2237 lines
60 KiB
JavaScript
2237 lines
60 KiB
JavaScript
var svgEditorExtension_closepath = (function () {
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'use strict';
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/* eslint-disable import/unambiguous */
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/* globals SVGPathSeg, SVGPathSegMovetoRel, SVGPathSegMovetoAbs,
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SVGPathSegMovetoRel, SVGPathSegLinetoRel, SVGPathSegLinetoAbs,
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SVGPathSegLinetoHorizontalRel, SVGPathSegLinetoHorizontalAbs,
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SVGPathSegLinetoVerticalRel, SVGPathSegLinetoVerticalAbs,
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SVGPathSegClosePath, SVGPathSegCurvetoCubicRel,
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SVGPathSegCurvetoCubicAbs, SVGPathSegCurvetoCubicSmoothRel,
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SVGPathSegCurvetoCubicSmoothAbs, SVGPathSegCurvetoQuadraticRel,
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SVGPathSegCurvetoQuadraticAbs, SVGPathSegCurvetoQuadraticSmoothRel,
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SVGPathSegCurvetoQuadraticSmoothAbs, SVGPathSegArcRel, SVGPathSegArcAbs */
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/**
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* SVGPathSeg API polyfill
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* https://github.com/progers/pathseg
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*
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* This is a drop-in replacement for the `SVGPathSeg` and `SVGPathSegList` APIs
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* that were removed from SVG2 ({@link https://lists.w3.org/Archives/Public/www-svg/2015Jun/0044.html}),
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* including the latest spec changes which were implemented in Firefox 43 and
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* Chrome 46.
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*/
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/* eslint-disable no-shadow, class-methods-use-this, jsdoc/require-jsdoc */
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// Linting: We avoid `no-shadow` as ESLint thinks these are still available globals
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// Linting: We avoid `class-methods-use-this` as this is a polyfill that must
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// follow the conventions
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(() => {
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if (!('SVGPathSeg' in window)) {
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// Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathSeg
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class SVGPathSeg {
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constructor(type, typeAsLetter, owningPathSegList) {
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this.pathSegType = type;
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this.pathSegTypeAsLetter = typeAsLetter;
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this._owningPathSegList = owningPathSegList;
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} // Notify owning PathSegList on any changes so they can be synchronized back to the path element.
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_segmentChanged() {
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if (this._owningPathSegList) {
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this._owningPathSegList.segmentChanged(this);
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}
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}
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}
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SVGPathSeg.prototype.classname = 'SVGPathSeg';
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SVGPathSeg.PATHSEG_UNKNOWN = 0;
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SVGPathSeg.PATHSEG_CLOSEPATH = 1;
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SVGPathSeg.PATHSEG_MOVETO_ABS = 2;
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SVGPathSeg.PATHSEG_MOVETO_REL = 3;
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SVGPathSeg.PATHSEG_LINETO_ABS = 4;
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SVGPathSeg.PATHSEG_LINETO_REL = 5;
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SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS = 6;
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SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL = 7;
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SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS = 8;
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SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL = 9;
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SVGPathSeg.PATHSEG_ARC_ABS = 10;
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SVGPathSeg.PATHSEG_ARC_REL = 11;
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SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS = 12;
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SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL = 13;
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SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS = 14;
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SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL = 15;
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SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS = 16;
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SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL = 17;
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SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS = 18;
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SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL = 19;
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class SVGPathSegClosePath extends SVGPathSeg {
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constructor(owningPathSegList) {
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super(SVGPathSeg.PATHSEG_CLOSEPATH, 'z', owningPathSegList);
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}
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toString() {
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return '[object SVGPathSegClosePath]';
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}
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_asPathString() {
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return this.pathSegTypeAsLetter;
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}
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clone() {
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return new SVGPathSegClosePath(undefined);
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}
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}
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class SVGPathSegMovetoAbs extends SVGPathSeg {
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constructor(owningPathSegList, x, y) {
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super(SVGPathSeg.PATHSEG_MOVETO_ABS, 'M', owningPathSegList);
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this._x = x;
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this._y = y;
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}
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toString() {
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return '[object SVGPathSegMovetoAbs]';
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}
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_asPathString() {
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return this.pathSegTypeAsLetter + ' ' + this._x + ' ' + this._y;
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}
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clone() {
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return new SVGPathSegMovetoAbs(undefined, this._x, this._y);
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}
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}
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Object.defineProperties(SVGPathSegMovetoAbs.prototype, {
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x: {
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get() {
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return this._x;
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},
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set(x) {
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this._x = x;
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this._segmentChanged();
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},
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enumerable: true
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},
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y: {
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get() {
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return this._y;
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},
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set(y) {
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this._y = y;
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this._segmentChanged();
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},
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enumerable: true
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}
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});
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class SVGPathSegMovetoRel extends SVGPathSeg {
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constructor(owningPathSegList, x, y) {
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super(SVGPathSeg.PATHSEG_MOVETO_REL, 'm', owningPathSegList);
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this._x = x;
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this._y = y;
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}
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toString() {
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return '[object SVGPathSegMovetoRel]';
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}
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_asPathString() {
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return this.pathSegTypeAsLetter + ' ' + this._x + ' ' + this._y;
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}
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clone() {
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return new SVGPathSegMovetoRel(undefined, this._x, this._y);
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}
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}
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Object.defineProperties(SVGPathSegMovetoRel.prototype, {
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x: {
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get() {
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return this._x;
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},
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set(x) {
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this._x = x;
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this._segmentChanged();
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},
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enumerable: true
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},
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y: {
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get() {
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return this._y;
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},
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set(y) {
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this._y = y;
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this._segmentChanged();
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},
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enumerable: true
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}
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});
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class SVGPathSegLinetoAbs extends SVGPathSeg {
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constructor(owningPathSegList, x, y) {
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super(SVGPathSeg.PATHSEG_LINETO_ABS, 'L', owningPathSegList);
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this._x = x;
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this._y = y;
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}
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toString() {
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return '[object SVGPathSegLinetoAbs]';
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}
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_asPathString() {
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return this.pathSegTypeAsLetter + ' ' + this._x + ' ' + this._y;
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}
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clone() {
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return new SVGPathSegLinetoAbs(undefined, this._x, this._y);
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}
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}
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Object.defineProperties(SVGPathSegLinetoAbs.prototype, {
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x: {
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get() {
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return this._x;
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},
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set(x) {
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this._x = x;
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this._segmentChanged();
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},
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enumerable: true
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},
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y: {
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get() {
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return this._y;
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},
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set(y) {
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this._y = y;
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this._segmentChanged();
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},
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enumerable: true
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}
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});
