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@tradecanvas/commons - npm Package Compare versions

Comparing version
0.6.0
to
0.7.0
+46
dist/types/signal.d.ts
export type SignalDirection = 'long' | 'short' | 'neutral';
export interface SignalMarker {
id: string;
time: number;
price: number;
direction: SignalDirection;
confidence: number;
source: string;
label?: string;
color?: string;
meta?: Record<string, unknown>;
}
export interface SignalMarkerStyle {
longColor?: string;
shortColor?: string;
neutralColor?: string;
arrowSize?: number;
showLabel?: boolean;
showConfidence?: boolean;
sourceColors?: Record<string, string>;
}
export declare const DEFAULT_SIGNAL_STYLE: SignalMarkerStyle;
export type TradeZoneDirection = 'long' | 'short';
export interface TradeZone {
id: string;
entryTime: number;
entryPrice: number;
exitTime?: number;
exitPrice?: number;
direction: TradeZoneDirection;
pnl?: number;
pnlPercent?: number;
label?: string;
meta?: Record<string, unknown>;
}
export interface TradeZoneStyle {
profitColor?: string;
lossColor?: string;
activeColor?: string;
fillOpacity?: number;
borderWidth?: number;
showLabel?: boolean;
showPnl?: boolean;
}
export declare const DEFAULT_TRADE_ZONE_STYLE: TradeZoneStyle;
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+1
-1

