@antv/x6-plugin-export - npm Package Compare versions

Comparing version 2.0.2 to 3.0.0

package.json

 {
   "name": "@antv/x6-plugin-export",
-  "version": "2.0.2",
+  "version": "3.0.0",
   "description": "export plugin for X6.",
@@ -21,7 +21,24 @@ "main": "lib/index.js",
   ],
+  "scripts": {
+    "clean:build": "rss",
+    "clean:coverage": "rss",
+    "clean": "rss",
+    "build:esm": "rss",
+    "build:cjs": "rss",
+    "build:umd": "rss",
+    "build:dev": "rss",
+    "build:watch": "rss",
+    "build:watch:esm": "rss",
+    "build:watch:cjs": "rss",
+    "build": "rss",
+    "prebuild": "rss",
+    "test": "rss",
+    "coveralls": "rss",
+    "pretest": "rss"
+  },
   "peerDependencies": {
-    "@antv/x6": "^2.x"
+    "@antv/x6": "^3.x"
   },
   "devDependencies": {
-    "@antv/x6": "^2.x"
+    "@antv/x6": "^3.x"
   },
@@ -33,3 +50,3 @@ "author": {
   "license": "MIT",
-  "homepage": "https://github.com/antvis/x6",
+  "homepage": "https://x6.antv.antgroup.com/tutorial/plugins/export",
   "bugs": {
@@ -46,20 +63,3 @@ "url": "https://github.com/antvis/x6/issues"
     "registry": "https://registry.npmjs.org"
-  },
-  "scripts": {
-    "clean:build": "rss",
-    "clean:coverage": "rss",
-    "clean": "rss",
-    "build:esm": "rss",
-    "build:cjs": "rss",
-    "build:umd": "rss",
-    "build:dev": "rss",
-    "build:watch": "rss",
-    "build:watch:esm": "rss",
-    "build:watch:cjs": "rss",
-    "build": "rss",
-    "prebuild": "rss",
-    "test": "rss",
-    "coveralls": "rss",
-    "pretest": "rss"
   }
-}
+}