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class SVGPathSegLinetoRel extends SVGPathSeg {
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constructor(owningPathSegList, x, y) {
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super(SVGPathSeg.PATHSEG_LINETO_REL, 'l', owningPathSegList);
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this._x = x;
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this._y = y;
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}
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toString() {
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return '[object SVGPathSegLinetoRel]';
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}
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_asPathString() {
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return this.pathSegTypeAsLetter + ' ' + this._x + ' ' + this._y;
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}
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clone() {
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return new SVGPathSegLinetoRel(undefined, this._x, this._y);
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}
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}
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Object.defineProperties(SVGPathSegLinetoRel.prototype, {
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x: {
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get() {
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return this._x;
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},
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set(x) {
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this._x = x;
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this._segmentChanged();
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},
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enumerable: true
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},
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y: {
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get() {
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return this._y;
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},
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set(y) {
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this._y = y;
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this._segmentChanged();
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},
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enumerable: true
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}
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});
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class SVGPathSegCurvetoCubicAbs extends SVGPathSeg {
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constructor(owningPathSegList, x, y, x1, y1, x2, y2) {
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super(SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS, 'C', owningPathSegList);
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this._x = x;
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this._y = y;
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this._x1 = x1;
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this._y1 = y1;
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this._x2 = x2;
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this._y2 = y2;
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}
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toString() {
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return '[object SVGPathSegCurvetoCubicAbs]';
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}
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_asPathString() {
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return this.pathSegTypeAsLetter + ' ' + this._x1 + ' ' + this._y1 + ' ' + this._x2 + ' ' + this._y2 + ' ' + this._x + ' ' + this._y;
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}
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clone() {
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return new SVGPathSegCurvetoCubicAbs(undefined, this._x, this._y, this._x1, this._y1, this._x2, this._y2);
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}
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}
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Object.defineProperties(SVGPathSegCurvetoCubicAbs.prototype, {
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x: {
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get() {
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return this._x;
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},
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set(x) {
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this._x = x;
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this._segmentChanged();
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},
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enumerable: true
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},
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y: {
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get() {
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return this._y;
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},
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set(y) {
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this._y = y;
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this._segmentChanged();
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},
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enumerable: true
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},
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x1: {
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get() {
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return this._x1;
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},
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set(x1) {
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this._x1 = x1;
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this._segmentChanged();
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},
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enumerable: true
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},
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y1: {
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get() {
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return this._y1;
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},
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set(y1) {
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this._y1 = y1;
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this._segmentChanged();
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},
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enumerable: true
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},
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x2: {
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get() {
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return this._x2;
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},
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set(x2) {
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this._x2 = x2;
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this._segmentChanged();
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},
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enumerable: true
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},
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y2: {
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get() {
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return this._y2;
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},
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set(y2) {
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this._y2 = y2;
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this._segmentChanged();
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},
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enumerable: true
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}
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});
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class SVGPathSegCurvetoCubicRel extends SVGPathSeg {
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constructor(owningPathSegList, x, y, x1, y1, x2, y2) {
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super(SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL, 'c', owningPathSegList);
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this._x = x;
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this._y = y;
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this._x1 = x1;
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this._y1 = y1;
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this._x2 = x2;
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this._y2 = y2;
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}
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toString() {
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return '[object SVGPathSegCurvetoCubicRel]';
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}
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_asPathString() {
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return this.pathSegTypeAsLetter + ' ' + this._x1 + ' ' + this._y1 + ' ' + this._x2 + ' ' + this._y2 + ' ' + this._x + ' ' + this._y;
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}
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clone() {
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return new SVGPathSegCurvetoCubicRel(undefined, this._x, this._y, this._x1, this._y1, this._x2, this._y2);
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}
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}
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Object.defineProperties(SVGPathSegCurvetoCubicRel.prototype, {
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x: {
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get() {
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return this._x;
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},
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set(x) {
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this._x = x;
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this._segmentChanged();
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},
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enumerable: true
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},
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y: {
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get() {
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return this._y;
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},
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set(y) {
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this._y = y;
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this._segmentChanged();
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},
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enumerable: true
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},
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x1: {
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get() {
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return this._x1;
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},
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set(x1) {
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this._x1 = x1;
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this._segmentChanged();
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},
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enumerable: true
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},
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y1: {
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get() {
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return this._y1;
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},
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set(y1) {
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this._y1 = y1;
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this._segmentChanged();
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},
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enumerable: true
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},
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x2: {
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get() {
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return this._x2;
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},
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set(x2) {
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this._x2 = x2;
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this._segmentChanged();
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},
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enumerable: true
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},
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y2: {
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get() {
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return this._y2;
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},
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set(y2) {
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this._y2 = y2;
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this._segmentChanged();
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},
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enumerable: true
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}
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});
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class SVGPathSegCurvetoQuadraticAbs extends SVGPathSeg {
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constructor(owningPathSegList, x, y, x1, y1) {
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super(SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS, 'Q', owningPathSegList);
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this._x = x;
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this._y = y;
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this._x1 = x1;
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this._y1 = y1;
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}
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toString() {
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return '[object SVGPathSegCurvetoQuadraticAbs]';
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}
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_asPathString() {
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return this.pathSegTypeAsLetter + ' ' + this._x1 + ' ' + this._y1 + ' ' + this._x + ' ' + this._y;
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}
