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3564 lines
94 KiB
3564 lines
94 KiB
/*
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YUI 3.17.2 (build 9c3c78e)
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Copyright 2014 Yahoo! Inc. All rights reserved.
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Licensed under the BSD License.
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http://yuilibrary.com/license/
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*/
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YUI.add('graphics-svg', function (Y, NAME) {
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var IMPLEMENTATION = "svg",
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SHAPE = "shape",
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SPLITPATHPATTERN = /[a-z][^a-z]*/ig,
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SPLITARGSPATTERN = /[\-]?[0-9]*[0-9|\.][0-9]*/g,
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Y_LANG = Y.Lang,
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AttributeLite = Y.AttributeLite,
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SVGGraphic,
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SVGShape,
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SVGCircle,
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SVGRect,
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SVGPath,
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SVGEllipse,
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SVGPieSlice,
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DOCUMENT = Y.config.doc,
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_getClassName = Y.ClassNameManager.getClassName;
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function SVGDrawing(){}
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/**
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* <a href="http://www.w3.org/TR/SVG/">SVG</a> implementation of the <a href="Drawing.html">`Drawing`</a> class.
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* `SVGDrawing` is not intended to be used directly. Instead, use the <a href="Drawing.html">`Drawing`</a> class.
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* If the browser has <a href="http://www.w3.org/TR/SVG/">SVG</a> capabilities, the <a href="Drawing.html">`Drawing`</a>
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* class will point to the `SVGDrawing` class.
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*
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* @module graphics
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* @class SVGDrawing
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* @constructor
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*/
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SVGDrawing.prototype = {
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/**
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* Rounds a value to the nearest hundredth.
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*
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* @method _round
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* @param {Number} val Value to be rounded.
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* @return Number
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* @private
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*/
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_round: function(val) {
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return Math.round(val * 100)/100;
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},
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/**
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* Maps path to methods
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*
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* @property _pathSymbolToMethod
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* @type Object
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* @private
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*/
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_pathSymbolToMethod: {
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M: "moveTo",
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m: "relativeMoveTo",
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L: "lineTo",
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l: "relativeLineTo",
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C: "curveTo",
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c: "relativeCurveTo",
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Q: "quadraticCurveTo",
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q: "relativeQuadraticCurveTo",
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z: "closePath",
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Z: "closePath"
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},
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/**
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* Current x position of the drawing.
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*
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* @property _currentX
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* @type Number
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* @private
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*/
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_currentX: 0,
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/**
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* Current y position of the drqwing.
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*
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* @property _currentY
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* @type Number
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* @private
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*/
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_currentY: 0,
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/**
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* Indicates the type of shape
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*
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* @private
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* @property _type
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* @readOnly
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* @type String
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*/
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_type: "path",
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/**
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* Draws a bezier curve.
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*
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* @method curveTo
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* @param {Number} cp1x x-coordinate for the first control point.
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* @param {Number} cp1y y-coordinate for the first control point.
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* @param {Number} cp2x x-coordinate for the second control point.
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* @param {Number} cp2y y-coordinate for the second control point.
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* @param {Number} x x-coordinate for the end point.
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* @param {Number} y y-coordinate for the end point.
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* @chainable
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*/
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curveTo: function() {
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this._curveTo.apply(this, [Y.Array(arguments), false]);
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return this;
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},
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/**
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* Draws a bezier curve relative to the current coordinates.
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*
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* @method relativeCurveTo
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* @param {Number} cp1x x-coordinate for the first control point.
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* @param {Number} cp1y y-coordinate for the first control point.
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* @param {Number} cp2x x-coordinate for the second control point.
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* @param {Number} cp2y y-coordinate for the second control point.
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* @param {Number} x x-coordinate for the end point.
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* @param {Number} y y-coordinate for the end point.
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* @chainable
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*/
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relativeCurveTo: function() {
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this._curveTo.apply(this, [Y.Array(arguments), true]);
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return this;
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},
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/**
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* Implements curveTo methods.
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*
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* @method _curveTo
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* @param {Array} args The arguments to be used.
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* @param {Boolean} relative Indicates whether or not to use relative coordinates.
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* @private
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*/
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_curveTo: function(args, relative) {
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var w,
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h,
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pts,
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cp1x,
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cp1y,
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cp2x,
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cp2y,
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x,
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y,
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right,
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left,
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bottom,
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top,
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i,
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len,
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pathArrayLen,
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currentArray,
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command = relative ? "c" : "C",
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relativeX = relative ? parseFloat(this._currentX) : 0,
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relativeY = relative ? parseFloat(this._currentY) : 0;
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this._pathArray = this._pathArray || [];
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if(this._pathType !== command)
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{
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this._pathType = command;
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currentArray = [command];
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this._pathArray.push(currentArray);
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}
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else
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{
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currentArray = this._pathArray[Math.max(0, this._pathArray.length - 1)];
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if(!currentArray)
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{
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currentArray = [];
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this._pathArray.push(currentArray);
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}
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}
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pathArrayLen = this._pathArray.length - 1;
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this._pathArray[pathArrayLen] = this._pathArray[pathArrayLen].concat(args);
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len = args.length - 5;
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for(i = 0; i < len; i = i + 6)
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{
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cp1x = parseFloat(args[i]) + relativeX;
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cp1y = parseFloat(args[i + 1]) + relativeY;
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cp2x = parseFloat(args[i + 2]) + relativeX;
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cp2y = parseFloat(args[i + 3]) + relativeY;
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x = parseFloat(args[i + 4]) + relativeX;
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y = parseFloat(args[i + 5]) + relativeY;
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right = Math.max(x, Math.max(cp1x, cp2x));
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bottom = Math.max(y, Math.max(cp1y, cp2y));
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left = Math.min(x, Math.min(cp1x, cp2x));
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top = Math.min(y, Math.min(cp1y, cp2y));
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w = Math.abs(right - left);
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h = Math.abs(bottom - top);
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pts = [[this._currentX, this._currentY] , [cp1x, cp1y], [cp2x, cp2y], [x, y]];
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this._setCurveBoundingBox(pts, w, h);
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this._currentX = x;
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this._currentY = y;
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}
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},
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/**
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* Draws a quadratic bezier curve.
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*
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* @method quadraticCurveTo
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* @param {Number} cpx x-coordinate for the control point.
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* @param {Number} cpy y-coordinate for the control point.
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* @param {Number} x x-coordinate for the end point.
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* @param {Number} y y-coordinate for the end point.
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* @chainable
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*/
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quadraticCurveTo: function() {
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this._quadraticCurveTo.apply(this, [Y.Array(arguments), false]);
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return this;
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},
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/**
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* Draws a quadratic bezier curve relative to the current position.
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*
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* @method quadraticCurveTo
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* @param {Number} cpx x-coordinate for the control point.
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* @param {Number} cpy y-coordinate for the control point.
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* @param {Number} x x-coordinate for the end point.
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* @param {Number} y y-coordinate for the end point.
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* @chainable
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*/
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relativeQuadraticCurveTo: function() {
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this._quadraticCurveTo.apply(this, [Y.Array(arguments), true]);
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return this;
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},
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/**
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* Implements quadraticCurveTo methods.
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*
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* @method _quadraticCurveTo
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* @param {Array} args The arguments to be used.
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* @param {Boolean} relative Indicates whether or not to use relative coordinates.
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* @private
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*/
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_quadraticCurveTo: function(args, relative) {
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var cpx,
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cpy,
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x,
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y,
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pathArrayLen,
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currentArray,
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w,
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h,
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pts,
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right,
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left,
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bottom,
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top,
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i,
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len,
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command = relative ? "q" : "Q",
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relativeX = relative ? parseFloat(this._currentX) : 0,
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relativeY = relative ? parseFloat(this._currentY) : 0;
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this._pathArray = this._pathArray || [];
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if(this._pathType !== command)
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{
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this._pathType = command;
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currentArray = [command];
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this._pathArray.push(currentArray);
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}
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else
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{
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currentArray = this._pathArray[Math.max(0, this._pathArray.length - 1)];
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if(!currentArray)
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{
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currentArray = [];
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this._pathArray.push(currentArray);
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}
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}
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pathArrayLen = this._pathArray.length - 1;
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this._pathArray[pathArrayLen] = this._pathArray[pathArrayLen].concat(args);
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len = args.length - 3;
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for(i = 0; i < len; i = i + 4)
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{
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cpx = parseFloat(args[i]) + relativeX;
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cpy = parseFloat(args[i + 1]) + relativeY;
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x = parseFloat(args[i + 2]) + relativeX;
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y = parseFloat(args[i + 3]) + relativeY;
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right = Math.max(x, cpx);
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bottom = Math.max(y, cpy);
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left = Math.min(x, cpx);
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top = Math.min(y, cpy);
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w = Math.abs(right - left);
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h = Math.abs(bottom - top);
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pts = [[this._currentX, this._currentY] , [cpx, cpy], [x, y]];
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this._setCurveBoundingBox(pts, w, h);
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this._currentX = x;
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this._currentY = y;
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}
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},
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/**
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* Draws a rectangle.
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*
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* @method drawRect
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* @param {Number} x x-coordinate
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* @param {Number} y y-coordinate
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* @param {Number} w width
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* @param {Number} h height
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* @chainable
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*/
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drawRect: function(x, y, w, h) {
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this.moveTo(x, y);
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this.lineTo(x + w, y);
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this.lineTo(x + w, y + h);
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this.lineTo(x, y + h);
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this.lineTo(x, y);
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return this;
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},
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/**
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* Draws a rectangle with rounded corners.
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*
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* @method drawRoundRect
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* @param {Number} x x-coordinate
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* @param {Number} y y-coordinate
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* @param {Number} w width
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* @param {Number} h height
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* @param {Number} ew width of the ellipse used to draw the rounded corners
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* @param {Number} eh height of the ellipse used to draw the rounded corners
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* @chainable
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*/
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drawRoundRect: function(x, y, w, h, ew, eh) {
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this.moveTo(x, y + eh);
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this.lineTo(x, y + h - eh);
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this.quadraticCurveTo(x, y + h, x + ew, y + h);
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this.lineTo(x + w - ew, y + h);
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this.quadraticCurveTo(x + w, y + h, x + w, y + h - eh);
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this.lineTo(x + w, y + eh);
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this.quadraticCurveTo(x + w, y, x + w - ew, y);
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this.lineTo(x + ew, y);
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this.quadraticCurveTo(x, y, x, y + eh);
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return this;
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},
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/**
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* Draws a circle.
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*
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* @method drawCircle
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* @param {Number} x y-coordinate
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* @param {Number} y x-coordinate
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* @param {Number} r radius
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* @chainable
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* @protected
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*/
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drawCircle: function(x, y, radius) {
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var circum = radius * 2;
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this._drawingComplete = false;
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this._trackSize(x, y);
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this._trackSize(x + circum, y + circum);
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this._pathArray = this._pathArray || [];
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this._pathArray.push(["M", x + radius, y]);
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this._pathArray.push(["A", radius, radius, 0, 1, 0, x + radius, y + circum]);
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this._pathArray.push(["A", radius, radius, 0, 1, 0, x + radius, y]);
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this._currentX = x;
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this._currentY = y;
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return this;
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},
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/**
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* Draws an ellipse.
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*
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* @method drawEllipse
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* @param {Number} x x-coordinate
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* @param {Number} y y-coordinate
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* @param {Number} w width
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* @param {Number} h height
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* @chainable
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* @protected
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*/
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drawEllipse: function(x, y, w, h) {
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var radius = w * 0.5,
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yRadius = h * 0.5;
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this._drawingComplete = false;
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this._trackSize(x, y);
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this._trackSize(x + w, y + h);
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this._pathArray = this._pathArray || [];
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this._pathArray.push(["M", x + radius, y]);
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this._pathArray.push(["A", radius, yRadius, 0, 1, 0, x + radius, y + h]);
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this._pathArray.push(["A", radius, yRadius, 0, 1, 0, x + radius, y]);
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this._currentX = x;
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this._currentY = y;
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return this;
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},
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/**
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* Draws a diamond.
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*
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* @method drawDiamond
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* @param {Number} x y-coordinate
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* @param {Number} y x-coordinate
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* @param {Number} width width
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* @param {Number} height height
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* @chainable
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* @protected
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*/
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drawDiamond: function(x, y, width, height)
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{
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var midWidth = width * 0.5,
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midHeight = height * 0.5;
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this.moveTo(x + midWidth, y);
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this.lineTo(x + width, y + midHeight);
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this.lineTo(x + midWidth, y + height);
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this.lineTo(x, y + midHeight);
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this.lineTo(x + midWidth, y);
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return this;
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},
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/**
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* Draws a wedge.
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*
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* @method drawWedge
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* @param {Number} x x-coordinate of the wedge's center point
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* @param {Number} y y-coordinate of the wedge's center point
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* @param {Number} startAngle starting angle in degrees
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* @param {Number} arc sweep of the wedge. Negative values draw clockwise.
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* @param {Number} radius radius of wedge. If [optional] yRadius is defined, then radius is the x radius.
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* @param {Number} yRadius [optional] y radius for wedge.
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* @chainable
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* @private
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*/
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drawWedge: function(x, y, startAngle, arc, radius, yRadius)
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{
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var segs,
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segAngle,
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theta,
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angle,
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angleMid,
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ax,
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ay,
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bx,
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by,
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cx,
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cy,
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i,
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diameter = radius * 2,
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currentArray,
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pathArrayLen;
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this._pathArray = this._pathArray || [];
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yRadius = yRadius || radius;
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if(this._pathType !== "M")
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{
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this._pathType = "M";
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currentArray = ["M"];
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this._pathArray.push(currentArray);
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}
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else
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{
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currentArray = this._getCurrentArray();
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}
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pathArrayLen = this._pathArray.length - 1;
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this._pathArray[pathArrayLen].push(x);
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this._pathArray[pathArrayLen].push(x);
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// limit sweep to reasonable numbers
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if(Math.abs(arc) > 360)
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{
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arc = 360;
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}
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// First we calculate how many segments are needed
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// for a smooth arc.