@@ -1,2 +0,2 @@

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{"version":3,"file":"index.cjs","names":[],"sources":["../src/types/rendering.ts","../src/types/drawing.ts","../src/types/trading.ts","../src/types/realtime.ts","../src/utils/math.ts","../src/utils/data.ts","../src/utils/color.ts","../src/utils/time.ts","../src/utils/precision.ts","../src/constants/defaults.ts","../src/constants/themes.ts","../src/i18n/en.ts","../src/i18n/vi.ts","../src/i18n/index.ts","../src/market/presets.ts"],"sourcesContent":["export interface Point {\n x: number;\n y: number;\n}\n\nexport interface Size {\n width: number;\n height: number;\n}\n\nexport interface Rect {\n x: number;\n y: number;\n width: number;\n height: number;\n}\n\nexport interface ViewportState {\n visibleRange: { from: number; to: number };\n priceRange: { min: number; max: number };\n barWidth: number;\n barSpacing: number;\n offset: number;\n chartRect: Rect;\n logScale?: boolean;\n}\n\nexport enum LayerType {\n Background = 0,\n Main = 1,\n Panel = 2,\n Overlay = 3,\n UI = 4,\n}\n","import type { Point, ViewportState } from './rendering.js';\n\nexport type DrawingToolType =\n | 'trendLine' | 'horizontalLine' | 'verticalLine' | 'ray' | 'extendedLine'\n | 'parallelChannel' | 'regressionChannel'\n | 'fibRetracement' | 'fibExtension'\n | 'rectangle' | 'ellipse' | 'triangle'\n | 'pitchfork' | 'elliottWave'\n | 'priceRange' | 'dateRange' | 'measure'\n | 'text' | 'arrow'\n | 'gannFan' | 'gannBox'\n | 'anchoredVWAP'\n | 'volumeProfileRange';\n\nexport interface AnchorPoint {\n time: number;\n price: number;\n}\n\nexport interface DrawingStyle {\n color: string;\n lineWidth: number;\n lineStyle: 'solid' | 'dashed' | 'dotted';\n fillColor?: string;\n fillOpacity?: number;\n fontSize?: number;\n text?: string;\n}\n\nexport interface DrawingState {\n id: string;\n type: DrawingToolType;\n anchors: AnchorPoint[];\n style: DrawingStyle;\n visible: boolean;\n locked: boolean;\n meta?: Record<string, unknown>;\n}\n\nexport interface DrawingDescriptor {\n type: DrawingToolType;\n name: string;\n requiredAnchors: number;\n singleClick?: boolean;\n}\n\nexport interface DrawingPlugin {\n descriptor: DrawingDescriptor;\n render(\n ctx: CanvasRenderingContext2D,\n state: DrawingState,\n viewport: ViewportState,\n selected: boolean,\n ): void;\n hitTest(\n point: Point,\n state: DrawingState,\n viewport: ViewportState,\n tolerance: number,\n ): boolean;\n hitTestAnchor(\n point: Point,\n state: DrawingState,\n viewport: ViewportState,\n tolerance: number,\n ): number;\n}\n\nexport const DEFAULT_DRAWING_STYLE: DrawingStyle = {\n color: '#2196F3',\n lineWidth: 1,\n lineStyle: 'solid',\n fillColor: 'rgba(33, 150, 243, 0.1)',\n fillOpacity: 0.1,\n fontSize: 12,\n};\n","export type OrderSide = 'buy' | 'sell';\nexport type OrderType = 'market' | 'limit' | 'stop' | 'stopLimit';\nexport type OrderStatus = 'pending' | 'filled' | 'cancelled' | 'rejected';\nexport type OrderLabel = 'LIMIT' | 'STOP' | 'SL' | 'TP' | 'STOP LIMIT';\n\nexport interface TradingOrder {\n id: string;\n side: OrderSide;\n type: OrderType;\n price: number;\n stopPrice?: number;\n quantity: number;\n label?: OrderLabel;\n draggable?: boolean;\n meta?: Record<string, unknown>;\n}\n\nexport interface TradingPosition {\n id: string;\n side: OrderSide;\n entryPrice: number;\n quantity: number;\n /** Quantity already closed (for partial-close visualization). 0 ≤ closedQuantity ≤ quantity. */\n closedQuantity?: number;\n stopLoss?: number;\n takeProfit?: number;\n meta?: Record<string, unknown>;\n}\n\n/** Threshold-based P&L color stop. Sorted ascending by `pnl` is recommended. */\nexport interface PnLThreshold {\n /** Inclusive lower bound. Use -Infinity for the bottom-most stop. */\n pnl: number;\n color: string;\n}\n\n/** Tokens passed to position label templates. */\nexport interface PositionLabelContext {\n side: OrderSide;\n quantity: number;\n closedQuantity: number;\n openQuantity: number;\n entryPrice: number;\n currentPrice: number;\n pnl: number;\n pnlPct: number;\n precision: number;\n}\n\nexport interface DepthLevel {\n price: number;\n volume: number;\n}\n\nexport interface DepthData {\n bids: DepthLevel[];\n asks: DepthLevel[];\n}\n\nexport interface TradingConfig {\n enabled: boolean;\n orderColors?: { buy?: string; sell?: string };\n positionColors?: { profit?: string; loss?: string; entry?: string };\n /**\n * Optional gradient of colors keyed to P&L value. When provided, the rendered\n * position zone uses the color of the highest threshold whose `pnl` ≤ live P&L.\n * Falls back to `positionColors.profit`/`.loss` when unset.\n */\n pnlThresholds?: PnLThreshold[];\n /**\n * Position P&L label template. Supports tokens: {side} {qty} {closedQty}\n * {openQty} {entry} {price} {pnl} {pnlPct} {pnlSign}. Pass a function for\n * full control. Default: `{side} {qty} | P&L: {pnlSign}{pnl}`.\n */\n positionLabel?: string | ((ctx: PositionLabelContext) => string);\n depthOverlay?: {\n enabled?: boolean;\n bidColor?: string;\n askColor?: string;\n maxWidth?: number;\n };\n contextMenu?: { enabled?: boolean };\n pricePrecision?: number;\n dragThreshold?: number;\n}\n\nexport interface OrderPlaceIntent {\n side: OrderSide;\n type: OrderType;\n price: number;\n stopPrice?: number;\n quantity?: number;\n}\n\nexport interface OrderModifyIntent {\n orderId: string;\n newPrice: number;\n previousPrice: number;\n}\n\nexport interface OrderCancelIntent {\n orderId: string;\n}\n\nexport interface PositionModifyIntent {\n positionId: string;\n stopLoss?: number;\n takeProfit?: number;\n}\n\nexport interface PositionCloseIntent {\n positionId: string;\n}\n\nexport const DEFAULT_TRADING_CONFIG: TradingConfig = {\n enabled: true,\n orderColors: { buy: '#26A69A', sell: '#EF5350' },\n positionColors: { profit: '#26A69A', loss: '#EF5350', entry: '#2196F3' },\n depthOverlay: { enabled: false, bidColor: 'rgba(38,166,154,0.15)', askColor: 'rgba(239,83,80,0.15)', maxWidth: 100 },\n contextMenu: { enabled: true },\n pricePrecision: 2,\n dragThreshold: 3,\n};\n","import type { OHLCBar, TimeFrame } from './ohlc.js';\n\n// --- Connection ---\n\nexport type ConnectionState = 'disconnected' | 'connecting' | 'connected' | 'reconnecting' | 'error';\n\nexport interface ConnectionInfo {\n state: ConnectionState;\n latency?: number;\n reconnectAttempt?: number;\n lastMessageTime?: number;\n error?: string;\n}\n\n// --- Ticks & Trades ---\n\nexport interface RawTick {\n time: number;\n price: number;\n volume: number;\n side?: 'buy' | 'sell';\n}\n\nexport interface AggregatedBar extends OHLCBar {\n closed: boolean; // true when bar is finalized\n tickCount: number; // number of ticks in this bar\n}\n\n// --- Data Adapter (Strategy Pattern) ---\n\nexport interface DataAdapterConfig {\n symbol: string;\n timeframe: TimeFrame;\n reconnect?: boolean; // default: true\n reconnectMaxRetries?: number; // default: Infinity\n reconnectBaseDelay?: number; // ms, default: 1000\n reconnectMaxDelay?: number; // ms, default: 30000\n heartbeatInterval?: number; // ms, default: 30000\n bufferSize?: number; // max ticks to buffer, default: 1000\n}\n\nexport type DataAdapterEventType =\n | 'tick'\n | 'bar'\n | 'barClose'\n | 'snapshot' // initial historical data loaded\n | 'connectionChange'\n | 'error';\n\nexport interface DataAdapterEvent<T = unknown> {\n type: DataAdapterEventType;\n data: T;\n timestamp: number;\n}\n\nexport type DataAdapterListener<T = unknown> = (event: DataAdapterEvent<T>) => void;\n\n/**\n * Data adapter interface. Implements the observer pattern:\n * - connect() to start receiving data\n * - on('bar'|'tick'|'connectionChange', handler) to receive events\n * - disconnect() to stop, then connect() again to switch symbols/timeframes\n * - No separate subscribe/unsubscribe — reconnect is the intended pattern\n *\n * Strategy pattern for pluggable data sources.\n * Implementations handle the specifics of each data source (WebSocket, REST,\n * SSE, etc.) while the StreamManager orchestrates lifecycle and aggregation.\n *\n * Built-in: BinanceAdapter\n * Implement this for: custom exchange APIs, broker feeds, mock data\n */\nexport interface DataAdapter {\n readonly name: string;\n\n connect(config: DataAdapterConfig): void;\n disconnect(): void;\n getConnectionState(): ConnectionState;\n\n /**\n * Load historical bars. Called once on connect, before streaming starts.\n * Returns bars sorted by time ascending.\n */\n fetchHistory(symbol: string, timeframe: TimeFrame, limit?: number): Promise<OHLCBar[]>;\n\n on<T = unknown>(event: DataAdapterEventType, listener: DataAdapterListener<T>): void;\n off<T = unknown>(event: DataAdapterEventType, listener: DataAdapterListener<T>): void;\n\n dispose(): void;\n}\n\n// --- Stream Manager Config ---\n\nexport interface StreamConfig {\n adapter: DataAdapter;\n symbol: string;\n timeframe: TimeFrame;\n historyLimit?: number; // bars to load initially, default: 500\n autoScroll?: boolean; // scroll to end on new bar, default: true\n showCurrentPriceLine?: boolean; // default: true\n aggregateTicks?: boolean; // build bars from ticks, default: false\n reconnect?: ReconnectConfig;\n}\n\nexport interface ReconnectConfig {\n enabled: boolean; // default: true\n maxRetries: number; // default: Infinity\n baseDelay: number; // ms, default: 1000\n maxDelay: number; // ms, default: 30000\n backoffMultiplier: number; // default: 2\n}\n\nexport const DEFAULT_RECONNECT: ReconnectConfig = {\n enabled: true,\n maxRetries: Infinity,\n baseDelay: 1000,\n maxDelay: 30000,\n backoffMultiplier: 2,\n};\n\nexport const DEFAULT_STREAM_CONFIG: Partial<StreamConfig> = {\n historyLimit: 500,\n autoScroll: true,\n showCurrentPriceLine: true,\n aggregateTicks: false,\n};\n","export function clamp(value: number, min: number, max: number): number {\n return Math.max(min, Math.min(max, value));\n}\n\nexport function lerp(a: number, b: number, t: number): number {\n return a + (b - a) * t;\n}\n\nexport function inverseLerp(a: number, b: number, value: number): number {\n if (a === b) return 0;\n return (value - a) / (b - a);\n}\n\nexport function roundToStep(value: number, step: number): number {\n return Math.round(value / step) * step;\n}\n\nexport function niceNumber(value: number, round: boolean): number {\n const exp = Math.floor(Math.log10(value));\n const frac = value / Math.pow(10, exp);\n let nice: number;\n if (round) {\n if (frac < 1.5) nice = 1;\n else if (frac < 3) nice = 2;\n else if (frac < 7) nice = 5;\n else nice = 10;\n } else {\n if (frac <= 1) nice = 1;\n else if (frac <= 2) nice = 2;\n else if (frac <= 5) nice = 5;\n else nice = 10;\n }\n return nice * Math.pow(10, exp);\n}\n\nexport function computeTickStep(min: number, max: number, maxTicks: number): number {\n const range = niceNumber(max - min, false);\n return niceNumber(range / (maxTicks - 1), true);\n}\n","import type { OHLCBar, DataSeries } from '../types/ohlc.js';\n\n/**\n * Normalize bar timestamp to milliseconds.\n * Auto-detects: time > 1e12 is already ms, otherwise treats as seconds.\n */\nexport function normalizeBarTime(time: number): number {\n return time > 1e12 ? time : time * 1000;\n}\n\n/**\n * Normalize a bar's timestamp field to milliseconds.\n * Accepts either { time } (ms or s) or { t, o, h, l, c, v } wire format.\n */\nexport function normalizeBar(raw: Record<string, number>): OHLCBar {\n const time = normalizeBarTime(raw.time ?? raw.t ?? 0);\n return {\n time,\n open: raw.open ?? raw.o ?? 0,\n high: raw.high ?? raw.h ?? 0,\n low: raw.low ?? raw.l ?? 0,\n close: raw.close ?? raw.c ?? 0,\n volume: raw.volume ?? raw.v ?? 0,\n };\n}\n\nexport function sliceVisibleData(\n data: DataSeries,\n from: number,\n to: number,\n): DataSeries {\n const startIdx = Math.max(0, from);\n const endIdx = Math.min(data.length, to + 1);\n return data.slice(startIdx, endIdx);\n}\n\nexport function findBarIndex(data: DataSeries, timestamp: number): number {\n let lo = 0;\n let hi = data.length - 1;\n while (lo <= hi) {\n const mid = (lo + hi) >>> 1;\n if (data[mid].time < timestamp) lo = mid + 1;\n else if (data[mid].time > timestamp) hi = mid - 1;\n else return mid;\n }\n return lo;\n}\n\nexport function computePriceRange(\n data: DataSeries,\n from: number,\n to: number,\n padding = 0.05,\n): { min: number; max: number } {\n if (data.length === 0) return { min: 0, max: 1 };\n const startIdx = Math.max(0, from);\n const endIdx = Math.min(data.length - 1, to);\n let min = Infinity;\n let max = -Infinity;\n for (let i = startIdx; i <= endIdx; i++) {\n if (data[i].low < min) min = data[i].low;\n if (data[i].high > max) max = data[i].high;\n }\n if (min === Infinity) return { min: 0, max: 1 };\n const range = max - min || 1;\n return {\n min: min - range * padding,\n max: max + range * padding,\n };\n}\n\nexport function mergeBar(existing: OHLCBar, tick: { price: number; volume?: number; time: number }): OHLCBar {\n return {\n ...existing,\n high: Math.max(existing.high, tick.price),\n low: Math.min(existing.low, tick.price),\n close: tick.price,\n volume: existing.volume + (tick.volume ?? 0),\n time: tick.time,\n };\n}\n","export function hexToRgba(hex: string, alpha = 1): string {\n const r = parseInt(hex.slice(1, 3), 16);\n const g = parseInt(hex.slice(3, 5), 16);\n const b = parseInt(hex.slice(5, 7), 16);\n return `rgba(${r}, ${g}, ${b}, ${alpha})`;\n}\n\nexport function withAlpha(color: string, alpha: number): string {\n if (color.startsWith('#')) {\n return hexToRgba(color, alpha);\n }\n const rgbaMatch = color.match(/rgba?\\((\\d+),\\s*(\\d+),\\s*(\\d+)/);\n if (rgbaMatch) {\n return `rgba(${rgbaMatch[1]}, ${rgbaMatch[2]}, ${rgbaMatch[3]}, ${alpha})`;\n }\n return color;\n}\n\nexport function lerpColor(colorA: string, colorB: string, t: number): string {\n const parseHex = (hex: string) => {\n hex = hex.replace('#', '');\n if (hex.length === 3) hex = hex[0] + hex[0] + hex[1] + hex[1] + hex[2] + hex[2];\n return {\n r: parseInt(hex.slice(0, 2), 16),\n g: parseInt(hex.slice(2, 4), 16),\n b: parseInt(hex.slice(4, 6), 16),\n };\n };\n const a = parseHex(colorA);\n const b = parseHex(colorB);\n const r = Math.round(a.r + (b.r - a.r) * t);\n const g = Math.round(a.g + (b.g - a.g) * t);\n const bl = Math.round(a.b + (b.b - a.b) * t);\n return `rgb(${r},${g},${bl})`;\n}\n","import type { TimeFrame } from '../types/ohlc.js';\n\nconst TIMEFRAME_MS: Record<TimeFrame, number> = {\n '1s': 1_000,\n '5s': 5_000,\n '15s': 15_000,\n '30s': 30_000,\n '1m': 60_000,\n '3m': 180_000,\n '5m': 300_000,\n '15m': 900_000,\n '30m': 1_800_000,\n '45m': 2_700_000,\n '1h': 3_600_000,\n '2h': 7_200_000,\n '3h': 10_800_000,\n '4h': 14_400_000,\n '6h': 21_600_000,\n '8h': 28_800_000,\n '12h': 43_200_000,\n '1d': 86_400_000,\n '2d': 172_800_000,\n '3d': 259_200_000,\n '1w': 604_800_000,\n '2w': 1_209_600_000,\n '1M': 2_592_000_000,\n '3M': 7_776_000_000,\n '6M': 15_552_000_000,\n '12M': 31_536_000_000,\n};\n\nexport function timeframeToMs(tf: TimeFrame): number {\n return TIMEFRAME_MS[tf];\n}\n\nexport function formatTimestamp(timestamp: number, tf: TimeFrame): string {\n const d = new Date(timestamp);\n const ms = TIMEFRAME_MS[tf];\n if (ms >= 86_400_000) {\n return d.toLocaleDateString(undefined, { month: 'short', day: 'numeric' });\n }\n if (ms >= 3_600_000) {\n return d.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit' });\n }\n return d.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit', second: '2-digit' });\n}\n\nexport function alignToTimeframe(timestamp: number, tf: TimeFrame): number {\n const ms = TIMEFRAME_MS[tf];\n return Math.floor(timestamp / ms) * ms;\n}\n","export function formatPrice(value: number, precision = 2, locale = 'en-US'): string {\n return value.toLocaleString(locale, {\n minimumFractionDigits: precision,\n maximumFractionDigits: precision,\n });\n}\n\nexport function formatVolume(value: number): string {\n if (value >= 1_000_000_000) return (value / 1_000_000_000).toFixed(2) + 'B';\n if (value >= 1_000_000) return (value / 1_000_000).toFixed(2) + 'M';\n if (value >= 1_000) return (value / 1_000).toFixed(2) + 'K';\n return value.toFixed(0);\n}\n\nexport function detectPrecision(values: number[]): number {\n let maxDecimals = 0;\n for (const v of values) {\n const str = v.toString();\n const dot = str.indexOf('.');\n if (dot >= 0) {\n maxDecimals = Math.max(maxDecimals, str.length - dot - 1);\n }\n }\n return Math.min(maxDecimals, 8);\n}\n","import type { ChartOptions } from '../types/chart.js';\n\nexport const DEFAULT_CHART_OPTIONS: Required<Pick<ChartOptions, 'autoScale' | 'rightMargin' | 'minBarSpacing' | 'maxBarSpacing'>> & Pick<ChartOptions, 'grid' | 'crosshair'> = {\n autoScale: true,\n rightMargin: 5,\n minBarSpacing: 2,\n maxBarSpacing: 30,\n grid: {\n visible: true,\n hLineStyle: 'solid',\n vLineStyle: 'solid',\n },\n crosshair: {\n mode: 'magnet',\n },\n};\n\n// Standard timeframe presets for different market types\nimport type { TimeFrame } from '../types/ohlc.js';\n\n/** Crypto: all timeframes including seconds */\nexport const TIMEFRAMES_CRYPTO: TimeFrame[] = [\n '1s', '1m', '3m', '5m', '15m', '30m',\n '1h', '2h', '4h', '6h', '8h', '12h',\n '1d', '3d', '1w', '1M',\n];\n\n/** Stocks: minute-level and above (no seconds) */\nexport const TIMEFRAMES_STOCK: TimeFrame[] = [\n '1m', '5m', '15m', '30m',\n '1h', '2h', '4h',\n '1d', '1w', '1M', '3M', '6M', '12M',\n];\n\n/** Forex: common forex timeframes */\nexport const TIMEFRAMES_FOREX: TimeFrame[] = [\n '1m', '5m', '15m', '30m',\n '1h', '4h',\n '1d', '1w', '1M',\n];\n\n/** Default favorites shown in quick-access bar */\nexport const DEFAULT_TIMEFRAME_FAVORITES: TimeFrame[] = [\n '1m', '5m', '15m', '1h', '4h', '1d', '1w',\n];\n\nexport const DEFAULT_BAR_WIDTH = 8;\nexport const DEFAULT_BAR_SPACING = 2;\nexport const PRICE_AXIS_WIDTH = 70;\nexport const TIME_AXIS_HEIGHT = 30;\nexport const MIN_PANEL_HEIGHT = 60;\nexport const DEFAULT_PANEL_HEIGHT = 120;\n","import type { Theme } from '../types/theme.js';\n\nconst DEFAULT_FONT = {\n family: '-apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, sans-serif',\n sizeSmall: 10,\n sizeMedium: 12,\n sizeLarge: 14,\n};\n\nexport const DARK_THEME: Theme = {\n name: 'dark',\n background: '#131722',\n text: '#D1D4DC',\n textSecondary: '#787B86',\n grid: '#1E222D',\n crosshair: '#9598A1',\n candleUp: '#26A69A',\n candleDown: '#EF5350',\n candleUpWick: '#26A69A',\n candleDownWick: '#EF5350',\n lineColor: '#2196F3',\n areaTopColor: 'rgba(33, 150, 243, 0.4)',\n areaBottomColor: 'rgba(33, 150, 243, 0.0)',\n volumeUp: 'rgba(38, 166, 154, 0.3)',\n volumeDown: 'rgba(239, 83, 80, 0.3)',\n axisLine: '#2A2E39',\n axisLabel: '#D1D4DC',\n axisLabelBackground: '#2A2E39',\n font: DEFAULT_FONT,\n};\n\nexport const LIGHT_THEME: Theme = {\n name: 'light',\n background: '#FFFFFF',\n text: '#131722',\n textSecondary: '#787B86',\n grid: '#F0F3FA',\n crosshair: '#9598A1',\n candleUp: '#26A69A',\n candleDown: '#EF5350',\n candleUpWick: '#26A69A',\n candleDownWick: '#EF5350',\n lineColor: '#2196F3',\n areaTopColor: 'rgba(33, 150, 243, 0.4)',\n areaBottomColor: 'rgba(33, 150, 243, 0.0)',\n volumeUp: 'rgba(38, 166, 154, 0.3)',\n volumeDown: 'rgba(239, 83, 80, 0.3)',\n axisLine: '#E0E3EB',\n axisLabel: '#131722',\n axisLabelBackground: '#F0F3FA',\n font: DEFAULT_FONT,\n};\n\nexport const DARK_TERMINAL: Theme = {\n name: 'terminal',\n background: '#0E0E0E',\n text: '#C0C0C0',\n textSecondary: '#8A8A8A',\n grid: '#1A1A1A',\n crosshair: '#666666',\n candleUp: '#00FF87',\n candleDown: '#FF3B4D',\n candleUpWick: '#00FF87',\n candleDownWick: '#FF3B4D',\n lineColor: '#3D8BFD',\n areaTopColor: 'rgba(61, 139, 253, 0.3)',\n areaBottomColor: 'rgba(61, 139, 253, 0.0)',\n volumeUp: 'rgba(0, 255, 135, 0.2)',\n volumeDown: 'rgba(255, 59, 77, 0.2)',\n axisLine: '#1A1A1A',\n axisLabel: '#8A8A8A',\n axisLabelBackground: '#1A1A1A',\n font: {\n family: \"'Roboto Mono', 'JetBrains Mono', 'SF Mono', Consolas, monospace\",\n sizeSmall: 10,\n sizeMedium: 12,\n sizeLarge: 14,\n },\n};\n","import type { LocaleStrings } from './types.js';\n\nexport const en: LocaleStrings = {\n // Chart types\n candlestick: 'Candlestick',\n line: 'Line',\n area: 'Area',\n bar: 'OHLC Bar',\n\n // Axes\n price: 'Price',\n volume: 'Volume',\n time: 'Time',\n open: 'Open',\n high: 'High',\n low: 'Low',\n close: 'Close',\n\n // Indicators - overlays\n sma: 'SMA',\n ema: 'EMA',\n bollingerBands: 'Bollinger Bands',\n vwap: 'VWAP',\n ichimoku: 'Ichimoku Cloud',\n parabolicSAR: 'Parabolic SAR',\n supertrend: 'Supertrend',\n keltnerChannel: 'Keltner Channel',\n donchianChannel: 'Donchian Channel',\n\n // Indicators - panels\n rsi: 'RSI',\n macd: 'MACD',\n stochastic: 'Stochastic',\n atr: 'ATR',\n adx: 'ADX',\n obv: 'OBV',\n williamsR: 'Williams %R',\n cci: 'CCI',\n mfi: 'MFI',\n aroon: 'Aroon',\n roc: 'ROC',\n tsi: 'TSI',\n cmf: 'CMF',\n stddev: 'Std Dev',\n volumeProfile: 'Volume Profile',\n accumulationDistribution: 'A/D Line',\n vroc: 'VROC',\n\n // Drawing tools\n trendLine: 'Trend Line',\n horizontalLine: 'Horizontal Line',\n verticalLine: 'Vertical Line',\n ray: 'Ray',\n extendedLine: 'Extended Line',\n parallelChannel: 'Parallel Channel',\n regressionChannel: 'Regression Channel',\n fibRetracement: 'Fibonacci Retracement',\n fibExtension: 'Fibonacci Extension',\n rectangle: 'Rectangle',\n ellipse: 'Ellipse',\n triangle: 'Triangle',\n pitchfork: \"Andrews' Pitchfork\",\n elliottWave: 'Elliott Wave',\n priceRange: 'Price Range',\n dateRange: 'Date Range',\n measure: 'Measure',\n textTool: 'Text',\n arrow: 'Arrow',\n clearAll: 'Clear All',\n\n // Trading\n buy: 'Buy',\n sell: 'Sell',\n buyLimit: 'Buy Limit',\n sellLimit: 'Sell Limit',\n buyStop: 'Buy Stop',\n sellStop: 'Sell Stop',\n stopLoss: 'Stop Loss',\n takeProfit: 'Take Profit',\n market: 'Market',\n limit: 'Limit',\n stop: 'Stop',\n cancel: 'Cancel',\n modify: 'Modify',\n quantity: 'Qty',\n pnl: 'P&L',\n activeOrders: 'Active Orders',\n positions: 'Positions',\n noOrders: 'No active orders',\n noPositions: 'No open positions',\n placeOrder: 'Place Order',\n rightClickToTrade: 'Right-click chart to place orders',\n\n // Market\n ceiling: 'Ceiling',\n floor: 'Floor',\n reference: 'Reference',\n session: 'Session',\n preOpen: 'Pre-Open',\n continuous: 'Continuous',\n preClose: 'Pre-Close',\n closed: 'Closed',\n\n // UI\n settings: 'Settings',\n theme: 'Theme',\n darkTheme: 'Dark',\n lightTheme: 'Light',\n tools: 'Tools',\n indicators: 'Indicators',\n overlays: 'Overlays',\n panels: 'Panels',\n orders: 'Orders',\n autoScale: 'Auto Scale',\n crosshair: 'Crosshair',\n grid: 'Grid',\n loading: 'Loading...',\n error: 'Error',\n\n numberDecimalSeparator: '.',\n numberGroupSeparator: ',',\n};\n","import type { LocaleStrings } from './types.js';\n\nexport const vi: LocaleStrings = {\n // Chart types\n candlestick: 'Nến',\n line: 'Đường',\n area: 'Vùng',\n bar: 'Thanh OHLC',\n\n // Axes\n price: 'Giá',\n volume: 'Khối lượng',\n time: 'Thời gian',\n open: 'Mở',\n high: 'Cao',\n low: 'Thấp',\n close: 'Đóng',\n\n // Indicators - overlays\n sma: 'SMA',\n ema: 'EMA',\n bollingerBands: 'Dải Bollinger',\n vwap: 'VWAP',\n ichimoku: 'Mây Ichimoku',\n parabolicSAR: 'Parabolic SAR',\n supertrend: 'Supertrend',\n keltnerChannel: 'Kênh Keltner',\n donchianChannel: 'Kênh Donchian',\n\n // Indicators - panels\n rsi: 'RSI',\n macd: 'MACD',\n stochastic: 'Stochastic',\n atr: 'ATR',\n adx: 'ADX',\n obv: 'OBV',\n williamsR: 'Williams %R',\n cci: 'CCI',\n mfi: 'MFI',\n aroon: 'Aroon',\n roc: 'ROC',\n tsi: 'TSI',\n cmf: 'CMF',\n stddev: 'Độ lệch chuẩn',\n volumeProfile: 'Phân bổ KL',\n accumulationDistribution: 'Tích lũy/Phân phối',\n vroc: 'VROC',\n\n // Drawing tools\n trendLine: 'Đường xu hướng',\n horizontalLine: 'Đường ngang',\n verticalLine: 'Đường dọc',\n ray: 'Tia',\n extendedLine: 'Đường kéo dài',\n parallelChannel: 'Kênh song song',\n regressionChannel: 'Kênh hồi quy',\n fibRetracement: 'Fibonacci thoái lui',\n fibExtension: 'Fibonacci mở rộng',\n rectangle: 'Hình chữ nhật',\n ellipse: 'Hình elip',\n triangle: 'Tam giác',\n pitchfork: 'Chĩa ba Andrews',\n elliottWave: 'Sóng Elliott',\n priceRange: 'Khoảng giá',\n dateRange: 'Khoảng thời gian',\n measure: 'Đo lường',\n textTool: 'Chữ',\n arrow: 'Mũi tên',\n clearAll: 'Xóa tất cả',\n\n // Trading\n buy: 'Mua',\n sell: 'Bán',\n buyLimit: 'Mua giới hạn',\n sellLimit: 'Bán giới hạn',\n buyStop: 'Mua chặn',\n sellStop: 'Bán chặn',\n stopLoss: 'Cắt lỗ',\n takeProfit: 'Chốt lời',\n market: 'Thị trường',\n limit: 'Giới hạn',\n stop: 'Dừng',\n cancel: 'Hủy',\n modify: 'Sửa',\n quantity: 'KL',\n pnl: 'Lãi/Lỗ',\n activeOrders: 'Lệnh chờ',\n positions: 'Vị thế',\n noOrders: 'Không có lệnh chờ',\n noPositions: 'Không có vị thế mở',\n placeOrder: 'Đặt lệnh',\n rightClickToTrade: 'Nhấp chuột phải để đặt lệnh',\n\n // Market\n ceiling: 'Trần',\n floor: 'Sàn',\n reference: 'Tham chiếu',\n session: 'Phiên',\n preOpen: 'Trước giờ mở',\n continuous: 'Liên tục',\n preClose: 'Trước giờ đóng',\n closed: 'Đóng cửa',\n\n // UI\n settings: 'Cài đặt',\n theme: 'Giao diện',\n darkTheme: 'Tối',\n lightTheme: 'Sáng',\n tools: 'Công cụ',\n indicators: 'Chỉ báo',\n overlays: 'Phủ lên',\n panels: 'Bảng',\n orders: 'Lệnh',\n autoScale: 'Tự co giãn',\n crosshair: 'Chữ thập',\n grid: 'Lưới',\n loading: 'Đang tải...',\n error: 'Lỗi',\n\n numberDecimalSeparator: ',',\n numberGroupSeparator: '.',\n};\n","export type { Locale, LocaleStrings, NumberFormatConfig, DateFormatConfig } from './types.js';\nexport { en } from './en.js';\nexport { vi } from './vi.js';\n\nimport type { Locale, LocaleStrings } from './types.js';\nimport { en } from './en.js';\nimport { vi } from './vi.js';\n\nconst locales = new Map<string, LocaleStrings>([\n ['en', en],\n ['vi', vi],\n]);\n\nlet currentLocale: Locale = 'en';\nlet currentStrings: LocaleStrings = en;\n\nexport function setLocale(locale: Locale): void {\n currentLocale = locale;\n currentStrings = locales.get(locale) ?? en;\n}\n\nexport function getLocale(): Locale {\n return currentLocale;\n}\n\nexport function t(key: keyof LocaleStrings): string {\n return currentStrings[key] ?? (en as any)[key] ?? key;\n}\n\nexport function registerLocale(locale: string, strings: LocaleStrings): void {\n locales.set(locale, strings);\n}\n\nexport function getLocaleStrings(locale?: string): LocaleStrings {\n return locales.get(locale ?? currentLocale) ?? en;\n}\n\n// Number formatting\nexport function formatNumber(value: number, precision = 2, locale?: string): string {\n const strings = locales.get(locale ?? currentLocale) ?? en;\n const dec = strings.numberDecimalSeparator;\n const grp = strings.numberGroupSeparator;\n\n const fixed = value.toFixed(precision);\n const [intPart, decPart] = fixed.split('.');\n\n // Group integer part\n const negative = intPart.startsWith('-');\n const digits = negative ? intPart.slice(1) : intPart;\n let grouped = '';\n for (let i = digits.length - 1, count = 0; i >= 0; i--, count++) {\n if (count > 0 && count % 3 === 0) grouped = grp + grouped;\n grouped = digits[i] + grouped;\n }\n if (negative) grouped = '-' + grouped;\n\n return decPart ? grouped + dec + decPart : grouped;\n}\n\nexport function formatVND(value: number): string {\n return formatNumber(value, 0, 'vi');\n}\n\nexport function formatVolumeLoc(value: number, locale?: string): string {\n if (value >= 1e9) return formatNumber(value / 1e9, 2, locale ?? currentLocale) + 'B';\n if (value >= 1e6) return formatNumber(value / 1e6, 2, locale ?? currentLocale) + 'M';\n if (value >= 1e3) return formatNumber(value / 1e3, 2, locale ?? currentLocale) + 'K';\n return formatNumber(value, 0, locale ?? currentLocale);\n}\n","import type { MarketConfig, MarketColorScheme, TradingSession } from './types.js';\nimport type { Theme } from '../types/theme.js';\n\n// Vietnam stock color convention:\n// Purple/Red = ceiling (trần) - max up\n// Green/Cyan = floor (sàn) - max down\n// Yellow = reference (tham chiếu)\n// Red = up, Blue = down (common VN convention)\nexport const VN_COLORS: MarketColorScheme = {\n up: '#FF0000', // Đỏ - tăng\n down: '#0000FF', // Xanh dương - giảm\n 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presets\nexport const MARKET_HOSE: MarketConfig = {\n type: 'stock',\n exchange: 'HOSE',\n currency: 'VND',\n pricePrecision: 2,\n volumeUnit: 10,\n priceStep: 0.05,\n priceLimits: { enabled: true, ceilingPercent: 7, floorPercent: 7 },\n sessions: HOSE_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_HNX: MarketConfig = {\n type: 'stock',\n exchange: 'HNX',\n currency: 'VND',\n pricePrecision: 1,\n volumeUnit: 100,\n priceStep: 0.1,\n priceLimits: { enabled: true, ceilingPercent: 10, floorPercent: 10 },\n sessions: HNX_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_UPCOM: MarketConfig = {\n type: 'stock',\n exchange: 'UPCOM',\n currency: 'VND',\n pricePrecision: 1,\n volumeUnit: 100,\n priceStep: 0.1,\n priceLimits: { enabled: true, ceilingPercent: 15, floorPercent: 15 },\n sessions: HNX_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_CRYPTO: MarketConfig = {\n type: 'crypto',\n currency: 'USDT',\n pricePrecision: 2,\n priceLimits: { enabled: false },\n};\n\nexport const MARKET_NYSE: MarketConfig = {\n type: 'stock',\n exchange: 'NYSE',\n currency: 'USD',\n pricePrecision: 2,\n priceStep: 0.01,\n priceLimits: { enabled: false },\n sessions: [\n { name: 'Pre-Market', startTime: '04:00', endTime: '09:30', type: 'preOpen' },\n { name: 'Regular', startTime: '09:30', endTime: '16:00', type: 'continuous' },\n { name: 'After-Hours', startTime: '16:00', endTime: '20:00', type: 'preClose' },\n ],\n};\n\n// Build a theme variant for VN stock market\nexport function createVNTheme(base: Theme): Theme {\n return {\n ...base,\n candleUp: VN_COLORS.up,\n candleDown: VN_COLORS.down,\n candleUpWick: VN_COLORS.up,\n candleDownWick: VN_COLORS.down,\n volumeUp: 'rgba(255, 0, 0, 0.3)',\n volumeDown: 'rgba(0, 0, 255, 0.3)',\n };\n}\n\nexport function computePriceLimits(referencePrice: number, config: MarketConfig): { ceiling: number; floor: number; reference: number } | null {\n if (!config.priceLimits?.enabled || 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{"version":3,"file":"index.cjs","names":[],"sources":["../src/types/rendering.ts","../src/types/drawing.ts","../src/types/trading.ts","../src/types/signal.ts","../src/types/realtime.ts","../src/utils/math.ts","../src/utils/data.ts","../src/utils/color.ts","../src/utils/time.ts","../src/utils/precision.ts","../src/constants/defaults.ts","../src/constants/themes.ts","../src/i18n/en.ts","../src/i18n/vi.ts","../src/i18n/index.ts","../src/market/presets.ts"],"sourcesContent":["export interface Point {\n x: number;\n y: number;\n}\n\nexport interface Size {\n width: number;\n height: number;\n}\n\nexport interface Rect {\n x: number;\n y: number;\n width: number;\n height: number;\n}\n\nexport interface ViewportState {\n visibleRange: { from: number; to: number };\n priceRange: { min: number; max: number };\n barWidth: number;\n barSpacing: number;\n offset: number;\n chartRect: Rect;\n logScale?: boolean;\n}\n\nexport enum LayerType {\n Background = 0,\n Main = 1,\n Panel = 2,\n Overlay = 3,\n UI = 4,\n}\n","import type { Point, ViewportState } from './rendering.js';\n\nexport type DrawingToolType =\n | 'trendLine' | 'horizontalLine' | 'verticalLine' | 'ray' | 'extendedLine'\n | 'parallelChannel' | 'regressionChannel'\n | 'fibRetracement' | 'fibExtension'\n | 'rectangle' | 'ellipse' | 'triangle'\n | 'pitchfork' | 'elliottWave'\n | 'priceRange' | 'dateRange' | 'measure'\n | 'text' | 'arrow'\n | 'gannFan' | 'gannBox'\n | 'anchoredVWAP'\n | 'volumeProfileRange';\n\nexport interface AnchorPoint {\n time: number;\n price: number;\n}\n\nexport interface DrawingStyle {\n color: string;\n lineWidth: number;\n lineStyle: 'solid' | 'dashed' | 'dotted';\n fillColor?: string;\n fillOpacity?: number;\n fontSize?: number;\n text?: string;\n}\n\nexport interface DrawingState {\n id: string;\n type: DrawingToolType;\n anchors: AnchorPoint[];\n style: DrawingStyle;\n visible: boolean;\n locked: boolean;\n meta?: Record<string, unknown>;\n}\n\nexport interface DrawingDescriptor {\n type: DrawingToolType;\n name: string;\n requiredAnchors: number;\n singleClick?: boolean;\n}\n\nexport interface DrawingPlugin {\n descriptor: DrawingDescriptor;\n render(\n ctx: CanvasRenderingContext2D,\n state: DrawingState,\n viewport: ViewportState,\n selected: boolean,\n ): void;\n hitTest(\n point: Point,\n state: DrawingState,\n viewport: ViewportState,\n tolerance: number,\n ): boolean;\n hitTestAnchor(\n point: Point,\n state: DrawingState,\n viewport: ViewportState,\n tolerance: number,\n ): number;\n}\n\nexport const DEFAULT_DRAWING_STYLE: DrawingStyle = {\n color: '#2196F3',\n lineWidth: 1,\n lineStyle: 'solid',\n fillColor: 'rgba(33, 150, 243, 0.1)',\n fillOpacity: 0.1,\n fontSize: 12,\n};\n","export type OrderSide = 'buy' | 'sell';\r\nexport type OrderType = 'market' | 'limit' | 'stop' | 'stopLimit';\r\nexport type OrderStatus = 'pending' | 'filled' | 'cancelled' | 'rejected';\r\nexport type OrderLabel = 'LIMIT' | 'STOP' | 'SL' | 'TP' | 'STOP LIMIT';\r\n\r\nexport interface TradingOrder {\r\n id: string;\r\n side: OrderSide;\r\n type: OrderType;\r\n price: number;\r\n stopPrice?: number;\r\n quantity: number;\r\n label?: OrderLabel;\r\n draggable?: boolean;\r\n meta?: Record<string, unknown>;\r\n}\r\n\r\nexport interface TradingPosition {\r\n id: string;\r\n side: OrderSide;\r\n entryPrice: number;\r\n quantity: number;\r\n /** Quantity already closed (for partial-close visualization). 