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clone() {
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return new SVGPathSegCurvetoQuadraticAbs(undefined, this._x, this._y, this._x1, this._y1);
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}
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}
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Object.defineProperties(SVGPathSegCurvetoQuadraticAbs.prototype, {
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x: {
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get() {
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return this._x;
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},
|
|
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set(x) {
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this._x = x;
|
|
|
|
this._segmentChanged();
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},
|
|
|
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enumerable: true
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},
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y: {
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get() {
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return this._y;
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},
|
|
|
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set(y) {
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this._y = y;
|
|
|
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this._segmentChanged();
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},
|
|
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enumerable: true
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},
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|
x1: {
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|
get() {
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return this._x1;
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},
|
|
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set(x1) {
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this._x1 = x1;
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|
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this._segmentChanged();
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},
|
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enumerable: true
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},
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y1: {
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get() {
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return this._y1;
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},
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set(y1) {
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this._y1 = y1;
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|
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this._segmentChanged();
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},
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enumerable: true
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}
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});
|
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|
|
class SVGPathSegCurvetoQuadraticRel extends SVGPathSeg {
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constructor(owningPathSegList, x, y, x1, y1) {
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super(SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL, 'q', owningPathSegList);
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this._x = x;
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this._y = y;
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this._x1 = x1;
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this._y1 = y1;
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}
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|
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toString() {
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return '[object SVGPathSegCurvetoQuadraticRel]';
|
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}
|
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|
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_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._x1 + ' ' + this._y1 + ' ' + this._x + ' ' + this._y;
|
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}
|
|
|
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clone() {
|
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return new SVGPathSegCurvetoQuadraticRel(undefined, this._x, this._y, this._x1, this._y1);
|
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}
|
|
|
|
}
|
|
|
|
Object.defineProperties(SVGPathSegCurvetoQuadraticRel.prototype, {
|
|
x: {
|
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get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y: {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
x1: {
|
|
get() {
|
|
return this._x1;
|
|
},
|
|
|
|
set(x1) {
|
|
this._x1 = x1;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y1: {
|
|
get() {
|
|
return this._y1;
|
|
},
|
|
|
|
set(y1) {
|
|
this._y1 = y1;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
}
|
|
});
|
|
|
|
class SVGPathSegArcAbs extends SVGPathSeg {
|
|
constructor(owningPathSegList, x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
|
|
super(SVGPathSeg.PATHSEG_ARC_ABS, 'A', owningPathSegList);
|
|
this._x = x;
|
|
this._y = y;
|
|
this._r1 = r1;
|
|
this._r2 = r2;
|
|
this._angle = angle;
|
|
this._largeArcFlag = largeArcFlag;
|
|
this._sweepFlag = sweepFlag;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegArcAbs]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._r1 + ' ' + this._r2 + ' ' + this._angle + ' ' + (this._largeArcFlag ? '1' : '0') + ' ' + (this._sweepFlag ? '1' : '0') + ' ' + this._x + ' ' + this._y;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegArcAbs(undefined, this._x, this._y, this._r1, this._r2, this._angle, this._largeArcFlag, this._sweepFlag);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperties(SVGPathSegArcAbs.prototype, {
|
|
x: {
|
|
get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y: {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
r1: {
|
|
get() {
|
|
return this._r1;
|
|
},
|
|
|
|
set(r1) {
|
|
this._r1 = r1;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
r2: {
|
|
get() {
|
|
return this._r2;
|
|
},
|
|
|
|
set(r2) {
|
|
this._r2 = r2;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
angle: {
|
|
get() {
|
|
return this._angle;
|
|
},
|
|
|
|
set(angle) {
|
|
this._angle = angle;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
largeArcFlag: {
|
|
get() {
|
|
return this._largeArcFlag;
|
|
},
|
|
|
|
set(largeArcFlag) {
|
|
this._largeArcFlag = largeArcFlag;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
sweepFlag: {
|
|
get() {
|
|
return this._sweepFlag;
|
|
},
|
|
|
|
set(sweepFlag) {
|
|
this._sweepFlag = sweepFlag;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
}
|
|
});
|
|
|
|
class SVGPathSegArcRel extends SVGPathSeg {
|
|
constructor(owningPathSegList, x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
|
|
super(SVGPathSeg.PATHSEG_ARC_REL, 'a', owningPathSegList);
|
|
this._x = x;
|
|
this._y = y;
|
|
this._r1 = r1;
|
|
this._r2 = r2;
|
|
this._angle = angle;
|
|
this._largeArcFlag = largeArcFlag;
|
|
this._sweepFlag = sweepFlag;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegArcRel]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._r1 + ' ' + this._r2 + ' ' + this._angle + ' ' + (this._largeArcFlag ? '1' : '0') + ' ' + (this._sweepFlag ? '1' : '0') + ' ' + this._x + ' ' + this._y;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegArcRel(undefined, this._x, this._y, this._r1, this._r2, this._angle, this._largeArcFlag, this._sweepFlag);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperties(SVGPathSegArcRel.prototype, {
|
|
x: {
|
|
get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y: {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
r1: {
|
|
get() {
|
|
return this._r1;
|
|
},
|
|
|
|
set(r1) {
|
|
this._r1 = r1;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
r2: {
|
|
get() {
|
|
return this._r2;
|
|
},
|
|
|
|
set(r2) {
|
|
this._r2 = r2;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
angle: {
|
|
get() {
|
|
return this._angle;
|
|
},
|
|
|
|
set(angle) {
|
|
this._angle = angle;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
largeArcFlag: {
|
|
get() {
|
|
return this._largeArcFlag;
|
|
},
|
|
|
|
set(largeArcFlag) {
|
|
this._largeArcFlag = largeArcFlag;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
sweepFlag: {
|
|
get() {
|
|
return this._sweepFlag;
|
|
},
|
|
|
|
set(sweepFlag) {
|
|
this._sweepFlag = sweepFlag;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
}
|
|
});
|
|
|
|
class SVGPathSegLinetoHorizontalAbs extends SVGPathSeg {
|
|
constructor(owningPathSegList, x) {
|
|
super(SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS, 'H', owningPathSegList);
|
|
this._x = x;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegLinetoHorizontalAbs]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._x;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegLinetoHorizontalAbs(undefined, this._x);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperty(SVGPathSegLinetoHorizontalAbs.prototype, 'x', {
|
|
get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
});
|
|
|
|
class SVGPathSegLinetoHorizontalRel extends SVGPathSeg {
|
|
constructor(owningPathSegList, x) {
|
|
super(SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL, 'h', owningPathSegList);
|
|
this._x = x;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegLinetoHorizontalRel]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._x;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegLinetoHorizontalRel(undefined, this._x);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperty(SVGPathSegLinetoHorizontalRel.prototype, 'x', {
|
|
get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
});
|
|
|
|
class SVGPathSegLinetoVerticalAbs extends SVGPathSeg {
|
|
constructor(owningPathSegList, y) {
|
|
super(SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS, 'V', owningPathSegList);
|
|
this._y = y;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegLinetoVerticalAbs]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._y;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegLinetoVerticalAbs(undefined, this._y);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperty(SVGPathSegLinetoVerticalAbs.prototype, 'y', {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
});
|
|
|
|
class SVGPathSegLinetoVerticalRel extends SVGPathSeg {
|
|
constructor(owningPathSegList, y) {
|
|
super(SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL, 'v', owningPathSegList);
|
|
this._y = y;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegLinetoVerticalRel]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._y;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegLinetoVerticalRel(undefined, this._y);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperty(SVGPathSegLinetoVerticalRel.prototype, 'y', {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
});
|
|
|
|
class SVGPathSegCurvetoCubicSmoothAbs extends SVGPathSeg {
|
|
constructor(owningPathSegList, x, y, x2, y2) {
|
|
super(SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS, 'S', owningPathSegList);
|
|
this._x = x;
|
|
this._y = y;
|
|
this._x2 = x2;
|
|
this._y2 = y2;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegCurvetoCubicSmoothAbs]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._x2 + ' ' + this._y2 + ' ' + this._x + ' ' + this._y;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegCurvetoCubicSmoothAbs(undefined, this._x, this._y, this._x2, this._y2);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperties(SVGPathSegCurvetoCubicSmoothAbs.prototype, {
|
|
x: {
|
|
get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y: {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
x2: {
|
|
get() {
|
|
return this._x2;
|
|
},
|
|
|
|
set(x2) {
|
|
this._x2 = x2;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y2: {
|
|
get() {
|
|
return this._y2;
|
|
},
|
|
|
|
set(y2) {
|
|
this._y2 = y2;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
}
|
|
});
|
|
|
|
class SVGPathSegCurvetoCubicSmoothRel extends SVGPathSeg {
|
|
constructor(owningPathSegList, x, y, x2, y2) {
|
|
super(SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL, 's', owningPathSegList);
|
|
this._x = x;
|
|
this._y = y;
|
|
this._x2 = x2;
|
|
this._y2 = y2;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegCurvetoCubicSmoothRel]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._x2 + ' ' + this._y2 + ' ' + this._x + ' ' + this._y;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegCurvetoCubicSmoothRel(undefined, this._x, this._y, this._x2, this._y2);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperties(SVGPathSegCurvetoCubicSmoothRel.prototype, {
|
|
x: {
|
|
get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y: {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
x2: {
|
|
get() {
|
|
return this._x2;
|
|
},
|
|
|
|
set(x2) {
|
|
this._x2 = x2;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y2: {
|
|
get() {
|
|
return this._y2;
|
|
},
|
|
|
|
set(y2) {
|
|
this._y2 = y2;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
}
|
|
});
|
|
|
|
class SVGPathSegCurvetoQuadraticSmoothAbs extends SVGPathSeg {
|
|
constructor(owningPathSegList, x, y) {
|
|
super(SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS, 'T', owningPathSegList);
|
|
this._x = x;
|
|
this._y = y;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegCurvetoQuadraticSmoothAbs]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._x + ' ' + this._y;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegCurvetoQuadraticSmoothAbs(undefined, this._x, this._y);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperties(SVGPathSegCurvetoQuadraticSmoothAbs.prototype, {
|
|
x: {
|
|
get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y: {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
}
|
|
});
|
|
|
|
class SVGPathSegCurvetoQuadraticSmoothRel extends SVGPathSeg {
|
|
constructor(owningPathSegList, x, y) {
|
|
super(SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL, 't', owningPathSegList);
|
|
this._x = x;
|
|
this._y = y;
|
|
}
|
|
|
|
toString() {
|
|
return '[object SVGPathSegCurvetoQuadraticSmoothRel]';
|
|
}
|
|
|
|
_asPathString() {
|
|
return this.pathSegTypeAsLetter + ' ' + this._x + ' ' + this._y;
|
|
}
|
|
|
|
clone() {
|
|
return new SVGPathSegCurvetoQuadraticSmoothRel(undefined, this._x, this._y);
|
|
}
|
|
|
|
}
|
|
|
|
Object.defineProperties(SVGPathSegCurvetoQuadraticSmoothRel.prototype, {
|
|
x: {
|
|
get() {
|
|
return this._x;
|
|
},
|
|
|
|
set(x) {
|
|
this._x = x;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
y: {
|
|
get() {
|
|
return this._y;
|
|
},
|
|
|
|
set(y) {
|
|
this._y = y;
|
|
|
|
this._segmentChanged();
|
|
},
|
|
|
|
enumerable: true
|
|
}
|
|
}); // Add createSVGPathSeg* functions to SVGPathElement.