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segs = Math.ceil(Math.abs(arc) / 45);
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// Now calculate the sweep of each segment.
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segAngle = arc / segs;
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// The math requires radians rather than degrees. To convert from degrees
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// use the formula (degrees/180)*Math.PI to get radians.
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theta = -(segAngle / 180) * Math.PI;
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|
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// convert angle startAngle to radians
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angle = (startAngle / 180) * Math.PI;
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if(segs > 0)
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{
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// draw a line from the center to the start of the curve
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ax = x + Math.cos(startAngle / 180 * Math.PI) * radius;
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ay = y + Math.sin(startAngle / 180 * Math.PI) * yRadius;
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this._pathType = "L";
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pathArrayLen++;
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this._pathArray[pathArrayLen] = ["L"];
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this._pathArray[pathArrayLen].push(this._round(ax));
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this._pathArray[pathArrayLen].push(this._round(ay));
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pathArrayLen++;
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this._pathType = "Q";
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this._pathArray[pathArrayLen] = ["Q"];
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for(i = 0; i < segs; ++i)
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{
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angle += theta;
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angleMid = angle - (theta / 2);
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bx = x + Math.cos(angle) * radius;
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by = y + Math.sin(angle) * yRadius;
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cx = x + Math.cos(angleMid) * (radius / Math.cos(theta / 2));
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cy = y + Math.sin(angleMid) * (yRadius / Math.cos(theta / 2));
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this._pathArray[pathArrayLen].push(this._round(cx));
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this._pathArray[pathArrayLen].push(this._round(cy));
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this._pathArray[pathArrayLen].push(this._round(bx));
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this._pathArray[pathArrayLen].push(this._round(by));
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}
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}
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this._currentX = x;
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this._currentY = y;
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this._trackSize(diameter, diameter);
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return this;
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|
},
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|
|
|
/**
|
|
* Draws a line segment using the current line style from the current drawing position to the specified x and y coordinates.
|
|
*
|
|
* @method lineTo
|
|
* @param {Number} point1 x-coordinate for the end point.
|
|
* @param {Number} point2 y-coordinate for the end point.
|
|
* @chainable
|
|
*/
|
|
lineTo: function()
|
|
{
|
|
this._lineTo.apply(this, [Y.Array(arguments), false]);
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Draws a line segment using the current line style from the current drawing position to the relative x and y coordinates.
|
|
*
|
|
* @method relativeLineTo
|
|
* @param {Number} point1 x-coordinate for the end point.
|
|
* @param {Number} point2 y-coordinate for the end point.
|
|
* @chainable
|
|
*/
|
|
relativeLineTo: function()
|
|
{
|
|
this._lineTo.apply(this, [Y.Array(arguments), true]);
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Implements lineTo methods.
|
|
*
|
|
* @method _lineTo
|
|
* @param {Array} args The arguments to be used.
|
|
* @param {Boolean} relative Indicates whether or not to use relative coordinates.
|
|
* @private
|
|
*/
|
|
_lineTo: function(args, relative) {
|
|
var point1 = args[0],
|
|
i,
|
|
len,
|
|
pathArrayLen,
|
|
currentArray,
|
|
x,
|
|
y,
|
|
command = relative ? "l" : "L",
|
|
relativeX = relative ? parseFloat(this._currentX) : 0,
|
|
relativeY = relative ? parseFloat(this._currentY) : 0;
|
|
this._pathArray = this._pathArray || [];
|
|
this._shapeType = "path";
|
|
len = args.length;
|
|
if(this._pathType !== command)
|
|
{
|
|
this._pathType = command;
|
|
currentArray = [command];
|
|
this._pathArray.push(currentArray);
|
|
}
|
|
else
|
|
{
|
|
currentArray = this._getCurrentArray();
|
|
}
|
|
pathArrayLen = this._pathArray.length - 1;
|
|
if (typeof point1 === 'string' || typeof point1 === 'number') {
|
|
for (i = 0; i < len; i = i + 2) {
|
|
x = parseFloat(args[i]);
|
|
y = parseFloat(args[i + 1]);
|
|
this._pathArray[pathArrayLen].push(x);
|
|
this._pathArray[pathArrayLen].push(y);
|
|
x = x + relativeX;
|
|
y = y + relativeY;
|
|
this._currentX = x;
|
|
this._currentY = y;
|
|
this._trackSize.apply(this, [x, y]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (i = 0; i < len; ++i) {
|
|
x = parseFloat(args[i][0]);
|
|
y = parseFloat(args[i][1]);
|
|
this._pathArray[pathArrayLen].push(x);
|
|
this._pathArray[pathArrayLen].push(y);
|
|
this._currentX = x;
|
|
this._currentY = y;
|
|
x = x + relativeX;
|
|
y = y + relativeY;
|
|
this._trackSize.apply(this, [x, y]);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Moves the current drawing position to specified x and y coordinates.
|
|
*
|
|
* @method moveTo
|
|
* @param {Number} x x-coordinate for the end point.
|
|
* @param {Number} y y-coordinate for the end point.
|
|
* @chainable
|
|
*/
|
|
moveTo: function()
|
|
{
|
|
this._moveTo.apply(this, [Y.Array(arguments), false]);
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Moves the current drawing position relative to specified x and y coordinates.
|
|
*
|
|
* @method relativeMoveTo
|
|
* @param {Number} x x-coordinate for the end point.
|
|
* @param {Number} y y-coordinate for the end point.
|
|
* @chainable
|
|
*/
|
|
relativeMoveTo: function()
|
|
{
|
|
this._moveTo.apply(this, [Y.Array(arguments), true]);
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Implements moveTo methods.
|
|
*
|
|
* @method _moveTo
|
|
* @param {Array} args The arguments to be used.
|
|
* @param {Boolean} relative Indicates whether or not to use relative coordinates.
|
|
* @private
|
|
*/
|
|
_moveTo: function(args, relative) {
|
|
var pathArrayLen,
|
|
currentArray,
|
|
x = parseFloat(args[0]),
|
|
y = parseFloat(args[1]),
|
|
command = relative ? "m" : "M",
|
|
relativeX = relative ? parseFloat(this._currentX) : 0,
|
|
relativeY = relative ? parseFloat(this._currentY) : 0;
|
|
this._pathArray = this._pathArray || [];
|
|
this._pathType = command;
|
|
currentArray = [command];
|
|
this._pathArray.push(currentArray);
|
|
pathArrayLen = this._pathArray.length - 1;
|
|
this._pathArray[pathArrayLen] = this._pathArray[pathArrayLen].concat([x, y]);
|
|
x = x + relativeX;
|
|
y = y + relativeY;
|
|
this._currentX = x;
|
|
this._currentY = y;
|
|
this._trackSize(x, y);
|
|
},
|
|
|
|
/**
|
|
* Completes a drawing operation.
|
|
*
|
|
* @method end
|
|
* @chainable
|
|
*/
|
|
end: function()
|
|
{
|
|
this._closePath();
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Clears the path.
|
|
*
|
|
* @method clear
|
|
* @chainable
|
|
*/
|
|
clear: function()
|
|
{
|
|
this._currentX = 0;
|
|
this._currentY = 0;
|
|
this._width = 0;
|
|
this._height = 0;
|
|
this._left = 0;
|
|
this._right = 0;
|
|
this._top = 0;
|
|
this._bottom = 0;
|
|
this._pathArray = [];
|
|
this._path = "";
|
|
this._pathType = "";
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Draws the path.
|
|
*
|
|
* @method _closePath
|
|
* @private
|
|
*/
|
|
_closePath: function()
|
|
{
|
|
var pathArray,
|
|
segmentArray,
|
|
pathType,
|
|
len,
|
|
val,
|
|
i,
|
|
path = "",
|
|
node = this.node,
|
|
left = parseFloat(this._left),
|
|
top = parseFloat(this._top),
|
|
fill = this.get("fill");
|
|
if(this._pathArray)
|
|
{
|
|
pathArray = this._pathArray.concat();
|
|
while(pathArray && pathArray.length > 0)
|
|
{
|
|
segmentArray = pathArray.shift();
|
|
len = segmentArray.length;
|
|
pathType = segmentArray[0];
|
|
if(pathType === "A")
|
|
{
|
|
path += pathType + segmentArray[1] + "," + segmentArray[2];
|
|
}
|
|
else if(pathType === "z" || pathType === "Z")
|
|
{
|
|
path += " z ";
|
|
}
|
|
else if(pathType === "C" || pathType === "c")
|
|
{
|
|
path += pathType + (segmentArray[1] - left)+ "," + (segmentArray[2] - top);
|
|
}
|
|
else
|
|
{
|
|
path += " " + pathType + parseFloat(segmentArray[1] - left);
|
|
}
|
|
switch(pathType)
|
|
{
|
|
case "L" :
|
|
case "l" :
|
|
case "M" :
|
|
case "m" :
|
|
case "Q" :
|
|
case "q" :
|
|
for(i = 2; i < len; ++i)
|
|
{
|
|
val = (i % 2 === 0) ? top : left;
|
|
val = segmentArray[i] - val;
|
|
path += ", " + parseFloat(val);
|
|
}
|
|
break;
|
|
case "A" :
|
|
val = " " + parseFloat(segmentArray[3]) + " " + parseFloat(segmentArray[4]);
|
|
val += "," + parseFloat(segmentArray[5]) + " " + parseFloat(segmentArray[6] - left);
|
|
val += "," + parseFloat(segmentArray[7] - top);
|
|
path += " " + val;
|
|
break;
|
|
case "C" :
|
|
case "c" :
|
|
for(i = 3; i < len - 1; i = i + 2)
|
|
{
|
|
val = parseFloat(segmentArray[i] - left);
|
|
val = val + ", ";
|
|
val = val + parseFloat(segmentArray[i + 1] - top);
|
|
path += " " + val;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if(fill && fill.color)
|
|
{
|
|
path += 'z';
|
|
}
|
|
Y.Lang.trim(path);
|
|
if(path)
|
|
{
|
|
node.setAttribute("d", path);
|
|
}
|
|
|
|
this._path = path;
|
|
this._fillChangeHandler();
|
|
this._strokeChangeHandler();
|
|
this._updateTransform();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Ends a fill and stroke
|
|
*
|
|
* @method closePath
|
|
* @chainable
|
|
*/
|
|
closePath: function()
|
|
{
|
|
this._pathArray.push(["z"]);
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Returns the current array of drawing commands.
|
|
*
|
|
* @method _getCurrentArray
|
|
* @return Array
|
|
* @private
|
|
*/
|
|
_getCurrentArray: function()
|
|
{
|
|
var currentArray = this._pathArray[Math.max(0, this._pathArray.length - 1)];
|
|
if(!currentArray)
|
|
{
|
|
currentArray = [];
|
|
this._pathArray.push(currentArray);
|
|
}
|
|
return currentArray;
|
|
},
|
|
|
|
/**
|
|
* Returns the points on a curve
|
|
*
|
|
* @method getBezierData
|
|
* @param Array points Array containing the begin, end and control points of a curve.
|
|
* @param Number t The value for incrementing the next set of points.
|
|
* @return Array
|
|
* @private
|
|
*/
|
|
getBezierData: function(points, t) {
|
|
var n = points.length,
|
|
tmp = [],
|
|
i,
|
|
j;
|
|
|
|
for (i = 0; i < n; ++i){
|
|
tmp[i] = [points[i][0], points[i][1]]; // save input
|
|
}
|
|
|
|
for (j = 1; j < n; ++j) {
|
|
for (i = 0; i < n - j; ++i) {
|
|
tmp[i][0] = (1 - t) * tmp[i][0] + t * tmp[parseInt(i + 1, 10)][0];
|
|
tmp[i][1] = (1 - t) * tmp[i][1] + t * tmp[parseInt(i + 1, 10)][1];
|
|
}
|
|
}
|
|
return [ tmp[0][0], tmp[0][1] ];
|
|
},
|
|
|
|
/**
|
|
* Calculates the bounding box for a curve
|
|
*
|
|
* @method _setCurveBoundingBox
|
|
* @param Array pts Array containing points for start, end and control points of a curve.
|
|
* @param Number w Width used to calculate the number of points to describe the curve.
|
|
* @param Number h Height used to calculate the number of points to describe the curve.
|
|
* @private
|
|
*/
|
|
_setCurveBoundingBox: function(pts, w, h)
|
|
{
|
|
var i,
|
|
left = this._currentX,
|
|
right = left,
|
|
top = this._currentY,
|
|
bottom = top,
|
|
len = Math.round(Math.sqrt((w * w) + (h * h))),
|
|
t = 1/len,
|
|
xy;
|
|
for(i = 0; i < len; ++i)
|
|
{
|
|
xy = this.getBezierData(pts, t * i);
|
|
left = isNaN(left) ? xy[0] : Math.min(xy[0], left);
|
|
right = isNaN(right) ? xy[0] : Math.max(xy[0], right);
|
|
top = isNaN(top) ? xy[1] : Math.min(xy[1], top);
|
|
bottom = isNaN(bottom) ? xy[1] : Math.max(xy[1], bottom);
|
|
}
|
|
left = Math.round(left * 10)/10;
|
|
right = Math.round(right * 10)/10;
|
|
top = Math.round(top * 10)/10;
|
|
bottom = Math.round(bottom * 10)/10;
|
|
this._trackSize(right, bottom);
|
|
this._trackSize(left, top);
|
|
},
|
|
|
|
/**
|
|
* Updates the size of the graphics object
|
|
*
|
|
* @method _trackSize
|
|
* @param {Number} w width
|
|
* @param {Number} h height
|
|
* @private
|
|
*/
|
|
_trackSize: function(w, h) {
|
|
if (w > this._right) {
|
|
this._right = w;
|
|
}
|
|
if(w < this._left)
|
|
{
|
|
this._left = w;
|
|
}
|
|
if (h < this._top)
|
|
{
|
|
this._top = h;
|
|
}
|
|
if (h > this._bottom)
|
|
{
|
|
this._bottom = h;
|
|
}
|
|
this._width = this._right - this._left;
|
|
this._height = this._bottom - this._top;
|
|
}
|
|
};
|
|
Y.SVGDrawing = SVGDrawing;
|
|
/**
|
|
* <a href="http://www.w3.org/TR/SVG/">SVG</a> implementation of the <a href="Shape.html">`Shape`</a> class.
