multi-buffer-data-view
Advanced tools
Comparing version 1.1.2 to 1.1.3
@@ -1,29 +0,2 @@ | ||
export declare class MultiBufferDataView implements Omit<DataView, 'buffer'> { | ||
private _buffers; | ||
private _byteLength; | ||
private _byteOffset; | ||
private _dataViews; | ||
private _internalBuffer; | ||
constructor(buffers: ArrayBuffer[], byteOffset?: number, byteLength?: number); | ||
get buffers(): ArrayBuffer[]; | ||
get byteLength(): number; | ||
get byteOffset(): number; | ||
getFloat32(byteOffset: number, littleEndian?: boolean): number; | ||
getFloat64(byteOffset: number, littleEndian?: boolean): number; | ||
getInt16(byteOffset: number, littleEndian?: boolean): number; | ||
getInt32(byteOffset: number, littleEndian?: boolean): number; | ||
getInt8(byteOffset: number): number; | ||
getUint16(byteOffset: number, littleEndian?: boolean): number; | ||
getUint32(byteOffset: number, littleEndian?: boolean): number; | ||
getUint8(byteOffset: number): number; | ||
setFloat32(byteOffset: number, value: number, littleEndian?: boolean): void; | ||
setFloat64(byteOffset: number, value: number, littleEndian?: boolean): void; | ||
setInt16(byteOffset: number, value: number, littleEndian?: boolean): void; | ||
setInt32(byteOffset: number, value: number, littleEndian?: boolean): void; | ||
setInt8(byteOffset: number, value: number): void; | ||
setUint16(byteOffset: number, value: number, littleEndian?: boolean): void; | ||
setUint32(byteOffset: number, value: number, littleEndian?: boolean): void; | ||
setUint8(byteOffset: number, value: number): void; | ||
private _findDataViewWithOffset; | ||
} | ||
export { MultiBufferDataView } from './classes/multi-buffer-data-view'; | ||
//# sourceMappingURL=/build/es2018/module.d.ts.map |
@@ -1,163 +0,2 @@ | ||
export class MultiBufferDataView { | ||
constructor(buffers, byteOffset = 0, byteLength) { | ||
if (byteOffset < 0 || (byteLength !== undefined && byteLength < 0)) { | ||
throw new RangeError(); | ||
} | ||
const availableBytes = buffers.reduce((length, buffer) => length + buffer.byteLength, 0); | ||
if (byteOffset > availableBytes || (byteLength !== undefined && (byteOffset + byteLength) > availableBytes)) { | ||
throw new RangeError(); | ||
} | ||
const dataViews = []; | ||
const effectiveByteLength = (byteLength === undefined) ? availableBytes - byteOffset : byteLength; | ||
const truncatedBuffers = []; | ||
let consumedByteLength = 0; | ||
let truncatedByteOffset = byteOffset; | ||
for (const buffer of buffers) { | ||
if (truncatedBuffers.length === 0) { | ||
if (buffer.byteLength > truncatedByteOffset) { | ||
consumedByteLength = buffer.byteLength - truncatedByteOffset; | ||
const byteLengthOfDataView = (consumedByteLength > effectiveByteLength) ? effectiveByteLength : consumedByteLength; | ||
dataViews.push(new DataView(buffer, truncatedByteOffset, byteLengthOfDataView)); | ||
truncatedBuffers.push(buffer); | ||
} | ||
else { | ||
truncatedByteOffset -= buffer.byteLength; | ||
} | ||
} | ||
else if (truncatedBuffers.length > 0 && consumedByteLength < effectiveByteLength) { | ||
consumedByteLength += buffer.byteLength; | ||
const byteLengthOfDataView = (consumedByteLength > effectiveByteLength) | ||
? buffer.byteLength - consumedByteLength + effectiveByteLength | ||
: buffer.byteLength; | ||
dataViews.push(new DataView(buffer, 0, byteLengthOfDataView)); | ||
truncatedBuffers.push(buffer); | ||
} | ||
} | ||
this._buffers = truncatedBuffers; | ||
this._byteLength = effectiveByteLength; | ||
this._byteOffset = truncatedByteOffset; | ||
this._dataViews = dataViews; | ||
this._internalBuffer = new DataView(new ArrayBuffer(8)); | ||
} | ||
get buffers() { | ||
return this._buffers; | ||
} | ||
get byteLength() { | ||
return this._byteLength; | ||
} | ||
get byteOffset() { | ||
return this._byteOffset; | ||
} | ||
getFloat32(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getFloat32(0, littleEndian); | ||
} | ||
getFloat64(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
this._internalBuffer.setUint8(4, this.getUint8(byteOffset + 4)); | ||