|
|
// Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathElement.
|
|
|
|
SVGPathElement.prototype.createSVGPathSegClosePath = function () {
|
|
return new SVGPathSegClosePath(undefined);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegMovetoAbs = function (x, y) {
|
|
return new SVGPathSegMovetoAbs(undefined, x, y);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegMovetoRel = function (x, y) {
|
|
return new SVGPathSegMovetoRel(undefined, x, y);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegLinetoAbs = function (x, y) {
|
|
return new SVGPathSegLinetoAbs(undefined, x, y);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegLinetoRel = function (x, y) {
|
|
return new SVGPathSegLinetoRel(undefined, x, y);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegCurvetoCubicAbs = function (x, y, x1, y1, x2, y2) {
|
|
return new SVGPathSegCurvetoCubicAbs(undefined, x, y, x1, y1, x2, y2);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegCurvetoCubicRel = function (x, y, x1, y1, x2, y2) {
|
|
return new SVGPathSegCurvetoCubicRel(undefined, x, y, x1, y1, x2, y2);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticAbs = function (x, y, x1, y1) {
|
|
return new SVGPathSegCurvetoQuadraticAbs(undefined, x, y, x1, y1);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticRel = function (x, y, x1, y1) {
|
|
return new SVGPathSegCurvetoQuadraticRel(undefined, x, y, x1, y1);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegArcAbs = function (x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
|
|
return new SVGPathSegArcAbs(undefined, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegArcRel = function (x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
|
|
return new SVGPathSegArcRel(undefined, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegLinetoHorizontalAbs = function (x) {
|
|
return new SVGPathSegLinetoHorizontalAbs(undefined, x);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegLinetoHorizontalRel = function (x) {
|
|
return new SVGPathSegLinetoHorizontalRel(undefined, x);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegLinetoVerticalAbs = function (y) {
|
|
return new SVGPathSegLinetoVerticalAbs(undefined, y);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegLinetoVerticalRel = function (y) {
|
|
return new SVGPathSegLinetoVerticalRel(undefined, y);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothAbs = function (x, y, x2, y2) {
|
|
return new SVGPathSegCurvetoCubicSmoothAbs(undefined, x, y, x2, y2);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothRel = function (x, y, x2, y2) {
|
|
return new SVGPathSegCurvetoCubicSmoothRel(undefined, x, y, x2, y2);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothAbs = function (x, y) {
|
|
return new SVGPathSegCurvetoQuadraticSmoothAbs(undefined, x, y);
|
|
};
|
|
|
|
SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothRel = function (x, y) {
|
|
return new SVGPathSegCurvetoQuadraticSmoothRel(undefined, x, y);
|
|
};
|
|
|
|
if (!('getPathSegAtLength' in SVGPathElement.prototype)) {
|
|
// Add getPathSegAtLength to SVGPathElement.
|
|
// Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-__svg__SVGPathElement__getPathSegAtLength
|
|
// This polyfill requires SVGPathElement.getTotalLength to implement the distance-along-a-path algorithm.
|
|
SVGPathElement.prototype.getPathSegAtLength = function (distance) {
|
|
if (distance === undefined || !isFinite(distance)) {
|
|
throw new Error('Invalid arguments.');
|
|
}
|
|
|
|
const measurementElement = document.createElementNS('http://www.w3.org/2000/svg', 'path');
|
|
measurementElement.setAttribute('d', this.getAttribute('d'));
|
|
let lastPathSegment = measurementElement.pathSegList.numberOfItems - 1; // If the path is empty, return 0.
|
|
|
|
if (lastPathSegment <= 0) {
|
|
return 0;
|
|
}
|
|
|
|
do {
|
|
measurementElement.pathSegList.removeItem(lastPathSegment);
|
|
|
|
if (distance > measurementElement.getTotalLength()) {
|
|
break;
|
|
}
|
|
|
|
lastPathSegment--;
|
|
} while (lastPathSegment > 0);
|
|
|
|
return lastPathSegment;
|
|
};
|
|
}
|
|
|
|
window.SVGPathSeg = SVGPathSeg;
|
|
window.SVGPathSegClosePath = SVGPathSegClosePath;
|
|
window.SVGPathSegMovetoAbs = SVGPathSegMovetoAbs;
|
|
window.SVGPathSegMovetoRel = SVGPathSegMovetoRel;
|
|
window.SVGPathSegLinetoAbs = SVGPathSegLinetoAbs;
|
|
window.SVGPathSegLinetoRel = SVGPathSegLinetoRel;
|
|
window.SVGPathSegCurvetoCubicAbs = SVGPathSegCurvetoCubicAbs;
|
|
window.SVGPathSegCurvetoCubicRel = SVGPathSegCurvetoCubicRel;
|
|
window.SVGPathSegCurvetoQuadraticAbs = SVGPathSegCurvetoQuadraticAbs;
|
|
window.SVGPathSegCurvetoQuadraticRel = SVGPathSegCurvetoQuadraticRel;
|
|
window.SVGPathSegArcAbs = SVGPathSegArcAbs;
|
|
window.SVGPathSegArcRel = SVGPathSegArcRel;
|
|
window.SVGPathSegLinetoHorizontalAbs = SVGPathSegLinetoHorizontalAbs;
|
|
window.SVGPathSegLinetoHorizontalRel = SVGPathSegLinetoHorizontalRel;
|
|
window.SVGPathSegLinetoVerticalAbs = SVGPathSegLinetoVerticalAbs;
|
|
window.SVGPathSegLinetoVerticalRel = SVGPathSegLinetoVerticalRel;
|
|
window.SVGPathSegCurvetoCubicSmoothAbs = SVGPathSegCurvetoCubicSmoothAbs;
|
|
window.SVGPathSegCurvetoCubicSmoothRel = SVGPathSegCurvetoCubicSmoothRel;
|
|
window.SVGPathSegCurvetoQuadraticSmoothAbs = SVGPathSegCurvetoQuadraticSmoothAbs;
|
|
window.SVGPathSegCurvetoQuadraticSmoothRel = SVGPathSegCurvetoQuadraticSmoothRel;
|
|
} // Checking for SVGPathSegList in window checks for the case of an implementation without the
|
|
// SVGPathSegList API.