dist/index.js

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i=function(t){function i(){var e=t.call(this)||this;return e.name="export",e}return function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}o(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)}(i,t),i.prototype.init=function(t){this.graph=t},Object.defineProperty(i.prototype,"view",{get:function(){return this.graph.view},enumerable:!1,configurable:!0}),i.prototype.exportPNG=function(t,o){void 0===t&&(t="chart"),void 0===o&&(o={}),this.toPNG((function(o){e.DataUri.downloadDataUri(o,t)}),o)},i.prototype.exportJPEG=function(t,o){void 0===t&&(t="chart"),void 0===o&&(o={}),this.toPNG((function(o){e.DataUri.downloadDataUri(o,t)}),o)},i.prototype.exportSVG=function(t,o){void 0===t&&(t="chart"),void 0===o&&(o={}),this.toSVG((function(o){e.DataUri.downloadDataUri(e.DataUri.svgToDataUrl(o),t)}),o)},i.prototype.toSVG=function(t,o){var r=this;void 0===o&&(o={}),this.notify("before:export",o);var i=this.view.svg,n=e.Vector.create(i).clone(),a=n.node,h=n.findOne(".".concat(this.view.prefixClassName("graph-svg-stage"))),p=o.viewBox||this.graph.graphToLocal(this.graph.getContentBBox()),c=o.preserveDimensions;if(c){var l="boolean"==typeof c?p:c;n.attr({width:l.width,height:l.height})}if(n.removeAttribute("style").attr("viewBox",[p.x,p.y,p.width,p.height].join(" ")),h.removeAttribute("transform"),!1!==o.copyStyles){for(var f=i.ownerDocument,s=Array.from(i.querySelectorAll("*")),u=Array.from(a.querySelectorAll("*")),g=f.styleSheets.length,d=[],v=g-1;v>=0;v-=1)d[v]=f.styleSheets[v],f.styleSheets[v].disabled=!0;var y={};s.forEach((function(t,e){var o=window.getComputedStyle(t,null),r={};Object.keys(o).forEach((function(t){r[t]=o.getPropertyValue(t)})),y[e]=r})),g!==f.styleSheets.length&&d.forEach((function(t,e){f.styleSheets[e]=t}));for(var m=0;m<g;m+=1)f.styleSheets[m].disabled=!1;var w={};s.forEach((function(t,o){var r=window.getComputedStyle(t,null),i=y[o],n={};Object.keys(r).forEach((function(t){e.NumberExt.isNumber(t)||r.getPropertyValue(t)===i[t]||(n[t]=r.getPropertyValue(t))})),w[o]=n})),u.forEach((function(t,o){e.Dom.css(t,w[o])}))}var x=o.stylesheet;if("string"==typeof x){var b=i.ownerDocument.implementation.createDocument(null,"xml",null).createCDATASection(x);n.prepend(e.Vector.create("style",{type:"text/css"},[b]))}var S=function(){var i=o.beforeSerialize;if("function"==typeof i){var n=e.FunctionExt.call(i,r.graph,a);n instanceof SVGSVGElement&&(a=n)}var h=(new XMLSerializer).serializeToString(a).replace(/&nbsp;/g," ");r.notify("after:export",o),t(h)};if(o.serializeImages){var P=n.find("image").map((function(t){return new Promise((function(o){var r=t.attr("xlink:href")||t.attr("href");e.DataUri.imageToDataUri(r,(function(e,r){!e&&r&&t.attr("xlink:href",r),o()}))}))}));Promise.all(P).then(S)}else S()},i.prototype.toDataURL=function(t,o){var i=o.viewBox||this.graph.getContentBBox(),n=e.NumberExt.normalizeSides(o.padding);o.width&&o.height&&(n.left+n.right>=o.width&&(n.left=n.right=0),n.top+n.bottom>=o.height&&(n.top=n.bottom=0));var a=new e.Rectangle(-n.left,-n.top,n.left+n.right,n.top+n.bottom);if(o.width&&o.height){var h=i.width+n.left+n.right,p=i.height+n.top+n.bottom;a.scale(h/o.width,p/o.height)}i=e.Rectangle.create(i).moveAndExpand(a);var c="number"==typeof o.width&&"number"==typeof o.height?{width:o.width,height:o.height}:i,l=o.ratio?parseFloat(o.ratio):1;Number.isFinite(l)&&0!==l||(l=1);var f={width:Math.max(Math.round(c.width*l),1),height:Math.max(Math.round(c.height*l),1)},s=document.createElement("canvas"),u=s.getContext("2d");s.width=f.width,s.height=f.height;var g=f.width-1,d=f.height-1;u.fillStyle="rgb(1,1,1)",u.fillRect(g,d,1,1);var v=u.getImageData(g,d,1,1).data;if(1!==v[0]||1!==v[1]||1!==v[2])throw new Error("size exceeded");var y=new Image;y.onload=function(){var e=document.createElement("canvas");e.width=f.width,e.height=f.height;var r=e.getContext("2d");r.fillStyle=o.backgroundColor||"white",r.fillRect(0,0,f.width,f.height);try{r.drawImage(y,0,0,f.width,f.height);var i=e.toDataURL(o.type,o.quality);t(i)}catch(t){}},this.toSVG((function(t){y.src="data:image/svg+xml,".concat(encodeURIComponent(t))}),r(r({},o),{viewBox:i,serializeImages:!0,preserveDimensions:r({},f)}))},i.prototype.toPNG=function(t,e){void 0===e&&(e={}),this.toDataURL(t,r(r({},e),{type:"image/png"}))},i.prototype.toJPEG=function(t,e){void 0===e&&(e={}),this.toDataURL(t,r(r({},e),{type:"image/jpeg"}))},i.prototype.notify=function(t,e){this.trigger(t,e),this.graph.trigger(t,e)},i}(e.Basecoat);t.Export=i}));
-//# sourceMappingURL=index.js.map

dist/index.js.map

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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,\r\nINDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM\r\nLOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR\r\nOTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR\r\nPERFORMANCE OF THIS SOFTWARE.\r\n***************************************************************************** */\r\n/* global Reflect, Promise */\r\n\r\nvar extendStatics = function(d, b) {\r\n    extendStatics = Object.setPrototypeOf ||\r\n        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||\r\n        function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };\r\n    return extendStatics(d, b);\r\n};\r\n\r\nexport function __extends(d, b) {\r\n    if (typeof b !== \"function\" && b !== null)\r\n        throw new TypeError(\"Class extends value \" + String(b) + \" is not a constructor or null\");\r\n    extendStatics(d, b);\r\n    function __() { this.constructor = d; }\r\n    d.prototype = b === null ? 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es/api.d.ts

-import { Export } from './index';
-declare module '@antv/x6/lib/graph/graph' {
-    interface Graph {
-        exportPNG: (fileName?: string, options?: Export.ToImageOptions) => void;
-        exportJPEG: (fileName?: string, options?: Export.ToImageOptions) => void;
-        exportSVG: (fileName?: string, options?: Export.ToSVGOptions) => void;
-    }
-}

es/api.js

-import { Graph } from '@antv/x6';
-Graph.prototype.exportPNG = function (fileName, options) {
-    const instance = this.getPlugin('export');
-    if (instance) {
-        instance.exportPNG(fileName, options);
-    }
-};
-Graph.prototype.exportJPEG = function (fileName, options) {
-    const instance = this.getPlugin('export');
-    if (instance) {
-        instance.exportJPEG(fileName, options);
-    }
-};
-Graph.prototype.exportSVG = function (fileName, options) {
-    const instance = this.getPlugin('export');
-    if (instance) {
-        instance.exportSVG(fileName, options);
-    }
-};
-//# sourceMappingURL=api.js.map