|
|
* `SVGShape` is not intended to be used directly. Instead, use the <a href="Shape.html">`Shape`</a> class.
|
|
* If the browser has <a href="http://www.w3.org/TR/SVG/">SVG</a> capabilities, the <a href="Shape.html">`Shape`</a>
|
|
* class will point to the `SVGShape` class.
|
|
*
|
|
* @module graphics
|
|
* @class SVGShape
|
|
* @constructor
|
|
* @param {Object} cfg (optional) Attribute configs
|
|
*/
|
|
SVGShape = function()
|
|
{
|
|
this._transforms = [];
|
|
this.matrix = new Y.Matrix();
|
|
this._normalizedMatrix = new Y.Matrix();
|
|
SVGShape.superclass.constructor.apply(this, arguments);
|
|
};
|
|
|
|
SVGShape.NAME = "shape";
|
|
|
|
Y.extend(SVGShape, Y.GraphicBase, Y.mix({
|
|
/**
|
|
* Storage for x attribute.
|
|
*
|
|
* @property _x
|
|
* @protected
|
|
*/
|
|
_x: 0,
|
|
|
|
/**
|
|
* Storage for y attribute.
|
|
*
|
|
* @property _y
|
|
* @protected
|
|
*/
|
|
_y: 0,
|
|
|
|
/**
|
|
* Init method, invoked during construction.
|
|
* Calls `initializer` method.
|
|
*
|
|
* @method init
|
|
* @protected
|
|
*/
|
|
init: function()
|
|
{
|
|
this.initializer.apply(this, arguments);
|
|
},
|
|
|
|
/**
|
|
* Initializes the shape
|
|
*
|
|
* @private
|
|
* @method initializer
|
|
*/
|
|
initializer: function(cfg)
|
|
{
|
|
var host = this,
|
|
graphic = cfg.graphic,
|
|
data = this.get("data");
|
|
host.createNode();
|
|
if(graphic)
|
|
{
|
|
host._setGraphic(graphic);
|
|
}
|
|
if(data)
|
|
{
|
|
host._parsePathData(data);
|
|
}
|
|
host._updateHandler();
|
|
},
|
|
|
|
/**
|
|
* Set the Graphic instance for the shape.
|
|
*
|
|
* @method _setGraphic
|
|
* @param {Graphic | Node | HTMLElement | String} render This param is used to determine the graphic instance. If it is a
|
|
* `Graphic` instance, it will be assigned to the `graphic` attribute. Otherwise, a new Graphic instance will be created
|
|
* and rendered into the dom element that the render represents.
|
|
* @private
|
|
*/
|
|
_setGraphic: function(render)
|
|
{
|
|
var graphic;
|
|
if(render instanceof Y.SVGGraphic)
|
|
{
|
|
this._graphic = render;
|
|
}
|
|
else
|
|
{
|
|
graphic = new Y.SVGGraphic({
|
|
render: render
|
|
});
|
|
graphic._appendShape(this);
|
|
this._graphic = graphic;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Add a class name to each node.
|
|
*
|
|
* @method addClass
|
|
* @param {String} className the class name to add to the node's class attribute
|
|
*/
|
|
addClass: function(className)
|
|
{
|
|
var node = this.node;
|
|
node.className.baseVal = Y_LANG.trim([node.className.baseVal, className].join(' '));
|
|
},
|
|
|
|
/**
|
|
* Removes a class name from each node.
|
|
*
|
|
* @method removeClass
|
|
* @param {String} className the class name to remove from the node's class attribute
|
|
*/
|
|
removeClass: function(className)
|
|
{
|
|
var node = this.node,
|
|
classString = node.className.baseVal;
|
|
classString = classString.replace(new RegExp(className + ' '), className).replace(new RegExp(className), '');
|
|
node.className.baseVal = classString;
|
|
},
|
|
|
|
/**
|
|
* Gets the current position of the node in page coordinates.
|
|
*
|
|
* @method getXY
|
|
* @return Array The XY position of the shape.
|
|
*/
|
|
getXY: function()
|
|
{
|
|
var graphic = this._graphic,
|
|
parentXY = graphic.getXY(),
|
|
x = this._x,
|
|
y = this._y;
|
|
return [parentXY[0] + x, parentXY[1] + y];
|
|
},
|
|
|
|
/**
|
|
* Set the position of the shape in page coordinates, regardless of how the node is positioned.
|
|
*
|
|
* @method setXY
|
|
* @param {Array} Contains x & y values for new position (coordinates are page-based)
|
|
*/
|
|
setXY: function(xy)
|
|
{
|
|
var graphic = this._graphic,
|
|
parentXY = graphic.getXY();
|
|
this._x = xy[0] - parentXY[0];
|
|
this._y = xy[1] - parentXY[1];
|
|
this.set("transform", this.get("transform"));
|
|
},
|
|
|
|
/**
|
|
* Determines whether the node is an ancestor of another HTML element in the DOM hierarchy.
|
|
*
|
|
* @method contains
|
|
* @param {SVGShape | HTMLElement} needle The possible node or descendent
|
|
* @return Boolean Whether or not this shape is the needle or its ancestor.
|
|
*/
|
|
contains: function(needle)
|
|
{
|
|
var node = needle instanceof Y.Node ? needle._node : needle;
|
|
return node === this.node;
|
|
},
|
|
|
|
/**
|
|
* Compares nodes to determine if they match.
|
|
* Node instances can be compared to each other and/or HTMLElements.
|
|
* @method compareTo
|
|
* @param {HTMLElement | Node} refNode The reference node to compare to the node.
|
|
* @return {Boolean} True if the nodes match, false if they do not.
|
|
*/
|
|
compareTo: function(refNode) {
|
|
var node = this.node;
|
|
|
|
return node === refNode;
|
|
},
|
|
|
|
/**
|
|
* Test if the supplied node matches the supplied selector.
|
|
*
|
|
* @method test
|
|
* @param {String} selector The CSS selector to test against.
|
|
* @return Boolean Wheter or not the shape matches the selector.
|
|
*/
|
|
test: function(selector)
|
|
{
|
|
return Y.Selector.test(this.node, selector);
|
|
},
|
|
|
|
/**
|
|
* Value function for fill attribute
|
|
*
|
|
* @private
|
|
* @method _getDefaultFill
|
|
* @return Object
|
|
*/
|
|
_getDefaultFill: function() {
|
|
return {
|
|
type: "solid",
|
|
opacity: 1,
|
|
cx: 0.5,
|
|
cy: 0.5,
|
|
fx: 0.5,
|
|
fy: 0.5,
|
|
r: 0.5
|
|
};
|
|
},
|
|
|
|
/**
|
|
* Value function for stroke attribute
|
|
*
|
|
* @private
|
|
* @method _getDefaultStroke
|
|
* @return Object
|
|
*/
|
|
_getDefaultStroke: function()
|
|
{
|
|
return {
|
|
weight: 1,
|
|
dashstyle: "none",
|
|
color: "#000",
|
|
opacity: 1.0
|
|
};
|
|
},
|
|
|
|
/**
|
|
* Creates the dom node for the shape.
|
|
*
|
|
* @method createNode
|
|
* @return HTMLElement
|
|
* @private
|
|
*/
|
|
createNode: function()
|
|
{
|
|
var host = this,
|
|
node = DOCUMENT.createElementNS("http://www.w3.org/2000/svg", "svg:" + this._type),
|
|
id = host.get("id"),
|
|
name = host.name,
|
|
concat = host._camelCaseConcat,
|
|
pointerEvents = host.get("pointerEvents");
|
|
host.node = node;
|
|
host.addClass(
|
|
_getClassName(SHAPE) +
|
|
" " +
|
|
_getClassName(concat(IMPLEMENTATION, SHAPE)) +
|
|
" " +
|
|
_getClassName(name) +
|
|
" " +
|
|
_getClassName(concat(IMPLEMENTATION, name))
|
|
);
|
|
if(id)
|
|
{
|
|
node.setAttribute("id", id);
|
|
}
|
|
if(pointerEvents)
|
|
{
|
|
node.setAttribute("pointer-events", pointerEvents);
|
|
}
|
|
if(!host.get("visible"))
|
|
{
|
|
Y.DOM.setStyle(node, "visibility", "hidden");
|
|
}
|
|
Y.DOM.setAttribute(this.node, "shape-rendering", this.get("shapeRendering"));
|
|
},
|
|
|
|
|
|
/**
|
|
* Overrides default `on` method. Checks to see if its a dom interaction event. If so,
|
|
* return an event attached to the `node` element. If not, return the normal functionality.
|
|
*
|
|
* @method on
|
|
* @param {String} type event type
|
|
* @param {Object} callback function
|
|
* @private
|
|
*/
|
|
on: function(type, fn)
|
|
{
|
|
if(Y.Node.DOM_EVENTS[type])
|
|
{
|
|
return Y.on(type, fn, "#" + this.get("id"));
|
|
}
|
|
return Y.on.apply(this, arguments);
|
|
},
|
|
|
|
/**
|
|
* Adds a stroke to the shape node.
|
|
*
|
|
* @method _strokeChangeHandler
|
|
* @private
|
|
*/
|
|
_strokeChangeHandler: function()
|
|
{
|
|
var node = this.node,
|
|
stroke = this.get("stroke"),
|
|
strokeOpacity,
|
|
dashstyle,
|
|
dash,
|
|
linejoin;
|
|
if(stroke && stroke.weight && stroke.weight > 0)
|
|
{
|
|
linejoin = stroke.linejoin || "round";
|
|
strokeOpacity = parseFloat(stroke.opacity);
|
|
dashstyle = stroke.dashstyle || "none";
|
|
dash = Y_LANG.isArray(dashstyle) ? dashstyle.toString() : dashstyle;
|
|
stroke.color = stroke.color || "#000000";
|
|
stroke.weight = stroke.weight || 1;
|
|
stroke.opacity = Y_LANG.isNumber(strokeOpacity) ? strokeOpacity : 1;
|
|
stroke.linecap = stroke.linecap || "butt";
|
|
node.setAttribute("stroke-dasharray", dash);
|
|
node.setAttribute("stroke", stroke.color);
|
|
node.setAttribute("stroke-linecap", stroke.linecap);
|
|
node.setAttribute("stroke-width", stroke.weight);
|
|
node.setAttribute("stroke-opacity", stroke.opacity);
|
|
if(linejoin === "round" || linejoin === "bevel")
|
|
{
|
|
node.setAttribute("stroke-linejoin", linejoin);
|
|
}
|
|
else
|
|
{
|
|
linejoin = parseInt(linejoin, 10);
|
|
if(Y_LANG.isNumber(linejoin))
|
|
{
|
|
node.setAttribute("stroke-miterlimit", Math.max(linejoin, 1));
|
|
node.setAttribute("stroke-linejoin", "miter");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
node.setAttribute("stroke", "none");
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Adds a fill to the shape node.