|
|
// The second check for appendItem is specific to Firefox 59+ which removed only parts of the
|
|
// SVGPathSegList API (e.g., appendItem). In this case we need to re-implement the entire API
|
|
// so the polyfill data (i.e., _list) is used throughout.
|
|
|
|
|
|
if (!('SVGPathSegList' in window) || !('appendItem' in window.SVGPathSegList.prototype)) {
|
|
// Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathSegList
|
|
class SVGPathSegList {
|
|
constructor(pathElement) {
|
|
this._pathElement = pathElement;
|
|
this._list = this._parsePath(this._pathElement.getAttribute('d')); // Use a MutationObserver to catch changes to the path's "d" attribute.
|
|
|
|
this._mutationObserverConfig = {
|
|
attributes: true,
|
|
attributeFilter: ['d']
|
|
};
|
|
this._pathElementMutationObserver = new MutationObserver(this._updateListFromPathMutations.bind(this));
|
|
|
|
this._pathElementMutationObserver.observe(this._pathElement, this._mutationObserverConfig);
|
|
} // Process any pending mutations to the path element and update the list as needed.
|
|
// This should be the first call of all public functions and is needed because
|
|
// MutationObservers are not synchronous so we can have pending asynchronous mutations.
|
|
|
|
|
|
_checkPathSynchronizedToList() {
|
|
this._updateListFromPathMutations(this._pathElementMutationObserver.takeRecords());
|
|
}
|
|
|
|
_updateListFromPathMutations(mutationRecords) {
|
|
if (!this._pathElement) {
|
|
return;
|
|
}
|
|
|
|
let hasPathMutations = false;
|
|
mutationRecords.forEach(record => {
|
|
if (record.attributeName === 'd') {
|
|
hasPathMutations = true;
|
|
}
|
|
});
|
|
|
|
if (hasPathMutations) {
|
|
this._list = this._parsePath(this._pathElement.getAttribute('d'));
|
|
}
|
|
} // Serialize the list and update the path's 'd' attribute.
|
|
|
|
|
|
_writeListToPath() {
|
|
this._pathElementMutationObserver.disconnect();
|
|
|
|
this._pathElement.setAttribute('d', SVGPathSegList._pathSegArrayAsString(this._list));
|
|
|
|
this._pathElementMutationObserver.observe(this._pathElement, this._mutationObserverConfig);
|
|
} // When a path segment changes the list needs to be synchronized back to the path element.
|
|
|
|
|
|
segmentChanged(pathSeg) {
|
|
this._writeListToPath();
|
|
}
|
|
|
|
clear() {
|
|
this._checkPathSynchronizedToList();
|
|
|
|
this._list.forEach(pathSeg => {
|
|
pathSeg._owningPathSegList = null;
|
|
});
|
|
|
|
this._list = [];
|
|
|
|
this._writeListToPath();
|
|
}
|
|
|
|
initialize(newItem) {
|
|
this._checkPathSynchronizedToList();
|
|
|
|
this._list = [newItem];
|
|
newItem._owningPathSegList = this;
|
|
|
|
this._writeListToPath();
|
|
|
|
return newItem;
|
|
}
|
|
|
|
_checkValidIndex(index) {
|
|
if (isNaN(index) || index < 0 || index >= this.numberOfItems) {
|
|
throw new Error('INDEX_SIZE_ERR');
|
|
}
|
|
}
|
|
|
|
getItem(index) {
|
|
this._checkPathSynchronizedToList();
|
|
|
|
this._checkValidIndex(index);
|
|
|
|
return this._list[index];
|
|
}
|
|
|
|
insertItemBefore(newItem, index) {
|
|
this._checkPathSynchronizedToList(); // Spec: If the index is greater than or equal to numberOfItems, then the new item is appended to the end of the list.
|
|
|
|
|
|
if (index > this.numberOfItems) {
|
|
index = this.numberOfItems;
|
|
}
|
|
|
|
if (newItem._owningPathSegList) {
|
|
// SVG2 spec says to make a copy.
|
|
newItem = newItem.clone();
|
|
}
|
|
|
|
this._list.splice(index, 0, newItem);
|
|
|
|
newItem._owningPathSegList = this;
|
|
|
|
this._writeListToPath();
|
|
|
|
return newItem;
|
|
}
|
|
|
|
replaceItem(newItem, index) {
|
|
this._checkPathSynchronizedToList();
|
|
|
|
if (newItem._owningPathSegList) {
|
|
// SVG2 spec says to make a copy.
|
|
newItem = newItem.clone();
|
|
}
|
|
|
|
this._checkValidIndex(index);
|
|
|
|
this._list[index] = newItem;
|
|
newItem._owningPathSegList = this;
|
|
|
|
this._writeListToPath();
|
|
|
|
return newItem;
|
|
}
|
|
|
|
removeItem(index) {
|
|
this._checkPathSynchronizedToList();
|
|
|
|
this._checkValidIndex(index);
|
|
|
|
const item = this._list[index];
|
|
|
|
this._list.splice(index, 1);
|
|
|
|
this._writeListToPath();
|
|
|
|
return item;
|
|
}
|
|
|
|
appendItem(newItem) {
|
|
this._checkPathSynchronizedToList();
|
|
|
|
if (newItem._owningPathSegList) {
|
|
// SVG2 spec says to make a copy.
|
|
newItem = newItem.clone();
|
|
}
|
|
|
|
this._list.push(newItem);
|
|
|
|
newItem._owningPathSegList = this; // TODO: Optimize this to just append to the existing attribute.
|
|
|
|
this._writeListToPath();
|
|
|
|
return newItem;
|
|
} // This closely follows SVGPathParser::parsePath from Source/core/svg/SVGPathParser.cpp.