this._internalBuffer.setUint8(5, this.getUint8(byteOffset + 5)); | ||
this._internalBuffer.setUint8(6, this.getUint8(byteOffset + 6)); | ||
this._internalBuffer.setUint8(7, this.getUint8(byteOffset + 7)); | ||
return this._internalBuffer.getFloat64(0, littleEndian); | ||
} | ||
getInt16(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
return this._internalBuffer.getInt16(0, littleEndian); | ||
} | ||
getInt32(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getInt32(0, littleEndian); | ||
} | ||
getInt8(byteOffset) { | ||
const [dataView, byteOffsetOfDataView] = this._findDataViewWithOffset(byteOffset); | ||
return dataView.getInt8(byteOffset - byteOffsetOfDataView); | ||
} | ||
getUint16(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
return this._internalBuffer.getUint16(0, littleEndian); | ||
} | ||
getUint32(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getUint32(0, littleEndian); | ||
} | ||
getUint8(byteOffset) { | ||
const [dataView, byteOffsetOfDataView] = this._findDataViewWithOffset(byteOffset); | ||
return dataView.getUint8(byteOffset - byteOffsetOfDataView); | ||
} | ||
setFloat32(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setFloat32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
setFloat64(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setFloat64(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
this.setUint8(byteOffset + 4, this._internalBuffer.getUint8(4)); | ||
this.setUint8(byteOffset + 5, this._internalBuffer.getUint8(5)); | ||
this.setUint8(byteOffset + 6, this._internalBuffer.getUint8(6)); | ||
this.setUint8(byteOffset + 7, this._internalBuffer.getUint8(7)); | ||
} | ||
setInt16(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setInt16(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
} | ||
setInt32(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setInt32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
setInt8(byteOffset, value) { | ||
const [dataView, byteOffsetOfDataView] = this._findDataViewWithOffset(byteOffset); | ||
dataView.setInt8(byteOffset - byteOffsetOfDataView, value); | ||
} | ||
setUint16(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setUint16(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
} | ||
setUint32(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setUint32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
setUint8(byteOffset, value) { | ||
const [dataView, byteOffsetOfDataView] = this._findDataViewWithOffset(byteOffset); | ||
dataView.setUint8(byteOffset - byteOffsetOfDataView, value); | ||
} | ||
_findDataViewWithOffset(byteOffset) { | ||
let byteOffsetOfDataView = 0; | ||
for (const dataView of this._dataViews) { | ||
const byteOffsetOfNextDataView = byteOffsetOfDataView + dataView.byteLength; | ||
if (byteOffset >= byteOffsetOfDataView && byteOffset < byteOffsetOfNextDataView) { | ||
return [dataView, byteOffsetOfDataView]; | ||
} | ||
byteOffsetOfDataView = byteOffsetOfNextDataView; | ||
} | ||
throw new RangeError(); | ||
} | ||
} | ||
export { MultiBufferDataView } from './classes/multi-buffer-data-view'; | ||
//# sourceMappingURL=/build/es2018/module.js.map |
@@ -6,227 +6,9 @@ "use strict"; | ||
}); | ||
exports.MultiBufferDataView = void 0; | ||
class MultiBufferDataView { | ||
constructor(buffers, byteOffset = 0, byteLength) { | ||
if (byteOffset < 0 || byteLength !== undefined && byteLength < 0) { | ||
throw new RangeError(); | ||
} | ||
const availableBytes = buffers.reduce((length, buffer) => length + buffer.byteLength, 0); | ||
if (byteOffset > availableBytes || byteLength !== undefined && byteOffset + byteLength > availableBytes) { | ||
throw new RangeError(); | ||
} | ||
const dataViews = []; | ||
const effectiveByteLength = byteLength === undefined ? availableBytes - byteOffset : byteLength; | ||
const truncatedBuffers = []; | ||
let consumedByteLength = 0; | ||
let truncatedByteOffset = byteOffset; | ||
for (const buffer of buffers) { | ||
if (truncatedBuffers.length === 0) { | ||
if (buffer.byteLength > truncatedByteOffset) { | ||
consumedByteLength = buffer.byteLength - truncatedByteOffset; | ||
