253 lines
9.8 KiB
JavaScript
253 lines
9.8 KiB
JavaScript
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import { brush, setClipPath, setGradient, setPattern } from './graphic.js';
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import { createElement, createVNode, vNodeToString, getCssString, createBrushScope, createSVGVNode } from './core.js';
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import { normalizeColor, encodeBase64, isGradient, isPattern } from './helper.js';
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import { extend, keys, logError, map, noop, retrieve2 } from '../core/util.js';
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import patch, { updateAttrs } from './patch.js';
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import { getSize } from '../canvas/helper.js';
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var svgId = 0;
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var SVGPainter = (function () {
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function SVGPainter(root, storage, opts) {
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this.type = 'svg';
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this.refreshHover = createMethodNotSupport('refreshHover');
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this.configLayer = createMethodNotSupport('configLayer');
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this.storage = storage;
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this._opts = opts = extend({}, opts);
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this.root = root;
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this._id = 'zr' + svgId++;
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this._oldVNode = createSVGVNode(opts.width, opts.height);
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if (root && !opts.ssr) {
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var viewport = this._viewport = document.createElement('div');
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viewport.style.cssText = 'position:relative;overflow:hidden';
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var svgDom = this._svgDom = this._oldVNode.elm = createElement('svg');
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updateAttrs(null, this._oldVNode);
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viewport.appendChild(svgDom);
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root.appendChild(viewport);
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}
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this.resize(opts.width, opts.height);
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}
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SVGPainter.prototype.getType = function () {
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return this.type;
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};
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SVGPainter.prototype.getViewportRoot = function () {
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return this._viewport;
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};
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SVGPainter.prototype.getViewportRootOffset = function () {
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var viewportRoot = this.getViewportRoot();
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if (viewportRoot) {
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return {
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offsetLeft: viewportRoot.offsetLeft || 0,
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offsetTop: viewportRoot.offsetTop || 0
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};
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}
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};
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SVGPainter.prototype.getSvgDom = function () {
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return this._svgDom;
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};
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SVGPainter.prototype.refresh = function () {
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if (this.root) {
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var vnode = this.renderToVNode({
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willUpdate: true
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});
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vnode.attrs.style = 'position:absolute;left:0;top:0;user-select:none';
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patch(this._oldVNode, vnode);
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this._oldVNode = vnode;
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}
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};
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SVGPainter.prototype.renderOneToVNode = function (el) {
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return brush(el, createBrushScope(this._id));
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};
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SVGPainter.prototype.renderToVNode = function (opts) {
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opts = opts || {};
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var list = this.storage.getDisplayList(true);
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var width = this._width;
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var height = this._height;
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var scope = createBrushScope(this._id);
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scope.animation = opts.animation;
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scope.willUpdate = opts.willUpdate;
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scope.compress = opts.compress;
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scope.emphasis = opts.emphasis;
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var children = [];
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var bgVNode = this._bgVNode = createBackgroundVNode(width, height, this._backgroundColor, scope);
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bgVNode && children.push(bgVNode);
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var mainVNode = !opts.compress
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? (this._mainVNode = createVNode('g', 'main', {}, [])) : null;
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this._paintList(list, scope, mainVNode ? mainVNode.children : children);
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mainVNode && children.push(mainVNode);
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var defs = map(keys(scope.defs), function (id) { return scope.defs[id]; });
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if (defs.length) {
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children.push(createVNode('defs', 'defs', {}, defs));
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}
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if (opts.animation) {
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var animationCssStr = getCssString(scope.cssNodes, scope.cssAnims, { newline: true });
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if (animationCssStr) {
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var styleNode = createVNode('style', 'stl', {}, [], animationCssStr);
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children.push(styleNode);
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}
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}
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return createSVGVNode(width, height, children, opts.useViewBox);
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};
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SVGPainter.prototype.renderToString = function (opts) {
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opts = opts || {};
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return vNodeToString(this.renderToVNode({
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animation: retrieve2(opts.cssAnimation, true),
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emphasis: retrieve2(opts.cssEmphasis, true),
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willUpdate: false,
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compress: true,
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useViewBox: retrieve2(opts.useViewBox, true)
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}), { newline: true });
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};
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SVGPainter.prototype.setBackgroundColor = function (backgroundColor) {
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this._backgroundColor = backgroundColor;
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};
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SVGPainter.prototype.getSvgRoot = function () {
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return this._mainVNode && this._mainVNode.elm;
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};
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SVGPainter.prototype._paintList = function (list, scope, out) {
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var listLen = list.length;
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var clipPathsGroupsStack = [];
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var clipPathsGroupsStackDepth = 0;
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var currentClipPathGroup;
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var prevClipPaths;
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var clipGroupNodeIdx = 0;
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for (var i = 0; i < listLen; i++) {
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var displayable = list[i];
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if (!displayable.invisible) {
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var clipPaths = displayable.__clipPaths;
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var len = clipPaths && clipPaths.length || 0;
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var prevLen = prevClipPaths && prevClipPaths.length || 0;
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var lca = void 0;