|
|
|
|
|
|
_parsePath(string) {
|
|
if (!string || !string.length) {
|
|
return [];
|
|
}
|
|
|
|
const owningPathSegList = this; // eslint-disable-line consistent-this
|
|
|
|
class Builder {
|
|
constructor() {
|
|
this.pathSegList = [];
|
|
}
|
|
|
|
appendSegment(pathSeg) {
|
|
this.pathSegList.push(pathSeg);
|
|
}
|
|
|
|
}
|
|
|
|
class Source {
|
|
constructor(string) {
|
|
this._string = string;
|
|
this._currentIndex = 0;
|
|
this._endIndex = this._string.length;
|
|
this._previousCommand = SVGPathSeg.PATHSEG_UNKNOWN;
|
|
|
|
this._skipOptionalSpaces();
|
|
}
|
|
|
|
_isCurrentSpace() {
|
|
const character = this._string[this._currentIndex];
|
|
return character <= ' ' && (character === ' ' || character === '\n' || character === '\t' || character === '\r' || character === '\f');
|
|
}
|
|
|
|
_skipOptionalSpaces() {
|
|
while (this._currentIndex < this._endIndex && this._isCurrentSpace()) {
|
|
this._currentIndex++;
|
|
}
|
|
|
|
return this._currentIndex < this._endIndex;
|
|
}
|
|
|
|
_skipOptionalSpacesOrDelimiter() {
|
|
if (this._currentIndex < this._endIndex && !this._isCurrentSpace() && this._string.charAt(this._currentIndex) !== ',') {
|
|
return false;
|
|
}
|
|
|
|
if (this._skipOptionalSpaces()) {
|
|
if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) === ',') {
|
|
this._currentIndex++;
|
|
|
|
this._skipOptionalSpaces();
|
|
}
|
|
}
|
|
|
|
return this._currentIndex < this._endIndex;
|
|
}
|
|
|
|
hasMoreData() {
|
|
return this._currentIndex < this._endIndex;
|
|
}
|
|
|
|
peekSegmentType() {
|
|
const lookahead = this._string[this._currentIndex];
|
|
return this._pathSegTypeFromChar(lookahead);
|
|
}
|
|
|
|
_pathSegTypeFromChar(lookahead) {
|
|
switch (lookahead) {
|
|
case 'Z':
|
|
case 'z':
|
|
return SVGPathSeg.PATHSEG_CLOSEPATH;
|
|
|
|
case 'M':
|
|
return SVGPathSeg.PATHSEG_MOVETO_ABS;
|
|
|
|
case 'm':
|
|
return SVGPathSeg.PATHSEG_MOVETO_REL;
|
|
|
|
case 'L':
|
|
return SVGPathSeg.PATHSEG_LINETO_ABS;
|
|
|
|
case 'l':
|
|
return SVGPathSeg.PATHSEG_LINETO_REL;
|
|
|
|
case 'C':
|
|
return SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS;
|
|
|
|
case 'c':
|
|
return SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL;
|
|
|
|
case 'Q':
|
|
return SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS;
|
|
|
|
case 'q':
|
|
return SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL;
|
|
|
|
case 'A':
|
|
return SVGPathSeg.PATHSEG_ARC_ABS;
|
|
|
|
case 'a':
|
|
return SVGPathSeg.PATHSEG_ARC_REL;
|
|
|
|
case 'H':
|
|
return SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS;
|
|
|
|
case 'h':
|
|
return SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL;
|
|
|
|
case 'V':
|
|
return SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS;
|
|
|
|
case 'v':
|
|
return SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL;
|
|
|
|
case 'S':
|
|
return SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS;
|
|
|
|
case 's':
|
|
return SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL;
|
|
|
|
case 'T':
|
|
return SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS;
|
|
|
|
case 't':
|
|
return SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL;
|
|
|
|
default:
|
|
return SVGPathSeg.PATHSEG_UNKNOWN;
|
|
}
|
|
}
|
|
|
|
_nextCommandHelper(lookahead, previousCommand) {
|
|
// Check for remaining coordinates in the current command.
|
|
if ((lookahead === '+' || lookahead === '-' || lookahead === '.' || lookahead >= '0' && lookahead <= '9') && previousCommand !== SVGPathSeg.PATHSEG_CLOSEPATH) {
|
|
if (previousCommand === SVGPathSeg.PATHSEG_MOVETO_ABS) {
|
|
return SVGPathSeg.PATHSEG_LINETO_ABS;
|
|
}
|
|
|
|
if (previousCommand === SVGPathSeg.PATHSEG_MOVETO_REL) {
|
|
return SVGPathSeg.PATHSEG_LINETO_REL;
|
|
}
|
|
|
|
return previousCommand;
|
|
}
|
|
|
|
return SVGPathSeg.PATHSEG_UNKNOWN;
|
|
}
|
|
|
|
initialCommandIsMoveTo() {
|
|
// If the path is empty it is still valid, so return true.
|
|
if (!this.hasMoreData()) {
|
|
return true;
|
|
}
|
|
|
|
const command = this.peekSegmentType(); // Path must start with moveTo.
|
|
|
|
return command === SVGPathSeg.PATHSEG_MOVETO_ABS || command === SVGPathSeg.PATHSEG_MOVETO_REL;
|
|
} // Parse a number from an SVG path. This very closely follows genericParseNumber(...) from Source/core/svg/SVGParserUtilities.cpp.
|
|
// Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-PathDataBNF
|
|
|
|
|
|
_parseNumber() {
|
|
let exponent = 0;
|
|
let integer = 0;
|
|
let frac = 1;
|
|
let decimal = 0;
|
|
let sign = 1;
|
|
let expsign = 1;
|
|
const startIndex = this._currentIndex;
|
|
|
|
this._skipOptionalSpaces(); // Read the sign.
|
|
|
|
|
|
if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) === '+') {
|
|
this._currentIndex++;
|
|
} else if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) === '-') {
|
|
this._currentIndex++;
|
|
sign = -1;
|
|
}
|
|
|
|
if (this._currentIndex === this._endIndex || (this._string.charAt(this._currentIndex) < '0' || this._string.charAt(this._currentIndex) > '9') && this._string.charAt(this._currentIndex) !== '.') {
|
|
// The first character of a number must be one of [0-9+-.].
|
|
return undefined;
|
|
} // Read the integer part, build right-to-left.
|
|
|
|
|
|
const startIntPartIndex = this._currentIndex;
|
|
|
|
while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= '0' && this._string.charAt(this._currentIndex) <= '9') {
|
|
this._currentIndex++; // Advance to first non-digit.
|
|
}
|
|
|
|
if (this._currentIndex !== startIntPartIndex) {
|
|
let scanIntPartIndex = this._currentIndex - 1;
|
|
let multiplier = 1;
|
|
|
|
while (scanIntPartIndex >= startIntPartIndex) {
|
|
integer += multiplier * (this._string.charAt(scanIntPartIndex--) - '0');
|
|
multiplier *= 10;
|
|
}
|
|
} // Read the decimals.
|
|
|
|
|
|
if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) === '.') {
|
|
this._currentIndex++; // There must be a least one digit following the .