|
|
*
|
|
* @method _fillChangeHandler
|
|
* @private
|
|
*/
|
|
_fillChangeHandler: function()
|
|
{
|
|
var node = this.node,
|
|
fill = this.get("fill"),
|
|
fillOpacity,
|
|
type;
|
|
if(fill)
|
|
{
|
|
type = fill.type;
|
|
if(type === "linear" || type === "radial")
|
|
{
|
|
this._setGradientFill(fill);
|
|
node.setAttribute("fill", "url(#grad" + this.get("id") + ")");
|
|
}
|
|
else if(!fill.color)
|
|
{
|
|
node.setAttribute("fill", "none");
|
|
}
|
|
else
|
|
{
|
|
fillOpacity = parseFloat(fill.opacity);
|
|
fillOpacity = Y_LANG.isNumber(fillOpacity) ? fillOpacity : 1;
|
|
node.setAttribute("fill", fill.color);
|
|
node.setAttribute("fill-opacity", fillOpacity);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
node.setAttribute("fill", "none");
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Creates a gradient fill
|
|
*
|
|
* @method _setGradientFill
|
|
* @param {String} type gradient type
|
|
* @private
|
|
*/
|
|
_setGradientFill: function(fill) {
|
|
var offset,
|
|
opacity,
|
|
color,
|
|
stopNode,
|
|
newStop,
|
|
isNumber = Y_LANG.isNumber,
|
|
graphic = this._graphic,
|
|
type = fill.type,
|
|
gradientNode = graphic.getGradientNode("grad" + this.get("id"), type),
|
|
stops = fill.stops,
|
|
w = this.get("width"),
|
|
h = this.get("height"),
|
|
rotation = fill.rotation || 0,
|
|
radCon = Math.PI/180,
|
|
tanRadians = parseFloat(parseFloat(Math.tan(rotation * radCon)).toFixed(8)),
|
|
i,
|
|
len,
|
|
def,
|
|
stop,
|
|
x1 = "0%",
|
|
x2 = "100%",
|
|
y1 = "0%",
|
|
y2 = "0%",
|
|
cx = fill.cx,
|
|
cy = fill.cy,
|
|
fx = fill.fx,
|
|
fy = fill.fy,
|
|
r = fill.r,
|
|
stopNodes = [];
|
|
if(type === "linear")
|
|
{
|
|
cx = w/2;
|
|
cy = h/2;
|
|
if(Math.abs(tanRadians) * w/2 >= h/2)
|
|
{
|
|
if(rotation < 180)
|
|
{
|
|
y1 = 0;
|
|
y2 = h;
|
|
}
|
|
else
|
|
{
|
|
y1 = h;
|
|
y2 = 0;
|
|
}
|
|
x1 = cx - ((cy - y1)/tanRadians);
|
|
x2 = cx - ((cy - y2)/tanRadians);
|
|
}
|
|
else
|
|
{
|
|
if(rotation > 90 && rotation < 270)
|
|
{
|
|
x1 = w;
|
|
x2 = 0;
|
|
}
|
|
else
|
|
{
|
|
x1 = 0;
|
|
x2 = w;
|
|
}
|
|
y1 = ((tanRadians * (cx - x1)) - cy) * -1;
|
|
y2 = ((tanRadians * (cx - x2)) - cy) * -1;
|
|
}
|
|
|
|
x1 = Math.round(100 * x1/w);
|
|
x2 = Math.round(100 * x2/w);
|
|
y1 = Math.round(100 * y1/h);
|
|
y2 = Math.round(100 * y2/h);
|
|
|
|
//Set default value if not valid
|
|
x1 = isNumber(x1) ? x1 : 0;
|
|
x2 = isNumber(x2) ? x2 : 100;
|
|
y1 = isNumber(y1) ? y1 : 0;
|
|
y2 = isNumber(y2) ? y2 : 0;
|
|
|
|
gradientNode.setAttribute("spreadMethod", "pad");
|
|
gradientNode.setAttribute("width", w);
|
|
gradientNode.setAttribute("height", h);
|
|
gradientNode.setAttribute("x1", x1 + "%");
|
|
gradientNode.setAttribute("x2", x2 + "%");
|
|
gradientNode.setAttribute("y1", y1 + "%");
|
|
gradientNode.setAttribute("y2", y2 + "%");
|
|
}
|
|
else
|
|
{
|
|
gradientNode.setAttribute("cx", (cx * 100) + "%");
|
|
gradientNode.setAttribute("cy", (cy * 100) + "%");
|
|
gradientNode.setAttribute("fx", (fx * 100) + "%");
|
|
gradientNode.setAttribute("fy", (fy * 100) + "%");
|
|
gradientNode.setAttribute("r", (r * 100) + "%");
|
|
}
|
|
|
|
len = stops.length;
|
|
def = 0;
|
|
for(i = 0; i < len; ++i)
|
|
{
|
|
if(this._stops && this._stops.length > 0)
|
|
{
|
|
stopNode = this._stops.shift();
|
|
newStop = false;
|
|
}
|
|
else
|
|
{
|
|
stopNode = graphic._createGraphicNode("stop");
|
|
newStop = true;
|
|
}
|
|
stop = stops[i];
|
|
opacity = stop.opacity;
|
|
color = stop.color;
|
|
offset = stop.offset || i/(len - 1);
|
|
offset = Math.round(offset * 100) + "%";
|
|
opacity = isNumber(opacity) ? opacity : 1;
|
|
opacity = Math.max(0, Math.min(1, opacity));
|
|
def = (i + 1) / len;
|
|
stopNode.setAttribute("offset", offset);
|
|
stopNode.setAttribute("stop-color", color);
|
|
stopNode.setAttribute("stop-opacity", opacity);
|
|
if(newStop)
|
|
{
|
|
gradientNode.appendChild(stopNode);
|
|
}
|
|
stopNodes.push(stopNode);
|
|
}
|
|
while(this._stops && this._stops.length > 0)
|
|
{
|
|
gradientNode.removeChild(this._stops.shift());
|
|
}
|
|
this._stops = stopNodes;
|
|
},
|
|
|
|
_stops: null,
|
|
|
|
/**
|
|
* Sets the value of an attribute.
|
|
*
|
|
* @method set
|
|
* @param {String|Object} name The name of the attribute. Alternatively, an object of key value pairs can
|
|
* be passed in to set multiple attributes at once.
|
|
* @param {Any} value The value to set the attribute to. This value is ignored if an object is received as
|
|
* the name param.
|
|
*/
|
|
set: function()
|
|
{
|
|
var host = this;
|
|
AttributeLite.prototype.set.apply(host, arguments);
|
|
if(host.initialized)
|
|
{
|
|
host._updateHandler();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Specifies a 2d translation.
|
|
*
|
|
* @method translate
|
|
* @param {Number} x The value to transate on the x-axis.
|
|
* @param {Number} y The value to translate on the y-axis.
|
|
*/
|
|
translate: function()
|
|
{
|
|
this._addTransform("translate", arguments);
|
|
},
|
|
|
|
/**
|
|
* Translates the shape along the x-axis. When translating x and y coordinates,
|
|
* use the `translate` method.
|
|
*
|
|
* @method translateX
|
|
* @param {Number} x The value to translate.
|
|
*/
|
|
translateX: function()
|
|
{
|
|
this._addTransform("translateX", arguments);
|
|
},
|
|
|
|
/**
|
|
* Translates the shape along the y-axis. When translating x and y coordinates,
|
|
* use the `translate` method.
|
|
*
|
|
* @method translateY
|
|
* @param {Number} y The value to translate.
|
|
*/
|
|
translateY: function()
|
|
{
|
|
this._addTransform("translateY", arguments);
|
|
},
|
|
|
|
/**
|
|
* Skews the shape around the x-axis and y-axis.
|
|
*
|
|
* @method skew
|
|
* @param {Number} x The value to skew on the x-axis.
|
|
* @param {Number} y The value to skew on the y-axis.
|
|
*/
|
|
skew: function()
|
|
{
|
|
this._addTransform("skew", arguments);
|
|
},
|
|
|
|
/**
|
|
* Skews the shape around the x-axis.
|
|
*
|
|
* @method skewX
|
|
* @param {Number} x x-coordinate
|
|
*/
|
|
skewX: function()
|
|
{
|
|
this._addTransform("skewX", arguments);
|
|
},
|
|
|
|
/**
|
|
* Skews the shape around the y-axis.
|
|
*
|
|
* @method skewY
|
|
* @param {Number} y y-coordinate
|
|
*/
|
|
skewY: function()
|
|
{
|
|
this._addTransform("skewY", arguments);
|
|
},
|
|
|
|
/**
|
|
* Rotates the shape clockwise around it transformOrigin.
|
|
*
|
|
* @method rotate
|
|
* @param {Number} deg The degree of the rotation.
|
|
*/
|
|
rotate: function()
|
|
{
|
|
this._addTransform("rotate", arguments);
|
|
},
|
|
|
|
/**
|
|
* Specifies a 2d scaling operation.
|
|
*
|
|
* @method scale
|
|
* @param {Number} val
|
|
*/
|
|
scale: function()
|
|
{
|
|
this._addTransform("scale", arguments);
|
|
},
|
|
|
|
/**
|
|
* Adds a transform to the shape.
|
|
*
|
|
* @method _addTransform
|
|
* @param {String} type The transform being applied.
|
|
* @param {Array} args The arguments for the transform.
|
|
* @private
|
|
*/
|
|
_addTransform: function(type, args)
|
|
{
|
|
args = Y.Array(args);
|
|
this._transform = Y_LANG.trim(this._transform + " " + type + "(" + args.join(", ") + ")");
|
|
args.unshift(type);
|
|
this._transforms.push(args);
|
|
if(this.initialized)
|
|
{
|
|
this._updateTransform();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Applies all transforms.
|
|
*
|
|
* @method _updateTransform
|
|
* @private
|
|
*/
|
|
_updateTransform: function()
|
|
{
|
|
var isPath = this._type === "path",
|
|
node = this.node,
|
|
key,
|
|
transform,
|
|
transformOrigin,
|
|
x,
|
|
y,
|
|
tx,
|
|
ty,
|
|
matrix = this.matrix,
|
|
normalizedMatrix = this._normalizedMatrix,
|
|
i,
|
|
len = this._transforms.length;
|
|
|
|
if(isPath || (this._transforms && this._transforms.length > 0))
|
|
{
|
|
x = this._x;
|
|
y = this._y;
|
|
transformOrigin = this.get("transformOrigin");
|
|
tx = x + (transformOrigin[0] * this.get("width"));
|
|
ty = y + (transformOrigin[1] * this.get("height"));
|
|
//need to use translate for x/y coords
|
|
if(isPath)
|
|
{
|
|
//adjust origin for custom shapes
|
|
if(!(this instanceof Y.SVGPath))
|
|
{
|
|
tx = this._left + (transformOrigin[0] * this.get("width"));
|
|
ty = this._top + (transformOrigin[1] * this.get("height"));
|
|
}
|
|
normalizedMatrix.init({dx: x + this._left, dy: y + this._top});
|
|
}
|
|
normalizedMatrix.translate(tx, ty);
|
|
for(i = 0; i < len; ++i)
|
|
{
|
|
key = this._transforms[i].shift();
|
|
if(key)
|
|
{
|
|
normalizedMatrix[key].apply(normalizedMatrix, this._transforms[i]);
|
|
matrix[key].apply(matrix, this._transforms[i]);
|
|
}
|
|
if(isPath)
|
|
{
|
|
this._transforms[i].unshift(key);
|
|
}
|
|
}
|
|
normalizedMatrix.translate(-tx, -ty);
|
|
transform = "matrix(" + normalizedMatrix.a + "," +
|
|
normalizedMatrix.b + "," +
|
|
normalizedMatrix.c + "," +
|
|
normalizedMatrix.d + "," +
|
|
normalizedMatrix.dx + "," +
|
|
normalizedMatrix.dy + ")";
|
|
}
|
|
this._graphic.addToRedrawQueue(this);
|
|
if(transform)
|
|
{
|
|
node.setAttribute("transform", transform);
|
|
}
|
|
if(!isPath)
|
|
{
|
|
this._transforms = [];
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Draws the shape.
|
|
*
|
|
* @method _draw
|
|
* @private
|
|
*/
|
|
_draw: function()
|
|
{
|
|
var node = this.node;
|
|
node.setAttribute("width", this.get("width"));
|
|
node.setAttribute("height", this.get("height"));
|
|
node.setAttribute("x", this._x);
|
|
node.setAttribute("y", this._y);
|
|
node.style.left = this._x + "px";
|
|
node.style.top = this._y + "px";
|
|
this._fillChangeHandler();
|
|
this._strokeChangeHandler();
|
|
this._updateTransform();
|
|
},
|
|
|
|
/**
|
|
* Updates `Shape` based on attribute changes.
|
|
*
|
|
* @method _updateHandler
|
|
* @private
|
|
*/
|
|
_updateHandler: function()
|
|
{
|
|
this._draw();
|
|
},
|
|
|
|
/**
|
|
* Storage for the transform attribute.
|
|
*
|
|
* @property _transform
|
|
* @type String
|
|
* @private
|
|
*/
|
|
_transform: "",
|
|
|
|
/**
|
|
* Returns the bounds for a shape.
|
|
*
|
|
* Calculates the a new bounding box from the original corner coordinates (base on size and position) and the transform matrix.
|
|
* The calculated bounding box is used by the graphic instance to calculate its viewBox.
|
|
*
|
|
* @method getBounds
|
|
* @return Object
|
|
*/
|
|
getBounds: function()
|
|
{
|
|
var type = this._type,
|
|
stroke = this.get("stroke"),
|
|
w = this.get("width"),
|
|
h = this.get("height"),
|
|
x = type === "path" ? 0 : this._x,
|
|
y = type === "path" ? 0 : this._y,
|
|
wt = 0;
|
|
if(stroke && stroke.weight)
|
|
{
|
|
wt = stroke.weight;
|
|
w = (x + w + wt) - (x - wt);
|
|
h = (y + h + wt) - (y - wt);
|
|
x -= wt;
|
|
y -= wt;
|
|
}
|
|
return this._normalizedMatrix.getContentRect(w, h, x, y);
|
|
},
|
|
|
|
/**
|
|
* Places the shape above all other shapes.
|
|
*
|
|
* @method toFront
|
|
*/
|
|
toFront: function()
|
|
{
|
|
var graphic = this.get("graphic");
|
|
if(graphic)
|
|
{
|
|
graphic._toFront(this);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Places the shape underneath all other shapes.
|
|
*
|
|
* @method toFront
|
|
*/
|
|
toBack: function()
|
|
{
|
|
var graphic = this.get("graphic");
|
|
if(graphic)
|
|
{
|
|
graphic._toBack(this);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Parses path data string and call mapped methods.
|
|
*
|
|
* @method _parsePathData
|
|
* @param {String} val The path data
|
|
* @private
|
|
*/
|
|
_parsePathData: function(val)
|
|
{
|
|
var method,
|
|
methodSymbol,
|
|
args,
|
|
commandArray = Y.Lang.trim(val.match(SPLITPATHPATTERN)),
|
|
i,
|
|
len,
|
|
str,
|
|
symbolToMethod = this._pathSymbolToMethod;
|
|
if(commandArray)
|
|
{
|
|
this.clear();
|
|
len = commandArray.length || 0;
|
|
for(i = 0; i < len; i = i + 1)
|
|
{
|
|
str = commandArray[i];
|
|
methodSymbol = str.substr(0, 1);
|
|
args = str.substr(1).match(SPLITARGSPATTERN);
|
|
method = symbolToMethod[methodSymbol];
|
|
if(method)
|
|
{
|
|
if(args)
|
|
{
|
|
this[method].apply(this, args);
|
|
}
|
|
else
|
|
{
|
|
this[method].apply(this);
|
|
}
|
|
}
|
|
}
|
|
this.end();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Destroys the shape instance.