es/api.js.map

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es/index.d.ts

-import { NumberExt, Rectangle, Size, Basecoat, Graph } from '@antv/x6';
-import './api';
-export declare class Export extends Basecoat<Export.EventArgs> {
-    private graph;
-    name: string;
-    constructor();
-    init(graph: Graph): void;
-    get view(): Graph.View;
-    exportPNG(fileName?: string, options?: Export.ToImageOptions): void;
-    exportJPEG(fileName?: string, options?: Export.ToImageOptions): void;
-    exportSVG(fileName?: string, options?: Export.ToSVGOptions): void;
-    toSVG(callback: Export.ToSVGCallback, options?: Export.ToSVGOptions): void;
-    toDataURL(callback: Export.ToSVGCallback, options: Export.ToDataURLOptions): void;
-    toPNG(callback: Export.ToSVGCallback, options?: Export.ToImageOptions): void;
-    toJPEG(callback: Export.ToSVGCallback, options?: Export.ToImageOptions): void;
-    protected notify<K extends keyof Export.EventArgs>(name: K, args: Export.EventArgs[K]): void;
-}
-export declare namespace Export {
-    interface EventArgs {
-        'before:export': Export.ToSVGOptions;
-        'after:export': Export.ToSVGOptions;
-    }
-    type ToSVGCallback = (dataUri: string) => any;
-    interface ToSVGOptions {
-        /**
-         * By default, the resulting SVG has set width and height to `100%`.
-         * If you'd like to have the dimensions to be set to the actual content
-         * width and height, set `preserveDimensions` to `true`. An object with
-         * `width` and `height` properties can be also used here if you need to
-         * define the export size explicitely.
-         */
-        preserveDimensions?: boolean | Size;
-        viewBox?: Rectangle.RectangleLike;
-        /**
-         * When set to `true` all the styles from external stylesheets are copied
-         * to the resulting SVG export. Note this requires a lot of computations
-         * and it might significantly affect the export time.
-         */
-        copyStyles?: boolean;
-        stylesheet?: string;
-        /**
-         * Converts all contained images into Data URI format.
-         */
-        serializeImages?: boolean;
-        /**
-         * A function called before the XML serialization. It may be used to
-         * modify the exported SVG before it is converted to a string. The
-         * function can also return a new SVGDocument.
-         */
-        beforeSerialize?: (this: Graph, svg: SVGSVGElement) => any;
-    }
-    interface ToImageOptions extends ToSVGOptions {
-        /**
-         * The width of the image in pixels.
-         */
-        width?: number;
-        /**
-         * The height of the image in pixels.
-         */
-        height?: number;
-        ratio?: string;
-        backgroundColor?: string;
-        padding?: NumberExt.SideOptions;
-        quality?: number;
-    }
-    interface ToDataURLOptions extends ToImageOptions {
-        type: 'image/png' | 'image/jpeg';
-    }
-}