|
|
|
|
if (this._currentIndex >= this._endIndex || this._string.charAt(this._currentIndex) < '0' || this._string.charAt(this._currentIndex) > '9') {
|
|
return undefined;
|
|
}
|
|
|
|
while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= '0' && this._string.charAt(this._currentIndex) <= '9') {
|
|
frac *= 10;
|
|
decimal += (this._string.charAt(this._currentIndex) - '0') / frac;
|
|
this._currentIndex += 1;
|
|
}
|
|
} // Read the exponent part.
|
|
|
|
|
|
if (this._currentIndex !== startIndex && this._currentIndex + 1 < this._endIndex && (this._string.charAt(this._currentIndex) === 'e' || this._string.charAt(this._currentIndex) === 'E') && this._string.charAt(this._currentIndex + 1) !== 'x' && this._string.charAt(this._currentIndex + 1) !== 'm') {
|
|
this._currentIndex++; // Read the sign of the exponent.
|
|
|
|
if (this._string.charAt(this._currentIndex) === '+') {
|
|
this._currentIndex++;
|
|
} else if (this._string.charAt(this._currentIndex) === '-') {
|
|
this._currentIndex++;
|
|
expsign = -1;
|
|
} // There must be an exponent.
|
|
|
|
|
|
if (this._currentIndex >= this._endIndex || this._string.charAt(this._currentIndex) < '0' || this._string.charAt(this._currentIndex) > '9') {
|
|
return undefined;
|
|
}
|
|
|
|
while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= '0' && this._string.charAt(this._currentIndex) <= '9') {
|
|
exponent *= 10;
|
|
exponent += this._string.charAt(this._currentIndex) - '0';
|
|
this._currentIndex++;
|
|
}
|
|
}
|
|
|
|
let number = integer + decimal;
|
|
number *= sign;
|
|
|
|
if (exponent) {
|
|
number *= 10 ** (expsign * exponent);
|
|
}
|
|
|
|
if (startIndex === this._currentIndex) {
|
|
return undefined;
|
|
}
|
|
|
|
this._skipOptionalSpacesOrDelimiter();
|
|
|
|
return number;
|
|
}
|
|
|
|
_parseArcFlag() {
|
|
if (this._currentIndex >= this._endIndex) {
|
|
return undefined;
|
|
}
|
|
|
|
let flag = false;
|
|
|
|
const flagChar = this._string.charAt(this._currentIndex++);
|
|
|
|
if (flagChar === '0') {
|
|
flag = false;
|
|
} else if (flagChar === '1') {
|
|
flag = true;
|
|
} else {
|
|
return undefined;
|
|
}
|
|
|
|
this._skipOptionalSpacesOrDelimiter();
|
|
|
|
return flag;
|
|
}
|
|
|
|
parseSegment() {
|
|
const lookahead = this._string[this._currentIndex];
|
|
|
|
let command = this._pathSegTypeFromChar(lookahead);
|
|
|
|
if (command === SVGPathSeg.PATHSEG_UNKNOWN) {
|
|
// Possibly an implicit command. Not allowed if this is the first command.
|
|
if (this._previousCommand === SVGPathSeg.PATHSEG_UNKNOWN) {
|
|
return null;
|
|
}
|
|
|
|
command = this._nextCommandHelper(lookahead, this._previousCommand);
|
|
|
|
if (command === SVGPathSeg.PATHSEG_UNKNOWN) {
|
|
return null;
|
|
}
|
|
} else {
|
|
this._currentIndex++;
|
|
}
|
|
|
|
this._previousCommand = command;
|
|
|
|
switch (command) {
|
|
case SVGPathSeg.PATHSEG_MOVETO_REL:
|
|
return new SVGPathSegMovetoRel(owningPathSegList, this._parseNumber(), this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_MOVETO_ABS:
|
|
return new SVGPathSegMovetoAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_LINETO_REL:
|
|
return new SVGPathSegLinetoRel(owningPathSegList, this._parseNumber(), this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_LINETO_ABS:
|
|
return new SVGPathSegLinetoAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL:
|
|
return new SVGPathSegLinetoHorizontalRel(owningPathSegList, this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS:
|
|
return new SVGPathSegLinetoHorizontalAbs(owningPathSegList, this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL:
|
|
return new SVGPathSegLinetoVerticalRel(owningPathSegList, this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS:
|
|
return new SVGPathSegLinetoVerticalAbs(owningPathSegList, this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_CLOSEPATH:
|
|
this._skipOptionalSpaces();
|
|
|
|
return new SVGPathSegClosePath(owningPathSegList);
|
|
|
|
case SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL:
|
|
{
|
|
const points = {
|
|
x1: this._parseNumber(),
|
|
y1: this._parseNumber(),
|
|
x2: this._parseNumber(),
|
|
y2: this._parseNumber(),
|
|
x: this._parseNumber(),
|
|
y: this._parseNumber()
|
|
};
|
|
return new SVGPathSegCurvetoCubicRel(owningPathSegList, points.x, points.y, points.x1, points.y1, points.x2, points.y2);
|
|
}
|
|
|
|
case SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS:
|
|
{
|
|
const points = {
|
|
x1: this._parseNumber(),
|
|
y1: this._parseNumber(),
|
|
x2: this._parseNumber(),
|
|
y2: this._parseNumber(),
|
|
x: this._parseNumber(),
|
|
y: this._parseNumber()
|
|
};
|
|
return new SVGPathSegCurvetoCubicAbs(owningPathSegList, points.x, points.y, points.x1, points.y1, points.x2, points.y2);
|
|
}
|
|
|
|
case SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL:
|
|
{
|
|
const points = {
|
|
x2: this._parseNumber(),
|
|
y2: this._parseNumber(),
|
|
x: this._parseNumber(),
|
|
y: this._parseNumber()
|
|
};
|
|
return new SVGPathSegCurvetoCubicSmoothRel(owningPathSegList, points.x, points.y, points.x2, points.y2);
|
|
}
|
|
|
|
case SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS:
|
|
{
|
|
const points = {
|
|
x2: this._parseNumber(),
|
|
y2: this._parseNumber(),
|
|
x: this._parseNumber(),
|
|
y: this._parseNumber()
|
|
};
|
|
return new SVGPathSegCurvetoCubicSmoothAbs(owningPathSegList, points.x, points.y, points.x2, points.y2);
|
|
}
|
|
|
|
case SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL:
|
|
{
|
|
const points = {
|
|
x1: this._parseNumber(),
|
|
y1: this._parseNumber(),
|
|
x: this._parseNumber(),
|
|
y: this._parseNumber()
|
|
};
|
|
return new SVGPathSegCurvetoQuadraticRel(owningPathSegList, points.x, points.y, points.x1, points.y1);
|
|
}
|
|
|
|
case SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS:
|
|
{
|
|
const points = {
|
|
x1: this._parseNumber(),