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for (lca = Math.max(len - 1, prevLen - 1); lca >= 0; lca--) {
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if (clipPaths && prevClipPaths
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&& clipPaths[lca] === prevClipPaths[lca]) {
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break;
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}
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}
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for (var i_1 = prevLen - 1; i_1 > lca; i_1--) {
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clipPathsGroupsStackDepth--;
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currentClipPathGroup = clipPathsGroupsStack[clipPathsGroupsStackDepth - 1];
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}
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for (var i_2 = lca + 1; i_2 < len; i_2++) {
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var groupAttrs = {};
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setClipPath(clipPaths[i_2], groupAttrs, scope);
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var g = createVNode('g', 'clip-g-' + clipGroupNodeIdx++, groupAttrs, []);
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(currentClipPathGroup ? currentClipPathGroup.children : out).push(g);
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clipPathsGroupsStack[clipPathsGroupsStackDepth++] = g;
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currentClipPathGroup = g;
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}
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prevClipPaths = clipPaths;
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var ret = brush(displayable, scope);
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if (ret) {
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(currentClipPathGroup ? currentClipPathGroup.children : out).push(ret);
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}
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}
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}
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};
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SVGPainter.prototype.resize = function (width, height) {
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var opts = this._opts;
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var root = this.root;
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var viewport = this._viewport;
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width != null && (opts.width = width);
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height != null && (opts.height = height);
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if (root && viewport) {
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viewport.style.display = 'none';
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width = getSize(root, 0, opts);
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height = getSize(root, 1, opts);
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viewport.style.display = '';
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}
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if (this._width !== width || this._height !== height) {
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this._width = width;
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this._height = height;
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if (viewport) {
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var viewportStyle = viewport.style;
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viewportStyle.width = width + 'px';
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viewportStyle.height = height + 'px';
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}
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if (!isPattern(this._backgroundColor)) {
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var svgDom = this._svgDom;
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if (svgDom) {
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svgDom.setAttribute('width', width);
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svgDom.setAttribute('height', height);
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}
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var bgEl = this._bgVNode && this._bgVNode.elm;
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if (bgEl) {
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bgEl.setAttribute('width', width);
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bgEl.setAttribute('height', height);
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}
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}
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else {
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this.refresh();
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}
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}
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};
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SVGPainter.prototype.getWidth = function () {
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return this._width;
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};
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SVGPainter.prototype.getHeight = function () {
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return this._height;
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};
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SVGPainter.prototype.dispose = function () {
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if (this.root) {
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this.root.innerHTML = '';
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}
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this._svgDom =
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this._viewport =
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this.storage =
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this._oldVNode =
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this._bgVNode =
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this._mainVNode = null;
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};
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SVGPainter.prototype.clear = function () {
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if (this._svgDom) {
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this._svgDom.innerHTML = null;
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}
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this._oldVNode = null;
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};
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SVGPainter.prototype.toDataURL = function (base64) {
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var str = this.renderToString();
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var prefix = 'data:image/svg+xml;';
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if (base64) {
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str = encodeBase64(str);
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return str && prefix + 'base64,' + str;
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}
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return prefix + 'charset=UTF-8,' + encodeURIComponent(str);
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};
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return SVGPainter;
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}());
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function createMethodNotSupport(method) {
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return function () {
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if (process.env.NODE_ENV !== 'production') {
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logError('In SVG mode painter not support method "' + method + '"');
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}
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};
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}
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function createBackgroundVNode(width, height, backgroundColor, scope) {
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var bgVNode;
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if (backgroundColor && backgroundColor !== 'none') {
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bgVNode = createVNode('rect', 'bg', {
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width: width,
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height: height,
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x: '0',
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y: '0'
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});
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if (isGradient(backgroundColor)) {
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setGradient({ fill: backgroundColor }, bgVNode.attrs, 'fill', scope);
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}
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else if (isPattern(backgroundColor)) {
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setPattern({
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style: {
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fill: backgroundColor
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},
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dirty: noop,
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getBoundingRect: function () { return ({ width: width, height: height }); }
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}, bgVNode.attrs, 'fill', scope);
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}
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else {
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var _a = normalizeColor(backgroundColor), color = _a.color, opacity = _a.opacity;
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bgVNode.attrs.fill = color;
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opacity < 1 && (bgVNode.attrs['fill-opacity'] = opacity);
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}
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}
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return bgVNode;
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}
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export default SVGPainter;
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