es/index.js

-import { DataUri, NumberExt, FunctionExt, Vector, Rectangle, Basecoat, Dom, } from '@antv/x6';
-import './api';
-export class Export extends Basecoat {
-    constructor() {
-        super();
-        this.name = 'export';
-    }
-    init(graph) {
-        this.graph = graph;
-    }
-    get view() {
-        return this.graph.view;
-    }
-    exportPNG(fileName = 'chart', options = {}) {
-        this.toPNG((dataUri) => {
-            DataUri.downloadDataUri(dataUri, fileName);
-        }, options);
-    }
-    exportJPEG(fileName = 'chart', options = {}) {
-        this.toPNG((dataUri) => {
-            DataUri.downloadDataUri(dataUri, fileName);
-        }, options);
-    }
-    exportSVG(fileName = 'chart', options = {}) {
-        this.toSVG((svg) => {
-            DataUri.downloadDataUri(DataUri.svgToDataUrl(svg), fileName);
-        }, options);
-    }
-    toSVG(callback, options = {}) {
-        this.notify('before:export', options);
-        const rawSVG = this.view.svg;
-        const vSVG = Vector.create(rawSVG).clone();
-        let clonedSVG = vSVG.node;
-        const vStage = vSVG.findOne(`.${this.view.prefixClassName('graph-svg-stage')}`);
-        const viewBox = options.viewBox || this.graph.graphToLocal(this.graph.getContentBBox());
-        const dimension = options.preserveDimensions;
-        if (dimension) {
-            const size = typeof dimension === 'boolean' ? viewBox : dimension;
-            vSVG.attr({
-                width: size.width,
-                height: size.height,
-            });
-        }
-        vSVG
-            .removeAttribute('style')
-            .attr('viewBox', [viewBox.x, viewBox.y, viewBox.width, viewBox.height].join(' '));
-        vStage.removeAttribute('transform');
-        // Stores all the CSS declarations from external stylesheets to the
-        // `style` attribute of the SVG document nodes.
-        // This is achieved in three steps.
-        // -----------------------------------
-        // 1. Disabling all the stylesheets in the page and therefore collecting
-        //    only default style values. This, together with the step 2, makes it
-        //    possible to discard default CSS property values and store only those
-        //    that differ.
-        //
-        // 2. Enabling back all the stylesheets in the page and collecting styles
-        //    that differ from the default values.
-        //
-        // 3. Applying the difference between default values and the ones set by
-        //    custom stylesheets onto the `style` attribute of each of the nodes
-        //    in SVG.
-        if (options.copyStyles !== false) {
-            const document = rawSVG.ownerDocument;
-            const raws = Array.from(rawSVG.querySelectorAll('*'));
-            const clones = Array.from(clonedSVG.querySelectorAll('*'));
-            const styleSheetCount = document.styleSheets.length;
-            const styleSheetsCopy = [];
-            for (let k = styleSheetCount - 1; k >= 0; k -= 1) {
-                // There is a bug (bugSS) in Chrome 14 and Safari. When you set
-                // `stylesheet.disable = true` it will also remove it from
-                // `document.styleSheets`. So we need to store all stylesheets before
-                // we disable them. Later on we put them back to `document.styleSheets`
-                // if needed.
-                // See the bug `https://code.google.com/p/chromium/issues/detail?id=88310`.
-                styleSheetsCopy[k] = document.styleSheets[k];
-                document.styleSheets[k].disabled = true;
-            }
-            const defaultComputedStyles = {};
-            raws.forEach((elem, index) => {
-                const computedStyle = window.getComputedStyle(elem, null);
-                // We're making a deep copy of the `computedStyle` so that it's not affected
-                // by that next step when all the stylesheets are re-enabled again.
-                const defaultComputedStyle = {};
-                Object.keys(computedStyle).forEach((property) => {
-                    defaultComputedStyle[property] =
-                        computedStyle.getPropertyValue(property);
-                });
-                defaultComputedStyles[index] = defaultComputedStyle;
-            });
-            // Copy all stylesheets back
-            if (styleSheetCount !== document.styleSheets.length) {
-                styleSheetsCopy.forEach((copy, index) => {
-                    document.styleSheets[index] = copy;
-                });
-            }
-            for (let i = 0; i < styleSheetCount; i += 1) {
-                document.styleSheets[i].disabled = false;
-            }
-            const customStyles = {};
-            raws.forEach((elem, index) => {
-                const computedStyle = window.getComputedStyle(elem, null);
-                const defaultComputedStyle = defaultComputedStyles[index];
-                const customStyle = {};
-                Object.keys(computedStyle).forEach((property) => {
-                    if (!NumberExt.isNumber(property) &&
-                        computedStyle.getPropertyValue(property) !==
-                            defaultComputedStyle[property]) {
-                        customStyle[property] = computedStyle.getPropertyValue(property);
-                    }
-                });