0 ≤ closedQuantity ≤ quantity. */\r\n closedQuantity?: number;\r\n stopLoss?: number;\r\n takeProfit?: number;\r\n meta?: Record<string, unknown>;\r\n}\r\n\r\n/** Threshold-based P&L color stop. Sorted ascending by `pnl` is recommended. */\r\nexport interface PnLThreshold {\r\n /** Inclusive lower bound. Use -Infinity for the bottom-most stop. */\r\n pnl: number;\r\n color: string;\r\n}\r\n\r\n/** Tokens passed to position label templates. */\r\nexport interface PositionLabelContext {\r\n side: OrderSide;\r\n quantity: number;\r\n closedQuantity: number;\r\n openQuantity: number;\r\n entryPrice: number;\r\n currentPrice: number;\r\n pnl: number;\r\n pnlPct: number;\r\n precision: number;\r\n}\r\n\r\nexport interface DepthLevel {\r\n price: number;\r\n volume: number;\r\n}\r\n\r\nexport interface DepthData {\r\n bids: DepthLevel[];\r\n asks: DepthLevel[];\r\n}\r\n\r\nexport interface TradingConfig {\r\n enabled: boolean;\r\n orderColors?: { buy?: string; sell?: string };\r\n positionColors?: { profit?: string; loss?: string; entry?: string };\r\n /**\r\n * Optional gradient of colors keyed to P&L value. When provided, the rendered\r\n * position zone uses the color of the highest threshold whose `pnl` ≤ live P&L.\r\n * Falls back to `positionColors.profit`/`.loss` when unset.\r\n */\r\n pnlThresholds?: PnLThreshold[];\r\n /**\r\n * Position P&L label template. Supports tokens: {side} {qty} {closedQty}\r\n * {openQty} {entry} {price} {pnl} {pnlPct} {pnlSign}. Pass a function for\r\n * full control. Default: `{side} {qty} | P&L: {pnlSign}{pnl}`.\r\n */\r\n positionLabel?: string | ((ctx: PositionLabelContext) => string);\r\n depthOverlay?: {\r\n enabled?: boolean;\r\n bidColor?: string;\r\n askColor?: string;\r\n maxWidth?: number;\r\n };\r\n contextMenu?: { enabled?: boolean };\r\n pricePrecision?: number;\r\n dragThreshold?: number;\r\n}\r\n\r\nexport interface OrderPlaceIntent {\r\n side: OrderSide;\r\n type: OrderType;\r\n price: number;\r\n stopPrice?: number;\r\n quantity?: number;\r\n}\r\n\r\nexport interface OrderModifyIntent {\r\n orderId: string;\r\n newPrice: number;\r\n previousPrice: number;\r\n}\r\n\r\nexport interface OrderCancelIntent {\r\n orderId: string;\r\n}\r\n\r\nexport interface PositionModifyIntent {\r\n positionId: string;\r\n stopLoss?: number;\r\n takeProfit?: number;\r\n}\r\n\r\nexport interface PositionCloseIntent {\r\n positionId: string;\r\n}\r\n\r\nexport const DEFAULT_TRADING_CONFIG: TradingConfig = {\r\n enabled: true,\r\n orderColors: { buy: '#26A69A', sell: '#EF5350' },\r\n positionColors: { profit: '#26A69A', loss: '#EF5350', entry: '#2196F3' },\r\n depthOverlay: { enabled: false, bidColor: 'rgba(38,166,154,0.15)', askColor: 'rgba(239,83,80,0.15)', maxWidth: 100 },\r\n contextMenu: { enabled: true },\r\n pricePrecision: 2,\r\n dragThreshold: 3,\r\n};\r\n","export type SignalDirection = 'long' | 'short' | 'neutral';\n\nexport interface SignalMarker {\n id: string;\n time: number;\n price: number;\n direction: SignalDirection;\n confidence: number;\n source: string;\n label?: string;\n color?: string;\n meta?: Record<string, unknown>;\n}\n\nexport interface SignalMarkerStyle {\n longColor?: string;\n shortColor?: string;\n neutralColor?: string;\n arrowSize?: number;\n showLabel?: boolean;\n showConfidence?: boolean;\n sourceColors?: Record<string, string>;\n}\n\nexport const DEFAULT_SIGNAL_STYLE: SignalMarkerStyle = {\n longColor: '#26A69A',\n shortColor: '#EF5350',\n neutralColor: '#9E9E9E',\n arrowSize: 12,\n showLabel: true,\n showConfidence: true,\n};\n\nexport type TradeZoneDirection = 'long' | 'short';\n\nexport interface TradeZone {\n id: string;\n entryTime: number;\n entryPrice: number;\n exitTime?: number;\n exitPrice?: number;\n direction: TradeZoneDirection;\n pnl?: number;\n pnlPercent?: number;\n label?: string;\n meta?: Record<string, unknown>;\n}\n\nexport interface TradeZoneStyle {\n profitColor?: string;\n lossColor?: string;\n activeColor?: string;\n fillOpacity?: number;\n borderWidth?: number;\n showLabel?: boolean;\n showPnl?: boolean;\n}\n\nexport const DEFAULT_TRADE_ZONE_STYLE: TradeZoneStyle = {\n profitColor: '#26A69A',\n lossColor: '#EF5350',\n activeColor: '#2196F3',\n fillOpacity: 0.12,\n borderWidth: 1,\n showLabel: true,\n showPnl: true,\n};\n","import type { OHLCBar, TimeFrame } from './ohlc.js';\n\n// --- Connection ---\n\nexport type ConnectionState = 'disconnected' | 'connecting' | 'connected' | 'reconnecting' | 'error';\n\nexport interface ConnectionInfo {\n state: ConnectionState;\n latency?: number;\n reconnectAttempt?: number;\n lastMessageTime?: number;\n error?: string;\n}\n\n// --- Ticks & Trades ---\n\nexport interface RawTick {\n time: number;\n price: number;\n volume: number;\n side?: 'buy' | 'sell';\n}\n\nexport interface AggregatedBar extends OHLCBar {\n closed: boolean; // true when bar is finalized\n tickCount: number; // number of ticks in this bar\n}\n\n// --- Data Adapter (Strategy Pattern) ---\n\nexport interface DataAdapterConfig {\n symbol: string;\n timeframe: TimeFrame;\n reconnect?: boolean; // default: true\n reconnectMaxRetries?: number; // default: Infinity\n reconnectBaseDelay?: number; // ms, default: 1000\n reconnectMaxDelay?: number; // ms, default: 30000\n heartbeatInterval?: number; // ms, default: 30000\n bufferSize?: number; // max ticks to buffer, default: 1000\n}\n\nexport type DataAdapterEventType =\n | 'tick'\n | 'bar'\n | 'barClose'\n | 'snapshot' // initial historical data loaded\n | 'connectionChange'\n | 'error';\n\nexport interface DataAdapterEvent<T = unknown> {\n type: DataAdapterEventType;\n data: T;\n timestamp: number;\n}\n\nexport type DataAdapterListener<T = unknown> = (event: DataAdapterEvent<T>) => void;\n\n/**\n * Data adapter interface. Implements the observer pattern:\n * - connect() to start receiving data\n * - on('bar'|'tick'|'connectionChange', handler) to receive events\n * - disconnect() to stop, then connect() again to switch symbols/timeframes\n * - No separate subscribe/unsubscribe — reconnect is the intended pattern\n *\n * Strategy pattern for pluggable data sources.\n * Implementations handle the specifics of each data source (WebSocket, REST,\n * SSE, etc.) while the StreamManager orchestrates lifecycle and aggregation.\n *\n * Built-in: BinanceAdapter\n * Implement this for: custom exchange APIs, broker feeds, mock data\n */\nexport interface DataAdapter {\n readonly name: string;\n\n connect(config: DataAdapterConfig): void;\n disconnect(): void;\n getConnectionState(): ConnectionState;\n\n /**\n * Load historical bars. Called once on connect, before streaming starts.\n * Returns bars sorted by time ascending.\n */\n fetchHistory(symbol: string, timeframe: TimeFrame, limit?: number): Promise<OHLCBar[]>;\n\n on<T = unknown>(event: DataAdapterEventType, listener: DataAdapterListener<T>): void;\n off<T = unknown>(event: DataAdapterEventType, listener: DataAdapterListener<T>): void;\n\n dispose(): void;\n}\n\n// --- Stream Manager Config ---\n\nexport interface StreamConfig {\n adapter: DataAdapter;\n symbol: string;\n timeframe: TimeFrame;\n historyLimit?: number; // bars to load initially, default: 500\n autoScroll?: boolean; // scroll to end on new bar, default: true\n showCurrentPriceLine?: boolean; // default: true\n aggregateTicks?: boolean; // build bars from ticks, default: false\n reconnect?: ReconnectConfig;\n}\n\nexport interface ReconnectConfig {\n enabled: boolean; // default: true\n maxRetries: number; // default: Infinity\n baseDelay: number; // ms, default: 1000\n maxDelay: number; // ms, default: 30000\n backoffMultiplier: number; // default: 2\n}\n\nexport const DEFAULT_RECONNECT: ReconnectConfig = {\n enabled: true,\n maxRetries: Infinity,\n baseDelay: 1000,\n maxDelay: 30000,\n backoffMultiplier: 2,\n};\n\nexport const DEFAULT_STREAM_CONFIG: Partial<StreamConfig> = {\n historyLimit: 500,\n autoScroll: true,\n showCurrentPriceLine: true,\n aggregateTicks: false,\n};\n","export function clamp(value: number, min: number, max: number): number {\n return Math.max(min, Math.min(max, value));\n}\n\nexport function lerp(a: number, b: number, t: number): number {\n return a + (b - a) * t;\n}\n\nexport function inverseLerp(a: number, b: number, value: number): number {\n if (a === b) return 0;\n return (value - a) / (b - a);\n}\n\nexport function roundToStep(value: number, step: number): number {\n return Math.round(value / step) * step;\n}\n\nexport function niceNumber(value: number, round: boolean): number {\n const exp = Math.floor(Math.log10(value));\n const frac = value / Math.pow(10, exp);\n let nice: number;\n if (round) {\n if (frac < 1.5) nice = 1;\n else if (frac < 3) nice = 2;\n else if (frac < 7) nice = 5;\n else nice = 10;\n } else {\n if (frac <= 1) nice = 1;\n else if (frac <= 2) nice = 2;\n else if (frac <= 5) nice = 5;\n else nice = 10;\n }\n return nice * Math.pow(10, exp);\n}\n\nexport function computeTickStep(min: number, max: number, maxTicks: number): number {\n const range = niceNumber(max - min, false);\n return niceNumber(range / (maxTicks - 1), true);\n}\n","import type { OHLCBar, DataSeries } from '../types/ohlc.js';\n\n/**\n * Normalize bar timestamp to milliseconds.\n * Auto-detects: time > 1e12 is already ms, otherwise treats as seconds.\n */\nexport function normalizeBarTime(time: number): number {\n return time > 1e12 ? time : time * 1000;\n}\n\n/**\n * Normalize a bar's timestamp field to milliseconds.\n * Accepts either { time } (ms or s) or { t, o, h, l, c, v } wire format.\n */\nexport function normalizeBar(raw: Record<string, number>): OHLCBar {\n const time = normalizeBarTime(raw.time ?? raw.t ?? 0);\n return {\n time,\n open: raw.open ?? raw.o ?? 0,\n high: raw.high ?? raw.h ?? 0,\n low: raw.low ?? raw.l ?? 0,\n close: raw.close ?? raw.c ?? 0,\n volume: raw.volume ?? raw.v ?? 0,\n };\n}\n\nexport function sliceVisibleData(\n data: DataSeries,\n from: number,\n to: number,\n): DataSeries {\n const startIdx = Math.max(0, from);\n const endIdx = Math.min(data.length, to + 1);\n return data.slice(startIdx, endIdx);\n}\n\nexport function findBarIndex(data: DataSeries, timestamp: number): number {\n let lo = 0;\n let hi = data.length - 1;\n while (lo <= hi) {\n const mid = (lo + hi) >>> 1;\n if (data[mid].time < timestamp) lo = mid + 1;\n else if (data[mid].time > timestamp) hi = mid - 1;\n else return mid;\n }\n return lo;\n}\n\nexport function computePriceRange(\n data: DataSeries,\n from: number,\n to: number,\n padding = 0.05,\n): { min: number; max: number } {\n if (data.length === 0) return { min: 0, max: 1 };\n const startIdx = Math.max(0, from);\n const endIdx = Math.min(data.length - 1, to);\n let min = Infinity;\n let max = -Infinity;\n for (let i = startIdx; i <= endIdx; i++) {\n if (data[i].low < min) min = data[i].low;\n if (data[i].high > max) max = data[i].high;\n }\n if (min === Infinity) return { min: 0, max: 1 };\n const range = max - min || 1;\n return {\n min: min - range * padding,\n max: max + range * padding,\n };\n}\n\nexport function mergeBar(existing: OHLCBar, tick: { price: number; volume?: number; time: number }): OHLCBar {\n return {\n ...existing,\n high: Math.max(existing.high, tick.price),\n low: Math.min(existing.low, tick.price),\n close: tick.price,\n volume: existing.volume + (tick.volume ?? 0),\n time: tick.time,\n };\n}\n","export function hexToRgba(hex: string, alpha = 1): string {\n const r = parseInt(hex.slice(1, 3), 16);\n const g = parseInt(hex.slice(3, 5), 16);\n const b = parseInt(hex.slice(5, 7), 16);\n return `rgba(${r}, ${g}, ${b}, ${alpha})`;\n}\n\nexport function withAlpha(color: string, alpha: number): string {\n if (color.startsWith('#')) {\n return hexToRgba(color, alpha);\n }\n const rgbaMatch = color.match(/rgba?\\((\\d+),\\s*(\\d+),\\s*(\\d+)/);\n if (rgbaMatch) {\n return `rgba(${rgbaMatch[1]}, ${rgbaMatch[2]}, ${rgbaMatch[3]}, ${alpha})`;\n }\n return color;\n}\n\nexport function lerpColor(colorA: string, colorB: string, t: number): string {\n const parseHex = (hex: string) => {\n hex = hex.replace('#', '');\n if (hex.length === 3) hex = hex[0] + hex[0] + hex[1] + hex[1] + hex[2] + hex[2];\n return {\n r: parseInt(hex.slice(0, 2), 16),\n g: parseInt(hex.slice(2, 4), 16),\n b: parseInt(hex.slice(4, 6), 16),\n };\n };\n const a = parseHex(colorA);\n const b = parseHex(colorB);\n const r = Math.round(a.r + (b.r - a.r) * t);\n const g = Math.round(a.g + (b.g - a.g) * t);\n const bl = Math.round(a.b + (b.b - a.b) * t);\n return `rgb(${r},${g},${bl})`;\n}\n","import type { TimeFrame } from '../types/ohlc.js';\n\nconst TIMEFRAME_MS: Record<TimeFrame, number> = {\n '1s': 1_000,\n '5s': 5_000,\n '15s': 15_000,\n '30s': 30_000,\n '1m': 60_000,\n '3m': 180_000,\n '5m': 300_000,\n '15m': 900_000,\n '30m': 1_800_000,\n '45m': 2_700_000,\n '1h': 3_600_000,\n '2h': 7_200_000,\n '3h': 10_800_000,\n '4h': 14_400_000,\n '6h': 21_600_000,\n '8h': 28_800_000,\n '12h': 43_200_000,\n '1d': 86_400_000,\n '2d': 172_800_000,\n '3d': 259_200_000,\n '1w': 604_800_000,\n '2w': 1_209_600_000,\n '1M': 2_592_000_000,\n '3M': 7_776_000_000,\n '6M': 15_552_000_000,\n '12M': 31_536_000_000,\n};\n\nexport function timeframeToMs(tf: TimeFrame): number {\n return TIMEFRAME_MS[tf];\n}\n\nexport function formatTimestamp(timestamp: number, tf: TimeFrame): string {\n const d = new Date(timestamp);\n const ms = TIMEFRAME_MS[tf];\n if (ms >= 86_400_000) {\n return d.toLocaleDateString(undefined, { month: 'short', day: 'numeric' });\n }\n if (ms >= 3_600_000) {\n return d.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit' });\n }\n return d.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit', second: '2-digit' });\n}\n\nexport function alignToTimeframe(timestamp: number, tf: TimeFrame): number {\n const ms = TIMEFRAME_MS[tf];\n return Math.floor(timestamp / ms) * ms;\n}\n","export function formatPrice(value: number, precision = 2, locale = 'en-US'): string {\n return value.toLocaleString(locale, {\n minimumFractionDigits: precision,\n maximumFractionDigits: precision,\n });\n}\n\nexport function formatVolume(value: number): string {\n if (value >= 1_000_000_000) return (value / 1_000_000_000).toFixed(2) + 'B';\n if (value >= 1_000_000) return (value / 1_000_000).toFixed(2) + 'M';\n if (value >= 1_000) return (value / 1_000).toFixed(2) + 'K';\n return value.toFixed(0);\n}\n\nexport function detectPrecision(values: number[]): number {\n let maxDecimals = 0;\n for (const v of values) {\n const str = v.toString();\n const dot = str.indexOf('.');\n if (dot >= 0) {\n maxDecimals = Math.max(maxDecimals, str.length - dot - 1);\n }\n }\n return Math.min(maxDecimals, 8);\n}\n","import type { ChartOptions } from '../types/chart.js';\n\nexport const DEFAULT_CHART_OPTIONS: Required<Pick<ChartOptions, 'autoScale' | 'rightMargin' | 'minBarSpacing' | 'maxBarSpacing'>> & Pick<ChartOptions, 'grid' | 'crosshair'> = {\n autoScale: true,\n rightMargin: 5,\n minBarSpacing: 2,\n maxBarSpacing: 30,\n grid: {\n visible: true,\n hLineStyle: 'solid',\n vLineStyle: 'solid',\n },\n crosshair: {\n mode: 'magnet',\n },\n};\n\n// Standard timeframe presets for different market types\nimport type { TimeFrame } from '../types/ohlc.js';\n\n/** Crypto: all timeframes including seconds */\nexport const TIMEFRAMES_CRYPTO: TimeFrame[] = [\n '1s', '1m', '3m', '5m', '15m', '30m',\n '1h', '2h', '4h', '6h', '8h', '12h',\n '1d', '3d', '1w', '1M',\n];\n\n/** Stocks: minute-level and above (no seconds) */\nexport const TIMEFRAMES_STOCK: TimeFrame[] = [\n '1m', '5m', '15m', '30m',\n '1h', '2h', '4h',\n '1d', '1w', '1M', '3M', '6M', '12M',\n];\n\n/** Forex: common forex timeframes */\nexport const TIMEFRAMES_FOREX: TimeFrame[] = [\n '1m', '5m', '15m', '30m',\n '1h', '4h',\n '1d', '1w', '1M',\n];\n\n/** Default favorites shown in quick-access bar */\nexport const DEFAULT_TIMEFRAME_FAVORITES: TimeFrame[] = [\n '1m', '5m', '15m', '1h', '4h', '1d', '1w',\n];\n\nexport const DEFAULT_BAR_WIDTH = 8;\nexport const DEFAULT_BAR_SPACING = 2;\nexport const PRICE_AXIS_WIDTH = 70;\nexport const TIME_AXIS_HEIGHT = 30;\nexport const MIN_PANEL_HEIGHT = 60;\nexport const DEFAULT_PANEL_HEIGHT = 120;\n","import type { Theme } from '../types/theme.js';\n\nconst DEFAULT_FONT = {\n family: '-apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, sans-serif',\n sizeSmall: 10,\n sizeMedium: 12,\n sizeLarge: 14,\n};\n\nexport const DARK_THEME: Theme = {\n name: 'dark',\n background: '#131722',\n text: '#D1D4DC',\n textSecondary: '#787B86',\n grid: '#1E222D',\n crosshair: '#9598A1',\n candleUp: '#26A69A',\n candleDown: '#EF5350',\n candleUpWick: '#26A69A',\n candleDownWick: '#EF5350',\n lineColor: '#2196F3',\n areaTopColor: 'rgba(33, 150, 243, 0.4)',\n areaBottomColor: 'rgba(33, 150, 243, 0.0)',\n volumeUp: 'rgba(38, 166, 154, 0.3)',\n volumeDown: 'rgba(239, 83, 80, 0.3)',\n axisLine: '#2A2E39',\n axisLabel: '#D1D4DC',\n axisLabelBackground: '#2A2E39',\n font: DEFAULT_FONT,\n};\n\nexport const LIGHT_THEME: Theme = {\n name: 'light',\n background: '#FFFFFF',\n text: '#131722',\n textSecondary: '#787B86',\n grid: '#F0F3FA',\n crosshair: '#9598A1',\n candleUp: '#26A69A',\n candleDown: '#EF5350',\n candleUpWick: '#26A69A',\n candleDownWick: '#EF5350',\n lineColor: '#2196F3',\n areaTopColor: 'rgba(33, 150, 243, 0.4)',\n areaBottomColor: 'rgba(33, 150, 243, 0.0)',\n volumeUp: 'rgba(38, 166, 154, 0.3)',\n volumeDown: 'rgba(239, 83, 80, 0.3)',\n axisLine: '#E0E3EB',\n axisLabel: '#131722',\n axisLabelBackground: '#F0F3FA',\n font: DEFAULT_FONT,\n};\n\nexport const DARK_TERMINAL: Theme = {\n name: 'terminal',\n background: '#0E0E0E',\n text: '#C0C0C0',\n textSecondary: '#8A8A8A',\n grid: '#1A1A1A',\n crosshair: '#666666',\n candleUp: '#00FF87',\n candleDown: '#FF3B4D',\n candleUpWick: '#00FF87',\n candleDownWick: '#FF3B4D',\n lineColor: '#3D8BFD',\n areaTopColor: 'rgba(61, 139, 253, 0.3)',\n areaBottomColor: 'rgba(61, 139, 253, 0.0)',\n volumeUp: 'rgba(0, 255, 135, 0.2)',\n volumeDown: 'rgba(255, 59, 77, 0.2)',\n axisLine: '#1A1A1A',\n axisLabel: '#8A8A8A',\n axisLabelBackground: '#1A1A1A',\n font: {\n family: \"'Roboto Mono', 'JetBrains Mono', 'SF Mono', Consolas, monospace\",\n sizeSmall: 10,\n sizeMedium: 12,\n sizeLarge: 14,\n },\n};\n","import type { LocaleStrings } from './types.js';\n\nexport const en: LocaleStrings = {\n // Chart types\n candlestick: 'Candlestick',\n line: 'Line',\n area: 'Area',\n bar: 'OHLC Bar',\n\n // Axes\n price: 'Price',\n volume: 'Volume',\n time: 'Time',\n open: 'Open',\n high: 'High',\n low: 'Low',\n close: 'Close',\n\n // Indicators - overlays\n sma: 'SMA',\n ema: 'EMA',\n bollingerBands: 'Bollinger Bands',\n vwap: 'VWAP',\n ichimoku: 'Ichimoku Cloud',\n parabolicSAR: 'Parabolic SAR',\n supertrend: 'Supertrend',\n keltnerChannel: 'Keltner Channel',\n donchianChannel: 'Donchian Channel',\n\n // Indicators - panels\n rsi: 'RSI',\n macd: 'MACD',\n stochastic: 'Stochastic',\n atr: 'ATR',\n adx: 'ADX',\n obv: 'OBV',\n williamsR: 'Williams %R',\n cci: 'CCI',\n mfi: 'MFI',\n aroon: 'Aroon',\n roc: 'ROC',\n tsi: 'TSI',\n cmf: 'CMF',\n stddev: 'Std Dev',\n volumeProfile: 'Volume Profile',\n accumulationDistribution: 'A/D Line',\n vroc: 'VROC',\n\n // Drawing tools\n trendLine: 'Trend Line',\n horizontalLine: 'Horizontal Line',\n verticalLine: 'Vertical Line',\n ray: 'Ray',\n extendedLine: 'Extended Line',\n parallelChannel: 'Parallel Channel',\n regressionChannel: 'Regression Channel',\n fibRetracement: 'Fibonacci Retracement',\n fibExtension: 'Fibonacci Extension',\n rectangle: 'Rectangle',\n ellipse: 'Ellipse',\n triangle: 'Triangle',\n pitchfork: \"Andrews' Pitchfork\",\n elliottWave: 'Elliott Wave',\n priceRange: 'Price Range',\n dateRange: 'Date Range',\n measure: 'Measure',\n textTool: 'Text',\n arrow: 'Arrow',\n clearAll: 'Clear All',\n\n // Trading\n buy: 'Buy',\n sell: 'Sell',\n buyLimit: 'Buy Limit',\n sellLimit: 'Sell Limit',\n buyStop: 'Buy Stop',\n sellStop: 'Sell Stop',\n stopLoss: 'Stop Loss',\n takeProfit: 'Take Profit',\n market: 'Market',\n limit: 'Limit',\n stop: 'Stop',\n cancel: 'Cancel',\n modify: 'Modify',\n quantity: 'Qty',\n pnl: 'P&L',\n activeOrders: 'Active Orders',\n positions: 'Positions',\n noOrders: 'No active orders',\n noPositions: 'No open positions',\n placeOrder: 'Place Order',\n rightClickToTrade: 'Right-click chart to place orders',\n\n // Market\n ceiling: 'Ceiling',\n floor: 'Floor',\n reference: 'Reference',\n session: 'Session',\n preOpen: 'Pre-Open',\n continuous: 'Continuous',\n preClose: 'Pre-Close',\n closed: 'Closed',\n\n // UI\n settings: 'Settings',\n theme: 'Theme',\n darkTheme: 'Dark',\n lightTheme: 'Light',\n tools: 'Tools',\n indicators: 'Indicators',\n overlays: 'Overlays',\n panels: 'Panels',\n orders: 'Orders',\n autoScale: 'Auto Scale',\n crosshair: 'Crosshair',\n grid: 'Grid',\n loading: 'Loading...',\n error: 'Error',\n\n numberDecimalSeparator: '.',\n numberGroupSeparator: ',',\n};\n","import type { LocaleStrings } from './types.js';\n\nexport const vi: LocaleStrings = {\n // Chart types\n candlestick: 'Nến',\n line: 'Đường',\n area: 'Vùng',\n bar: 'Thanh OHLC',\n\n // Axes\n price: 'Giá',\n volume: 'Khối lượng',\n time: 'Thời gian',\n open: 'Mở',\n high: 'Cao',\n low: 'Thấp',\n close: 'Đóng',\n\n // Indicators - overlays\n sma: 'SMA',\n ema: 'EMA',\n bollingerBands: 'Dải Bollinger',\n vwap: 'VWAP',\n ichimoku: 'Mây Ichimoku',\n parabolicSAR: 'Parabolic SAR',\n supertrend: 'Supertrend',\n keltnerChannel: 'Kênh Keltner',\n donchianChannel: 'Kênh Donchian',\n\n // Indicators - panels\n rsi: 'RSI',\n macd: 'MACD',\n stochastic: 'Stochastic',\n atr: 'ATR',\n adx: 'ADX',\n obv: 'OBV',\n williamsR: 'Williams %R',\n cci: 'CCI',\n mfi: 'MFI',\n aroon: 'Aroon',\n roc: 'ROC',\n tsi: 'TSI',\n cmf: 'CMF',\n stddev: 'Độ lệch chuẩn',\n volumeProfile: 'Phân bổ KL',\n accumulationDistribution: 'Tích lũy/Phân phối',\n vroc: 'VROC',\n\n // Drawing tools\n trendLine: 'Đường xu hướng',\n horizontalLine: 'Đường ngang',\n verticalLine: 'Đường dọc',\n ray: 'Tia',\n extendedLine: 'Đường kéo dài',\n parallelChannel: 'Kênh song song',\n regressionChannel: 'Kênh hồi quy',\n fibRetracement: 'Fibonacci thoái lui',\n fibExtension: 'Fibonacci mở rộng',\n rectangle: 'Hình chữ nhật',\n ellipse: 'Hình elip',\n triangle: 'Tam giác',\n pitchfork: 'Chĩa ba Andrews',\n elliottWave: 'Sóng Elliott',\n priceRange: 'Khoảng giá',\n dateRange: 'Khoảng thời gian',\n measure: 'Đo lường',\n textTool: 'Chữ',\n arrow: 'Mũi tên',\n clearAll: 'Xóa tất cả',\n\n // Trading\n buy: 'Mua',\n sell: 'Bán',\n buyLimit: 'Mua giới hạn',\n sellLimit: 'Bán giới hạn',\n buyStop: 'Mua chặn',\n sellStop: 'Bán chặn',\n stopLoss: 'Cắt lỗ',\n takeProfit: 'Chốt lời',\n market: 'Thị trường',\n limit: 'Giới hạn',\n stop: 'Dừng',\n cancel: 'Hủy',\n modify: 'Sửa',\n quantity: 'KL',\n pnl: 'Lãi/Lỗ',\n activeOrders: 'Lệnh chờ',\n positions: 'Vị thế',\n noOrders: 'Không có lệnh chờ',\n noPositions: 'Không có vị thế mở',\n placeOrder: 'Đặt lệnh',\n rightClickToTrade: 'Nhấp chuột phải để đặt lệnh',\n\n // Market\n ceiling: 'Trần',\n floor: 'Sàn',\n reference: 'Tham chiếu',\n session: 'Phiên',\n preOpen: 'Trước giờ mở',\n continuous: 'Liên tục',\n preClose: 'Trước giờ đóng',\n closed: 'Đóng cửa',\n\n // UI\n settings: 'Cài đặt',\n theme: 'Giao diện',\n darkTheme: 'Tối',\n lightTheme: 'Sáng',\n tools: 'Công cụ',\n indicators: 'Chỉ báo',\n overlays: 'Phủ lên',\n panels: 'Bảng',\n orders: 'Lệnh',\n autoScale: 'Tự co giãn',\n crosshair: 'Chữ thập',\n grid: 'Lưới',\n loading: 'Đang tải...',\n error: 'Lỗi',\n\n numberDecimalSeparator: ',',\n numberGroupSeparator: '.',\n};\n","export type { Locale, LocaleStrings, NumberFormatConfig, DateFormatConfig } from './types.js';\nexport { en } from './en.js';\nexport { vi } from './vi.js';\n\nimport type { Locale, LocaleStrings } from './types.js';\nimport { en } from './en.js';\nimport { vi } from './vi.js';\n\nconst locales = new Map<string, LocaleStrings>([\n ['en', en],\n ['vi', vi],\n]);\n\nlet currentLocale: Locale = 'en';\nlet currentStrings: LocaleStrings = en;\n\nexport function setLocale(locale: Locale): void {\n currentLocale = locale;\n currentStrings = locales.get(locale) ?? en;\n}\n\nexport function getLocale(): Locale {\n return currentLocale;\n}\n\nexport function t(key: keyof LocaleStrings): string {\n return currentStrings[key] ?? (en as any)[key] ?? key;\n}\n\nexport function registerLocale(locale: string, strings: LocaleStrings): void {\n locales.set(locale, strings);\n}\n\nexport function getLocaleStrings(locale?: string): LocaleStrings {\n return locales.get(locale ?? currentLocale) ?? en;\n}\n\n// Number formatting\nexport function formatNumber(value: number, precision = 2, locale?: string): string {\n const strings = locales.get(locale ?? currentLocale) ?? en;\n const dec = strings.numberDecimalSeparator;\n const grp = strings.numberGroupSeparator;\n\n const fixed = value.toFixed(precision);\n const [intPart, decPart] = fixed.split('.');\n\n // Group integer part\n const negative = intPart.startsWith('-');\n const digits = negative ? intPart.slice(1) : intPart;\n let grouped = '';\n for (let i = digits.length - 1, count = 0; i >= 0; i--, count++) {\n if (count > 0 && count % 3 === 0) grouped = grp + grouped;\n grouped = digits[i] + grouped;\n }\n if (negative) grouped = '-' + grouped;\n\n return decPart ? grouped + dec + decPart : grouped;\n}\n\nexport function formatVND(value: number): string {\n return formatNumber(value, 0, 'vi');\n}\n\nexport function formatVolumeLoc(value: number, locale?: string): string {\n if (value >= 1e9) return formatNumber(value / 1e9, 2, locale ?? currentLocale) + 'B';\n if (value >= 1e6) return formatNumber(value / 1e6, 2, locale ?? currentLocale) + 'M';\n if (value >= 1e3) return formatNumber(value / 1e3, 2, locale ?? currentLocale) + 'K';\n return formatNumber(value, 0, locale ?? currentLocale);\n}\n","import type { MarketConfig, MarketColorScheme, TradingSession } from './types.js';\nimport type { Theme } from '../types/theme.js';\n\n// Vietnam stock color convention:\n// Purple/Red = ceiling (trần) - max up\n// Green/Cyan = floor (sàn) - max down\n// Yellow = reference (tham chiếu)\n// Red = up, Blue = down (common VN convention)\nexport const VN_COLORS: MarketColorScheme = {\n up: '#FF0000', // Đỏ - tăng\n down: '#0000FF', // Xanh dương - giảm\n unchanged: '#FFD700', // Vàng - tham chiếu\n ceiling: '#FF00FF', // Tím - trần\n floor: '#00FFFF', // Xanh lam - sàn\n reference: '#FFD700', // Vàng - tham chiếu\n};\n\nexport const HOSE_SESSIONS: TradingSession[] = [\n { name: 'ATO', startTime: '09:00', endTime: '09:15', type: 'preOpen' },\n { name: 'Phiên 1', startTime: '09:15', endTime: '11:30', type: 'continuous' },\n { name: 'Nghỉ trưa', startTime: '11:30', endTime: '13:00', type: 'closed' },\n { name: 'Phiên 2', startTime: '13:00', endTime: '14:30', type: 'continuous' },\n { name: 'ATC', startTime: '14:30', endTime: '14:45', type: 'preClose' },\n];\n\nexport const HNX_SESSIONS: TradingSession[] = [\n { name: 'Phiên 1', startTime: '09:00', endTime: '11:30', type: 'continuous' },\n { name: 'Nghỉ trưa', startTime: '11:30', endTime: '13:00', type: 'closed' },\n { name: 'Phiên 2', startTime: '13:00', endTime: '14:30', type: 'continuous' },\n { name: 'ATC', startTime: '14:30', endTime: '14:45', type: 'preClose' },\n];\n\n// Market presets\nexport const MARKET_HOSE: MarketConfig = {\n type: 'stock',\n exchange: 'HOSE',\n currency: 'VND',\n pricePrecision: 2,\n volumeUnit: 10,\n priceStep: 0.05,\n priceLimits: { enabled: true, ceilingPercent: 7, floorPercent: 7 },\n sessions: HOSE_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_HNX: MarketConfig = {\n type: 'stock',\n exchange: 'HNX',\n currency: 'VND',\n pricePrecision: 1,\n volumeUnit: 100,\n priceStep: 0.1,\n priceLimits: { enabled: true, ceilingPercent: 10, floorPercent: 10 },\n sessions: HNX_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_UPCOM: MarketConfig = {\n type: 'stock',\n exchange: 'UPCOM',\n currency: 'VND',\n pricePrecision: 1,\n volumeUnit: 100,\n priceStep: 0.1,\n priceLimits: { enabled: true, ceilingPercent: 15, floorPercent: 15 },\n sessions: HNX_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_CRYPTO: MarketConfig = {\n type: 'crypto',\n currency: 'USDT',\n pricePrecision: 2,\n priceLimits: { enabled: false },\n};\n\nexport const MARKET_NYSE: MarketConfig = {\n type: 'stock',\n exchange: 'NYSE',\n currency: 'USD',\n pricePrecision: 2,\n priceStep: 0.01,\n priceLimits: { enabled: false },\n sessions: [\n { name: 'Pre-Market', startTime: '04:00', endTime: '09:30', type: 'preOpen' },\n { name: 'Regular', startTime: '09:30', endTime: '16:00', type: 'continuous' },\n { name: 'After-Hours', startTime: '16:00', endTime: '20:00', type: 'preClose' },\n ],\n};\n\n// Build a theme variant for VN stock market\nexport function createVNTheme(base: Theme): Theme {\n return {\n ...base,\n candleUp: VN_COLORS.up,\n candleDown: VN_COLORS.down,\n candleUpWick: VN_COLORS.up,\n candleDownWick: VN_COLORS.down,\n volumeUp: 'rgba(255, 0, 0, 0.3)',\n volumeDown: 'rgba(0, 0, 255, 0.3)',\n };\n}\n\nexport function computePriceLimits(referencePrice: number, config: MarketConfig): { ceiling: number; floor: number; reference: number } | null {\n if (!config.priceLimits?.enabled || 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@@ -32,2 +32,17 @@ //#region src/types/rendering.ts