|
|
*
|
|
* @method destroy
|
|
*/
|
|
destroy: function()
|
|
{
|
|
var graphic = this.get("graphic");
|
|
if(graphic)
|
|
{
|
|
graphic.removeShape(this);
|
|
}
|
|
else
|
|
{
|
|
this._destroy();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Implementation for shape destruction
|
|
*
|
|
* @method destroy
|
|
* @protected
|
|
*/
|
|
_destroy: function()
|
|
{
|
|
if(this.node)
|
|
{
|
|
Y.Event.purgeElement(this.node, true);
|
|
if(this.node.parentNode)
|
|
{
|
|
this.node.parentNode.removeChild(this.node);
|
|
}
|
|
this.node = null;
|
|
}
|
|
}
|
|
}, Y.SVGDrawing.prototype));
|
|
|
|
SVGShape.ATTRS = {
|
|
/**
|
|
* An array of x, y values which indicates the transformOrigin in which to rotate the shape. Valid values range between 0 and 1 representing a
|
|
* fraction of the shape's corresponding bounding box dimension. The default value is [0.5, 0.5].
|
|
*
|
|
* @config transformOrigin
|
|
* @type Array
|
|
*/
|
|
transformOrigin: {
|
|
valueFn: function()
|
|
{
|
|
return [0.5, 0.5];
|
|
}
|
|
},
|
|
|
|
/**
|
|
* <p>A string containing, in order, transform operations applied to the shape instance. The `transform` string can contain the following values:
|
|
*
|
|
* <dl>
|
|
* <dt>rotate</dt><dd>Rotates the shape clockwise around it transformOrigin.</dd>
|
|
* <dt>translate</dt><dd>Specifies a 2d translation.</dd>
|
|
* <dt>skew</dt><dd>Skews the shape around the x-axis and y-axis.</dd>
|
|
* <dt>scale</dt><dd>Specifies a 2d scaling operation.</dd>
|
|
* <dt>translateX</dt><dd>Translates the shape along the x-axis.</dd>
|
|
* <dt>translateY</dt><dd>Translates the shape along the y-axis.</dd>
|
|
* <dt>skewX</dt><dd>Skews the shape around the x-axis.</dd>
|
|
* <dt>skewY</dt><dd>Skews the shape around the y-axis.</dd>
|
|
* <dt>matrix</dt><dd>Specifies a 2D transformation matrix comprised of the specified six values.</dd>
|
|
* </dl>
|
|
* </p>
|
|
* <p>Applying transforms through the transform attribute will reset the transform matrix and apply a new transform. The shape class also contains
|
|
* corresponding methods for each transform that will apply the transform to the current matrix. The below code illustrates how you might use the
|
|
* `transform` attribute to instantiate a recangle with a rotation of 45 degrees.</p>
|
|
var myRect = new Y.Rect({
|
|
type:"rect",
|
|
width: 50,
|
|
height: 40,
|
|
transform: "rotate(45)"
|
|
};
|
|
* <p>The code below would apply `translate` and `rotate` to an existing shape.</p>
|
|
|
|
myRect.set("transform", "translate(40, 50) rotate(45)");
|
|
* @config transform
|
|
* @type String
|
|
*/
|
|
transform: {
|
|
setter: function(val)
|
|
{
|
|
this.matrix.init();
|
|
this._normalizedMatrix.init();
|
|
this._transforms = this.matrix.getTransformArray(val);
|
|
this._transform = val;
|
|
return val;
|
|
},
|
|
|
|
getter: function()
|
|
{
|
|
return this._transform;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Unique id for class instance.
|
|
*
|
|
* @config id
|
|
* @type String
|
|
*/
|
|
id: {
|
|
valueFn: function()
|
|
{
|
|
return Y.guid();
|
|
},
|
|
|
|
setter: function(val)
|
|
{
|
|
var node = this.node;
|
|
if(node)
|
|
{
|
|
node.setAttribute("id", val);
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the x position of shape.
|
|
*
|
|
* @config x
|
|
* @type Number
|
|
*/
|
|
x: {
|
|
getter: function()
|
|
{
|
|
return this._x;
|
|
},
|
|
|
|
setter: function(val)
|
|
{
|
|
var transform = this.get("transform");
|
|
this._x = val;
|
|
if(transform)
|
|
{
|
|
this.set("transform", transform);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the y position of shape.
|
|
*
|
|
* @config y
|
|
* @type Number
|
|
*/
|
|
y: {
|
|
getter: function()
|
|
{
|
|
return this._y;
|
|
},
|
|
|
|
setter: function(val)
|
|
{
|
|
var transform = this.get("transform");
|
|
this._y = val;
|
|
if(transform)
|
|
{
|
|
this.set("transform", transform);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the width of the shape
|
|
*
|
|
* @config width
|
|
* @type Number
|
|
*/
|
|
width: {
|
|
value: 0
|
|
},
|
|
|
|
/**
|
|
* Indicates the height of the shape
|
|
*
|
|
* @config height
|
|
* @type Number
|
|
*/
|
|
height: {
|
|
value: 0
|
|
},
|
|
|
|
/**
|
|
* Indicates whether the shape is visible.
|
|
*
|
|
* @config visible
|
|
* @type Boolean
|
|
*/
|
|
visible: {
|
|
value: true,
|
|
|
|
setter: function(val){
|
|
var visibility = val ? "visible" : "hidden";
|
|
if(this.node)
|
|
{
|
|
this.node.style.visibility = visibility;
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Only implemented in SVG implementation.
|
|
* Applies the SVG shape-rendering attribute to the shape.
|
|
* <dl>
|
|
* <dt>auto</dt>
|
|
* <dd>Indicates that the user agent shall make appropriate tradeoffs to balance speed,
|
|
* crisp edges and geometric precision, but with geometric precision given more importance than speed and crisp edges.</dd>
|
|
* <dt>optimizeSpeed</dt>
|
|
* <dd>Indicates that the user agent shall emphasize rendering speed over geometric precision and crisp edges.
|
|
* This option will sometimes cause the user agent to turn off shape anti-aliasing.</dd>
|
|
* <dt>crispEdges</dt>
|
|
* <dd>Indicates that the user agent shall attempt to emphasize the contrast between clean edges of artwork over rendering
|
|
* speed and geometric precision. To achieve crisp edges, the user agent might turn off anti-aliasing for all lines and curves
|
|
* or possibly just for straight lines which are close to vertical or horizontal. Also, the user agent might adjust line
|
|
* positions and line widths to align edges with device pixels.</dd>
|
|
* <dt>geometricPrecision</dt>
|
|
* <dd>Indicates that the user agent shall emphasize geometric precision over speed and crisp edges.</dd>
|
|
* </dl>
|
|
*
|
|
* @config shapeRendering
|
|
* @type String
|
|
*/
|
|
shapeRendering: {
|
|
value: "auto",
|
|
|
|
setter: function(val) {
|
|
if(this.node)
|
|
{
|
|
Y.DOM.setAttribute(this.node, "shape-rendering", val);
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
|
|
/**
|
|
* Contains information about the fill of the shape.
|
|
* <dl>
|
|
* <dt>color</dt><dd>The color of the fill.</dd>
|
|
* <dt>opacity</dt><dd>Number between 0 and 1 that indicates the opacity of the fill. The default value is 1.</dd>
|
|
* <dt>type</dt><dd>Type of fill.
|
|
* <dl>
|
|
* <dt>solid</dt><dd>Solid single color fill. (default)</dd>
|
|
* <dt>linear</dt><dd>Linear gradient fill.</dd>
|
|
* <dt>radial</dt><dd>Radial gradient fill.</dd>
|
|
* </dl>
|
|
* </dd>
|
|
* </dl>
|
|
* <p>If a `linear` or `radial` is specified as the fill type. The following additional property is used:
|
|
* <dl>
|
|
* <dt>stops</dt><dd>An array of objects containing the following properties:
|
|
* <dl>
|
|
* <dt>color</dt><dd>The color of the stop.</dd>
|
|
* <dt>opacity</dt><dd>Number between 0 and 1 that indicates the opacity of the stop. The default value is 1.
|
|
* Note: No effect for IE 6 - 8</dd>
|
|
* <dt>offset</dt><dd>Number between 0 and 1 indicating where the color stop is positioned.</dd>
|
|
* </dl>
|
|
* </dd>
|
|
* <p>Linear gradients also have the following property:</p>
|
|
* <dt>rotation</dt><dd>Linear gradients flow left to right by default. The rotation property allows you to change the
|
|
* flow by rotation. (e.g. A rotation of 180 would make the gradient pain from right to left.)</dd>
|
|
* <p>Radial gradients have the following additional properties:</p>
|
|
* <dt>r</dt><dd>Radius of the gradient circle.</dd>
|
|
* <dt>fx</dt><dd>Focal point x-coordinate of the gradient.</dd>
|
|
* <dt>fy</dt><dd>Focal point y-coordinate of the gradient.</dd>
|
|
* <dt>cx</dt><dd>
|
|
* <p>The x-coordinate of the center of the gradient circle. Determines where the color stop begins. The default value 0.5.</p>
|
|
* <p><strong>Note: </strong>Currently, this property is not implemented for corresponding `CanvasShape` and
|
|
* `VMLShape` classes which are used on Android or IE 6 - 8.</p>
|
|
* </dd>
|
|
* <dt>cy</dt><dd>
|
|
* <p>The y-coordinate of the center of the gradient circle. Determines where the color stop begins. The default value 0.5.</p>
|
|
* <p><strong>Note: </strong>Currently, this property is not implemented for corresponding `CanvasShape` and `VMLShape`
|
|
* classes which are used on Android or IE 6 - 8.</p>
|
|
* </dd>
|
|
* </dl>
|
|
*
|
|
* @config fill
|
|
* @type Object
|
|
*/
|
|
fill: {
|
|
valueFn: "_getDefaultFill",
|
|
|
|
setter: function(val)
|
|
{
|
|
var fill,
|
|
tmpl = this.get("fill") || this._getDefaultFill();
|
|
fill = (val) ? Y.merge(tmpl, val) : null;
|
|
if(fill && fill.color)
|
|
{
|
|
if(fill.color === undefined || fill.color === "none")
|
|
{
|
|
fill.color = null;
|
|
}
|
|
}
|
|
return fill;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Contains information about the stroke of the shape.
|
|
* <dl>
|
|
* <dt>color</dt><dd>The color of the stroke.</dd>
|
|
* <dt>weight</dt><dd>Number that indicates the width of the stroke.</dd>
|
|
* <dt>opacity</dt><dd>Number between 0 and 1 that indicates the opacity of the stroke. The default value is 1.</dd>
|
|
* <dt>dashstyle</dt>Indicates whether to draw a dashed stroke. When set to "none", a solid stroke is drawn. When set
|
|
* to an array, the first index indicates the length of the dash. The second index indicates the length of gap.
|
|
* <dt>linecap</dt><dd>Specifies the linecap for the stroke. The following values can be specified:
|
|
* <dl>
|
|
* <dt>butt (default)</dt><dd>Specifies a butt linecap.</dd>
|
|
* <dt>square</dt><dd>Specifies a sqare linecap.</dd>
|
|
* <dt>round</dt><dd>Specifies a round linecap.</dd>
|
|
* </dl>
|
|
* </dd>
|
|
* <dt>linejoin</dt><dd>Specifies a linejoin for the stroke. The following values can be specified:
|
|
* <dl>
|
|
* <dt>round (default)</dt><dd>Specifies that the linejoin will be round.</dd>
|
|
* <dt>bevel</dt><dd>Specifies a bevel for the linejoin.</dd>
|
|
* <dt>miter limit</dt><dd>An integer specifying the miter limit of a miter linejoin. If you want to specify a linejoin
|
|
* of miter, you simply specify the limit as opposed to having separate miter and miter limit values.</dd>
|
|
* </dl>
|
|
* </dd>
|
|
* </dl>
|
|
*
|
|
* @config stroke
|
|
* @type Object
|
|
*/
|
|
stroke: {
|
|
valueFn: "_getDefaultStroke",
|
|
|
|
setter: function(val)
|
|
{
|
|
var tmpl = this.get("stroke") || this._getDefaultStroke(),
|
|
wt;
|
|
if(val && val.hasOwnProperty("weight"))
|
|
{
|
|
wt = parseInt(val.weight, 10);
|
|
if(!isNaN(wt))
|
|
{
|
|
val.weight = wt;
|
|
}
|
|
}
|
|
return (val) ? Y.merge(tmpl, val) : null;
|
|
}
|
|
},
|
|
|
|
// Only implemented in SVG
|
|
// Determines whether the instance will receive mouse events.
|
|
//
|
|
// @config pointerEvents
|
|
// @type string
|
|
//
|
|
pointerEvents: {
|
|
valueFn: function()
|
|
{
|
|
var val = "visiblePainted",
|
|
node = this.node;
|
|
if(node)
|
|
{
|
|
node.setAttribute("pointer-events", val);
|
|
}
|
|
return val;
|
|
},
|
|
|
|
setter: function(val)
|
|
{
|
|
var node = this.node;
|
|
if(node)
|
|
{
|
|
node.setAttribute("pointer-events", val);
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Dom node for the shape.