-                customStyles[index] = customStyle;
-            });
-            clones.forEach((elem, index) => {
-                Dom.css(elem, customStyles[index]);
-            });
-        }
-        const stylesheet = options.stylesheet;
-        if (typeof stylesheet === 'string') {
-            const cDATASection = rawSVG
-                .ownerDocument.implementation.createDocument(null, 'xml', null)
-                .createCDATASection(stylesheet);
-            vSVG.prepend(Vector.create('style', {
-                type: 'text/css',
-            }, [cDATASection]));
-        }
-        const format = () => {
-            const beforeSerialize = options.beforeSerialize;
-            if (typeof beforeSerialize === 'function') {
-                const ret = FunctionExt.call(beforeSerialize, this.graph, clonedSVG);
-                if (ret instanceof SVGSVGElement) {
-                    clonedSVG = ret;
-                }
-            }
-            const dataUri = new XMLSerializer()
-                .serializeToString(clonedSVG)
-                .replace(/&nbsp;/g, '\u00a0');
-            this.notify('after:export', options);
-            callback(dataUri);
-        };
-        if (options.serializeImages) {
-            const deferrals = vSVG.find('image').map((vImage) => {
-                return new Promise((resolve) => {
-                    const url = vImage.attr('xlink:href') || vImage.attr('href');
-                    DataUri.imageToDataUri(url, (err, dataUri) => {
-                        if (!err && dataUri) {
-                            vImage.attr('xlink:href', dataUri);
-                        }
-                        resolve();
-                    });
-                });
-            });
-            Promise.all(deferrals).then(format);
-        }
-        else {
-            format();
-        }
-    }
-    toDataURL(callback, options) {
-        let viewBox = options.viewBox || this.graph.getContentBBox();
-        const padding = NumberExt.normalizeSides(options.padding);
-        if (options.width && options.height) {
-            if (padding.left + padding.right >= options.width) {
-                padding.left = padding.right = 0;
-            }
-            if (padding.top + padding.bottom >= options.height) {
-                padding.top = padding.bottom = 0;
-            }
-        }
-        const expanding = new Rectangle(-padding.left, -padding.top, padding.left + padding.right, padding.top + padding.bottom);
-        if (options.width && options.height) {
-            const width = viewBox.width + padding.left + padding.right;
-            const height = viewBox.height + padding.top + padding.bottom;
-            expanding.scale(width / options.width, height / options.height);
-        }
-        viewBox = Rectangle.create(viewBox).moveAndExpand(expanding);
-        const rawSize = typeof options.width === 'number' && typeof options.height === 'number'
-            ? { width: options.width, height: options.height }
-            : viewBox;
-        let scale = options.ratio ? parseFloat(options.ratio) : 1;
-        if (!Number.isFinite(scale) || scale === 0) {
-            scale = 1;
-        }
-        const size = {
-            width: Math.max(Math.round(rawSize.width * scale), 1),
-            height: Math.max(Math.round(rawSize.height * scale), 1),
-        };
-        {
-            const imgDataCanvas = document.createElement('canvas');
-            const context2D = imgDataCanvas.getContext('2d');
-            imgDataCanvas.width = size.width;
-            imgDataCanvas.height = size.height;
-            const x = size.width - 1;
-            const y = size.height - 1;
-            context2D.fillStyle = 'rgb(1,1,1)';
-            context2D.fillRect(x, y, 1, 1);
-            const data = context2D.getImageData(x, y, 1, 1).data;
-            if (data[0] !== 1 || data[1] !== 1 || data[2] !== 1) {
-                throw new Error('size exceeded');
-            }
-        }
-        const img = new Image();
-        img.onload = () => {
-            const canvas = document.createElement('canvas');
-            canvas.width = size.width;
-            canvas.height = size.height;
-            const context = canvas.getContext('2d');
-            context.fillStyle = options.backgroundColor || 'white';
-            context.fillRect(0, 0, size.width, size.height);
-            try {
-                context.drawImage(img, 0, 0, size.width, size.height);
-                const dataUri = canvas.toDataURL(options.type, options.quality);
-                callback(dataUri);
-            }
-            catch (error) {
-                // pass
-            }
-        };
-        this.toSVG((dataUri) => {
-            img.src = `data:image/svg+xml,${encodeURIComponent(dataUri)}`;
-        }, Object.assign(Object.assign({}, options), { viewBox, serializeImages: true, preserveDimensions: Object.assign({}, size) }));
-    }
-    toPNG(callback, options = {}) {
-        this.toDataURL(callback, Object.assign(Object.assign({}, options), { type: 'image/png' }));
-    }
-    toJPEG(callback, options = {}) {
-        this.toDataURL(callback, Object.assign(Object.assign({}, options), { type: 'image/jpeg' }));
-    }
-    notify(name, args) {
-        this.trigger(name, args);
-        this.graph.trigger(name, args);
-    }
-}
-//# sourceMappingURL=index.js.map