}, r = {
longColor: "#26A69A",
shortColor: "#EF5350",
neutralColor: "#9E9E9E",
arrowSize: 12,
showLabel: !0,
showConfidence: !0
}, i = {
profitColor: "#26A69A",
lossColor: "#EF5350",
activeColor: "#2196F3",
fillOpacity: .12,
borderWidth: 1,
showLabel: !0,
showPnl: !0
}, a = {
enabled: !0,

@@ -38,3 +53,3 @@ maxRetries: Infinity,

backoffMultiplier: 2
}, i = {
}, o = {
historyLimit: 500,

@@ -47,29 +62,29 @@ autoScroll: !0,

//#region src/utils/math.ts
function a(e, t, n) {
function s(e, t, n) {
return Math.max(t, Math.min(n, e));
}
function o(e, t, n) {
function c(e, t, n) {
return e + (t - e) * n;
}
function s(e, t, n) {
function l(e, t, n) {
return e === t ? 0 : (n - e) / (t - e);
}
function c(e, t) {
function u(e, t) {
return Math.round(e / t) * t;
}
function l(e, t) {
function d(e, t) {
let n = Math.floor(Math.log10(e)), r = e / 10 ** n, i;
return i = t ? r < 1.5 ? 1 : r < 3 ? 2 : r < 7 ? 5 : 10 : r <= 1 ? 1 : r <= 2 ? 2 : r <= 5 ? 5 : 10, i * 10 ** n;
}
function u(e, t, n) {
return l(l(t - e, !1) / (n - 1), !0);
function f(e, t, n) {
return d(d(t - e, !1) / (n - 1), !0);
}
//#endregion
//#region src/utils/data.ts
function d(e) {
function p(e) {
return e > 0xe8d4a51000 ? e : e * 1e3;
}
function f(e) {
function ee(e) {
return {
time: d(e.time ?? e.t ?? 0),
time: p(e.time ?? e.t ?? 0),
open: e.open ?? e.o ?? 0,

@@ -82,7 +97,7 @@ high: e.high ?? e.h ?? 0,

}
function p(e, t, n) {
function m(e, t, n) {
let r = Math.max(0, t), i = Math.min(e.length, n + 1);
return e.slice(r, i);
}
function m(e, t) {
function h(e, t) {
let n = 0, r = e.length - 1;

@@ -97,3 +112,3 @@ for (; n <= r;) {

}
function h(e, t, n, r = .05) {
function g(e, t, n, r = .05) {
if (e.length === 0) return {

@@ -115,3 +130,3 @@ min: 0,

}
function g(e, t) {
function te(e, t) {
return {

@@ -131,3 +146,3 @@ ...e,

}
function ee(e, t) {
function v(e, t) {
if (e.startsWith("#")) return _(e, t);

@@ -137,3 +152,3 @@ let n = e.match(/rgba?\((\d+),\s*(\d+),\s*(\d+)/);

}
function v(e, t, n) {
function y(e, t, n) {
let r = (e) => (e = e.replace("#", ""), e.length === 3 && (e = e[0] + e[0] + e[1] + e[1] + e[2] + e[2]), {

@@ -148,3 +163,3 @@ r: parseInt(e.slice(0, 2), 16),

//#region src/utils/time.ts
var y = {
var b = {
"1s": 1e3,

@@ -177,7 +192,7 @@ "5s": 5e3,

};
function te(e) {
return y[e];
function ne(e) {
return b[e];
}
function ne(e, t) {
let n = new Date(e), r = y[t];
function re(e, t) {
let n = new Date(e), r = b[t];
return r >= 864e5 ? n.toLocaleDateString(void 0, {

@@ -195,4 +210,4 @@ month: "short",

}
function re(e, t) {
let n = y[t];
function ie(e, t) {
let n = b[t];
return Math.floor(e / n) * n;

@@ -202,3 +217,3 @@ }

//#region src/utils/precision.ts
function ie(e, t = 2, n = "en-US") {
function x(e, t = 2, n = "en-US") {
return e.toLocaleString(n, {

@@ -209,6 +224,6 @@ minimumFractionDigits: t,

}
function b(e) {
function S(e) {
return e >= 1e9 ? (e / 1e9).toFixed(2) + "B" : e >= 1e6 ? (e / 1e6).toFixed(2) + "M" : e >= 1e3 ? (e / 1e3).toFixed(2) + "K" : e.toFixed(0);
}
function x(e) {
function C(e) {
let t = 0;

@@ -223,3 +238,3 @@ for (let n of e) {

//#region src/constants/defaults.ts
var S = {
var w = {
autoScale: !0,

@@ -235,3 +250,3 @@ rightMargin: 5,

crosshair: { mode: "magnet" }
}, C = [
}, T = [
"1s",

@@ -253,3 +268,3 @@ "1m",

"1M"
], w = [
], E = [
"1m",

@@ -268,3 +283,3 @@ "5m",

"12M"
], T = [
], D = [
"1m",

@@ -279,3 +294,3 @@ "5m",

"1M"
], E = [
], O = [
"1m",

@@ -288,3 +303,3 @@ "5m",

"1w"
], D = 8, O = 2, k = 70, A = 30, j = 60, M = 120, N = {
], k = 8, A = 2, j = 70, M = 30, N = 60, P = 120, F = {
family: "-apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, sans-serif",

@@ -294,3 +309,3 @@ sizeSmall: 10,

sizeLarge: 14
}, P = {
}, I = {
name: "dark",

@@ -314,4 +329,4 @@ background: "#131722",

axisLabelBackground: "#2A2E39",
font: N
}, F = {
font: F
}, L = {
name: "light",

@@ -335,4 +350,4 @@ background: "#FFFFFF",

axisLabelBackground: "#F0F3FA",
font: N
}, I = {
font: F
}, R = {
name: "terminal",

@@ -362,3 +377,3 @@ background: "#0E0E0E",

}
}, L = {
}, z = {
candlestick: "Candlestick",

@@ -466,3 +481,3 @@ line: "Line",

numberGroupSeparator: ","
}, R = {
}, B = {
candlestick: "Nến",

@@ -570,28 +585,28 @@ line: "Đường",

numberGroupSeparator: "."
}, z = new Map([["en", L], ["vi", R]]), B = "en", V = L;
function H(e) {
B = e, V = z.get(e) ?? L;
}
function U() {
return B;
}
}, V = new Map([["en", z], ["vi", B]]), H = "en", U = z;
function W(e) {
return V[e] ?? L[e] ?? e;
H = e, U = V.get(e) ?? z;
}
function G(e, t) {
z.set(e, t);
function G() {
return H;
}
function K(e) {
return z.get(e ?? B) ?? L;
return U[e] ?? z[e] ?? e;
}
function q(e, t = 2, n) {
let r = z.get(n ?? B) ?? L, i = r.numberDecimalSeparator, a = r.numberGroupSeparator, [o, s] = e.toFixed(t).split("."), c = o.startsWith("-"), l = c ? o.slice(1) : o, u = "";
function q(e, t) {
V.set(e, t);
}
function J(e) {
return V.get(e ?? H) ?? z;
}
function Y(e, t = 2, n) {
let r = V.get(n ?? H) ?? z, i = r.numberDecimalSeparator, a = r.numberGroupSeparator, [o, s] = e.toFixed(t).split("."), c = o.startsWith("-"), l = c ? o.slice(1) : o, u = "";
for (let e = l.length - 1, t = 0; e >= 0; e--, t++) t > 0 && t % 3 == 0 && (u = a + u), u = l[e] + u;
return c && (u = "-" + u), s ? u + i + s : u;
}
function J(e) {
return q(e, 0, "vi");
function ae(e) {
return Y(e, 0, "vi");
}
function Y(e, t) {
return e >= 1e9 ? q(e / 1e9, 2, t ?? B) + "B" : e >= 1e6 ? q(e / 1e6, 2, t ?? B) + "M" : e >= 1e3 ? q(e / 1e3, 2, t ?? B) + "K" : q(e, 0, t ?? B);
function oe(e, t) {
return e >= 1e9 ? Y(e / 1e9, 2, t ?? H) + "B" : e >= 1e6 ? Y(e / 1e6, 2, t ?? H) + "M" : e >= 1e3 ? Y(e / 1e3, 2, t ?? H) + "K" : Y(e, 0, t ?? H);
}

@@ -663,3 +678,3 @@ //#endregion

}
], ae = {
], $ = {
type: "stock",

@@ -678,3 +693,3 @@ exchange: "HOSE",

colorScheme: X
}, oe = {
}, se = {
type: "stock",

@@ -693,3 +708,3 @@ exchange: "HNX",

colorScheme: X
}, se = {
}, ce = {
type: "stock",

@@ -708,3 +723,3 @@ exchange: "UPCOM",

colorScheme: X
}, ce = {
}, le = {
type: "crypto",

@@ -714,3 +729,3 @@ currency: "USDT",

priceLimits: { enabled: !1 }
}, le = {
}, ue = {
type: "stock",

@@ -743,3 +758,3 @@ exchange: "NYSE",

};
function $(e) {
function de(e) {
return {

@@ -755,3 +770,3 @@ ...e,

}
function ue(e, t) {
function fe(e, t) {
if (!t.priceLimits?.enabled || !t.priceLimits.ceilingPercent) return null;

@@ -765,3 +780,3 @@ let n = t.priceLimits.ceilingPercent / 100, r = (t.priceLimits.floorPercent ?? t.priceLimits.ceilingPercent) / 100;

}
function de(e) {
function pe(e) {
let t = /* @__PURE__ */ new Date(), n = `${String(t.getHours()).padStart(2, "0")}:${String(t.getMinutes()).padStart(2, "0")}`;

@@ -772,4 +787,4 @@ for (let t of e) if (n >= t.startTime && n < t.endTime) return t;

//#endregion
export { I as DARK_TERMINAL, P as DARK_THEME, O as DEFAULT_BAR_SPACING, D as DEFAULT_BAR_WIDTH, S as DEFAULT_CHART_OPTIONS, t as DEFAULT_DRAWING_STYLE, M as DEFAULT_PANEL_HEIGHT, r as DEFAULT_RECONNECT, i as DEFAULT_STREAM_CONFIG, E as DEFAULT_TIMEFRAME_FAVORITES, n as DEFAULT_TRADING_CONFIG, Q as HNX_SESSIONS, Z as HOSE_SESSIONS, F as LIGHT_THEME, e as LayerType, ce as MARKET_CRYPTO, oe as MARKET_HNX, ae as MARKET_HOSE, le as MARKET_NYSE, se as MARKET_UPCOM, j as MIN_PANEL_HEIGHT, k as PRICE_AXIS_WIDTH, C as TIMEFRAMES_CRYPTO, T as TIMEFRAMES_FOREX, w as TIMEFRAMES_STOCK, A as TIME_AXIS_HEIGHT, X as VN_COLORS, re as alignToTimeframe, a as clamp, ue as computePriceLimits, h as computePriceRange, u as computeTickStep, $ as createVNTheme, x as detectPrecision, L as en, m as findBarIndex, q as formatNumber, ie as formatPrice, ne as formatTimestamp, J as formatVND, b as formatVolume, Y as formatVolumeLoc, de as getCurrentSession, U as getLocale, K as getLocaleStrings, _ as hexToRgba, s as inverseLerp, o as lerp, v as lerpColor, g as mergeBar, l as niceNumber, f as normalizeBar, d as normalizeBarTime, G as registerLocale, c as roundToStep, H as setLocale, p as sliceVisibleData, W as t, te as timeframeToMs, R as vi, ee as withAlpha };
export { R as DARK_TERMINAL, I as DARK_THEME, A as DEFAULT_BAR_SPACING, k as DEFAULT_BAR_WIDTH, w as DEFAULT_CHART_OPTIONS, t as DEFAULT_DRAWING_STYLE, P as DEFAULT_PANEL_HEIGHT, a as DEFAULT_RECONNECT, r as DEFAULT_SIGNAL_STYLE, o as DEFAULT_STREAM_CONFIG, O as DEFAULT_TIMEFRAME_FAVORITES, i as DEFAULT_TRADE_ZONE_STYLE, n as DEFAULT_TRADING_CONFIG, Q as HNX_SESSIONS, Z as HOSE_SESSIONS, L as LIGHT_THEME, e as LayerType, le as MARKET_CRYPTO, se as MARKET_HNX, $ as MARKET_HOSE, ue as MARKET_NYSE, ce as MARKET_UPCOM, N as MIN_PANEL_HEIGHT, j as PRICE_AXIS_WIDTH, T as TIMEFRAMES_CRYPTO, D as TIMEFRAMES_FOREX, E as TIMEFRAMES_STOCK, M as TIME_AXIS_HEIGHT, X as VN_COLORS, ie as alignToTimeframe, s as clamp, fe as computePriceLimits, g as computePriceRange, f as computeTickStep, de as createVNTheme, C as detectPrecision, z as en, h as findBarIndex, Y as formatNumber, x as formatPrice, re as formatTimestamp, ae as formatVND, S as formatVolume, oe as formatVolumeLoc, pe as getCurrentSession, G as getLocale, J as getLocaleStrings, _ as hexToRgba, l as inverseLerp, c as lerp, y as lerpColor, te as mergeBar, d as niceNumber, ee as normalizeBar, p as normalizeBarTime, q as registerLocale, u as roundToStep, W as setLocale, m as sliceVisibleData, K as t, ne as timeframeToMs, B as vi, v as withAlpha };
//# sourceMappingURL=index.js.map