const byteLengthOfDataView = consumedByteLength > effectiveByteLength ? effectiveByteLength : consumedByteLength; | ||
dataViews.push(new DataView(buffer, truncatedByteOffset, byteLengthOfDataView)); | ||
truncatedBuffers.push(buffer); | ||
} else { | ||
truncatedByteOffset -= buffer.byteLength; | ||
} | ||
} else if (truncatedBuffers.length > 0 && consumedByteLength < effectiveByteLength) { | ||
consumedByteLength += buffer.byteLength; | ||
const byteLengthOfDataView = consumedByteLength > effectiveByteLength ? buffer.byteLength - consumedByteLength + effectiveByteLength : buffer.byteLength; | ||
dataViews.push(new DataView(buffer, 0, byteLengthOfDataView)); | ||
truncatedBuffers.push(buffer); | ||
} | ||
} | ||
this._buffers = truncatedBuffers; | ||
this._byteLength = effectiveByteLength; | ||
this._byteOffset = truncatedByteOffset; | ||
this._dataViews = dataViews; | ||
this._internalBuffer = new DataView(new ArrayBuffer(8)); | ||
Object.defineProperty(exports, "MultiBufferDataView", { | ||
enumerable: true, | ||
get: function () { | ||
return _multiBufferDataView.MultiBufferDataView; | ||
} | ||
}); | ||
get buffers() { | ||
return this._buffers; | ||
} | ||
get byteLength() { | ||
return this._byteLength; | ||
} | ||
get byteOffset() { | ||
return this._byteOffset; | ||
} | ||
getFloat32(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getFloat32(0, littleEndian); | ||
} | ||
getFloat64(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
this._internalBuffer.setUint8(4, this.getUint8(byteOffset + 4)); | ||
this._internalBuffer.setUint8(5, this.getUint8(byteOffset + 5)); | ||
this._internalBuffer.setUint8(6, this.getUint8(byteOffset + 6)); | ||
this._internalBuffer.setUint8(7, this.getUint8(byteOffset + 7)); | ||
return this._internalBuffer.getFloat64(0, littleEndian); | ||
} | ||
getInt16(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
return this._internalBuffer.getInt16(0, littleEndian); | ||
} | ||
getInt32(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getInt32(0, littleEndian); | ||
} | ||
getInt8(byteOffset) { | ||
const [dataView, byteOffsetOfDataView] = this._findDataViewWithOffset(byteOffset); | ||
return dataView.getInt8(byteOffset - byteOffsetOfDataView); | ||
} | ||
getUint16(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
return this._internalBuffer.getUint16(0, littleEndian); | ||
} | ||
getUint32(byteOffset, littleEndian) { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getUint32(0, littleEndian); | ||
} | ||
getUint8(byteOffset) { | ||
const [dataView, byteOffsetOfDataView] = this._findDataViewWithOffset(byteOffset); | ||
return dataView.getUint8(byteOffset - byteOffsetOfDataView); | ||
} | ||
setFloat32(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setFloat32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
setFloat64(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setFloat64(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
this.setUint8(byteOffset + 4, this._internalBuffer.getUint8(4)); | ||
this.setUint8(byteOffset + 5, this._internalBuffer.getUint8(5)); | ||
this.setUint8(byteOffset + 6, this._internalBuffer.getUint8(6)); | ||
this.setUint8(byteOffset + 7, this._internalBuffer.getUint8(7)); | ||
} | ||
setInt16(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setInt16(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
} | ||
setInt32(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setInt32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
setInt8(byteOffset, value) { | ||
const [dataView, byteOffsetOfDataView] = this._findDataViewWithOffset(byteOffset); | ||
dataView.setInt8(byteOffset - byteOffsetOfDataView, value); | ||
} | ||
setUint16(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setUint16(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
} | ||
setUint32(byteOffset, value, littleEndian) { | ||
this._internalBuffer.setUint32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
setUint8(byteOffset, value) { | ||
const [dataView, byteOffsetOfDataView] = this._findDataViewWithOffset(byteOffset); | ||