es/index.js.map

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lib/api.d.ts

-import { Export } from './index';
-declare module '@antv/x6/lib/graph/graph' {
-    interface Graph {
-        exportPNG: (fileName?: string, options?: Export.ToImageOptions) => void;
-        exportJPEG: (fileName?: string, options?: Export.ToImageOptions) => void;
-        exportSVG: (fileName?: string, options?: Export.ToSVGOptions) => void;
-    }
-}

lib/api.js

-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-const x6_1 = require("@antv/x6");
-x6_1.Graph.prototype.exportPNG = function (fileName, options) {
-    const instance = this.getPlugin('export');
-    if (instance) {
-        instance.exportPNG(fileName, options);
-    }
-};
-x6_1.Graph.prototype.exportJPEG = function (fileName, options) {
-    const instance = this.getPlugin('export');
-    if (instance) {
-        instance.exportJPEG(fileName, options);
-    }
-};
-x6_1.Graph.prototype.exportSVG = function (fileName, options) {
-    const instance = this.getPlugin('export');
-    if (instance) {
-        instance.exportSVG(fileName, options);
-    }
-};
-//# sourceMappingURL=api.js.map

lib/api.js.map

-{"version":3,"file":"api.js","sourceRoot":"","sources":["../src/api.ts"],"names":[],"mappings":";;AAAA,iCAAgC;AAWhC,UAAK,CAAC,SAAS,CAAC,SAAS,GAAG,UAC1B,QAAiB,EACjB,OAA+B;IAE/B,MAAM,QAAQ,GAAG,IAAI,CAAC,SAAS,CAAC,QAAQ,CAAW,CAAA;IACnD,IAAI,QAAQ,EAAE;QACZ,QAAQ,CAAC,SAAS,CAAC,QAAQ,EAAE,OAAO,CAAC,CAAA;KACtC;AACH,CAAC,CAAA;AAED,UAAK,CAAC,SAAS,CAAC,UAAU,GAAG,UAC3B,QAAiB,EACjB,OAA+B;IAE/B,MAAM,QAAQ,GAAG,IAAI,CAAC,SAAS,CAAC,QAAQ,CAAW,CAAA;IACnD,IAAI,QAAQ,EAAE;QACZ,QAAQ,CAAC,UAAU,CAAC,QAAQ,EAAE,OAAO,CAAC,CAAA;KACvC;AACH,CAAC,CAAA;AAED,UAAK,CAAC,SAAS,CAAC,SAAS,GAAG,UAC1B,QAAiB,EACjB,OAA6B;IAE7B,MAAM,QAAQ,GAAG,IAAI,CAAC,SAAS,CAAC,QAAQ,CAAW,CAAA;IACnD,IAAI,QAAQ,EAAE;QACZ,QAAQ,CAAC,SAAS,CAAC,QAAQ,EAAE,OAAO,CAAC,CAAA;KACtC;AACH,CAAC,CAAA"}

lib/index.d.ts

-import { NumberExt, Rectangle, Size, Basecoat, Graph } from '@antv/x6';
-import './api';
-export declare class Export extends Basecoat<Export.EventArgs> {
-    private graph;
-    name: string;
-    constructor();
-    init(graph: Graph): void;
-    get view(): Graph.View;
-    exportPNG(fileName?: string, options?: Export.ToImageOptions): void;
-    exportJPEG(fileName?: string, options?: Export.ToImageOptions): void;
-    exportSVG(fileName?: string, options?: Export.ToSVGOptions): void;
-    toSVG(callback: Export.ToSVGCallback, options?: Export.ToSVGOptions): void;
-    toDataURL(callback: Export.ToSVGCallback, options: Export.ToDataURLOptions): void;
-    toPNG(callback: Export.ToSVGCallback, options?: Export.ToImageOptions): void;
-    toJPEG(callback: Export.ToSVGCallback, options?: Export.ToImageOptions): void;
-    protected notify<K extends keyof Export.EventArgs>(name: K, args: Export.EventArgs[K]): void;
-}
-export declare namespace Export {
-    interface EventArgs {
-        'before:export': Export.ToSVGOptions;
-        'after:export': Export.ToSVGOptions;
-    }
-    type ToSVGCallback = (dataUri: string) => any;
-    interface ToSVGOptions {
-        /**
-         * By default, the resulting SVG has set width and height to `100%`.
-         * If you'd like to have the dimensions to be set to the actual content
-         * width and height, set `preserveDimensions` to `true`. An object with
-         * `width` and `height` properties can be also used here if you need to
-         * define the export size explicitely.
-         */
-        preserveDimensions?: boolean | Size;
-        viewBox?: Rectangle.RectangleLike;
-        /**
-         * When set to `true` all the styles from external stylesheets are copied
-         * to the resulting SVG export. Note this requires a lot of computations
-         * and it might significantly affect the export time.
-         */
-        copyStyles?: boolean;
-        stylesheet?: string;
-        /**
-         * Converts all contained images into Data URI format.
-         */
-        serializeImages?: boolean;
-        /**
-         * A function called before the XML serialization. It may be used to
-         * modify the exported SVG before it is converted to a string. The
-         * function can also return a new SVGDocument.
-         */
-        beforeSerialize?: (this: Graph, svg: SVGSVGElement) => any;
-    }
-    interface ToImageOptions extends ToSVGOptions {
-        /**
-         * The width of the image in pixels.
-         */
-        width?: number;
-        /**
-         * The height of the image in pixels.
-         */
-        height?: number;
-        ratio?: string;
-        backgroundColor?: string;
-        padding?: NumberExt.SideOptions;
-        quality?: number;
-    }
-    interface ToDataURLOptions extends ToImageOptions {
-        type: 'image/png' | 'image/jpeg';
-    }
-}