@@ -1,1 +0,1 @@

{"version":3,"file":"index.js","names":[],"sources":["../src/types/rendering.ts","../src/types/drawing.ts","../src/types/trading.ts","../src/types/realtime.ts","../src/utils/math.ts","../src/utils/data.ts","../src/utils/color.ts","../src/utils/time.ts","../src/utils/precision.ts","../src/constants/defaults.ts","../src/constants/themes.ts","../src/i18n/en.ts","../src/i18n/vi.ts","../src/i18n/index.ts","../src/market/presets.ts"],"sourcesContent":["export interface Point {\n x: number;\n y: number;\n}\n\nexport interface Size {\n width: number;\n height: number;\n}\n\nexport interface Rect {\n x: number;\n y: number;\n width: number;\n height: number;\n}\n\nexport interface ViewportState {\n visibleRange: { from: number; to: number };\n priceRange: { min: number; max: number };\n barWidth: number;\n barSpacing: number;\n offset: number;\n chartRect: Rect;\n logScale?: boolean;\n}\n\nexport enum LayerType {\n Background = 0,\n Main = 1,\n Panel = 2,\n Overlay = 3,\n UI = 4,\n}\n","import type { Point, ViewportState } from './rendering.js';\n\nexport type DrawingToolType =\n | 'trendLine' | 'horizontalLine' | 'verticalLine' | 'ray' | 'extendedLine'\n | 'parallelChannel' | 'regressionChannel'\n | 'fibRetracement' | 'fibExtension'\n | 'rectangle' | 'ellipse' | 'triangle'\n | 'pitchfork' | 'elliottWave'\n | 'priceRange' | 'dateRange' | 'measure'\n | 'text' | 'arrow'\n | 'gannFan' | 'gannBox'\n | 'anchoredVWAP'\n | 'volumeProfileRange';\n\nexport interface AnchorPoint {\n time: number;\n price: number;\n}\n\nexport interface DrawingStyle {\n color: string;\n lineWidth: number;\n lineStyle: 'solid' | 'dashed' | 'dotted';\n fillColor?: string;\n fillOpacity?: number;\n fontSize?: number;\n text?: string;\n}\n\nexport interface DrawingState {\n id: string;\n type: DrawingToolType;\n anchors: AnchorPoint[];\n style: DrawingStyle;\n visible: boolean;\n locked: boolean;\n meta?: Record<string, unknown>;\n}\n\nexport interface DrawingDescriptor {\n type: DrawingToolType;\n name: string;\n requiredAnchors: number;\n singleClick?: boolean;\n}\n\nexport interface DrawingPlugin {\n descriptor: DrawingDescriptor;\n render(\n ctx: CanvasRenderingContext2D,\n state: DrawingState,\n viewport: ViewportState,\n selected: boolean,\n ): void;\n hitTest(\n point: Point,\n state: DrawingState,\n viewport: ViewportState,\n tolerance: number,\n ): boolean;\n hitTestAnchor(\n point: Point,\n state: DrawingState,\n viewport: ViewportState,\n tolerance: number,\n ): number;\n}\n\nexport const DEFAULT_DRAWING_STYLE: DrawingStyle = {\n color: '#2196F3',\n lineWidth: 1,\n lineStyle: 'solid',\n fillColor: 'rgba(33, 150, 243, 0.1)',\n fillOpacity: 0.1,\n fontSize: 12,\n};\n","export type OrderSide = 'buy' | 'sell';\nexport type OrderType = 'market' | 'limit' | 'stop' | 'stopLimit';\nexport type OrderStatus = 'pending' | 'filled' | 'cancelled' | 'rejected';\nexport type OrderLabel = 'LIMIT' | 'STOP' | 'SL' | 'TP' | 'STOP LIMIT';\n\nexport interface TradingOrder {\n id: string;\n side: OrderSide;\n type: OrderType;\n price: number;\n stopPrice?: number;\n quantity: number;\n label?: OrderLabel;\n draggable?: boolean;\n meta?: Record<string, unknown>;\n}\n\nexport interface TradingPosition {\n id: string;\n side: OrderSide;\n entryPrice: number;\n quantity: number;\n /** Quantity already closed (for partial-close visualization). 0 ≤ closedQuantity ≤ quantity. */\n closedQuantity?: number;\n stopLoss?: number;\n takeProfit?: number;\n meta?: Record<string, unknown>;\n}\n\n/** Threshold-based P&L color stop. Sorted ascending by `pnl` is recommended. */\nexport interface PnLThreshold {\n /** Inclusive lower bound. Use -Infinity for the bottom-most stop. */\n pnl: number;\n color: string;\n}\n\n/** Tokens passed to position label templates. */\nexport interface PositionLabelContext {\n side: OrderSide;\n quantity: number;\n closedQuantity: number;\n openQuantity: number;\n entryPrice: number;\n currentPrice: number;\n pnl: number;\n pnlPct: number;\n precision: number;\n}\n\nexport interface DepthLevel {\n price: number;\n volume: number;\n}\n\nexport interface DepthData {\n bids: DepthLevel[];\n asks: DepthLevel[];\n}\n\nexport interface TradingConfig {\n enabled: boolean;\n orderColors?: { buy?: string; sell?: string };\n positionColors?: { profit?: string; loss?: string; entry?: string };\n /**\n * Optional gradient of colors keyed to P&L value. When provided, the rendered\n * position zone uses the color of the highest threshold whose `pnl` ≤ live P&L.\n * Falls back to `positionColors.profit`/`.loss` when unset.\n */\n pnlThresholds?: PnLThreshold[];\n /**\n * Position P&L label template. Supports tokens: {side} {qty} {closedQty}\n * {openQty} {entry} {price} {pnl} {pnlPct} {pnlSign}. Pass a function for\n * full control. Default: `{side} {qty} | P&L: {pnlSign}{pnl}`.\n */\n positionLabel?: string | ((ctx: PositionLabelContext) => string);\n depthOverlay?: {\n enabled?: boolean;\n bidColor?: string;\n askColor?: string;\n maxWidth?: number;\n };\n contextMenu?: { enabled?: boolean };\n pricePrecision?: number;\n dragThreshold?: number;\n}\n\nexport interface OrderPlaceIntent {\n side: OrderSide;\n type: OrderType;\n price: number;\n stopPrice?: number;\n quantity?: number;\n}\n\nexport interface OrderModifyIntent {\n orderId: string;\n newPrice: number;\n previousPrice: number;\n}\n\nexport interface OrderCancelIntent {\n orderId: string;\n}\n\nexport interface PositionModifyIntent {\n positionId: string;\n stopLoss?: number;\n takeProfit?: number;\n}\n\nexport interface PositionCloseIntent {\n positionId: string;\n}\n\nexport const DEFAULT_TRADING_CONFIG: TradingConfig = {\n enabled: true,\n orderColors: { buy: '#26A69A', sell: '#EF5350' },\n positionColors: { profit: '#26A69A', loss: '#EF5350', entry: '#2196F3' },\n depthOverlay: { enabled: false, bidColor: 'rgba(38,166,154,0.15)', askColor: 'rgba(239,83,80,0.15)', maxWidth: 100 },\n contextMenu: { enabled: true },\n pricePrecision: 2,\n dragThreshold: 3,\n};\n","import type { OHLCBar, TimeFrame } from './ohlc.js';\n\n// --- Connection ---\n\nexport type ConnectionState = 'disconnected' | 'connecting' | 'connected' | 'reconnecting' | 'error';\n\nexport interface ConnectionInfo {\n state: ConnectionState;\n latency?: number;\n reconnectAttempt?: number;\n lastMessageTime?: number;\n error?: string;\n}\n\n// --- Ticks & Trades ---\n\nexport interface RawTick {\n time: number;\n price: number;\n volume: number;\n side?: 'buy' | 'sell';\n}\n\nexport interface AggregatedBar extends OHLCBar {\n closed: boolean; // true when bar is finalized\n tickCount: number; // number of ticks in this bar\n}\n\n// --- Data Adapter (Strategy Pattern) ---\n\nexport interface DataAdapterConfig {\n symbol: string;\n timeframe: TimeFrame;\n reconnect?: boolean; // default: true\n reconnectMaxRetries?: number; // default: Infinity\n reconnectBaseDelay?: number; // ms, default: 1000\n reconnectMaxDelay?: number; // ms, default: 30000\n heartbeatInterval?: number; // ms, default: 30000\n bufferSize?: number; // max ticks to buffer, default: 1000\n}\n\nexport type DataAdapterEventType =\n | 'tick'\n | 'bar'\n | 'barClose'\n | 'snapshot' // initial historical data loaded\n | 'connectionChange'\n | 'error';\n\nexport interface DataAdapterEvent<T = unknown> {\n type: DataAdapterEventType;\n data: T;\n timestamp: number;\n}\n\nexport type DataAdapterListener<T = unknown> = (event: DataAdapterEvent<T>) => void;\n\n/**\n * Data adapter interface. Implements the observer pattern:\n * - connect() to start receiving data\n * - on('bar'|'tick'|'connectionChange', handler) to receive events\n * - disconnect() to stop, then connect() again to switch symbols/timeframes\n * - No separate subscribe/unsubscribe — reconnect is the intended pattern\n *\n * Strategy pattern for pluggable data sources.\n * Implementations handle the specifics of each data source (WebSocket, REST,\n * SSE, etc.) while the StreamManager orchestrates lifecycle and aggregation.\n *\n * Built-in: BinanceAdapter\n * Implement this for: custom exchange APIs, broker feeds, mock data\n */\nexport interface DataAdapter {\n readonly name: string;\n\n connect(config: DataAdapterConfig): void;\n disconnect(): void;\n getConnectionState(): ConnectionState;\n\n /**\n * Load historical bars. Called once on connect, before streaming starts.\n * Returns bars sorted by time ascending.\n */\n fetchHistory(symbol: string, timeframe: TimeFrame, limit?: number): Promise<OHLCBar[]>;\n\n on<T = unknown>(event: DataAdapterEventType, listener: DataAdapterListener<T>): void;\n off<T = unknown>(event: DataAdapterEventType, listener: DataAdapterListener<T>): void;\n\n dispose(): void;\n}\n\n// --- Stream Manager Config ---\n\nexport interface StreamConfig {\n adapter: DataAdapter;\n symbol: string;\n timeframe: TimeFrame;\n historyLimit?: number; // bars to load initially, default: 500\n autoScroll?: boolean; // scroll to end on new bar, default: true\n showCurrentPriceLine?: boolean; // default: true\n aggregateTicks?: boolean; // build bars from ticks, default: false\n reconnect?: ReconnectConfig;\n}\n\nexport interface ReconnectConfig {\n enabled: boolean; // default: true\n maxRetries: number; // default: Infinity\n baseDelay: number; // ms, default: 1000\n maxDelay: number; // ms, default: 30000\n backoffMultiplier: number; // default: 2\n}\n\nexport const DEFAULT_RECONNECT: ReconnectConfig = {\n enabled: true,\n maxRetries: Infinity,\n baseDelay: 1000,\n maxDelay: 30000,\n backoffMultiplier: 2,\n};\n\nexport const DEFAULT_STREAM_CONFIG: Partial<StreamConfig> = {\n historyLimit: 500,\n autoScroll: true,\n showCurrentPriceLine: true,\n aggregateTicks: false,\n};\n","export function clamp(value: number, min: number, max: number): number {\n return Math.max(min, Math.min(max, value));\n}\n\nexport function lerp(a: number, b: number, t: number): number {\n return a + (b - a) * t;\n}\n\nexport function inverseLerp(a: number, b: number, value: number): number {\n if (a === b) return 0;\n return (value - a) / (b - a);\n}\n\nexport function roundToStep(value: number, step: number): number {\n return Math.round(value / step) * step;\n}\n\nexport function niceNumber(value: number, round: boolean): number {\n const exp = Math.floor(Math.log10(value));\n const frac = value / Math.pow(10, exp);\n let nice: number;\n if (round) {\n if (frac < 1.5) nice = 1;\n else if (frac < 3) nice = 2;\n else if (frac < 7) nice = 5;\n else nice = 10;\n } else {\n if (frac <= 1) nice = 1;\n else if (frac <= 2) nice = 2;\n else if (frac <= 5) nice = 5;\n else nice = 10;\n }\n return nice * Math.pow(10, exp);\n}\n\nexport function computeTickStep(min: number, max: number, maxTicks: number): number {\n const range = niceNumber(max - min, false);\n return niceNumber(range / (maxTicks - 1), true);\n}\n","import type { OHLCBar, DataSeries } from '../types/ohlc.js';\n\n/**\n * Normalize bar timestamp to milliseconds.\n * Auto-detects: time > 1e12 is already ms, otherwise treats as seconds.\n */\nexport function normalizeBarTime(time: number): number {\n return time > 1e12 ? time : time * 1000;\n}\n\n/**\n * Normalize a bar's timestamp field to milliseconds.\n * Accepts either { time } (ms or s) or { t, o, h, l, c, v } wire format.\n */\nexport function normalizeBar(raw: Record<string, number>): OHLCBar {\n const time = normalizeBarTime(raw.time ?? raw.t ?? 0);\n return {\n time,\n open: raw.open ?? raw.o ?? 0,\n high: raw.high ?? raw.h ?? 0,\n low: raw.low ?? raw.l ?? 0,\n close: raw.close ?? raw.c ?? 0,\n volume: raw.volume ?? raw.v ?? 0,\n };\n}\n\nexport function sliceVisibleData(\n data: DataSeries,\n from: number,\n to: number,\n): DataSeries {\n const startIdx = Math.max(0, from);\n const endIdx = Math.min(data.length, to + 1);\n return data.slice(startIdx, endIdx);\n}\n\nexport function findBarIndex(data: DataSeries, timestamp: number): number {\n let lo = 0;\n let hi = data.length - 1;\n while (lo <= hi) {\n const mid = (lo + hi) >>> 1;\n if (data[mid].time < timestamp) lo = mid + 1;\n else if (data[mid].time > timestamp) hi = mid - 1;\n else return mid;\n }\n return lo;\n}\n\nexport function computePriceRange(\n data: DataSeries,\n from: number,\n to: number,\n padding = 0.05,\n): { min: number; max: number } {\n if (data.length === 0) return { min: 0, max: 1 };\n const startIdx = Math.max(0, from);\n const endIdx = Math.min(data.length - 1, to);\n let min = Infinity;\n let max = -Infinity;\n for (let i = startIdx; i <= endIdx; i++) {\n if (data[i].low < min) min = data[i].low;\n if (data[i].high > max) max = data[i].high;\n }\n if (min === Infinity) return { min: 0, max: 1 };\n const range = max - min || 1;\n return {\n min: min - range * padding,\n max: max + range * padding,\n };\n}\n\nexport function mergeBar(existing: OHLCBar, tick: { price: number; volume?: number; time: number }): OHLCBar {\n return {\n ...existing,\n high: Math.max(existing.high, tick.price),\n low: Math.min(existing.low, tick.price),\n close: tick.price,\n volume: existing.volume + (tick.volume ?? 0),\n time: tick.time,\n };\n}\n","export function hexToRgba(hex: string, alpha = 1): string {\n const r = parseInt(hex.slice(1, 3), 16);\n const g = parseInt(hex.slice(3, 5), 16);\n const b = parseInt(hex.slice(5, 7), 16);\n return `rgba(${r}, ${g}, ${b}, ${alpha})`;\n}\n\nexport function withAlpha(color: string, alpha: number): string {\n if (color.startsWith('#')) {\n return hexToRgba(color, alpha);\n }\n const rgbaMatch = color.match(/rgba?\\((\\d+),\\s*(\\d+),\\s*(\\d+)/);\n if (rgbaMatch) {\n return `rgba(${rgbaMatch[1]}, ${rgbaMatch[2]}, ${rgbaMatch[3]}, ${alpha})`;\n }\n return color;\n}\n\nexport function lerpColor(colorA: string, colorB: string, t: number): string {\n const parseHex = (hex: string) => {\n hex = hex.replace('#', '');\n if (hex.length === 3) hex = hex[0] + hex[0] + hex[1] + hex[1] + hex[2] + hex[2];\n return {\n r: parseInt(hex.slice(0, 2), 16),\n g: parseInt(hex.slice(2, 4), 16),\n b: parseInt(hex.slice(4, 6), 16),\n };\n };\n const a = parseHex(colorA);\n const b = parseHex(colorB);\n const r = Math.round(a.r + (b.r - a.r) * t);\n const g = Math.round(a.g + (b.g - a.g) * t);\n const bl = Math.round(a.b + (b.b - a.b) * t);\n return `rgb(${r},${g},${bl})`;\n}\n","import type { TimeFrame } from '../types/ohlc.js';\n\nconst TIMEFRAME_MS: Record<TimeFrame, number> = {\n '1s': 1_000,\n '5s': 5_000,\n '15s': 15_000,\n '30s': 30_000,\n '1m': 60_000,\n '3m': 180_000,\n '5m': 300_000,\n '15m': 900_000,\n '30m': 1_800_000,\n '45m': 2_700_000,\n '1h': 3_600_000,\n '2h': 7_200_000,\n '3h': 10_800_000,\n '4h': 14_400_000,\n '6h': 21_600_000,\n '8h': 28_800_000,\n '12h': 43_200_000,\n '1d': 86_400_000,\n '2d': 172_800_000,\n '3d': 259_200_000,\n '1w': 604_800_000,\n '2w': 1_209_600_000,\n '1M': 2_592_000_000,\n '3M': 7_776_000_000,\n '6M': 15_552_000_000,\n '12M': 31_536_000_000,\n};\n\nexport function timeframeToMs(tf: TimeFrame): number {\n return TIMEFRAME_MS[tf];\n}\n\nexport function formatTimestamp(timestamp: number, tf: TimeFrame): string {\n const d = new Date(timestamp);\n const ms = TIMEFRAME_MS[tf];\n if (ms >= 86_400_000) {\n return d.toLocaleDateString(undefined, { month: 'short', day: 'numeric' });\n }\n if (ms >= 3_600_000) {\n return d.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit' });\n }\n return d.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit', second: '2-digit' });\n}\n\nexport function alignToTimeframe(timestamp: number, tf: TimeFrame): number {\n const ms = TIMEFRAME_MS[tf];\n return Math.floor(timestamp / ms) * ms;\n}\n","export function formatPrice(value: number, precision = 2, locale = 'en-US'): string {\n return value.toLocaleString(locale, {\n minimumFractionDigits: precision,\n maximumFractionDigits: precision,\n });\n}\n\nexport function formatVolume(value: number): string {\n if (value >= 1_000_000_000) return (value / 1_000_000_000).toFixed(2) + 'B';\n if (value >= 1_000_000) return (value / 1_000_000).toFixed(2) + 'M';\n if (value >= 1_000) return (value / 1_000).toFixed(2) + 'K';\n return value.toFixed(0);\n}\n\nexport function detectPrecision(values: number[]): number {\n let maxDecimals = 0;\n for (const v of values) {\n const str = v.toString();\n const dot = str.indexOf('.');\n if (dot >= 0) {\n maxDecimals = Math.max(maxDecimals, str.length - dot - 1);\n }\n }\n return Math.min(maxDecimals, 8);\n}\n","import type { ChartOptions } from '../types/chart.js';\n\nexport const DEFAULT_CHART_OPTIONS: Required<Pick<ChartOptions, 'autoScale' | 'rightMargin' | 'minBarSpacing' | 'maxBarSpacing'>> & Pick<ChartOptions, 'grid' | 'crosshair'> = {\n autoScale: true,\n rightMargin: 5,\n minBarSpacing: 2,\n maxBarSpacing: 30,\n grid: {\n visible: true,\n hLineStyle: 'solid',\n vLineStyle: 'solid',\n },\n crosshair: {\n mode: 'magnet',\n },\n};\n\n// Standard timeframe presets for different market types\nimport type { TimeFrame } from '../types/ohlc.js';\n\n/** Crypto: all timeframes including seconds */\nexport const TIMEFRAMES_CRYPTO: TimeFrame[] = [\n '1s', '1m', '3m', '5m', '15m', '30m',\n '1h', '2h', '4h', '6h', '8h', '12h',\n '1d', '3d', '1w', '1M',\n];\n\n/** Stocks: minute-level and above (no seconds) */\nexport const TIMEFRAMES_STOCK: TimeFrame[] = [\n '1m', '5m', '15m', '30m',\n '1h', '2h', '4h',\n '1d', '1w', '1M', '3M', '6M', '12M',\n];\n\n/** Forex: common forex timeframes */\nexport const TIMEFRAMES_FOREX: TimeFrame[] = [\n '1m', '5m', '15m', '30m',\n '1h', '4h',\n '1d', '1w', '1M',\n];\n\n/** Default favorites shown in quick-access bar */\nexport const DEFAULT_TIMEFRAME_FAVORITES: TimeFrame[] = [\n '1m', '5m', '15m', '1h', '4h', '1d', '1w',\n];\n\nexport const DEFAULT_BAR_WIDTH = 8;\nexport const DEFAULT_BAR_SPACING = 2;\nexport const PRICE_AXIS_WIDTH = 70;\nexport const TIME_AXIS_HEIGHT = 30;\nexport const MIN_PANEL_HEIGHT = 60;\nexport const DEFAULT_PANEL_HEIGHT = 120;\n","import type { Theme } from '../types/theme.js';\n\nconst DEFAULT_FONT = {\n family: '-apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, sans-serif',\n sizeSmall: 10,\n sizeMedium: 12,\n sizeLarge: 14,\n};\n\nexport const DARK_THEME: Theme = {\n name: 'dark',\n background: '#131722',\n text: '#D1D4DC',\n textSecondary: '#787B86',\n grid: '#1E222D',\n crosshair: '#9598A1',\n candleUp: '#26A69A',\n candleDown: '#EF5350',\n candleUpWick: '#26A69A',\n candleDownWick: '#EF5350',\n lineColor: '#2196F3',\n areaTopColor: 'rgba(33, 150, 243, 0.4)',\n areaBottomColor: 'rgba(33, 150, 243, 0.0)',\n volumeUp: 'rgba(38, 166, 154, 0.3)',\n volumeDown: 'rgba(239, 83, 80, 0.3)',\n axisLine: '#2A2E39',\n axisLabel: '#D1D4DC',\n axisLabelBackground: '#2A2E39',\n font: DEFAULT_FONT,\n};\n\nexport const LIGHT_THEME: Theme = {\n name: 'light',\n background: '#FFFFFF',\n text: '#131722',\n textSecondary: '#787B86',\n grid: '#F0F3FA',\n crosshair: '#9598A1',\n candleUp: '#26A69A',\n candleDown: '#EF5350',\n candleUpWick: '#26A69A',\n candleDownWick: '#EF5350',\n lineColor: '#2196F3',\n areaTopColor: 'rgba(33, 150, 243, 0.4)',\n areaBottomColor: 'rgba(33, 150, 243, 0.0)',\n volumeUp: 'rgba(38, 166, 154, 0.3)',\n volumeDown: 'rgba(239, 83, 80, 0.3)',\n axisLine: '#E0E3EB',\n axisLabel: '#131722',\n axisLabelBackground: '#F0F3FA',\n font: DEFAULT_FONT,\n};\n\nexport const DARK_TERMINAL: Theme = {\n name: 'terminal',\n background: '#0E0E0E',\n text: '#C0C0C0',\n textSecondary: '#8A8A8A',\n grid: '#1A1A1A',\n crosshair: '#666666',\n candleUp: '#00FF87',\n candleDown: '#FF3B4D',\n candleUpWick: '#00FF87',\n candleDownWick: '#FF3B4D',\n lineColor: '#3D8BFD',\n areaTopColor: 'rgba(61, 139, 253, 0.3)',\n areaBottomColor: 'rgba(61, 139, 253, 0.0)',\n volumeUp: 'rgba(0, 255, 135, 0.2)',\n volumeDown: 'rgba(255, 59, 77, 0.2)',\n axisLine: '#1A1A1A',\n axisLabel: '#8A8A8A',\n axisLabelBackground: '#1A1A1A',\n font: {\n family: \"'Roboto Mono', 'JetBrains Mono', 'SF Mono', Consolas, monospace\",\n sizeSmall: 10,\n sizeMedium: 12,\n sizeLarge: 14,\n },\n};\n","import type { LocaleStrings } from './types.js';\n\nexport const en: LocaleStrings = {\n // Chart types\n candlestick: 'Candlestick',\n line: 'Line',\n area: 'Area',\n bar: 'OHLC Bar',\n\n // Axes\n price: 'Price',\n volume: 'Volume',\n time: 'Time',\n open: 'Open',\n high: 'High',\n low: 'Low',\n close: 'Close',\n\n // Indicators - overlays\n sma: 'SMA',\n ema: 'EMA',\n bollingerBands: 'Bollinger Bands',\n vwap: 'VWAP',\n ichimoku: 'Ichimoku Cloud',\n parabolicSAR: 'Parabolic SAR',\n supertrend: 'Supertrend',\n keltnerChannel: 'Keltner Channel',\n donchianChannel: 'Donchian Channel',\n\n // Indicators - panels\n rsi: 'RSI',\n macd: 'MACD',\n stochastic: 'Stochastic',\n atr: 'ATR',\n adx: 'ADX',\n obv: 'OBV',\n williamsR: 'Williams %R',\n cci: 'CCI',\n mfi: 'MFI',\n aroon: 'Aroon',\n roc: 'ROC',\n tsi: 'TSI',\n cmf: 'CMF',\n stddev: 'Std Dev',\n volumeProfile: 'Volume Profile',\n accumulationDistribution: 'A/D Line',\n vroc: 'VROC',\n\n // Drawing tools\n trendLine: 'Trend Line',\n horizontalLine: 'Horizontal Line',\n verticalLine: 'Vertical Line',\n ray: 'Ray',\n extendedLine: 'Extended Line',\n parallelChannel: 'Parallel Channel',\n regressionChannel: 'Regression Channel',\n fibRetracement: 'Fibonacci Retracement',\n fibExtension: 'Fibonacci Extension',\n rectangle: 'Rectangle',\n ellipse: 'Ellipse',\n triangle: 'Triangle',\n pitchfork: \"Andrews' Pitchfork\",\n elliottWave: 'Elliott Wave',\n