|
|
y1: this._parseNumber(),
|
|
x: this._parseNumber(),
|
|
y: this._parseNumber()
|
|
};
|
|
return new SVGPathSegCurvetoQuadraticAbs(owningPathSegList, points.x, points.y, points.x1, points.y1);
|
|
}
|
|
|
|
case SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL:
|
|
return new SVGPathSegCurvetoQuadraticSmoothRel(owningPathSegList, this._parseNumber(), this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS:
|
|
return new SVGPathSegCurvetoQuadraticSmoothAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
|
|
|
|
case SVGPathSeg.PATHSEG_ARC_REL:
|
|
{
|
|
const points = {
|
|
x1: this._parseNumber(),
|
|
y1: this._parseNumber(),
|
|
arcAngle: this._parseNumber(),
|
|
arcLarge: this._parseArcFlag(),
|
|
arcSweep: this._parseArcFlag(),
|
|
x: this._parseNumber(),
|
|
y: this._parseNumber()
|
|
};
|
|
return new SVGPathSegArcRel(owningPathSegList, points.x, points.y, points.x1, points.y1, points.arcAngle, points.arcLarge, points.arcSweep);
|
|
}
|
|
|
|
case SVGPathSeg.PATHSEG_ARC_ABS:
|
|
{
|
|
const points = {
|
|
x1: this._parseNumber(),
|
|
y1: this._parseNumber(),
|
|
arcAngle: this._parseNumber(),
|
|
arcLarge: this._parseArcFlag(),
|
|
arcSweep: this._parseArcFlag(),
|
|
x: this._parseNumber(),
|
|
y: this._parseNumber()
|
|
};
|
|
return new SVGPathSegArcAbs(owningPathSegList, points.x, points.y, points.x1, points.y1, points.arcAngle, points.arcLarge, points.arcSweep);
|
|
}
|
|
|
|
default:
|
|
throw new Error('Unknown path seg type.');
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
const builder = new Builder();
|
|
const source = new Source(string);
|
|
|
|
if (!source.initialCommandIsMoveTo()) {
|
|
return [];
|
|
}
|
|
|
|
while (source.hasMoreData()) {
|
|
const pathSeg = source.parseSegment();
|
|
|
|
if (!pathSeg) {
|
|
return [];
|
|
}
|
|
|
|
builder.appendSegment(pathSeg);
|
|
}
|
|
|
|
return builder.pathSegList;
|
|
} // STATIC
|
|
|
|
|
|
static _pathSegArrayAsString(pathSegArray) {
|
|
let string = '';
|
|
let first = true;
|
|
pathSegArray.forEach(pathSeg => {
|
|
if (first) {
|
|
first = false;
|
|
string += pathSeg._asPathString();
|
|
} else {
|
|
string += ' ' + pathSeg._asPathString();
|
|
}
|
|
});
|
|
return string;
|
|
}
|
|
|
|
}
|
|
|
|
SVGPathSegList.prototype.classname = 'SVGPathSegList';
|
|
Object.defineProperty(SVGPathSegList.prototype, 'numberOfItems', {
|
|
get() {
|
|
this._checkPathSynchronizedToList();
|
|
|
|
return this._list.length;
|
|
},
|
|
|
|
enumerable: true
|
|
}); // Add the pathSegList accessors to SVGPathElement.
|
|
// Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGAnimatedPathData
|
|
|
|
Object.defineProperties(SVGPathElement.prototype, {
|
|
pathSegList: {
|
|
get() {
|
|
if (!this._pathSegList) {
|
|
this._pathSegList = new SVGPathSegList(this);
|
|
}
|
|
|
|
return this._pathSegList;
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
// TODO: The following are not implemented and simply return SVGPathElement.pathSegList.
|
|
normalizedPathSegList: {
|
|
get() {
|
|
return this.pathSegList;
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
animatedPathSegList: {
|
|
get() {
|
|
return this.pathSegList;
|
|
},
|
|
|
|
enumerable: true
|
|
},
|
|
animatedNormalizedPathSegList: {
|
|
get() {
|
|
return this.pathSegList;
|
|
},
|
|
|
|
enumerable: true
|
|
}
|
|
});
|
|
window.SVGPathSegList = SVGPathSegList;
|
|
}
|
|
})();
|
|
|
|
/**
|
|
* @file ext-closepath.js
|
|
*
|
|
* @license MIT
|
|
*
|
|
* @copyright 2010 Jeff Schiller
|
|
*
|
|
*/
|
|
// The button toggles whether the path is open or closed
|
|
|
|
var extClosepath = {
|
|
name: 'closepath',
|
|
|
|
async init({
|
|
importLocale,
|
|
$
|
|
}) {
|
|
const strings = await importLocale();
|
|
const svgEditor = this;
|
|
let selElems;
|
|
|
|
const updateButton = function (path) {
|
|
const seglist = path.pathSegList,
|
|
closed = seglist.getItem(seglist.numberOfItems - 1).pathSegType === 1,
|
|
showbutton = closed ? '#tool_openpath' : '#tool_closepath',
|
|
hidebutton = closed ? '#tool_closepath' : '#tool_openpath';
|
|
$(hidebutton).hide();
|
|
$(showbutton).show();
|
|
};
|
|
|
|
const showPanel = function (on) {
|
|
$('#closepath_panel').toggle(on);
|
|
|
|
if (on) {
|
|
const path = selElems[0];
|
|
|
|
if (path) {
|
|
updateButton(path);
|
|
}
|
|
}
|
|
};
|
|
|
|
const toggleClosed = function () {
|
|
const path = selElems[0];
|
|
|
|
if (path) {
|
|
const seglist = path.pathSegList,
|
|
last = seglist.numberOfItems - 1; // is closed
|
|
|
|
if (seglist.getItem(last).pathSegType === 1) {
|
|
seglist.removeItem(last);
|
|
} else {
|
|
seglist.appendItem(path.createSVGPathSegClosePath());
|
|
}
|
|
|
|
updateButton(path);
|
|
}
|
|
};
|
|
|
|
const buttons = [{
|
|
id: 'tool_openpath',
|
|
icon: svgEditor.curConfig.extIconsPath + 'openpath.png',
|
|
type: 'context',
|
|
panel: 'closepath_panel',
|
|
events: {
|
|
click() {
|
|
toggleClosed();
|
|
}
|
|
|
|
}
|
|
}, {
|
|
id: 'tool_closepath',
|
|
icon: svgEditor.curConfig.extIconsPath + 'closepath.png',
|
|
type: 'context',
|
|
panel: 'closepath_panel',
|
|
events: {
|
|
click() {
|
|
toggleClosed();
|
|
}
|
|
|
|
}
|
|
}];
|
|
return {
|
|
name: strings.name,
|
|
svgicons: svgEditor.curConfig.extIconsPath + 'closepath_icons.svg',
|
|
buttons: strings.buttons.map((button, i) => {
|
|
return Object.assign(buttons[i], button);
|
|
}),
|
|
|
|
callback() {
|
|
$('#closepath_panel').hide();
|
|
},
|
|
|
|
selectedChanged(opts) {
|
|
selElems = opts.elems;
|
|
let i = selElems.length;
|
|
|
|
while (i--) {
|
|
const elem = selElems[i];
|
|
|
|
if (elem && elem.tagName === 'path') {
|
|
if (opts.selectedElement && !opts.multiselected) {
|
|
showPanel(true);
|
|
} else {
|
|
showPanel(false);
|
|
}
|
|
} else {
|
|
showPanel(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
};
|
|
}
|
|
|
|
};
|
|
|
|
return extClosepath;
|
|
|
|
}());
|