lib/index.js

-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.Export = void 0;
-const x6_1 = require("@antv/x6");
-require("./api");
-class Export extends x6_1.Basecoat {
-    constructor() {
-        super();
-        this.name = 'export';
-    }
-    init(graph) {
-        this.graph = graph;
-    }
-    get view() {
-        return this.graph.view;
-    }
-    exportPNG(fileName = 'chart', options = {}) {
-        this.toPNG((dataUri) => {
-            x6_1.DataUri.downloadDataUri(dataUri, fileName);
-        }, options);
-    }
-    exportJPEG(fileName = 'chart', options = {}) {
-        this.toPNG((dataUri) => {
-            x6_1.DataUri.downloadDataUri(dataUri, fileName);
-        }, options);
-    }
-    exportSVG(fileName = 'chart', options = {}) {
-        this.toSVG((svg) => {
-            x6_1.DataUri.downloadDataUri(x6_1.DataUri.svgToDataUrl(svg), fileName);
-        }, options);
-    }
-    toSVG(callback, options = {}) {
-        this.notify('before:export', options);
-        const rawSVG = this.view.svg;
-        const vSVG = x6_1.Vector.create(rawSVG).clone();
-        let clonedSVG = vSVG.node;
-        const vStage = vSVG.findOne(`.${this.view.prefixClassName('graph-svg-stage')}`);
-        const viewBox = options.viewBox || this.graph.graphToLocal(this.graph.getContentBBox());
-        const dimension = options.preserveDimensions;
-        if (dimension) {
-            const size = typeof dimension === 'boolean' ? viewBox : dimension;
-            vSVG.attr({
-                width: size.width,
-                height: size.height,
-            });
-        }
-        vSVG
-            .removeAttribute('style')
-            .attr('viewBox', [viewBox.x, viewBox.y, viewBox.width, viewBox.height].join(' '));
-        vStage.removeAttribute('transform');
-        // Stores all the CSS declarations from external stylesheets to the
-        // `style` attribute of the SVG document nodes.
-        // This is achieved in three steps.
-        // -----------------------------------
-        // 1. Disabling all the stylesheets in the page and therefore collecting
-        //    only default style values. This, together with the step 2, makes it
-        //    possible to discard default CSS property values and store only those
-        //    that differ.
-        //
-        // 2. Enabling back all the stylesheets in the page and collecting styles
-        //    that differ from the default values.
-        //
-        // 3. Applying the difference between default values and the ones set by
-        //    custom stylesheets onto the `style` attribute of each of the nodes
-        //    in SVG.
-        if (options.copyStyles !== false) {
-            const document = rawSVG.ownerDocument;
-            const raws = Array.from(rawSVG.querySelectorAll('*'));
-            const clones = Array.from(clonedSVG.querySelectorAll('*'));
-            const styleSheetCount = document.styleSheets.length;
-            const styleSheetsCopy = [];
-            for (let k = styleSheetCount - 1; k >= 0; k -= 1) {
-                // There is a bug (bugSS) in Chrome 14 and Safari. When you set
-                // `stylesheet.disable = true` it will also remove it from
-                // `document.styleSheets`. So we need to store all stylesheets before
-                // we disable them. Later on we put them back to `document.styleSheets`
-                // if needed.
-                // See the bug `https://code.google.com/p/chromium/issues/detail?id=88310`.
-                styleSheetsCopy[k] = document.styleSheets[k];
-                document.styleSheets[k].disabled = true;
-            }
-            const defaultComputedStyles = {};
-            raws.forEach((elem, index) => {
-                const computedStyle = window.getComputedStyle(elem, null);
-                // We're making a deep copy of the `computedStyle` so that it's not affected
-                // by that next step when all the stylesheets are re-enabled again.
-                const defaultComputedStyle = {};
-                Object.keys(computedStyle).forEach((property) => {
-                    defaultComputedStyle[property] =
-                        computedStyle.getPropertyValue(property);
-                });
-                defaultComputedStyles[index] = defaultComputedStyle;
-            });
-            // Copy all stylesheets back
-            if (styleSheetCount !== document.styleSheets.length) {
-                styleSheetsCopy.forEach((copy, index) => {
-                    document.styleSheets[index] = copy;
-                });
-            }
-            for (let i = 0; i < styleSheetCount; i += 1) {
-                document.styleSheets[i].disabled = false;
-            }
-            const customStyles = {};
-            raws.forEach((elem, index) => {
-                const computedStyle = window.getComputedStyle(elem, null);
-                const defaultComputedStyle = defaultComputedStyles[index];
-                const customStyle = {};
-                Object.keys(computedStyle).forEach((property) => {
-                    if (!x6_1.NumberExt.isNumber(property) &&
-                        computedStyle.getPropertyValue(property) !==
-                            defaultComputedStyle[property]) {
-                        customStyle[property] = computedStyle.getPropertyValue(property);
-                    }
-                });
-                customStyles[index] = customStyle;
-            });
-            clones.forEach((elem, index) => {
-                x6_1.Dom.css(elem, customStyles[index]);
-            });
-        }
-        const stylesheet = options.stylesheet;
-        if (typeof stylesheet === 'string') {
-            const cDATASection = rawSVG
-                .ownerDocument.implementation.createDocument(null, 'xml', null)
-                .createCDATASection(stylesheet);
-            vSVG.prepend(x6_1.Vector.create('style', {