priceRange: 'Price Range',\n dateRange: 'Date Range',\n measure: 'Measure',\n textTool: 'Text',\n arrow: 'Arrow',\n clearAll: 'Clear All',\n\n // Trading\n buy: 'Buy',\n sell: 'Sell',\n buyLimit: 'Buy Limit',\n sellLimit: 'Sell Limit',\n buyStop: 'Buy Stop',\n sellStop: 'Sell Stop',\n stopLoss: 'Stop Loss',\n takeProfit: 'Take Profit',\n market: 'Market',\n limit: 'Limit',\n stop: 'Stop',\n cancel: 'Cancel',\n modify: 'Modify',\n quantity: 'Qty',\n pnl: 'P&L',\n activeOrders: 'Active Orders',\n positions: 'Positions',\n noOrders: 'No active orders',\n noPositions: 'No open positions',\n placeOrder: 'Place Order',\n rightClickToTrade: 'Right-click chart to place orders',\n\n // Market\n ceiling: 'Ceiling',\n floor: 'Floor',\n reference: 'Reference',\n session: 'Session',\n preOpen: 'Pre-Open',\n continuous: 'Continuous',\n preClose: 'Pre-Close',\n closed: 'Closed',\n\n // UI\n settings: 'Settings',\n theme: 'Theme',\n darkTheme: 'Dark',\n lightTheme: 'Light',\n tools: 'Tools',\n indicators: 'Indicators',\n overlays: 'Overlays',\n panels: 'Panels',\n orders: 'Orders',\n autoScale: 'Auto Scale',\n crosshair: 'Crosshair',\n grid: 'Grid',\n loading: 'Loading...',\n error: 'Error',\n\n numberDecimalSeparator: '.',\n numberGroupSeparator: ',',\n};\n","import type { LocaleStrings } from './types.js';\n\nexport const vi: LocaleStrings = {\n // Chart types\n candlestick: 'Nến',\n line: 'Đường',\n area: 'Vùng',\n bar: 'Thanh OHLC',\n\n // Axes\n price: 'Giá',\n volume: 'Khối lượng',\n time: 'Thời gian',\n open: 'Mở',\n high: 'Cao',\n low: 'Thấp',\n close: 'Đóng',\n\n // Indicators - overlays\n sma: 'SMA',\n ema: 'EMA',\n bollingerBands: 'Dải Bollinger',\n vwap: 'VWAP',\n ichimoku: 'Mây Ichimoku',\n parabolicSAR: 'Parabolic SAR',\n supertrend: 'Supertrend',\n keltnerChannel: 'Kênh Keltner',\n donchianChannel: 'Kênh Donchian',\n\n // Indicators - panels\n rsi: 'RSI',\n macd: 'MACD',\n stochastic: 'Stochastic',\n atr: 'ATR',\n adx: 'ADX',\n obv: 'OBV',\n williamsR: 'Williams %R',\n cci: 'CCI',\n mfi: 'MFI',\n aroon: 'Aroon',\n roc: 'ROC',\n tsi: 'TSI',\n cmf: 'CMF',\n stddev: 'Độ lệch chuẩn',\n volumeProfile: 'Phân bổ KL',\n accumulationDistribution: 'Tích lũy/Phân phối',\n vroc: 'VROC',\n\n // Drawing tools\n trendLine: 'Đường xu hướng',\n horizontalLine: 'Đường ngang',\n verticalLine: 'Đường dọc',\n ray: 'Tia',\n extendedLine: 'Đường kéo dài',\n parallelChannel: 'Kênh song song',\n regressionChannel: 'Kênh hồi quy',\n fibRetracement: 'Fibonacci thoái lui',\n fibExtension: 'Fibonacci mở rộng',\n rectangle: 'Hình chữ nhật',\n ellipse: 'Hình elip',\n triangle: 'Tam giác',\n pitchfork: 'Chĩa ba Andrews',\n elliottWave: 'Sóng Elliott',\n priceRange: 'Khoảng giá',\n dateRange: 'Khoảng thời gian',\n measure: 'Đo lường',\n textTool: 'Chữ',\n arrow: 'Mũi tên',\n clearAll: 'Xóa tất cả',\n\n // Trading\n buy: 'Mua',\n sell: 'Bán',\n buyLimit: 'Mua giới hạn',\n sellLimit: 'Bán giới hạn',\n buyStop: 'Mua chặn',\n sellStop: 'Bán chặn',\n stopLoss: 'Cắt lỗ',\n takeProfit: 'Chốt lời',\n market: 'Thị trường',\n limit: 'Giới hạn',\n stop: 'Dừng',\n cancel: 'Hủy',\n modify: 'Sửa',\n quantity: 'KL',\n pnl: 'Lãi/Lỗ',\n activeOrders: 'Lệnh chờ',\n positions: 'Vị thế',\n noOrders: 'Không có lệnh chờ',\n noPositions: 'Không có vị thế mở',\n placeOrder: 'Đặt lệnh',\n rightClickToTrade: 'Nhấp chuột phải để đặt lệnh',\n\n // Market\n ceiling: 'Trần',\n floor: 'Sàn',\n reference: 'Tham chiếu',\n session: 'Phiên',\n preOpen: 'Trước giờ mở',\n continuous: 'Liên tục',\n preClose: 'Trước giờ đóng',\n closed: 'Đóng cửa',\n\n // UI\n settings: 'Cài đặt',\n theme: 'Giao diện',\n darkTheme: 'Tối',\n lightTheme: 'Sáng',\n tools: 'Công cụ',\n indicators: 'Chỉ báo',\n overlays: 'Phủ lên',\n panels: 'Bảng',\n orders: 'Lệnh',\n autoScale: 'Tự co giãn',\n crosshair: 'Chữ thập',\n grid: 'Lưới',\n loading: 'Đang tải...',\n error: 'Lỗi',\n\n numberDecimalSeparator: ',',\n numberGroupSeparator: '.',\n};\n","export type { Locale, LocaleStrings, NumberFormatConfig, DateFormatConfig } from './types.js';\nexport { en } from './en.js';\nexport { vi } from './vi.js';\n\nimport type { Locale, LocaleStrings } from './types.js';\nimport { en } from './en.js';\nimport { vi } from './vi.js';\n\nconst locales = new Map<string, LocaleStrings>([\n ['en', en],\n ['vi', vi],\n]);\n\nlet currentLocale: Locale = 'en';\nlet currentStrings: LocaleStrings = en;\n\nexport function setLocale(locale: Locale): void {\n currentLocale = locale;\n currentStrings = locales.get(locale) ?? en;\n}\n\nexport function getLocale(): Locale {\n return currentLocale;\n}\n\nexport function t(key: keyof LocaleStrings): string {\n return currentStrings[key] ?? (en as any)[key] ?? key;\n}\n\nexport function registerLocale(locale: string, strings: LocaleStrings): void {\n locales.set(locale, strings);\n}\n\nexport function getLocaleStrings(locale?: string): LocaleStrings {\n return locales.get(locale ?? currentLocale) ?? en;\n}\n\n// Number formatting\nexport function formatNumber(value: number, precision = 2, locale?: string): string {\n const strings = locales.get(locale ?? currentLocale) ?? en;\n const dec = strings.numberDecimalSeparator;\n const grp = strings.numberGroupSeparator;\n\n const fixed = value.toFixed(precision);\n const [intPart, decPart] = fixed.split('.');\n\n // Group integer part\n const negative = intPart.startsWith('-');\n const digits = negative ? intPart.slice(1) : intPart;\n let grouped = '';\n for (let i = digits.length - 1, count = 0; i >= 0; i--, count++) {\n if (count > 0 && count % 3 === 0) grouped = grp + grouped;\n grouped = digits[i] + grouped;\n }\n if (negative) grouped = '-' + grouped;\n\n return decPart ? grouped + dec + decPart : grouped;\n}\n\nexport function formatVND(value: number): string {\n return formatNumber(value, 0, 'vi');\n}\n\nexport function formatVolumeLoc(value: number, locale?: string): string {\n if (value >= 1e9) return formatNumber(value / 1e9, 2, locale ?? currentLocale) + 'B';\n if (value >= 1e6) return formatNumber(value / 1e6, 2, locale ?? currentLocale) + 'M';\n if (value >= 1e3) return formatNumber(value / 1e3, 2, locale ?? currentLocale) + 'K';\n return formatNumber(value, 0, locale ?? currentLocale);\n}\n","import type { MarketConfig, MarketColorScheme, TradingSession } from './types.js';\nimport type { Theme } from '../types/theme.js';\n\n// Vietnam stock color convention:\n// Purple/Red = ceiling (trần) - max up\n// Green/Cyan = floor (sàn) - max down\n// Yellow = reference (tham chiếu)\n// Red = up, Blue = down (common VN convention)\nexport const VN_COLORS: MarketColorScheme = {\n up: '#FF0000', // Đỏ - tăng\n down: '#0000FF', // Xanh dương - giảm\n unchanged: '#FFD700', // Vàng - tham chiếu\n ceiling: '#FF00FF', // Tím - trần\n floor: '#00FFFF', // Xanh lam - sàn\n reference: '#FFD700', // Vàng - tham chiếu\n};\n\nexport const HOSE_SESSIONS: TradingSession[] = [\n { name: 'ATO', startTime: '09:00', endTime: '09:15', type: 'preOpen' },\n { name: 'Phiên 1', startTime: '09:15', endTime: '11:30', type: 'continuous' },\n { name: 'Nghỉ trưa', startTime: '11:30', endTime: '13:00', type: 'closed' },\n { name: 'Phiên 2', startTime: '13:00', endTime: '14:30', type: 'continuous' },\n { name: 'ATC', startTime: '14:30', endTime: '14:45', type: 'preClose' },\n];\n\nexport const HNX_SESSIONS: TradingSession[] = [\n { name: 'Phiên 1', startTime: '09:00', endTime: '11:30', type: 'continuous' },\n { name: 'Nghỉ trưa', startTime: '11:30', endTime: '13:00', type: 'closed' },\n { name: 'Phiên 2', startTime: '13:00', endTime: '14:30', type: 'continuous' },\n { name: 'ATC', startTime: '14:30', endTime: '14:45', type: 'preClose' },\n];\n\n// Market presets\nexport const MARKET_HOSE: MarketConfig = {\n type: 'stock',\n exchange: 'HOSE',\n currency: 'VND',\n pricePrecision: 2,\n volumeUnit: 10,\n priceStep: 0.05,\n priceLimits: { enabled: true, ceilingPercent: 7, floorPercent: 7 },\n sessions: HOSE_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_HNX: MarketConfig = {\n type: 'stock',\n exchange: 'HNX',\n currency: 'VND',\n pricePrecision: 1,\n volumeUnit: 100,\n priceStep: 0.1,\n priceLimits: { enabled: true, ceilingPercent: 10, floorPercent: 10 },\n sessions: HNX_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_UPCOM: MarketConfig = {\n type: 'stock',\n exchange: 'UPCOM',\n currency: 'VND',\n pricePrecision: 1,\n volumeUnit: 100,\n priceStep: 0.1,\n priceLimits: { enabled: true, ceilingPercent: 15, floorPercent: 15 },\n sessions: HNX_SESSIONS,\n colorScheme: VN_COLORS,\n};\n\nexport const MARKET_CRYPTO: MarketConfig = {\n type: 'crypto',\n currency: 'USDT',\n pricePrecision: 2,\n priceLimits: { enabled: false },\n};\n\nexport const MARKET_NYSE: MarketConfig = {\n type: 'stock',\n exchange: 'NYSE',\n currency: 'USD',\n pricePrecision: 2,\n priceStep: 0.01,\n priceLimits: { enabled: false },\n sessions: [\n { name: 'Pre-Market', startTime: '04:00', endTime: '09:30', type: 'preOpen' },\n { name: 'Regular', startTime: '09:30', endTime: '16:00', type: 'continuous' },\n { name: 'After-Hours', startTime: '16:00', endTime: '20:00', type: 'preClose' },\n ],\n};\n\n// Build a theme variant for VN stock market\nexport function createVNTheme(base: Theme): Theme {\n return {\n ...base,\n candleUp: VN_COLORS.up,\n candleDown: VN_COLORS.down,\n candleUpWick: VN_COLORS.up,\n candleDownWick: VN_COLORS.down,\n volumeUp: 'rgba(255, 0, 0, 0.3)',\n volumeDown: 'rgba(0, 0, 255, 0.3)',\n };\n}\n\nexport function computePriceLimits(referencePrice: number, config: MarketConfig): { ceiling: number; floor: number; reference: number } | null {\n if (!config.priceLimits?.enabled || !config.priceLimits.ceilingPercent) return null;\n const ceilPct = config.priceLimits.ceilingPercent / 100;\n const floorPct = (config.priceLimits.floorPercent ?? config.priceLimits.ceilingPercent) / 100;\n return {\n ceiling: referencePrice * (1 + ceilPct),\n floor: referencePrice * (1 - floorPct),\n reference: referencePrice,\n };\n}\n\nexport function getCurrentSession(sessions: TradingSession[]): TradingSession | null {\n const now = new Date();\n const hhmm = `${String(now.getHours()).padStart(2, '0')}:${String(now.getMinutes()).padStart(2, '0')}`;\n for (const session of sessions) {\n if (hhmm >= session.startTime && hhmm < session.endTime) return session;\n }\n return 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{"version":3,"file":"index.js","names":[],"sources":["../src/types/rendering.ts","../src/types/drawing.ts","../src/types/trading.ts","../src/types/signal.ts","../src/types/realtime.ts","../src/utils/math.ts","../src/utils/data.ts","../src/utils/color.ts","../src/utils/time.ts","../src/utils/precision.ts","../src/constants/defaults.ts","../src/constants/themes.ts","../src/i18n/en.ts","../src/i18n/vi.ts","../src/i18n/index.ts","../src/market/presets.ts"],"sourcesContent":["export interface Point {\n x: number;\n y: number;\n}\n\nexport interface Size {\n width: number;\n height: number;\n}\n\nexport interface Rect {\n x: number;\n y: number;\n width: number;\n height: number;\n}\n\nexport interface ViewportState {\n visibleRange: { from: number; to: number };\n priceRange: { min: number; max: number };\n barWidth: number;\n barSpacing: number;\n offset: number;\n chartRect: Rect;\n logScale?: boolean;\n}\n\nexport enum LayerType {\n Background = 0,\n Main = 1,\n Panel = 2,\n Overlay = 3,\n UI = 4,\n}\n","import type { Point, ViewportState } from './rendering.js';\n\nexport type DrawingToolType =\n | 'trendLine' | 'horizontalLine' | 'verticalLine' | 'ray' | 'extendedLine'\n | 'parallelChannel' | 'regressionChannel'\n | 'fibRetracement' | 'fibExtension'\n | 'rectangle' | 'ellipse' | 'triangle'\n | 'pitchfork' | 'elliottWave'\n | 'priceRange' | 'dateRange' | 'measure'\n | 'text' | 'arrow'\n | 'gannFan' | 'gannBox'\n | 'anchoredVWAP'\n | 'volumeProfileRange';\n\nexport interface AnchorPoint {\n time: number;\n price: number;\n}\n\nexport interface DrawingStyle {\n color: string;\n lineWidth: number;\n lineStyle: 'solid' | 'dashed' | 'dotted';\n fillColor?: string;\n fillOpacity?: number;\n fontSize?: number;\n text?: string;\n}\n\nexport interface DrawingState {\n id: string;\n type: DrawingToolType;\n anchors: AnchorPoint[];\n style: DrawingStyle;\n visible: boolean;\n locked: boolean;\n meta?: Record<string, unknown>;\n}\n\nexport interface DrawingDescriptor {\n type: DrawingToolType;\n name: string;\n requiredAnchors: number;\n singleClick?: boolean;\n}\n\nexport interface DrawingPlugin {\n descriptor: DrawingDescriptor;\n render(\n ctx: CanvasRenderingContext2D,\n state: DrawingState,\n viewport: ViewportState,\n selected: boolean,\n ): void;\n hitTest(\n point: Point,\n state: DrawingState,\n viewport: ViewportState,\n tolerance: number,\n ): boolean;\n hitTestAnchor(\n point: Point,\n state: DrawingState,\n viewport: ViewportState,\n tolerance: number,\n ): number;\n}\n\nexport const DEFAULT_DRAWING_STYLE: DrawingStyle = {\n color: '#2196F3',\n lineWidth: 1,\n lineStyle: 'solid',\n fillColor: 'rgba(33, 150, 243, 0.1)',\n fillOpacity: 0.1,\n fontSize: 12,\n};\n","export type OrderSide = 'buy' | 'sell';\r\nexport type OrderType = 'market' | 'limit' | 'stop' | 'stopLimit';\r\nexport type OrderStatus = 'pending' | 'filled' | 'cancelled' | 'rejected';\r\nexport type OrderLabel = 'LIMIT' | 'STOP' | 'SL' | 'TP' | 'STOP LIMIT';\r\n\r\nexport interface TradingOrder {\r\n id: string;\r\n side: OrderSide;\r\n type: OrderType;\r\n price: number;\r\n stopPrice?: number;\r\n quantity: number;\r\n label?: OrderLabel;\r\n draggable?: boolean;\r\n meta?: Record<string, unknown>;\r\n}\r\n\r\nexport interface TradingPosition {\r\n id: string;\r\n side: OrderSide;\r\n entryPrice: number;\r\n quantity: number;\r\n /** Quantity already closed (for partial-close visualization). 0 ≤ closedQuantity ≤ quantity. */\r\n closedQuantity?: number;\r\n stopLoss?: number;\r\n takeProfit?: number;\r\n meta?: Record<string, unknown>;\r\n}\r\n\r\n/** Threshold-based P&L color stop. Sorted ascending by `pnl` is recommended. */\r\nexport interface PnLThreshold {\r\n /** Inclusive lower bound. Use -Infinity for the bottom-most stop. */\r\n pnl: number;\r\n color: string;\r\n}\r\n\r\n/** Tokens passed to position label templates. */\r\nexport interface PositionLabelContext {\r\n side: OrderSide;\r\n quantity: number;\r\n closedQuantity: number;\r\n openQuantity: number;\r\n entryPrice: number;\r\n currentPrice: number;\r\n pnl: number;\r\n pnlPct: number;\r\n precision: number;\r\n}\r\n\r\nexport interface DepthLevel {\r\n price: number;\r\n volume: number;\r\n}\r\n\r\nexport interface DepthData {\r\n bids: DepthLevel[];\r\n asks: DepthLevel[];\r\n}\r\n\r\nexport interface TradingConfig {\r\n enabled: boolean;\r\n orderColors?: { buy?: string; sell?: string };\r\n positionColors?: { profit?: string; loss?: string; entry?: string };\r\n /**\r\n * Optional gradient of colors keyed to P&L value. When provided, the rendered\r\n * position zone uses the color of the highest threshold whose `pnl` ≤ live P&L.\r\n * Falls back to `positionColors.profit`/`.loss` when unset.\r\n */\r\n pnlThresholds?: PnLThreshold[];\r\n /**\r\n * Position P&L label template. Supports tokens: {side} {qty} {closedQty}\r\n * {openQty} {entry} {price} {pnl} {pnlPct} {pnlSign}. Pass a function for\r\n * full control. Default: `{side} {qty} | P&L: {pnlSign}{pnl}`.\r\n */\r\n positionLabel?: string | ((ctx: PositionLabelContext) => string);\r\n depthOverlay?: {\r\n enabled?: boolean;\r\n bidColor?: string;\r\n askColor?: string;\r\n maxWidth?: number;\r\n };\r\n contextMenu?: { enabled?: boolean };\r\n pricePrecision?: number;\r\n dragThreshold?: number;\r\n}\r\n\r\nexport interface OrderPlaceIntent {\r\n side: OrderSide;\r\n type: OrderType;\r\n price: number;\r\n stopPrice?: number;\r\n quantity?: number;\r\n}\r\n\r\nexport interface OrderModifyIntent {\r\n orderId: string;\r\n newPrice: number;\r\n previousPrice: number;\r\n}\r\n\r\nexport interface OrderCancelIntent {\r\n orderId: string;\r\n}\r\n\r\nexport interface PositionModifyIntent {\r\n positionId: string;\r\n stopLoss?: number;\r\n takeProfit?: number;\r\n}\r\n\r\nexport interface PositionCloseIntent {\r\n positionId: string;\r\n}\r\n\r\nexport const DEFAULT_TRADING_CONFIG: TradingConfig = {\r\n enabled: true,\r\n orderColors: { buy: '#26A69A', sell: '#EF5350' },\r\n positionColors: { profit: '#26A69A', loss: '#EF5350', entry: '#2196F3' },\r\n depthOverlay: { enabled: false, bidColor: 'rgba(38,166,154,0.15)', askColor: 'rgba(239,83,80,0.15)', maxWidth: 100 },\r\n contextMenu: { enabled: true },\r\n pricePrecision: 2,\r\n dragThreshold: 3,\r\n};\r\n","export type SignalDirection = 'long' | 'short' | 'neutral';\n\nexport interface SignalMarker {\n id: string;\n time: number;\n price: number;\n direction: SignalDirection;\n confidence: number;\n source: string;\n label?: string;\n color?: string;\n meta?: Record<string, unknown>;\n}\n\nexport interface SignalMarkerStyle {\n longColor?: string;\n shortColor?: string;\n neutralColor?: string;\n arrowSize?: number;\n showLabel?: boolean;\n showConfidence?: boolean;\n sourceColors?: Record<string, string>;\n}\n\nexport const DEFAULT_SIGNAL_STYLE: SignalMarkerStyle = {\n longColor: '#26A69A',\n shortColor: '#EF5350',\n neutralColor: '#9E9E9E',\n arrowSize: 12,\n showLabel: true,\n showConfidence: true,\n};\n\nexport type TradeZoneDirection = 'long' | 'short';\n\nexport interface TradeZone {\n id: string;\n entryTime: number;\n entryPrice: number;\n exitTime?: number;\n exitPrice?: number;\n direction: TradeZoneDirection;\n pnl?: number;\n pnlPercent?: number;\n label?: string;\n meta?: Record<string, unknown>;\n}\n\nexport interface TradeZoneStyle {\n profitColor?: string;\n lossColor?: string;\n activeColor?: string;\n fillOpacity?: number;\n borderWidth?: number;\n showLabel?: boolean;\n showPnl?: boolean;\n}\n\nexport const DEFAULT_TRADE_ZONE_STYLE: TradeZoneStyle = {\n profitColor: '#26A69A',\n lossColor: '#EF5350',\n activeColor: '#2196F3',\n fillOpacity: 0.12,\n borderWidth: 1,\n showLabel: true,\n showPnl: true,\n};\n","import type { OHLCBar, TimeFrame } from './ohlc.js';\n\n// --- Connection ---\n\nexport type ConnectionState = 'disconnected' | 'connecting' | 'connected' | 'reconnecting' | 'error';\n\nexport interface ConnectionInfo {\n state: ConnectionState;\n latency?: number;\n reconnectAttempt?: number;\n lastMessageTime?: number;\n error?: string;\n}\n\n// --- Ticks & Trades ---\n\nexport interface RawTick {\n time: number;\n price: number;\n volume: number;\n side?: 'buy' | 'sell';\n}\n\nexport interface AggregatedBar extends OHLCBar {\n closed: boolean; // true when bar is finalized\n tickCount: number; // number of ticks in this bar\n}\n\n// --- Data Adapter (Strategy Pattern) ---\n\nexport interface DataAdapterConfig {\n symbol: string;\n timeframe: TimeFrame;\n reconnect?: boolean; // default: true\n reconnectMaxRetries?: number; // default: Infinity\n reconnectBaseDelay?: number; // ms, default: 1000\n reconnectMaxDelay?: number; // ms, default: 30000\n heartbeatInterval?: number; // ms, default: 30000\n bufferSize?: number; // max ticks to buffer, default: 1000\n}\n\nexport type DataAdapterEventType =\n | 'tick'\n | 'bar'\n | 'barClose'\n | 'snapshot' // initial historical data loaded\n | 'connectionChange'\n | 'error';\n\nexport interface DataAdapterEvent<T = unknown> {\n type: DataAdapterEventType;\n data: T;\n timestamp: number;\n}\n\nexport type DataAdapterListener<T = unknown> = (event: DataAdapterEvent<T>) => void;\n\n/**\n * Data adapter interface. Implements the observer pattern:\n * - connect() to start receiving data\n * - on('bar'|'tick'|'connectionChange', handler) to receive events\n * - disconnect() to stop, then connect() again to switch symbols/timeframes\n * - No separate subscribe/unsubscribe — reconnect is the intended pattern\n *\n * Strategy pattern for pluggable data sources.\n * Implementations handle the specifics of each data source (WebSocket, REST,\n * SSE, etc.) while the StreamManager orchestrates lifecycle and aggregation.\n *\n * Built-in: BinanceAdapter\n * Implement this for: custom exchange APIs, broker feeds, mock data\n */\nexport interface DataAdapter {\n readonly name: string;\n\n connect(config: DataAdapterConfig): void;\n disconnect(): void;\n getConnectionState(): ConnectionState;\n\n /**\n * Load historical bars. Called once on connect, before streaming starts.\n * Returns bars sorted by time ascending.