|
|
*
|
|
* @config node
|
|
* @type HTMLElement
|
|
* @readOnly
|
|
*/
|
|
node: {
|
|
readOnly: true,
|
|
|
|
getter: function()
|
|
{
|
|
return this.node;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Represents an SVG Path string. This will be parsed and added to shape's API to represent the SVG data across all
|
|
* implementations. Note that when using VML or SVG implementations, part of this content will be added to the DOM using
|
|
* respective VML/SVG attributes. If your content comes from an untrusted source, you will need to ensure that no
|
|
* malicious code is included in that content.
|
|
*
|
|
* @config data
|
|
* @type String
|
|
*/
|
|
data: {
|
|
setter: function(val)
|
|
{
|
|
if(this.get("node"))
|
|
{
|
|
this._parsePathData(val);
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Reference to the parent graphic instance
|
|
*
|
|
* @config graphic
|
|
* @type SVGGraphic
|
|
* @readOnly
|
|
*/
|
|
graphic: {
|
|
readOnly: true,
|
|
|
|
getter: function()
|
|
{
|
|
return this._graphic;
|
|
}
|
|
}
|
|
};
|
|
Y.SVGShape = SVGShape;
|
|
|
|
/**
|
|
* <a href="http://www.w3.org/TR/SVG/">SVG</a> implementation of the <a href="Path.html">`Path`</a> class.
|
|
* `SVGPath` is not intended to be used directly. Instead, use the <a href="Path.html">`Path`</a> class.
|
|
* If the browser has <a href="http://www.w3.org/TR/SVG/">SVG</a> capabilities, the <a href="Path.html">`Path`</a>
|
|
* class will point to the `SVGPath` class.
|
|
*
|
|
* @module graphics
|
|
* @class SVGPath
|
|
* @extends SVGShape
|
|
* @constructor
|
|
*/
|
|
SVGPath = function()
|
|
{
|
|
SVGPath.superclass.constructor.apply(this, arguments);
|
|
};
|
|
SVGPath.NAME = "path";
|
|
Y.extend(SVGPath, Y.SVGShape, {
|
|
/**
|
|
* Left edge of the path
|
|
*
|
|
* @property _left
|
|
* @type Number
|
|
* @private
|
|
*/
|
|
_left: 0,
|
|
|
|
/**
|
|
* Right edge of the path
|
|
*
|
|
* @property _right
|
|
* @type Number
|
|
* @private
|
|
*/
|
|
_right: 0,
|
|
|
|
/**
|
|
* Top edge of the path
|
|
*
|
|
* @property _top
|
|
* @type Number
|
|
* @private
|
|
*/
|
|
_top: 0,
|
|
|
|
/**
|
|
* Bottom edge of the path
|
|
*
|
|
* @property _bottom
|
|
* @type Number
|
|
* @private
|
|
*/
|
|
_bottom: 0,
|
|
|
|
/**
|
|
* Indicates the type of shape
|
|
*
|
|
* @property _type
|
|
* @readOnly
|
|
* @type String
|
|
* @private
|
|
*/
|
|
_type: "path",
|
|
|
|
/**
|
|
* Storage for path
|
|
*
|
|
* @property _path
|
|
* @type String
|
|
* @private
|
|
*/
|
|
_path: ""
|
|
});
|
|
|
|
SVGPath.ATTRS = Y.merge(Y.SVGShape.ATTRS, {
|
|
/**
|
|
* Indicates the path used for the node.
|
|
*
|
|
* @config path
|
|
* @type String
|
|
* @readOnly
|
|
*/
|
|
path: {
|
|
readOnly: true,
|
|
|
|
getter: function()
|
|
{
|
|
return this._path;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the width of the shape
|
|
*
|
|
* @config width
|
|
* @type Number
|
|
*/
|
|
width: {
|
|
getter: function()
|
|
{
|
|
var val = Math.max(this._right - this._left, 0);
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the height of the shape
|
|
*
|
|
* @config height
|
|
* @type Number
|
|
*/
|
|
height: {
|
|
getter: function()
|
|
{
|
|
return Math.max(this._bottom - this._top, 0);
|
|
}
|
|
}
|
|
});
|
|
Y.SVGPath = SVGPath;
|
|
/**
|
|
* <a href="http://www.w3.org/TR/SVG/">SVG</a> implementation of the <a href="Rect.html">`Rect`</a> class.
|
|
* `SVGRect` is not intended to be used directly. Instead, use the <a href="Rect.html">`Rect`</a> class.
|
|
* If the browser has <a href="http://www.w3.org/TR/SVG/">SVG</a> capabilities, the <a href="Rect.html">`Rect`</a>
|
|
* class will point to the `SVGRect` class.
|
|
*
|
|
* @module graphics
|
|
* @class SVGRect
|
|
* @constructor
|
|
*/
|
|
SVGRect = function()
|
|
{
|
|
SVGRect.superclass.constructor.apply(this, arguments);
|
|
};
|
|
SVGRect.NAME = "rect";
|
|
Y.extend(SVGRect, Y.SVGShape, {
|
|
/**
|
|
* Indicates the type of shape
|
|
*
|
|
* @property _type
|
|
* @type String
|
|
* @private
|
|
*/
|
|
_type: "rect"
|
|
});
|
|
SVGRect.ATTRS = Y.SVGShape.ATTRS;
|
|
Y.SVGRect = SVGRect;
|
|
/**
|
|
* <a href="http://www.w3.org/TR/SVG/">SVG</a> implementation of the <a href="Ellipse.html">`Ellipse`</a> class.
|
|
* `SVGEllipse` is not intended to be used directly. Instead, use the <a href="Ellipse.html">`Ellipse`</a> class.
|
|
* If the browser has <a href="http://www.w3.org/TR/SVG/">SVG</a> capabilities, the <a href="Ellipse.html">`Ellipse`</a>
|
|
* class will point to the `SVGEllipse` class.
|
|
*
|
|
* @module graphics
|
|
* @class SVGEllipse
|
|
* @constructor
|
|
*/
|
|
SVGEllipse = function()
|
|
{
|
|
SVGEllipse.superclass.constructor.apply(this, arguments);
|
|
};
|
|
|
|
SVGEllipse.NAME = "ellipse";
|
|
|
|
Y.extend(SVGEllipse, SVGShape, {
|
|
/**
|
|
* Indicates the type of shape
|
|
*
|
|
* @property _type
|
|
* @type String
|
|
* @private
|
|
*/
|
|
_type: "ellipse",
|
|
|
|
/**
|
|
* Updates the shape.
|
|
*
|
|
* @method _draw
|
|
* @private
|
|
*/
|
|
_draw: function()
|
|
{
|
|
var node = this.node,
|
|
w = this.get("width"),
|
|
h = this.get("height"),
|
|
x = this.get("x"),
|
|
y = this.get("y"),
|
|
xRadius = w * 0.5,
|
|
yRadius = h * 0.5,
|
|
cx = x + xRadius,
|
|
cy = y + yRadius;
|
|
node.setAttribute("rx", xRadius);
|
|
node.setAttribute("ry", yRadius);
|
|
node.setAttribute("cx", cx);
|
|
node.setAttribute("cy", cy);
|
|
this._fillChangeHandler();
|
|
this._strokeChangeHandler();
|
|
this._updateTransform();
|
|
}
|
|
});
|
|
|
|
SVGEllipse.ATTRS = Y.merge(SVGShape.ATTRS, {
|
|
/**
|
|
* Horizontal radius for the ellipse.
|
|
*
|
|
* @config xRadius
|
|
* @type Number
|
|
*/
|
|
xRadius: {
|
|
setter: function(val)
|
|
{
|
|
this.set("width", val * 2);
|
|
},
|
|
|
|
getter: function()
|
|
{
|
|
var val = this.get("width");
|
|
if(val)
|
|
{
|
|
val *= 0.5;
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Vertical radius for the ellipse.
|
|
*
|
|
* @config yRadius
|
|
* @type Number
|
|
* @readOnly
|
|
*/
|
|
yRadius: {
|
|
setter: function(val)
|
|
{
|
|
this.set("height", val * 2);
|
|
},
|
|
|
|
getter: function()
|
|
{
|
|
var val = this.get("height");
|
|
if(val)
|
|
{
|
|
val *= 0.5;
|
|
}
|
|
return val;
|
|
}
|
|
}
|
|
});
|
|
Y.SVGEllipse = SVGEllipse;
|
|
/**
|
|
* <a href="http://www.w3.org/TR/SVG/">SVG</a> implementation of the <a href="Circle.html">`Circle`</a> class.
|
|
* `SVGCircle` is not intended to be used directly. Instead, use the <a href="Circle.html">`Circle`</a> class.
|
|
* If the browser has <a href="http://www.w3.org/TR/SVG/">SVG</a> capabilities, the <a href="Circle.html">`Circle`</a>
|
|
* class will point to the `SVGCircle` class.
|
|
*
|
|
* @module graphics
|
|
* @class SVGCircle
|
|
* @constructor
|
|
*/
|
|
SVGCircle = function()
|
|
{
|
|
SVGCircle.superclass.constructor.apply(this, arguments);
|
|
};
|
|
|
|
SVGCircle.NAME = "circle";
|
|
|
|
Y.extend(SVGCircle, Y.SVGShape, {
|
|
|
|
/**
|
|
* Indicates the type of shape
|
|
*
|
|
* @property _type
|
|
* @type String
|
|
* @private
|
|
*/
|
|
_type: "circle",
|
|
|
|
/**
|
|
* Updates the shape.
|
|
*
|
|
* @method _draw
|
|
* @private
|
|
*/
|
|
_draw: function()
|
|
{
|
|
var node = this.node,
|
|
x = this.get("x"),
|
|
y = this.get("y"),
|
|
radius = this.get("radius"),
|
|
cx = x + radius,
|
|
cy = y + radius;
|
|
node.setAttribute("r", radius);
|
|
node.setAttribute("cx", cx);
|
|
node.setAttribute("cy", cy);
|
|
this._fillChangeHandler();
|
|
this._strokeChangeHandler();
|
|
this._updateTransform();
|
|
}
|
|
});
|
|
|
|
SVGCircle.ATTRS = Y.merge(Y.SVGShape.ATTRS, {
|
|
/**
|
|
* Indicates the width of the shape
|
|
*
|
|
* @config width
|
|
* @type Number
|
|
*/
|
|
width: {
|
|
setter: function(val)
|
|
{
|
|
this.set("radius", val/2);
|
|
return val;
|
|
},
|
|
|
|
getter: function()
|
|
{
|
|
return this.get("radius") * 2;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the height of the shape
|
|
*
|
|
* @config height
|
|
* @type Number
|
|
*/
|
|
height: {
|
|
setter: function(val)
|
|
{
|
|
this.set("radius", val/2);
|
|
return val;
|
|
},
|
|
|
|
getter: function()
|
|
{
|
|
return this.get("radius") * 2;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Radius of the circle
|
|
*
|
|
* @config radius
|
|
* @type Number
|
|
*/
|
|
radius: {
|
|
value: 0
|
|
}
|
|
});
|
|
Y.SVGCircle = SVGCircle;
|
|
/**
|
|
* Draws pie slices
|
|
*
|
|
* @module graphics
|
|
* @class SVGPieSlice
|
|
* @constructor
|
|
*/
|
|
SVGPieSlice = function()
|
|
{
|
|
SVGPieSlice.superclass.constructor.apply(this, arguments);
|
|
};
|
|
SVGPieSlice.NAME = "svgPieSlice";
|
|
Y.extend(SVGPieSlice, Y.SVGShape, Y.mix({
|
|
/**
|
|
* Indicates the type of shape
|
|
*
|
|
* @property _type
|
|
* @type String
|
|
* @private
|
|
*/
|
|
_type: "path",
|
|
|
|
/**
|
|
* Change event listener
|
|
*
|
|
* @private
|
|
* @method _updateHandler
|
|
*/
|
|
_draw: function()
|
|
{
|
|
var x = this.get("cx"),
|
|
y = this.get("cy"),
|
|
startAngle = this.get("startAngle"),
|
|
arc = this.get("arc"),
|
|
radius = this.get("radius");
|
|
this.clear();
|
|
this.drawWedge(x, y, startAngle, arc, radius);
|
|
this.end();
|
|
}
|
|
}, Y.SVGDrawing.prototype));
|
|
SVGPieSlice.ATTRS = Y.mix({
|
|
cx: {
|
|
value: 0
|
|
},
|
|
|
|
cy: {
|
|
value: 0
|
|
},
|
|
/**
|
|
* Starting angle in relation to a circle in which to begin the pie slice drawing.
|
|
*
|
|
* @config startAngle
|
|
* @type Number
|
|
*/
|
|
startAngle: {
|
|
value: 0
|
|
},
|
|
|
|
/**
|
|
* Arc of the slice.
|
|
*
|
|
* @config arc
|
|
* @type Number
|
|
*/
|
|
arc: {
|
|
value: 0
|
|
},
|
|
|
|
/**
|
|
* Radius of the circle in which the pie slice is drawn
|
|
*
|
|
* @config radius
|
|
* @type Number
|
|
*/
|
|
radius: {
|
|
value: 0
|
|
}
|
|
}, Y.SVGShape.ATTRS);
|
|
Y.SVGPieSlice = SVGPieSlice;
|
|
/**
|
|
* <a href="http://www.w3.org/TR/SVG/">SVG</a> implementation of the <a href="Graphic.html">`Graphic`</a> class.
|
|
* `SVGGraphic` is not intended to be used directly. Instead, use the <a href="Graphic.html">`Graphic`</a> class.
|
|
* If the browser has <a href="http://www.w3.org/TR/SVG/">SVG</a> capabilities, the <a href="Graphic.html">`Graphic`</a>
|
|
* class will point to the `SVGGraphic` class.