-                type: 'text/css',
-            }, [cDATASection]));
-        }
-        const format = () => {
-            const beforeSerialize = options.beforeSerialize;
-            if (typeof beforeSerialize === 'function') {
-                const ret = x6_1.FunctionExt.call(beforeSerialize, this.graph, clonedSVG);
-                if (ret instanceof SVGSVGElement) {
-                    clonedSVG = ret;
-                }
-            }
-            const dataUri = new XMLSerializer()
-                .serializeToString(clonedSVG)
-                .replace(/&nbsp;/g, '\u00a0');
-            this.notify('after:export', options);
-            callback(dataUri);
-        };
-        if (options.serializeImages) {
-            const deferrals = vSVG.find('image').map((vImage) => {
-                return new Promise((resolve) => {
-                    const url = vImage.attr('xlink:href') || vImage.attr('href');
-                    x6_1.DataUri.imageToDataUri(url, (err, dataUri) => {
-                        if (!err && dataUri) {
-                            vImage.attr('xlink:href', dataUri);
-                        }
-                        resolve();
-                    });
-                });
-            });
-            Promise.all(deferrals).then(format);
-        }
-        else {
-            format();
-        }
-    }
-    toDataURL(callback, options) {
-        let viewBox = options.viewBox || this.graph.getContentBBox();
-        const padding = x6_1.NumberExt.normalizeSides(options.padding);
-        if (options.width && options.height) {
-            if (padding.left + padding.right >= options.width) {
-                padding.left = padding.right = 0;
-            }
-            if (padding.top + padding.bottom >= options.height) {
-                padding.top = padding.bottom = 0;
-            }
-        }
-        const expanding = new x6_1.Rectangle(-padding.left, -padding.top, padding.left + padding.right, padding.top + padding.bottom);
-        if (options.width && options.height) {
-            const width = viewBox.width + padding.left + padding.right;
-            const height = viewBox.height + padding.top + padding.bottom;
-            expanding.scale(width / options.width, height / options.height);
-        }
-        viewBox = x6_1.Rectangle.create(viewBox).moveAndExpand(expanding);
-        const rawSize = typeof options.width === 'number' && typeof options.height === 'number'
-            ? { width: options.width, height: options.height }
-            : viewBox;
-        let scale = options.ratio ? parseFloat(options.ratio) : 1;
-        if (!Number.isFinite(scale) || scale === 0) {
-            scale = 1;
-        }
-        const size = {
-            width: Math.max(Math.round(rawSize.width * scale), 1),
-            height: Math.max(Math.round(rawSize.height * scale), 1),
-        };
-        {
-            const imgDataCanvas = document.createElement('canvas');
-            const context2D = imgDataCanvas.getContext('2d');
-            imgDataCanvas.width = size.width;
-            imgDataCanvas.height = size.height;
-            const x = size.width - 1;
-            const y = size.height - 1;
-            context2D.fillStyle = 'rgb(1,1,1)';
-            context2D.fillRect(x, y, 1, 1);
-            const data = context2D.getImageData(x, y, 1, 1).data;
-            if (data[0] !== 1 || data[1] !== 1 || data[2] !== 1) {
-                throw new Error('size exceeded');
-            }
-        }
-        const img = new Image();
-        img.onload = () => {
-            const canvas = document.createElement('canvas');
-            canvas.width = size.width;
-            canvas.height = size.height;
-            const context = canvas.getContext('2d');
-            context.fillStyle = options.backgroundColor || 'white';
-            context.fillRect(0, 0, size.width, size.height);
-            try {
-                context.drawImage(img, 0, 0, size.width, size.height);
-                const dataUri = canvas.toDataURL(options.type, options.quality);
-                callback(dataUri);
-            }
-            catch (error) {
-                // pass
-            }
-        };
-        this.toSVG((dataUri) => {
-            img.src = `data:image/svg+xml,${encodeURIComponent(dataUri)}`;
-        }, Object.assign(Object.assign({}, options), { viewBox, serializeImages: true, preserveDimensions: Object.assign({}, size) }));
-    }
-    toPNG(callback, options = {}) {
-        this.toDataURL(callback, Object.assign(Object.assign({}, options), { type: 'image/png' }));
-    }
-    toJPEG(callback, options = {}) {
-        this.toDataURL(callback, Object.assign(Object.assign({}, options), { type: 'image/jpeg' }));
-    }
-    notify(name, args) {
-        this.trigger(name, args);
-        this.graph.trigger(name, args);
-    }
-}
-exports.Export = Export;
-//# sourceMappingURL=index.js.map

lib/index.js.map

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New alerts

Deprecated

Maintenance

The maintainer of the package marked it as deprecated. This could indicate that a single version should not be used, or that the package is no longer maintained and any new vulnerabilities will not be fixed.

Found 1 instance in 1 package

Empty package

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New author

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Fixed alerts

Minified code

Quality

This package contains minified code. This may be harmless in some cases where minified code is included in packaged libraries, however packages on npm should not minify code.

Found 1 instance in 1 package

Improved metrics

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0

-100%

Worsened metrics

Total package byte prevSize

2437

-96.9%

Number of package files

3

-82.35%

Lines of code

0

-100%

Number of medium maintenance alerts

1

Infinity%

Number of medium supply chain risk alerts

3

Infinity%

No dependency changes