\n */\n fetchHistory(symbol: string, timeframe: TimeFrame, limit?: number): Promise<OHLCBar[]>;\n\n on<T = unknown>(event: DataAdapterEventType, listener: DataAdapterListener<T>): void;\n off<T = unknown>(event: DataAdapterEventType, listener: DataAdapterListener<T>): void;\n\n dispose(): void;\n}\n\n// --- Stream Manager Config ---\n\nexport interface StreamConfig {\n adapter: DataAdapter;\n symbol: string;\n timeframe: TimeFrame;\n historyLimit?: number; // bars to load initially, default: 500\n autoScroll?: boolean; // scroll to end on new bar, default: true\n showCurrentPriceLine?: boolean; // default: true\n aggregateTicks?: boolean; // build bars from ticks, default: false\n reconnect?: ReconnectConfig;\n}\n\nexport interface ReconnectConfig {\n enabled: boolean; // default: true\n maxRetries: number; // default: Infinity\n baseDelay: number; // ms, default: 1000\n maxDelay: number; // ms, default: 30000\n backoffMultiplier: number; // default: 2\n}\n\nexport const DEFAULT_RECONNECT: ReconnectConfig = {\n enabled: true,\n maxRetries: Infinity,\n baseDelay: 1000,\n maxDelay: 30000,\n backoffMultiplier: 2,\n};\n\nexport const DEFAULT_STREAM_CONFIG: Partial<StreamConfig> = {\n historyLimit: 500,\n autoScroll: true,\n showCurrentPriceLine: true,\n aggregateTicks: false,\n};\n","export function clamp(value: number, min: number, max: number): number {\n return Math.max(min, Math.min(max, value));\n}\n\nexport function lerp(a: number, b: number, t: number): number {\n return a + (b - a) * t;\n}\n\nexport function inverseLerp(a: number, b: number, value: number): number {\n if (a === b) return 0;\n return (value - a) / (b - a);\n}\n\nexport function roundToStep(value: number, step: number): number {\n return Math.round(value / step) * step;\n}\n\nexport function niceNumber(value: number, round: boolean): number {\n const exp = Math.floor(Math.log10(value));\n const frac = value / Math.pow(10, exp);\n let nice: number;\n if (round) {\n if (frac < 1.5) nice = 1;\n else if (frac < 3) nice = 2;\n else if (frac < 7) nice = 5;\n else nice = 10;\n } else {\n if (frac <= 1) nice = 1;\n else if (frac <= 2) nice = 2;\n else if (frac <= 5) nice = 5;\n else nice = 10;\n }\n return nice * Math.pow(10, exp);\n}\n\nexport function computeTickStep(min: number, max: number, maxTicks: number): number {\n const range = niceNumber(max - min, false);\n return niceNumber(range / (maxTicks - 1), true);\n}\n","import type { OHLCBar, DataSeries } from '../types/ohlc.js';\n\n/**\n * Normalize bar timestamp to milliseconds.\n * Auto-detects: time > 1e12 is already ms, otherwise treats as seconds.\n */\nexport function normalizeBarTime(time: number): number {\n return time > 1e12 ? time : time * 1000;\n}\n\n/**\n * Normalize a bar's timestamp field to milliseconds.\n * Accepts either { time } (ms or s) or { t, o, h, l, c, v } wire format.\n */\nexport function normalizeBar(raw: Record<string, number>): OHLCBar {\n const time = normalizeBarTime(raw.time ?? raw.t ?? 0);\n return {\n time,\n open: raw.open ?? raw.o ?? 0,\n high: raw.high ?? raw.h ?? 0,\n low: raw.low ?? raw.l ?? 0,\n close: raw.close ?? raw.c ?? 0,\n volume: raw.volume ?? raw.v ?? 0,\n };\n}\n\nexport function sliceVisibleData(\n data: DataSeries,\n from: number,\n to: number,\n): DataSeries {\n const startIdx = Math.max(0, from);\n const endIdx = Math.min(data.length, to + 1);\n return data.slice(startIdx, endIdx);\n}\n\nexport function findBarIndex(data: DataSeries, timestamp: number): number {\n let lo = 0;\n let hi = data.length - 1;\n while (lo <= hi) {\n const mid = (lo + hi) >>> 1;\n if (data[mid].time < timestamp) lo = mid + 1;\n else if (data[mid].time > timestamp) hi = mid - 1;\n else return mid;\n }\n return lo;\n}\n\nexport function computePriceRange(\n data: DataSeries,\n from: number,\n to: number,\n padding = 0.05,\n): { min: number; max: number } {\n if (data.length === 0) return { min: 0, max: 1 };\n const startIdx = Math.max(0, from);\n const endIdx = Math.min(data.length - 1, to);\n let min = Infinity;\n let max = -Infinity;\n for (let i = startIdx; i <= endIdx; i++) {\n if (data[i].low < min) min = data[i].low;\n if (data[i].high > max) max = data[i].high;\n }\n if (min === Infinity) return { min: 0, max: 1 };\n const range = max - min || 1;\n return {\n min: min - range * padding,\n max: max + range * padding,\n };\n}\n\nexport function mergeBar(existing: OHLCBar, tick: { price: number; volume?: number; time: number }): OHLCBar {\n return {\n ...existing,\n high: Math.max(existing.high, tick.price),\n low: Math.min(existing.low, tick.price),\n close: tick.price,\n volume: existing.volume + (tick.volume ?? 0),\n time: tick.time,\n };\n}\n","export function hexToRgba(hex: string, alpha = 1): string {\n const r = parseInt(hex.slice(1, 3), 16);\n const g = parseInt(hex.slice(3, 5), 16);\n const b = parseInt(hex.slice(5, 7), 16);\n return `rgba(${r}, ${g}, ${b}, ${alpha})`;\n}\n\nexport function withAlpha(color: string, alpha: number): string {\n if (color.startsWith('#')) {\n return hexToRgba(color, alpha);\n }\n const rgbaMatch = color.match(/rgba?\\((\\d+),\\s*(\\d+),\\s*(\\d+)/);\n if (rgbaMatch) {\n return `rgba(${rgbaMatch[1]}, ${rgbaMatch[2]}, ${rgbaMatch[3]}, ${alpha})`;\n }\n return color;\n}\n\nexport function lerpColor(colorA: string, colorB: string, t: number): string {\n const parseHex = (hex: string) => {\n hex = hex.replace('#', '');\n if (hex.length === 3) hex = hex[0] + hex[0] + hex[1] + hex[1] + hex[2] + hex[2];\n return {\n r: parseInt(hex.slice(0, 2), 16),\n g: parseInt(hex.slice(2, 4), 16),\n b: parseInt(hex.slice(4, 6), 16),\n };\n };\n const a = parseHex(colorA);\n const b = parseHex(colorB);\n const r = Math.round(a.r + (b.r - a.r) * t);\n const g = Math.round(a.g + (b.g - a.g) * t);\n const bl = Math.round(a.b + (b.b - a.b) * t);\n return `rgb(${r},${g},${bl})`;\n}\n","import type { TimeFrame } from '../types/ohlc.js';\n\nconst TIMEFRAME_MS: Record<TimeFrame, number> = {\n '1s': 1_000,\n '5s': 5_000,\n '15s': 15_000,\n '30s': 30_000,\n '1m': 60_000,\n '3m': 180_000,\n '5m': 300_000,\n '15m': 900_000,\n '30m': 1_800_000,\n '45m': 2_700_000,\n '1h': 3_600_000,\n '2h': 7_200_000,\n '3h': 10_800_000,\n '4h': 14_400_000,\n '6h': 21_600_000,\n '8h': 28_800_000,\n '12h': 43_200_000,\n '1d': 86_400_000,\n '2d': 172_800_000,\n '3d': 259_200_000,\n '1w': 604_800_000,\n '2w': 1_209_600_000,\n '1M': 2_592_000_000,\n '3M': 7_776_000_000,\n '6M': 15_552_000_000,\n '12M': 31_536_000_000,\n};\n\nexport function timeframeToMs(tf: TimeFrame): number {\n return TIMEFRAME_MS[tf];\n}\n\nexport function formatTimestamp(timestamp: number, tf: TimeFrame): string {\n const d = new Date(timestamp);\n const ms = TIMEFRAME_MS[tf];\n if (ms >= 86_400_000) {\n return d.toLocaleDateString(undefined, { month: 'short', day: 'numeric' });\n }\n if (ms >= 3_600_000) {\n return d.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit' });\n }\n return d.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit', second: '2-digit' });\n}\n\nexport function alignToTimeframe(timestamp: number, tf: TimeFrame): number {\n const ms = TIMEFRAME_MS[tf];\n return Math.floor(timestamp / ms) * ms;\n}\n","export function formatPrice(value: number, precision = 2, locale = 'en-US'): string {\n return value.toLocaleString(locale, {\n minimumFractionDigits: precision,\n maximumFractionDigits: precision,\n });\n}\n\nexport function formatVolume(value: number): string {\n if (value >= 1_000_000_000) return (value / 1_000_000_000).toFixed(2) + 'B';\n if (value >= 1_000_000) return (value / 1_000_000).toFixed(2) + 'M';\n if (value >= 1_000) return (value / 1_000).toFixed(2) + 'K';\n return value.toFixed(0);\n}\n\nexport function detectPrecision(values: number[]): number {\n let maxDecimals = 0;\n for (const v of values) {\n const str = v.toString();\n const dot = str.indexOf('.');\n if (dot >= 0) {\n maxDecimals = Math.max(maxDecimals, str.length - dot - 1);\n }\n }\n return Math.min(maxDecimals, 8);\n}\n","import type { ChartOptions } from '../types/chart.js';\n\nexport const DEFAULT_CHART_OPTIONS: Required<Pick<ChartOptions, 'autoScale' | 'rightMargin' | 'minBarSpacing' | 'maxBarSpacing'>> & Pick<ChartOptions, 'grid' | 'crosshair'> = {\n autoScale: true,\n rightMargin: 5,\n minBarSpacing: 2,\n maxBarSpacing: 30,\n grid: {\n visible: true,\n hLineStyle: 'solid',\n vLineStyle: 'solid',\n },\n crosshair: {\n mode: 'magnet',\n },\n};\n\n// Standard timeframe presets for different market types\nimport type { TimeFrame } from '../types/ohlc.js';\n\n/** Crypto: all timeframes including seconds */\nexport const TIMEFRAMES_CRYPTO: TimeFrame[] = [\n '1s', '1m', '3m', '5m', '15m', '30m',\n '1h', '2h', '4h', '6h', '8h', '12h',\n '1d', '3d', '1w', '1M',\n];\n\n/** Stocks: minute-level and above (no seconds) */\nexport const TIMEFRAMES_STOCK: TimeFrame[] = [\n '1m', '5m', '15m', '30m',\n '1h', '2h', '4h',\n '1d', '1w', '1M', '3M', '6M', '12M',\n];\n\n/** Forex: common forex timeframes */\nexport const TIMEFRAMES_FOREX: TimeFrame[] = [\n '1m', '5m', '15m', '30m',\n '1h', '4h',\n '1d', '1w', '1M',\n];\n\n/** Default favorites shown in quick-access bar */\nexport const DEFAULT_TIMEFRAME_FAVORITES: TimeFrame[] = [\n '1m', '5m', '15m', '1h', '4h', '1d', '1w',\n];\n\nexport const DEFAULT_BAR_WIDTH = 8;\nexport const DEFAULT_BAR_SPACING = 2;\nexport const PRICE_AXIS_WIDTH = 70;\nexport const TIME_AXIS_HEIGHT = 30;\nexport const MIN_PANEL_HEIGHT = 60;\nexport const DEFAULT_PANEL_HEIGHT = 120;\n","import type { Theme } from '../types/theme.js';\n\nconst DEFAULT_FONT = {\n family: '-apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, sans-serif',\n sizeSmall: 10,\n sizeMedium: 12,\n sizeLarge: 14,\n};\n\nexport const DARK_THEME: Theme = {\n name: 'dark',\n background: '#131722',\n text: '#D1D4DC',\n textSecondary: '#787B86',\n grid: '#1E222D',\n crosshair: '#9598A1',\n candleUp: '#26A69A',\n candleDown: '#EF5350',\n candleUpWick: '#26A69A',\n candleDownWick: '#EF5350',\n lineColor: '#2196F3',\n areaTopColor: 'rgba(33, 150, 243, 0.4)',\n areaBottomColor: 'rgba(33, 150, 243, 0.0)',\n volumeUp: 'rgba(38, 166, 154, 0.3)',\n volumeDown: 'rgba(239, 83, 80, 0.3)',\n axisLine: '#2A2E39',\n axisLabel: '#D1D4DC',\n axisLabelBackground: '#2A2E39',\n font: DEFAULT_FONT,\n};\n\nexport const LIGHT_THEME: Theme = {\n name: 'light',\n background: '#FFFFFF',\n text: '#131722',\n textSecondary: '#787B86',\n grid: '#F0F3FA',\n crosshair: '#9598A1',\n candleUp: '#26A69A',\n candleDown: '#EF5350',\n candleUpWick: '#26A69A',\n candleDownWick: '#EF5350',\n lineColor: '#2196F3',\n areaTopColor: 'rgba(33, 150, 243, 0.4)',\n areaBottomColor: 'rgba(33, 150, 243, 0.0)',\n volumeUp: 'rgba(38, 166, 154, 0.3)',\n volumeDown: 'rgba(239, 83, 80, 0.3)',\n axisLine: '#E0E3EB',\n axisLabel: '#131722',\n axisLabelBackground: '#F0F3FA',\n font: DEFAULT_FONT,\n};\n\nexport const DARK_TERMINAL: Theme = {\n name: 'terminal',\n background: '#0E0E0E',\n text: '#C0C0C0',\n textSecondary: '#8A8A8A',\n grid: '#1A1A1A',\n crosshair: '#666666',\n candleUp: '#00FF87',\n candleDown: '#FF3B4D',\n candleUpWick: '#00FF87',\n candleDownWick: '#FF3B4D',\n lineColor: '#3D8BFD',\n areaTopColor: 'rgba(61, 139, 253, 0.3)',\n areaBottomColor: 'rgba(61, 139, 253, 0.0)',\n volumeUp: 'rgba(0, 255, 135, 0.2)',\n volumeDown: 'rgba(255, 59, 77, 0.2)',\n axisLine: '#1A1A1A',\n axisLabel: '#8A8A8A',\n axisLabelBackground: '#1A1A1A',\n font: {\n family: \"'Roboto Mono', 'JetBrains Mono', 'SF Mono', Consolas, monospace\",\n sizeSmall: 10,\n sizeMedium: 12,\n sizeLarge: 14,\n },\n};\n","import type { LocaleStrings } from './types.js';\n\nexport const en: LocaleStrings = {\n // Chart types\n candlestick: 'Candlestick',\n line: 'Line',\n area: 'Area',\n bar: 'OHLC Bar',\n\n // Axes\n price: 'Price',\n volume: 'Volume',\n time: 'Time',\n open: 'Open',\n high: 'High',\n low: 'Low',\n close: 'Close',\n\n // Indicators - overlays\n sma: 'SMA',\n ema: 'EMA',\n bollingerBands: 'Bollinger Bands',\n vwap: 'VWAP',\n ichimoku: 'Ichimoku Cloud',\n parabolicSAR: 'Parabolic SAR',\n supertrend: 'Supertrend',\n keltnerChannel: 'Keltner Channel',\n donchianChannel: 'Donchian Channel',\n\n // Indicators - panels\n rsi: 'RSI',\n macd: 'MACD',\n stochastic: 'Stochastic',\n atr: 'ATR',\n adx: 'ADX',\n obv: 'OBV',\n williamsR: 'Williams %R',\n cci: 'CCI',\n mfi: 'MFI',\n aroon: 'Aroon',\n roc: 'ROC',\n tsi: 'TSI',\n cmf: 'CMF',\n stddev: 'Std Dev',\n volumeProfile: 'Volume Profile',\n accumulationDistribution: 'A/D Line',\n vroc: 'VROC',\n\n // Drawing tools\n trendLine: 'Trend Line',\n horizontalLine: 'Horizontal Line',\n verticalLine: 'Vertical Line',\n ray: 'Ray',\n extendedLine: 'Extended Line',\n parallelChannel: 'Parallel Channel',\n regressionChannel: 'Regression Channel',\n fibRetracement: 'Fibonacci Retracement',\n fibExtension: 'Fibonacci Extension',\n rectangle: 'Rectangle',\n ellipse: 'Ellipse',\n triangle: 'Triangle',\n pitchfork: \"Andrews' Pitchfork\",\n elliottWave: 'Elliott Wave',\n priceRange: 'Price Range',\n dateRange: 'Date Range',\n measure: 'Measure',\n textTool: 'Text',\n arrow: 'Arrow',\n clearAll: 'Clear All',\n\n // Trading\n buy: 'Buy',\n sell: 'Sell',\n buyLimit: 'Buy Limit',\n sellLimit: 'Sell Limit',\n buyStop: 'Buy Stop',\n sellStop: 'Sell Stop',\n stopLoss: 'Stop Loss',\n takeProfit: 'Take Profit',\n market: 'Market',\n limit: 'Limit',\n stop: 'Stop',\n cancel: 'Cancel',\n modify: 'Modify',\n quantity: 'Qty',\n pnl: 'P&L',\n activeOrders: 'Active Orders',\n positions: 'Positions',\n noOrders: 'No active orders',\n noPositions: 'No open positions',\n placeOrder: 'Place Order',\n rightClickToTrade: 'Right-click chart to place orders',\n\n // Market\n ceiling: 'Ceiling',\n floor: 'Floor',\n reference: 'Reference',\n session: 'Session',\n preOpen: 'Pre-Open',\n continuous: 'Continuous',\n preClose: 'Pre-Close',\n closed: 'Closed',\n\n // UI\n settings: 'Settings',\n theme: 'Theme',\n darkTheme: 'Dark',\n lightTheme: 'Light',\n tools: 'Tools',\n indicators: 'Indicators',\n overlays: 'Overlays',\n panels: 'Panels',\n orders: 'Orders',\n autoScale: 'Auto Scale',\n crosshair: 'Crosshair',\n grid: 'Grid',\n loading: 'Loading...',\n error: 'Error',\n\n numberDecimalSeparator: '.',\n numberGroupSeparator: ',',\n};\n","import type { LocaleStrings } from './types.js';\n\nexport const vi: LocaleStrings = {\n // Chart types\n candlestick: 'Nến',\n line: 'Đường',\n area: 'Vùng',\n bar: 'Thanh OHLC',\n\n // Axes\n price: 'Giá',\n volume: 'Khối lượng',\n time: 'Thời gian',\n open: 'Mở',\n high: 'Cao',\n low: 'Thấp',\n close: 'Đóng',\n\n // Indicators - overlays\n sma: 'SMA',\n ema: 'EMA',\n bollingerBands: 'Dải Bollinger',\n vwap: 'VWAP',\n ichimoku: 'Mây Ichimoku',\n parabolicSAR: 'Parabolic SAR',\n supertrend: 'Supertrend',\n keltnerChannel: 'Kênh Keltner',\n donchianChannel: 'Kênh Donchian',\n\n // Indicators - panels\n rsi: 'RSI',\n macd: 'MACD',\n stochastic: 'Stochastic',\n atr: 'ATR',\n adx: 'ADX',\n obv: 'OBV',\n williamsR: 'Williams %R',\n cci: 'CCI',\n mfi: 'MFI',\n aroon: 'Aroon',\n roc: 'ROC',\n tsi: 'TSI',\n cmf: 'CMF',\n stddev: 'Độ lệch chuẩn',\n volumeProfile: 'Phân bổ KL',\n accumulationDistribution: 'Tích lũy/Phân phối',\n vroc: 'VROC',\n\n // Drawing tools\n trendLine: 'Đường xu hướng',\n horizontalLine: 'Đường ngang',\n verticalLine: 'Đường dọc',\n ray: 'Tia',\n extendedLine: 'Đường kéo dài',\n parallelChannel: 'Kênh song song',\n regressionChannel: 'Kênh hồi quy',\n fibRetracement: 'Fibonacci thoái lui',\n fibExtension: 'Fibonacci mở rộng',\n rectangle: 'Hình chữ nhật',\n ellipse: 'Hình elip',\n triangle: 'Tam giác',\n pitchfork: 'Chĩa ba Andrews',\n elliottWave: 'Sóng Elliott',\n priceRange: 'Khoảng giá',\n dateRange: 'Khoảng thời gian',\n measure: 'Đo lường',\n textTool: 'Chữ',\n arrow: 'Mũi tên',\n clearAll: 'Xóa tất cả',\n\n // Trading\n buy: 'Mua',\n sell: 'Bán',\n buyLimit: 'Mua giới hạn',\n sellLimit: 'Bán giới hạn',\n buyStop: 'Mua chặn',\n sellStop: 'Bán chặn',\n stopLoss: 'Cắt lỗ',\n takeProfit: 'Chốt lời',\n market: 'Thị trường',\n limit: 'Giới hạn',\n stop: 'Dừng',\n cancel: 'Hủy',\n modify: 'Sửa',\n quantity: 'KL',\n pnl: 'Lãi/Lỗ',\n activeOrders: 'Lệnh chờ',\n positions: 'Vị thế',\n noOrders: 'Không có lệnh chờ',\n noPositions: 'Không có vị thế mở',\n placeOrder: 'Đặt lệnh',\n rightClickToTrade: 'Nhấp chuột phải để đặt lệnh',\n\n // Market\n ceiling: 'Trần',\n floor: 'Sàn',\n reference: 'Tham chiếu',\n session: 'Phiên',\n preOpen: 'Trước giờ mở',\n continuous: 'Liên tục',\n preClose: 'Trước giờ đóng',\n closed: 'Đóng cửa',\n\n // UI\n settings: 'Cài đặt',\n theme: 'Giao diện',\n darkTheme: 'Tối',\n lightTheme: 'Sáng',\n tools: 'Công cụ',\n indicators: 'Chỉ báo',\n overlays: 'Phủ lên',\n panels: 'Bảng',\n orders: 'Lệnh',\n autoScale: 'Tự co giãn',\n crosshair: 'Chữ thập',\n grid: 'Lưới',\n loading: 'Đang tải...',\n error: 'Lỗi',\n\n numberDecimalSeparator: ',',\n numberGroupSeparator: '.',\n};\n","export type { Locale, LocaleStrings, NumberFormatConfig, DateFormatConfig } from './types.js';\nexport { en } from './en.js';\nexport { vi } from './vi.js';\n\nimport type { Locale, LocaleStrings } from './types.js';\nimport { en } from './en.js';\nimport { vi } from './vi.js';\n\nconst locales = new Map<string, LocaleStrings>([\n ['en', en],\n ['vi', vi],\n]);\n\nlet currentLocale: Locale = 'en';\nlet currentStrings: LocaleStrings = en;\n\nexport function setLocale(locale: Locale): void {\n currentLocale = locale;\n currentStrings = locales.get(locale) ?? en;\n}\n\nexport function getLocale(): Locale {\n return currentLocale;\n}\n\nexport function t(key: keyof LocaleStrings): string {\n return currentStrings[key] ?? (en as any)[key] ?? key;\n}\n\nexport function registerLocale(locale: string, strings: LocaleStrings): void {\n locales.set(locale, strings);\n}\n\nexport function getLocaleStrings(locale?: string): LocaleStrings {\n return locales.get(locale ?? currentLocale) ?? en;\n}\n\n// Number formatting\nexport function formatNumber(value: number, precision = 2, locale?: string): string {\n const strings = locales.get(locale ?? currentLocale) ?? en;\n const dec = strings.numberDecimalSeparator;\n const grp = strings.numberGroupSeparator;\n\n const fixed = value.toFixed(precision);\n const [intPart, decPart] = fixed.split('.');\n\n // Group integer part\n const negative = intPart.startsWith('-');\n const digits = negative ? intPart.slice(1) : intPart;\n let grouped = '';\n for (let i = digits.length - 1, count = 0; i >= 0; i--, count++) {\n if (count > 0 && count % 3 === 0) grouped = grp + grouped;\n grouped = digits[i] + grouped;\n }\n if (negative) grouped = '-' + grouped;\n\n return decPart ? grouped + dec + decPart : grouped;\n}\n\nexport function formatVND(value: number): string {\n return formatNumber(value, 0, 'vi');\n}\n\nexport function formatVolumeLoc(value: number, locale?: string): string {\n if (value >= 1e9) return formatNumber(value / 1e9, 2, locale ?? currentLocale) + 'B';\n if (value >= 1e6) return formatNumber(value / 1e6, 2, locale ?? currentLocale) + 'M';\n if (value >= 1e3) return formatNumber(value / 1e3, 2, locale ?? currentLocale) + 'K';\n return formatNumber(value, 0, locale ?? currentLocale);\n}\n","import type { MarketConfig, MarketColorScheme, TradingSession } from './types.js';\nimport type { Theme } from '../types/theme.js';\n\n// Vietnam stock color convention:\n// Purple/Red = ceiling (trần) - max up\n// Green/Cyan = floor (sàn) - max down\n// Yellow = reference (tham chiếu)\n// Red = up, Blue = down (common VN convention)\nexport const VN_COLORS: MarketColorScheme = {\n up: '#FF0000', // Đỏ - tăng\n down: '#0000FF', // Xanh dương - giảm\n unchanged: '#FFD700', // Vàng - tham chiếu\n ceiling: '#FF00FF', // Tím - trần\n floor: '#00FFFF', // Xanh lam - sàn\n reference: '#FFD700', // Vàng - tham chiếu\n};\n\nexport const HOSE_SESSIONS: TradingSession[] = [\n { name: 'ATO', startTime: '09:00', endTime: '09:15', type: 'preOpen' },\n { name: 'Phiên 1', startTime: '09:15', endTime: '11:30', type: 'continuous' },\n { name: 'Nghỉ trưa', startTime: '11:30', endTime: '13:00', type: 'closed' },\n { name: 'Phiên 2', startTime: '13:00', endTime: '14:30', type: 'continuous' },\n { name: 'ATC', startTime: '14:30', endTime: '14:45', type: 'preClose' },\n];\n\nexport const HNX_SESSIONS: TradingSession[] = [\n { name: 'Phiên 1', startTime: '09:00', endTime: '11:30', type: 'continuous' },\n { name: 'Nghỉ trưa', startTime: '11:30', endTime: '13:00', type: 'closed' },\n { name: 'Phiên 2', startTime: '13:00', endTime: '14:30', type: 'continuous' },\n { name: 'ATC', startTime: '14:30', endTime: '14:45', type: 'preClose' },\n];\n\n// Market 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enabled: false },\n};\n\nexport const MARKET_NYSE: MarketConfig = {\n type: 'stock',\n exchange: 'NYSE',\n currency: 'USD',\n pricePrecision: 2,\n priceStep: 0.01,\n priceLimits: { enabled: false },\n sessions: [\n { name: 'Pre-Market', startTime: '04:00', endTime: '09:30', type: 'preOpen' },\n { name: 'Regular', startTime: '09:30', endTime: '16:00', type: 'continuous' },\n { name: 'After-Hours', startTime: '16:00', endTime: '20:00', type: 'preClose' },\n ],\n};\n\n// Build a theme variant for VN stock market\nexport function createVNTheme(base: Theme): Theme {\n return {\n ...base,\n candleUp: VN_COLORS.up,\n candleDown: VN_COLORS.down,\n candleUpWick: VN_COLORS.up,\n candleDownWick: VN_COLORS.down,\n volumeUp: 'rgba(255, 0, 0, 0.3)',\n volumeDown: 'rgba(0, 0, 255, 0.3)',\n };\n}\n\nexport function computePriceLimits(referencePrice: number, config: MarketConfig): { ceiling: number; floor: number; reference: number } | null {\n if (!config.priceLimits?.enabled || 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import { Theme, ThemeName } from './theme.js';
import { DrawingToolType } from './drawing.js';
import { TimeFrame } from './ohlc.js';
export type ChartType = 'candlestick' | 'line' | 'area' | 'bar' | 'heikinAshi' | 'hollowCandle' | 'baseline' | 'renko' | 'lineBreak' | 'kagi' | 'pointAndFigure' | 'rangeBars';
export type ChartType = 'candlestick' | 'line' | 'area' | 'bar' | 'heikinAshi' | 'hollowCandle' | 'baseline' | 'renko' | 'lineBreak' | 'kagi' | 'pointAndFigure' | 'rangeBars' | 'volumeCandles' | 'hlcArea' | 'stepLine' | 'lineWithMarkers';
export type LineStyle = 'solid' | 'dashed' | 'dotted';