dataView.setUint8(byteOffset - byteOffsetOfDataView, value); | ||
} | ||
_findDataViewWithOffset(byteOffset) { | ||
let byteOffsetOfDataView = 0; | ||
for (const dataView of this._dataViews) { | ||
const byteOffsetOfNextDataView = byteOffsetOfDataView + dataView.byteLength; | ||
if (byteOffset >= byteOffsetOfDataView && byteOffset < byteOffsetOfNextDataView) { | ||
return [dataView, byteOffsetOfDataView]; | ||
} | ||
byteOffsetOfDataView = byteOffsetOfNextDataView; | ||
} | ||
throw new RangeError(); | ||
} | ||
} | ||
exports.MultiBufferDataView = MultiBufferDataView; | ||
var _multiBufferDataView = require("./classes/multi-buffer-data-view"); |
@@ -46,3 +46,3 @@ { | ||
"mocha": "^6.2.2", | ||
"rollup": "^1.27.12", | ||
"rollup": "^1.27.13", | ||
"rollup-plugin-babel": "^4.3.3", | ||
@@ -52,3 +52,3 @@ "sinon": "^7.5.0", | ||
"ts-loader": "^6.2.1", | ||
"tsconfig-holy-grail": "^10.0.33", | ||
"tsconfig-holy-grail": "^10.0.34", | ||
"tslint": "^5.20.1", | ||
@@ -92,3 +92,3 @@ "tslint-config-holy-grail": "^47.0.3", | ||
"types": "build/es2018/module.d.ts", | ||
"version": "1.1.2" | ||
"version": "1.1.3" | ||
} |
@@ -1,222 +0,1 @@ | ||
export class MultiBufferDataView implements Omit<DataView, 'buffer'> { | ||
private _buffers: ArrayBuffer[]; | ||
private _byteLength: number; | ||
private _byteOffset: number; | ||
private _dataViews: DataView[]; | ||
private _internalBuffer: DataView; | ||
constructor (buffers: ArrayBuffer[], byteOffset = 0, byteLength?: number) { | ||
if (byteOffset < 0 || (byteLength !== undefined && byteLength < 0)) { | ||
throw new RangeError(); | ||
} | ||
const availableBytes = buffers.reduce((length, buffer) => length + buffer.byteLength, 0); | ||
if (byteOffset > availableBytes || (byteLength !== undefined && (byteOffset + byteLength) > availableBytes)) { | ||
throw new RangeError(); | ||
} | ||
const dataViews = [ ]; | ||
const effectiveByteLength = (byteLength === undefined) ? availableBytes - byteOffset : byteLength; | ||
const truncatedBuffers = [ ]; | ||
let consumedByteLength = 0; | ||
let truncatedByteOffset = byteOffset; | ||
for (const buffer of buffers) { | ||
if (truncatedBuffers.length === 0) { | ||
if (buffer.byteLength > truncatedByteOffset) { | ||
consumedByteLength = buffer.byteLength - truncatedByteOffset; | ||
const byteLengthOfDataView = (consumedByteLength > effectiveByteLength) ? effectiveByteLength : consumedByteLength; | ||
dataViews.push(new DataView(buffer, truncatedByteOffset, byteLengthOfDataView)); | ||
truncatedBuffers.push(buffer); | ||
} else { | ||
truncatedByteOffset -= buffer.byteLength; | ||
} | ||
} else if (truncatedBuffers.length > 0 && consumedByteLength < effectiveByteLength) { | ||
consumedByteLength += buffer.byteLength; | ||
const byteLengthOfDataView = (consumedByteLength > effectiveByteLength) | ||
? buffer.byteLength - consumedByteLength + effectiveByteLength | ||
: buffer.byteLength; | ||
dataViews.push(new DataView(buffer, 0, byteLengthOfDataView)); | ||
truncatedBuffers.push(buffer); | ||
} | ||
} | ||
this._buffers = truncatedBuffers; | ||
this._byteLength = effectiveByteLength; | ||
this._byteOffset = truncatedByteOffset; | ||
this._dataViews = dataViews; | ||
this._internalBuffer = new DataView(new ArrayBuffer(8)); | ||
} | ||
get buffers (): ArrayBuffer[] { | ||
return this._buffers; | ||
} | ||
get byteLength (): number { | ||
return this._byteLength; | ||
} | ||
get byteOffset (): number { | ||
return this._byteOffset; | ||
} | ||
public getFloat32 (byteOffset: number, littleEndian?: boolean): number { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getFloat32(0, littleEndian); | ||
} | ||
public getFloat64 (byteOffset: number, littleEndian?: boolean): number { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
this._internalBuffer.setUint8(4, this.getUint8(byteOffset + 4)); | ||
this._internalBuffer.setUint8(5, this.getUint8(byteOffset + 5)); | ||
this._internalBuffer.setUint8(6, this.getUint8(byteOffset + 6)); | ||
this._internalBuffer.setUint8(7, this.getUint8(byteOffset + 7)); | ||
return this._internalBuffer.getFloat64(0, littleEndian); | ||