|
|
*
|
|
* @module graphics
|
|
* @class SVGGraphic
|
|
* @constructor
|
|
*/
|
|
SVGGraphic = function() {
|
|
SVGGraphic.superclass.constructor.apply(this, arguments);
|
|
};
|
|
|
|
SVGGraphic.NAME = "svgGraphic";
|
|
|
|
SVGGraphic.ATTRS = {
|
|
/**
|
|
* Whether or not to render the `Graphic` automatically after to a specified parent node after init. This can be a Node
|
|
* instance or a CSS selector string.
|
|
*
|
|
* @config render
|
|
* @type Node | String
|
|
*/
|
|
render: {},
|
|
|
|
/**
|
|
* Unique id for class instance.
|
|
*
|
|
* @config id
|
|
* @type String
|
|
*/
|
|
id: {
|
|
valueFn: function()
|
|
{
|
|
return Y.guid();
|
|
},
|
|
|
|
setter: function(val)
|
|
{
|
|
var node = this._node;
|
|
if(node)
|
|
{
|
|
node.setAttribute("id", val);
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Key value pairs in which a shape instance is associated with its id.
|
|
*
|
|
* @config shapes
|
|
* @type Object
|
|
* @readOnly
|
|
*/
|
|
shapes: {
|
|
readOnly: true,
|
|
|
|
getter: function()
|
|
{
|
|
return this._shapes;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Object containing size and coordinate data for the content of a Graphic in relation to the coordSpace node.
|
|
*
|
|
* @config contentBounds
|
|
* @type Object
|
|
* @readOnly
|
|
*/
|
|
contentBounds: {
|
|
readOnly: true,
|
|
|
|
getter: function()
|
|
{
|
|
return this._contentBounds;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* The html element that represents to coordinate system of the Graphic instance.
|
|
*
|
|
* @config node
|
|
* @type HTMLElement
|
|
* @readOnly
|
|
*/
|
|
node: {
|
|
readOnly: true,
|
|
|
|
getter: function()
|
|
{
|
|
return this._node;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the width of the `Graphic`.
|
|
*
|
|
* @config width
|
|
* @type Number
|
|
*/
|
|
width: {
|
|
setter: function(val)
|
|
{
|
|
if(this._node)
|
|
{
|
|
this._node.style.width = val + "px";
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the height of the `Graphic`.
|
|
*
|
|
* @config height
|
|
* @type Number
|
|
*/
|
|
height: {
|
|
setter: function(val)
|
|
{
|
|
if(this._node)
|
|
{
|
|
this._node.style.height = val + "px";
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Determines the sizing of the Graphic.
|
|
*
|
|
* <dl>
|
|
* <dt>sizeContentToGraphic</dt><dd>The Graphic's width and height attributes are, either explicitly set through the
|
|
* <code>width</code> and <code>height</code> attributes or are determined by the dimensions of the parent element. The
|
|
* content contained in the Graphic will be sized to fit with in the Graphic instance's dimensions. When using this
|
|
* setting, the <code>preserveAspectRatio</code> attribute will determine how the contents are sized.</dd>
|
|
* <dt>sizeGraphicToContent</dt><dd>(Also accepts a value of true) The Graphic's width and height are determined by the
|
|
* size and positioning of the content.</dd>
|
|
* <dt>false</dt><dd>The Graphic's width and height attributes are, either explicitly set through the <code>width</code>
|
|
* and <code>height</code> attributes or are determined by the dimensions of the parent element. The contents of the
|
|
* Graphic instance are not affected by this setting.</dd>
|
|
* </dl>
|
|
*
|
|
*
|
|
* @config autoSize
|
|
* @type Boolean | String
|
|
* @default false
|
|
*/
|
|
autoSize: {
|
|
value: false
|
|
},
|
|
|
|
/**
|
|
* Determines how content is sized when <code>autoSize</code> is set to <code>sizeContentToGraphic</code>.
|
|
*
|
|
* <dl>
|
|
* <dt>none<dt><dd>Do not force uniform scaling. Scale the graphic content of the given element non-uniformly if necessary
|
|
* such that the element's bounding box exactly matches the viewport rectangle.</dd>
|
|
* <dt>xMinYMin</dt><dd>Force uniform scaling position along the top left of the Graphic's node.</dd>
|
|
* <dt>xMidYMin</dt><dd>Force uniform scaling horizontally centered and positioned at the top of the Graphic's node.<dd>
|
|
* <dt>xMaxYMin</dt><dd>Force uniform scaling positioned horizontally from the right and vertically from the top.</dd>
|
|
* <dt>xMinYMid</dt>Force uniform scaling positioned horizontally from the left and vertically centered.</dd>
|
|
* <dt>xMidYMid (the default)</dt><dd>Force uniform scaling with the content centered.</dd>
|
|
* <dt>xMaxYMid</dt><dd>Force uniform scaling positioned horizontally from the right and vertically centered.</dd>
|
|
* <dt>xMinYMax</dt><dd>Force uniform scaling positioned horizontally from the left and vertically from the bottom.</dd>
|
|
* <dt>xMidYMax</dt><dd>Force uniform scaling horizontally centered and position vertically from the bottom.</dd>
|
|
* <dt>xMaxYMax</dt><dd>Force uniform scaling positioned horizontally from the right and vertically from the bottom.</dd>
|
|
* </dl>
|
|
*
|
|
* @config preserveAspectRatio
|
|
* @type String
|
|
* @default xMidYMid
|
|
*/
|
|
preserveAspectRatio: {
|
|
value: "xMidYMid"
|
|
},
|
|
|
|
/**
|
|
* The contentBounds will resize to greater values but not to smaller values. (for performance)
|
|
* When resizing the contentBounds down is desirable, set the resizeDown value to true.
|
|
*
|
|
* @config resizeDown
|
|
* @type Boolean
|
|
*/
|
|
resizeDown: {
|
|
value: false
|
|
},
|
|
|
|
/**
|
|
* Indicates the x-coordinate for the instance.
|
|
*
|
|
* @config x
|
|
* @type Number
|
|
*/
|
|
x: {
|
|
getter: function()
|
|
{
|
|
return this._x;
|
|
},
|
|
|
|
setter: function(val)
|
|
{
|
|
this._x = val;
|
|
if(this._node)
|
|
{
|
|
this._node.style.left = val + "px";
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates the y-coordinate for the instance.
|
|
*
|
|
* @config y
|
|
* @type Number
|
|
*/
|
|
y: {
|
|
getter: function()
|
|
{
|
|
return this._y;
|
|
},
|
|
|
|
setter: function(val)
|
|
{
|
|
this._y = val;
|
|
if(this._node)
|
|
{
|
|
this._node.style.top = val + "px";
|
|
}
|
|
return val;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Indicates whether or not the instance will automatically redraw after a change is made to a shape.
|
|
* This property will get set to false when batching operations.
|
|
*
|
|
* @config autoDraw
|
|
* @type Boolean
|
|
* @default true
|
|
* @private
|
|
*/
|
|
autoDraw: {
|
|
value: true
|
|
},
|
|
|
|
visible: {
|
|
value: true,
|
|
|
|
setter: function(val)
|
|
{
|
|
this._toggleVisible(val);
|
|
return val;
|
|
}
|
|
},
|
|
|
|
//
|
|
// Indicates the pointer-events setting for the svg:svg element.
|
|
//
|
|
// @config pointerEvents
|
|
// @type String
|
|
//
|
|
pointerEvents: {
|
|
value: "none"
|
|
}
|
|
};
|
|
|
|
Y.extend(SVGGraphic, Y.GraphicBase, {
|
|
/**
|
|
* Sets the value of an attribute.
|
|
*
|
|
* @method set
|
|
* @param {String|Object} name The name of the attribute. Alternatively, an object of key value pairs can
|
|
* be passed in to set multiple attributes at once.
|
|
* @param {Any} value The value to set the attribute to. This value is ignored if an object is received as
|
|
* the name param.
|
|
*/
|
|
set: function()
|
|
{
|
|
var host = this,
|
|
attr = arguments[0],
|
|
redrawAttrs = {
|
|
autoDraw: true,
|
|
autoSize: true,
|
|
preserveAspectRatio: true,
|
|
resizeDown: true
|
|
},
|
|
key,
|
|
forceRedraw = false;
|
|
AttributeLite.prototype.set.apply(host, arguments);
|
|
if(host._state.autoDraw === true && Y.Object.size(this._shapes) > 0)
|
|
{
|
|
if(Y_LANG.isString && redrawAttrs[attr])
|
|
{
|
|
forceRedraw = true;
|
|
}
|
|
else if(Y_LANG.isObject(attr))
|
|
{
|
|
for(key in redrawAttrs)
|
|
{
|
|
if(redrawAttrs.hasOwnProperty(key) && attr[key])
|
|
{
|
|
forceRedraw = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if(forceRedraw)
|
|
{
|
|
host._redraw();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Storage for `x` attribute.
|
|
*
|
|
* @property _x
|
|
* @type Number
|
|
* @private
|
|
*/
|
|
_x: 0,
|
|
|
|
/**
|
|
* Storage for `y` attribute.
|
|
*
|
|
* @property _y
|
|
* @type Number
|
|
* @private
|
|
*/
|
|
_y: 0,
|
|
|
|
/**
|
|
* Gets the current position of the graphic instance in page coordinates.
|
|
*
|
|
* @method getXY
|
|
* @return Array The XY position of the shape.
|
|
*/
|
|
getXY: function()
|
|
{
|
|
var node = this._node,
|
|
xy;
|
|
if(node)
|
|
{
|
|
xy = Y.DOM.getXY(node);
|
|
}
|
|
return xy;
|
|
},
|
|
|
|
/**
|
|
* Initializes the class.
|
|
*
|
|
* @method initializer
|
|
* @private
|
|
*/
|
|
initializer: function() {
|
|
var render = this.get("render"),
|
|
visibility = this.get("visible") ? "visible" : "hidden";
|
|
this._shapes = {};
|
|
this._contentBounds = {
|
|
left: 0,
|
|
top: 0,
|
|
right: 0,
|
|
bottom: 0
|
|
};
|
|
this._gradients = {};
|
|
this._node = DOCUMENT.createElement('div');
|
|
this._node.style.position = "absolute";
|
|
this._node.style.left = this.get("x") + "px";
|
|
this._node.style.top = this.get("y") + "px";
|
|
this._node.style.visibility = visibility;
|
|
this._contentNode = this._createGraphics();
|
|
this._contentNode.style.visibility = visibility;
|
|
this._contentNode.setAttribute("id", this.get("id"));
|
|
this._node.appendChild(this._contentNode);
|
|
if(render)
|
|
{
|
|
this.render(render);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Adds the graphics node to the dom.
|
|
*
|
|
* @method render
|
|
* @param {HTMLElement} parentNode node in which to render the graphics node into.
|
|
*/
|
|
render: function(render) {
|
|
var parentNode = render || DOCUMENT.body,
|
|
w,
|
|
h;
|
|
if(render instanceof Y.Node)
|
|
{
|
|
parentNode = render._node;
|
|
}
|
|
else if(Y.Lang.isString(render))
|
|
{
|
|
parentNode = Y.Selector.query(render, DOCUMENT.body, true);
|
|
}
|
|
w = this.get("width") || parseInt(Y.DOM.getComputedStyle(parentNode, "width"), 10);
|
|
h = this.get("height") || parseInt(Y.DOM.getComputedStyle(parentNode, "height"), 10);
|
|
parentNode.appendChild(this._node);
|
|
this.set("width", w);
|
|
this.set("height", h);
|
|
return this;
|
|
},
|
|
|
|
/**
|
|
* Removes all nodes.
|
|
*
|
|
* @method destroy
|
|
*/
|
|
destroy: function()
|
|
{
|
|
this.removeAllShapes();
|
|
if(this._contentNode)
|
|
{
|
|
this._removeChildren(this._contentNode);
|
|
if(this._contentNode.parentNode)
|
|
{
|
|
this._contentNode.parentNode.removeChild(this._contentNode);
|
|
}
|
|
this._contentNode = null;
|
|
}
|
|
if(this._node)
|
|
{
|
|
this._removeChildren(this._node);
|
|
if(this._node.parentNode)
|
|
{
|
|
this._node.parentNode.removeChild(this._node);
|
|
}
|
|
this._node = null;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Generates a shape instance by type.
|
|
*
|
|
* @method addShape
|
|
* @param {Object} cfg attributes for the shape
|
|
* @return Shape
|
|
*/
|
|
addShape: function(cfg)
|
|
{
|
|
cfg.graphic = this;
|
|
if(!this.get("visible"))
|
|
{
|
|
cfg.visible = false;
|
|
}
|
|
var ShapeClass = this._getShapeClass(cfg.type),
|
|
shape = new ShapeClass(cfg);
|
|
this._appendShape(shape);
|
|
return shape;
|
|
},
|
|
|
|
/**
|
|
* Adds a shape instance to the graphic instance.
|
|
*
|
|
* @method _appendShape
|
|
* @param {Shape} shape The shape instance to be added to the graphic.
|
|
* @private
|
|
*/
|
|
_appendShape: function(shape)
|
|
{
|
|
var node = shape.node,
|
|
parentNode = this._frag || this._contentNode;
|
|
if(this.get("autoDraw"))
|
|
{
|
|
parentNode.appendChild(node);
|
|
}
|
|
else
|
|
{
|
|
this._getDocFrag().appendChild(node);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Removes a shape instance from from the graphic instance.
|
|
*
|
|
* @method removeShape
|
|
* @param {Shape|String} shape The instance or id of the shape to be removed.