@@ -6,0 +6,0 @@ /**

@@ -1,1 +0,1 @@

{"version":3,"file":"chart.d.ts","sourceRoot":"","sources":["../../src/types/chart.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,KAAK,EAAE,SAAS,EAAE,MAAM,YAAY,CAAC;AACnD,OAAO,KAAK,EAAE,eAAe,EAAE,MAAM,cAAc,CAAC;AACpD,OAAO,KAAK,EAAE,SAAS,EAAE,MAAM,WAAW,CAAC;AAE3C,MAAM,MAAM,SAAS,GACjB,aAAa,GAAG,MAAM,GAAG,MAAM,GAAG,KAAK,GACvC,YAAY,GAAG,cAAc,GAAG,UAAU,GAC1C,OAAO,GAAG,WAAW,GAAG,MAAM,GAAG,gBAAgB,GACjD,WAAW,CAAC;AAEhB,MAAM,MAAM,SAAS,GAAG,OAAO,GAAG,QAAQ,GAAG,QAAQ,CAAC;AAEtD;;;;GAIG;AACH,MAAM,WAAW,cAAc;IAE7B,mFAAmF;IACnF,QAAQ,CAAC,EAAE,OAAO,CAAC;IACnB,yFAAyF;IACzF,YAAY,CAAC,EAAE,eAAe,EAAE,CAAC;IACjC,6CAA6C;IAC7C,aAAa,CAAC,EAAE,OAAO,CAAC;IACxB,sDAAsD;IACtD,eAAe,CAAC,EAAE,OAAO,CAAC;IAG1B,gEAAgE;IAChE,OAAO,CAAC,EAAE,OAAO,CAAC;IAClB,yDAAyD;IACzD,kBAAkB,CAAC,EAAE,OAAO,CAAC;IAG7B,2CAA2C;IAC3C,UAAU,CAAC,EAAE,OAAO,CAAC;IACrB,8EAA8E;IAC9E,YAAY,CAAC,EAAE,MAAM,EAAE,CAAC;IAGxB,6BAA6B;IAC7B,OAAO,CAAC,EAAE,OAAO,CAAC;IAClB,sCAAsC;IACtC,OAAO,CAAC,EAAE,OAAO,CAAC;IAClB,uBAAuB;IACvB,SAAS,CAAC,EAAE,OAAO,CAAC;IACpB,+DAA+D;IAC/D,QAAQ,CAAC,EAAE,OAAO,CAAC;IAGnB,sBAAsB;IACtB,SAAS,CAAC,EAAE,OAAO,CAAC;IACpB,qBAAqB;IACrB,QAAQ,CAAC,EAAE,OAAO,CAAC;IACnB,sBAAsB;IACtB,IAAI,CAAC,EAAE,OAAO,CAAC;IACf,gCAAgC;IAChC,MAAM,CAAC,EAAE,OAAO,CAAC;IACjB,qCAAqC;IACrC,MAAM,CAAC,EAAE,OAAO,CAAC;IACjB,0BAA0B;IAC1B,SAAS,CAAC,EAAE,OAAO,CAAC;IAGpB,mCAAmC;IACnC,QAAQ,CAAC,EAAE,OAAO,CAAC;IACnB,gCAAgC;IAChC,UAAU,CAAC,EAAE,OAAO,CAAC;IACrB,0BAA0B;IAC1B,MAAM,CAAC,EAAE,OAAO,CAAC;IACjB,wBAAwB;IACxB,MAAM,CAAC,EAAE,OAAO,CAAC;IACjB,gDAAgD;IAChD,aAAa,CAAC,EAAE,OAAO,CAAC;IACxB,kEAAkE;IAClE,YAAY,CAAC,EAAE,OAAO,CAAC;IACvB,qCAAqC;IACrC,cAAc,CAAC,EAAE,OAAO,CAAC;IACzB,oCAAoC;IACpC,UAAU,CAAC,EAAE,OAAO,CAAC;IACrB,4CAA4C;IAC5C,QAAQ,CAAC,EAAE,OAAO,CAAC;IAGnB,8EAA8E;IAC9E,UAAU,CAAC,EAAE,SAAS,EAAE,CAAC;IACzB,gEAAgE;IAChE,yBAAyB,CAAC,EAAE,SAAS,EAAE,CAAC;CACzC;AAED,MAAM,WAAW,YAAY;IAC3B,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,MAAM,CAAC,EAAE,MAAM,CAAC;IAChB,SAAS,EAAE,SAAS,CAAC;IACrB,KAAK,CAAC,EAAE,SAAS,GAAG,KAAK,CAAC;IAC1B,SAAS,CAAC,EAAE,OAAO,CAAC;IACpB,WAAW,CAAC,EAAE,MAAM,CAAC;IACrB,aAAa,CAAC,EAAE,MAAM,CAAC;IACvB,aAAa,CAAC,EAAE,MAAM,CAAC;IACvB,IAAI,CAAC,EAAE,WAAW,CAAC;IACnB,SAAS,CAAC,EAAE,gBAAgB,CAAC;IAC7B,SAAS,CAAC,EAAE,gBAAgB,CAAC;IAC7B,QAAQ,CAAC,EAAE,eAAe,CAAC;IAC3B,SAAS,CAAC,EAAE,eAAe,CAAC;IAC5B,yCAAyC;IACzC,QAAQ,CAAC,EAAE,OAAO,CAAC;IACnB,uCAAuC;IACvC,aAAa,CAAC,EAAE,mBAAmB,CAAC;IACpC,sDAAsD;IACtD,QAAQ,CAAC,EAAE,cAAc,CAAC;IAC1B,iGAAiG;IACjG,YAAY,CAAC,EAAE,MAAM,CAAC;CACvB;AAED,MAAM,WAAW,mBAAmB;IAClC,OAAO,CAAC,EAAE,OAAO,CAAC;IAClB,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,SAAS,CAAC,EAAE,SAAS,CAAC;IACtB,SAAS,CAAC,EAAE,MAAM,CAAC;CACpB;AAED,MAAM,WAAW,WAAW;IAC1B,OAAO,EAAE,OAAO,CAAC;IACjB,UAAU,CAAC,EAAE,MAAM,CAAC;IACpB,UAAU,CAAC,EAAE,MAAM,CAAC;IACpB,UAAU,CAAC,EAAE,SAAS,CAAC;IACvB,UAAU,CAAC,EAAE,SAAS,CAAC;CACxB;AAED,MAAM,WAAW,gBAAgB;IAC/B,IAAI,EAAE,QAAQ,GAAG,QAAQ,GAAG,QAAQ,CAAC;IACrC,KAAK,CAAC,EAAE,oBAAoB,CAAC;IAC7B,KAAK,CAAC,EAAE,oBAAoB,CAAC;CAC9B;AAED,MAAM,WAAW,oBAAoB;IACnC,OAAO,CAAC,EAAE,OAAO,CAAC;IAClB,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,KAAK,CAAC,EAAE,SAAS,CAAC;IAClB,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,YAAY,CAAC,EAAE,OAAO,CAAC;IACvB,eAAe,CAAC,EAAE,MAAM,CAAC;CAC1B;AAED,MAAM,WAAW,gBAAgB;IAC/B,OAAO,CAAC,EAAE,OAAO,CAAC;IAClB,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,QAAQ,CAAC,EAAE,MAAM,GAAG,OAAO,CAAC;IAC5B,SAAS,CAAC,EAAE,QAAQ,GAAG,KAAK,GAAG,YAAY,CAAC;CAC7C;AAED,MAAM,WAAW,eAAe;IAC9B,OAAO,CAAC,EAAE,OAAO,CAAC;IAClB,MAAM,CAAC,EAAE,MAAM,CAAC;CACjB;AAED,MAAM,WAAW,eAAe;IAC9B,IAAI,EAAE,MAAM,CAAC;IACb,KAAK,CAAC,EAAE,MAAM,CAAC;IACf,QAAQ,CAAC,EAAE,MAAM,CAAC;CACnB;AAED,MAAM,WAAW,WAAW;IAC1B,IAAI,EAAE,OAAO,GAAG,SAAS,GAAG,QAAQ,CAAC;IACrC,SAAS,CAAC,EAAE,MAAM,CAAC;IACnB,OAAO,CAAC,EAAE,MAAM,CAAC;CAClB"}
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import { OHLCBar, DataSeries } from './ohlc.js';
import { Point } from './rendering.js';
import { IndicatorValue } from './indicator.js';
export type ChartEventType = 'crosshairMove' | 'click' | 'barClick' | 'visibleRangeChange' | 'priceRangeChange' | 'zoomChange' | 'dataUpdate' | 'indicatorAdd' | 'indicatorRemove' | 'themeChange' | 'resize' | 'orderPlace' | 'orderModify' | 'orderCancel' | 'positionClose' | 'positionModify' | 'drawingCreate' | 'drawingRemove';
export type ChartEventType = 'crosshairMove' | 'click' | 'barClick' | 'visibleRangeChange' | 'priceRangeChange' | 'zoomChange' | 'dataUpdate' | 'indicatorAdd' | 'indicatorRemove' | 'themeChange' | 'resize' | 'orderPlace' | 'orderModify' | 'orderCancel' | 'positionClose' | 'positionModify' | 'drawingCreate' | 'drawingRemove' | 'signalMarkerAdd' | 'signalMarkerRemove' | 'tradeZoneAdd' | 'tradeZoneRemove';
export interface ChartEvent<T = unknown> {

@@ -72,2 +72,17 @@ type: ChartEventType;

}
export interface SignalMarkerAddPayload {
id: string;
source: string;
direction: string;
}
export interface SignalMarkerRemovePayload {
id: string;
}
export interface TradeZoneAddPayload {
id: string;
direction: string;
}
export interface TradeZoneRemovePayload {
id: string;
}
export interface ChartEventMap {

@@ -95,2 +110,6 @@ crosshairMove: CrosshairMovePayload;

drawingRemove: DrawingRemovePayload;
signalMarkerAdd: SignalMarkerAddPayload;
signalMarkerRemove: SignalMarkerRemovePayload;
tradeZoneAdd: TradeZoneAddPayload;
tradeZoneRemove: TradeZoneRemovePayload;
}

@@ -97,0 +116,0 @@ export interface TauriBridgeOptions {

@@ -1,1 +0,1 @@

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@@ -11,4 +11,5 @@ export * from './ohlc.js';

export * from './trading.js';
export * from './signal.js';
export * from './realtime.js';
export * from './finance.js';
//# sourceMappingURL=index.d.ts.map

@@ -1,1 +0,1 @@

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{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../../src/types/index.ts"],"names":[],"mappings":"AAAA,cAAc,WAAW,CAAC;AAC1B,cAAc,YAAY,CAAC;AAC3B,cAAc,gBAAgB,CAAC;AAC/B,cAAc,gBAAgB,CAAC;AAC/B,cAAc,aAAa,CAAC;AAC5B,cAAc,WAAW,CAAC;AAC1B,cAAc,YAAY,CAAC;AAC3B,cAAc,cAAc,CAAC;AAC7B,cAAc,aAAa,CAAC;AAC5B,cAAc,cAAc,CAAC;AAC7B,cAAc,aAAa,CAAC;AAC5B,cAAc,eAAe,CAAC;AAC9B,cAAc,cAAc,CAAC"}
{
"name": "@tradecanvas/commons",
"version": "0.6.0",
"version": "0.7.0",
"type": "module",

@@ -5,0 +5,0 @@ "description": "Shared types and utilities for @tradecanvas/chart",