} | ||
public getInt16 (byteOffset: number, littleEndian?: boolean): number { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
return this._internalBuffer.getInt16(0, littleEndian); | ||
} | ||
public getInt32 (byteOffset: number, littleEndian?: boolean): number { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getInt32(0, littleEndian); | ||
} | ||
public getInt8 (byteOffset: number): number { | ||
const [ dataView, byteOffsetOfDataView ] = this._findDataViewWithOffset(byteOffset); | ||
return dataView.getInt8(byteOffset - byteOffsetOfDataView); | ||
} | ||
public getUint16 (byteOffset: number, littleEndian?: boolean): number { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
return this._internalBuffer.getUint16(0, littleEndian); | ||
} | ||
public getUint32 (byteOffset: number, littleEndian?: boolean): number { | ||
this._internalBuffer.setUint8(0, this.getUint8(byteOffset + 0)); | ||
this._internalBuffer.setUint8(1, this.getUint8(byteOffset + 1)); | ||
this._internalBuffer.setUint8(2, this.getUint8(byteOffset + 2)); | ||
this._internalBuffer.setUint8(3, this.getUint8(byteOffset + 3)); | ||
return this._internalBuffer.getUint32(0, littleEndian); | ||
} | ||
public getUint8 (byteOffset: number): number { | ||
const [ dataView, byteOffsetOfDataView ] = this._findDataViewWithOffset(byteOffset); | ||
return dataView.getUint8(byteOffset - byteOffsetOfDataView); | ||
} | ||
public setFloat32 (byteOffset: number, value: number, littleEndian?: boolean): void { | ||
this._internalBuffer.setFloat32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
public setFloat64 (byteOffset: number, value: number, littleEndian?: boolean): void { | ||
this._internalBuffer.setFloat64(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
this.setUint8(byteOffset + 4, this._internalBuffer.getUint8(4)); | ||
this.setUint8(byteOffset + 5, this._internalBuffer.getUint8(5)); | ||
this.setUint8(byteOffset + 6, this._internalBuffer.getUint8(6)); | ||
this.setUint8(byteOffset + 7, this._internalBuffer.getUint8(7)); | ||
} | ||
public setInt16 (byteOffset: number, value: number, littleEndian?: boolean): void { | ||
this._internalBuffer.setInt16(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
} | ||
public setInt32 (byteOffset: number, value: number, littleEndian?: boolean): void { | ||
this._internalBuffer.setInt32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
public setInt8 (byteOffset: number, value: number): void { | ||
const [ dataView, byteOffsetOfDataView ] = this._findDataViewWithOffset(byteOffset); | ||
dataView.setInt8(byteOffset - byteOffsetOfDataView, value); | ||
} | ||
public setUint16 (byteOffset: number, value: number, littleEndian?: boolean): void { | ||
this._internalBuffer.setUint16(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
} | ||
public setUint32 (byteOffset: number, value: number, littleEndian?: boolean): void { | ||
this._internalBuffer.setUint32(0, value, littleEndian); | ||
this.setUint8(byteOffset, this._internalBuffer.getUint8(0)); | ||
this.setUint8(byteOffset + 1, this._internalBuffer.getUint8(1)); | ||
this.setUint8(byteOffset + 2, this._internalBuffer.getUint8(2)); | ||
this.setUint8(byteOffset + 3, this._internalBuffer.getUint8(3)); | ||
} | ||
public setUint8 (byteOffset: number, value: number): void { | ||
const [ dataView, byteOffsetOfDataView ] = this._findDataViewWithOffset(byteOffset); | ||
dataView.setUint8(byteOffset - byteOffsetOfDataView, value); | ||
} | ||
private _findDataViewWithOffset (byteOffset: number): [ DataView, number ] { | ||
let byteOffsetOfDataView = 0; | ||
for (const dataView of this._dataViews) { | ||
const byteOffsetOfNextDataView = byteOffsetOfDataView + dataView.byteLength; | ||
if (byteOffset >= byteOffsetOfDataView && byteOffset < byteOffsetOfNextDataView) { | ||
return [ dataView, byteOffsetOfDataView ]; | ||
} | ||
byteOffsetOfDataView = byteOffsetOfNextDataView; | ||
} | ||
throw new RangeError(); | ||
} | ||
} | ||
export { MultiBufferDataView } from './classes/multi-buffer-data-view'; |
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