|
|
*/
|
|
removeShape: function(shape)
|
|
{
|
|
if(!(shape instanceof SVGShape))
|
|
{
|
|
if(Y_LANG.isString(shape))
|
|
{
|
|
shape = this._shapes[shape];
|
|
}
|
|
}
|
|
if(shape && shape instanceof SVGShape)
|
|
{
|
|
shape._destroy();
|
|
delete this._shapes[shape.get("id")];
|
|
}
|
|
if(this.get("autoDraw"))
|
|
{
|
|
this._redraw();
|
|
}
|
|
return shape;
|
|
},
|
|
|
|
/**
|
|
* Removes all shape instances from the dom.
|
|
*
|
|
* @method removeAllShapes
|
|
*/
|
|
removeAllShapes: function()
|
|
{
|
|
var shapes = this._shapes,
|
|
i;
|
|
for(i in shapes)
|
|
{
|
|
if(shapes.hasOwnProperty(i))
|
|
{
|
|
shapes[i]._destroy();
|
|
}
|
|
}
|
|
this._shapes = {};
|
|
},
|
|
|
|
/**
|
|
* Removes all child nodes.
|
|
*
|
|
* @method _removeChildren
|
|
* @param {HTMLElement} node
|
|
* @private
|
|
*/
|
|
_removeChildren: function(node)
|
|
{
|
|
if(node.hasChildNodes())
|
|
{
|
|
var child;
|
|
while(node.firstChild)
|
|
{
|
|
child = node.firstChild;
|
|
this._removeChildren(child);
|
|
node.removeChild(child);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Clears the graphics object.
|
|
*
|
|
* @method clear
|
|
*/
|
|
clear: function() {
|
|
this.removeAllShapes();
|
|
},
|
|
|
|
/**
|
|
* Toggles visibility
|
|
*
|
|
* @method _toggleVisible
|
|
* @param {Boolean} val indicates visibilitye
|
|
* @private
|
|
*/
|
|
_toggleVisible: function(val)
|
|
{
|
|
var i,
|
|
shapes = this._shapes,
|
|
visibility = val ? "visible" : "hidden";
|
|
if(shapes)
|
|
{
|
|
for(i in shapes)
|
|
{
|
|
if(shapes.hasOwnProperty(i))
|
|
{
|
|
shapes[i].set("visible", val);
|
|
}
|
|
}
|
|
}
|
|
if(this._contentNode)
|
|
{
|
|
this._contentNode.style.visibility = visibility;
|
|
}
|
|
if(this._node)
|
|
{
|
|
this._node.style.visibility = visibility;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Returns a shape class. Used by `addShape`.
|
|
*
|
|
* @method _getShapeClass
|
|
* @param {Shape | String} val Indicates which shape class.
|
|
* @return Function
|
|
* @private
|
|
*/
|
|
_getShapeClass: function(val)
|
|
{
|
|
var shape = this._shapeClass[val];
|
|
if(shape)
|
|
{
|
|
return shape;
|
|
}
|
|
return val;
|
|
},
|
|
|
|
/**
|
|
* Look up for shape classes. Used by `addShape` to retrieve a class for instantiation.
|
|
*
|
|
* @property _shapeClass
|
|
* @type Object
|
|
* @private
|
|
*/
|
|
_shapeClass: {
|
|
circle: Y.SVGCircle,
|
|
rect: Y.SVGRect,
|
|
path: Y.SVGPath,
|
|
ellipse: Y.SVGEllipse,
|
|
pieslice: Y.SVGPieSlice
|
|
},
|
|
|
|
/**
|
|
* Returns a shape based on the id of its dom node.
|
|
*
|
|
* @method getShapeById
|
|
* @param {String} id Dom id of the shape's node attribute.
|
|
* @return Shape
|
|
*/
|
|
getShapeById: function(id)
|
|
{
|
|
var shape = this._shapes[id];
|
|
return shape;
|
|
},
|
|
|
|
/**
|
|
* Allows for creating multiple shapes in order to batch appending and redraw operations.
|
|
*
|
|
* @method batch
|
|
* @param {Function} method Method to execute.
|
|
*/
|
|
batch: function(method)
|
|
{
|
|
var autoDraw = this.get("autoDraw");
|
|
this.set("autoDraw", false);
|
|
method();
|
|
this.set("autoDraw", autoDraw);
|
|
},
|
|
|
|
/**
|
|
* Returns a document fragment to for attaching shapes.
|
|
*
|
|
* @method _getDocFrag
|
|
* @return DocumentFragment
|
|
* @private
|
|
*/
|
|
_getDocFrag: function()
|
|
{
|
|
if(!this._frag)
|
|
{
|
|
this._frag = DOCUMENT.createDocumentFragment();
|
|
}
|
|
return this._frag;
|
|
},
|
|
|
|
/**
|
|
* Redraws all shapes.
|
|
*
|
|
* @method _redraw
|
|
* @private
|
|
*/
|
|
_redraw: function()
|
|
{
|
|
var autoSize = this.get("autoSize"),
|
|
preserveAspectRatio = this.get("preserveAspectRatio"),
|
|
box = this.get("resizeDown") ? this._getUpdatedContentBounds() : this._contentBounds,
|
|
left = box.left,
|
|
right = box.right,
|
|
top = box.top,
|
|
bottom = box.bottom,
|
|
width = right - left,
|
|
height = bottom - top,
|
|
computedWidth,
|
|
computedHeight,
|
|
computedLeft,
|
|
computedTop,
|
|
node;
|
|
if(autoSize)
|
|
{
|
|
if(autoSize === "sizeContentToGraphic")
|
|
{
|
|
node = this._node;
|
|
computedWidth = parseFloat(Y.DOM.getComputedStyle(node, "width"));
|
|
computedHeight = parseFloat(Y.DOM.getComputedStyle(node, "height"));
|
|
computedLeft = computedTop = 0;
|
|
this._contentNode.setAttribute("preserveAspectRatio", preserveAspectRatio);
|
|
}
|
|
else
|
|
{
|
|
computedWidth = width;
|
|
computedHeight = height;
|
|
computedLeft = left;
|
|
computedTop = top;
|
|
this._state.width = width;
|
|
this._state.height = height;
|
|
if(this._node)
|
|
{
|
|
this._node.style.width = width + "px";
|
|
this._node.style.height = height + "px";
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
computedWidth = width;
|
|
computedHeight = height;
|
|
computedLeft = left;
|
|
computedTop = top;
|
|
}
|
|
if(this._contentNode)
|
|
{
|
|
this._contentNode.style.left = computedLeft + "px";
|
|
this._contentNode.style.top = computedTop + "px";
|
|
this._contentNode.setAttribute("width", computedWidth);
|
|
this._contentNode.setAttribute("height", computedHeight);
|
|
this._contentNode.style.width = computedWidth + "px";
|
|
this._contentNode.style.height = computedHeight + "px";
|
|
this._contentNode.setAttribute("viewBox", "" + left + " " + top + " " + width + " " + height + "");
|
|
}
|
|
if(this._frag)
|
|
{
|
|
if(this._contentNode)
|
|
{
|
|
this._contentNode.appendChild(this._frag);
|
|
}
|
|
this._frag = null;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Adds a shape to the redraw queue and calculates the contentBounds. Used internally
|
|
* by `Shape` instances.
|
|
*
|
|
* @method addToRedrawQueue
|
|
* @param shape {SVGShape}
|
|
* @protected
|
|
*/
|
|
addToRedrawQueue: function(shape)
|
|
{
|
|
var shapeBox,
|
|
box;
|
|
this._shapes[shape.get("id")] = shape;
|
|
if(!this.get("resizeDown"))
|
|
{
|
|
shapeBox = shape.getBounds();
|
|
box = this._contentBounds;
|
|
box.left = box.left < shapeBox.left ? box.left : shapeBox.left;
|
|
box.top = box.top < shapeBox.top ? box.top : shapeBox.top;
|
|
box.right = box.right > shapeBox.right ? box.right : shapeBox.right;
|
|
box.bottom = box.bottom > shapeBox.bottom ? box.bottom : shapeBox.bottom;
|
|
box.width = box.right - box.left;
|
|
box.height = box.bottom - box.top;
|
|
this._contentBounds = box;
|
|
}
|
|
if(this.get("autoDraw"))
|
|
{
|
|
this._redraw();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Recalculates and returns the `contentBounds` for the `Graphic` instance.
|
|
*
|
|
* @method _getUpdatedContentBounds
|
|
* @return {Object}
|
|
* @private
|
|
*/
|
|
_getUpdatedContentBounds: function()
|
|
{
|
|
var bounds,
|
|
i,
|
|
shape,
|
|
queue = this._shapes,
|
|
box = {};
|
|
for(i in queue)
|
|
{
|
|
if(queue.hasOwnProperty(i))
|
|
{
|
|
shape = queue[i];
|
|
bounds = shape.getBounds();
|
|
box.left = Y_LANG.isNumber(box.left) ? Math.min(box.left, bounds.left) : bounds.left;
|
|
box.top = Y_LANG.isNumber(box.top) ? Math.min(box.top, bounds.top) : bounds.top;
|
|
box.right = Y_LANG.isNumber(box.right) ? Math.max(box.right, bounds.right) : bounds.right;
|
|
box.bottom = Y_LANG.isNumber(box.bottom) ? Math.max(box.bottom, bounds.bottom) : bounds.bottom;
|
|
}
|
|
}
|
|
box.left = Y_LANG.isNumber(box.left) ? box.left : 0;
|
|
box.top = Y_LANG.isNumber(box.top) ? box.top : 0;
|
|
box.right = Y_LANG.isNumber(box.right) ? box.right : 0;
|
|
box.bottom = Y_LANG.isNumber(box.bottom) ? box.bottom : 0;
|
|
this._contentBounds = box;
|
|
return box;
|
|
},
|
|
|
|
/**
|
|
* Creates a contentNode element
|
|
*
|
|
* @method _createGraphics
|
|
* @private
|
|
*/
|
|
_createGraphics: function() {
|
|
var contentNode = this._createGraphicNode("svg"),
|
|
pointerEvents = this.get("pointerEvents");
|
|
contentNode.style.position = "absolute";
|
|
contentNode.style.top = "0px";
|
|
contentNode.style.left = "0px";
|
|
contentNode.style.overflow = "auto";
|
|
contentNode.setAttribute("overflow", "auto");
|
|
contentNode.setAttribute("pointer-events", pointerEvents);
|
|
return contentNode;
|
|
},
|
|
|
|
/**
|
|
* Creates a graphic node
|
|
*
|
|
* @method _createGraphicNode
|
|
* @param {String} type node type to create
|
|
* @param {String} pe specified pointer-events value
|
|
* @return HTMLElement
|
|
* @private
|
|
*/
|
|
_createGraphicNode: function(type, pe)
|
|
{
|
|
var node = DOCUMENT.createElementNS("http://www.w3.org/2000/svg", "svg:" + type),
|
|
v = pe || "none";
|
|
if(type !== "defs" && type !== "stop" && type !== "linearGradient" && type !== "radialGradient")
|
|
{
|
|
node.setAttribute("pointer-events", v);
|
|
}
|
|
return node;
|
|
},
|
|
|
|
/**
|
|
* Returns a reference to a gradient definition based on an id and type.
|
|
*
|
|
* @method getGradientNode
|
|
* @param {String} key id that references the gradient definition
|
|
* @param {String} type description of the gradient type
|
|
* @return HTMLElement
|
|
* @protected
|
|
*/
|
|
getGradientNode: function(key, type)
|
|
{
|
|
var gradients = this._gradients,
|
|
gradient,
|
|
nodeType = type + "Gradient";
|
|
if(gradients.hasOwnProperty(key) && gradients[key].tagName.indexOf(type) > -1)
|
|
{
|
|
gradient = this._gradients[key];
|
|
}
|
|
else
|
|
{
|
|
gradient = this._createGraphicNode(nodeType);
|
|
if(!this._defs)
|
|
{
|
|
this._defs = this._createGraphicNode("defs");
|
|
this._contentNode.appendChild(this._defs);
|
|
}
|
|
this._defs.appendChild(gradient);
|
|
key = key || "gradient" + Math.round(100000 * Math.random());
|
|
gradient.setAttribute("id", key);
|
|
if(gradients.hasOwnProperty(key))
|
|
{
|
|
this._defs.removeChild(gradients[key]);
|
|
}
|
|
gradients[key] = gradient;
|
|
}
|
|
return gradient;
|
|
},
|
|
|
|
/**
|
|
* Inserts shape on the top of the tree.
|
|
*
|
|
* @method _toFront
|
|
* @param {SVGShape} Shape to add.
|
|
* @private
|
|
*/
|
|
_toFront: function(shape)
|
|
{
|
|
var contentNode = this._contentNode;
|
|
if(shape instanceof Y.SVGShape)
|
|
{
|
|
shape = shape.get("node");
|
|
}
|
|
if(contentNode && shape)
|
|
{
|
|
contentNode.appendChild(shape);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Inserts shape as the first child of the content node.
|
|
*
|
|
* @method _toBack
|
|
* @param {SVGShape} Shape to add.
|
|
* @private
|
|
*/
|
|
_toBack: function(shape)
|
|
{
|
|
var contentNode = this._contentNode,
|
|
targetNode;
|
|
if(shape instanceof Y.SVGShape)
|
|
{
|
|
shape = shape.get("node");
|
|
}
|
|
if(contentNode && shape)
|
|
{
|
|
targetNode = contentNode.firstChild;
|
|
if(targetNode)
|
|
{
|
|
contentNode.insertBefore(shape, targetNode);
|
|
}
|
|
else
|
|
{
|
|
contentNode.appendChild(shape);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
Y.SVGGraphic = SVGGraphic;
|
|
|
|
|
|
|
|
}, '3.17.2', {"requires": ["graphics"]});
|
|
|