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Current File : C:/xampp/htdocs/moodle/lib/yuilib/3.17.2/graphics-vml/graphics-vml.js |
/* YUI 3.17.2 (build 9c3c78e) Copyright 2014 Yahoo! Inc. All rights reserved. Licensed under the BSD License. http://yuilibrary.com/license/ */ YUI.add('graphics-vml', function (Y, NAME) { var IMPLEMENTATION = "vml", SHAPE = "shape", SPLITPATHPATTERN = /[a-z][^a-z]*/ig, SPLITARGSPATTERN = /[\-]?[0-9]*[0-9|\.][0-9]*/g, Y_LANG = Y.Lang, IS_NUM = Y_LANG.isNumber, IS_ARRAY = Y_LANG.isArray, Y_DOM = Y.DOM, Y_SELECTOR = Y.Selector, DOCUMENT = Y.config.doc, AttributeLite = Y.AttributeLite, VMLShape, VMLCircle, VMLPath, VMLRect, VMLEllipse, VMLGraphic, VMLPieSlice, _getClassName = Y.ClassNameManager.getClassName; function VMLDrawing() {} /** * <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Drawing.html">`Drawing`</a> class. * `VMLDrawing` is not intended to be used directly. Instead, use the <a href="Drawing.html">`Drawing`</a> class. * If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a> * capabilities, the <a href="Drawing.html">`Drawing`</a> class will point to the `VMLDrawing` class. * * @module graphics * @class VMLDrawing * @constructor */ VMLDrawing.prototype = { /** * Maps path to methods * * @property _pathSymbolToMethod * @type Object * @private */ _pathSymbolToMethod: { M: "moveTo", m: "relativeMoveTo", L: "lineTo", l: "relativeLineTo", C: "curveTo", c: "relativeCurveTo", Q: "quadraticCurveTo", q: "relativeQuadraticCurveTo", z: "closePath", Z: "closePath" }, /** * Value for rounding up to coordsize * * @property _coordSpaceMultiplier * @type Number * @private */ _coordSpaceMultiplier: 100, /** * Rounds dimensions and position values based on the coordinate space. * * @method _round * @param {Number} The value for rounding * @return Number * @private */ _round:function(val) { return Math.round(val * this._coordSpaceMultiplier); }, /** * Concatanates the path. * * @method _addToPath * @param {String} val The value to add to the path string. * @private */ _addToPath: function(val) { this._path = this._path || ""; if(this._movePath) { this._path += this._movePath; this._movePath = null; } this._path += val; }, /** * Current x position of the drawing. * * @property _currentX * @type Number * @private */ _currentX: 0, /** * Current y position of the drqwing. * * @property _currentY * @type Number * @private */ _currentY: 0, /** * Draws a bezier curve. * * @method curveTo * @param {Number} cp1x x-coordinate for the first control point. * @param {Number} cp1y y-coordinate for the first control point. * @param {Number} cp2x x-coordinate for the second control point. * @param {Number} cp2y y-coordinate for the second control point. * @param {Number} x x-coordinate for the end point. * @param {Number} y y-coordinate for the end point. * @chainable */ curveTo: function() { this._curveTo.apply(this, [Y.Array(arguments), false]); return this; }, /** * Draws a bezier curve. * * @method relativeCurveTo * @param {Number} cp1x x-coordinate for the first control point. * @param {Number} cp1y y-coordinate for the first control point. * @param {Number} cp2x x-coordinate for the second control point. * @param {Number} cp2y y-coordinate for the second control point. * @param {Number} x x-coordinate for the end point. * @param {Number} y y-coordinate for the end point. * @chainable */ relativeCurveTo: function() { this._curveTo.apply(this, [Y.Array(arguments), true]); return this; }, /** * Implements curveTo methods. * * @method _curveTo * @param {Array} args The arguments to be used. * @param {Boolean} relative Indicates whether or not to use relative coordinates. * @private */ _curveTo: function(args, relative) { var w, h, x, y, cp1x, cp1y, cp2x, cp2y, pts, right, left, bottom, top, i, len, path, command = relative ? " v " : " c ", relativeX = relative ? parseFloat(this._currentX) : 0, relativeY = relative ? parseFloat(this._currentY) : 0; len = args.length - 5; path = command; for(i = 0; i < len; i = i + 6) { cp1x = parseFloat(args[i]); cp1y = parseFloat(args[i + 1]); cp2x = parseFloat(args[i + 2]); cp2y = parseFloat(args[i + 3]); x = parseFloat(args[i + 4]); y = parseFloat(args[i + 5]); if(i > 0) { path = path + ", "; } path = path + this._round(cp1x) + ", " + this._round(cp1y) + ", " + this._round(cp2x) + ", " + this._round(cp2y) + ", " + this._round(x) + ", " + this._round(y); cp1x = cp1x + relativeX; cp1y = cp1y + relativeY; cp2x = cp2x + relativeX; cp2y = cp2y + relativeY; x = x + relativeX; y = y + relativeY; right = Math.max(x, Math.max(cp1x, cp2x)); bottom = Math.max(y, Math.max(cp1y, cp2y)); left = Math.min(x, Math.min(cp1x, cp2x)); top = Math.min(y, Math.min(cp1y, cp2y)); w = Math.abs(right - left); h = Math.abs(bottom - top); pts = [[this._currentX, this._currentY] , [cp1x, cp1y], [cp2x, cp2y], [x, y]]; this._setCurveBoundingBox(pts, w, h); this._currentX = x; this._currentY = y; } this._addToPath(path); }, /** * Draws a quadratic bezier curve. * * @method quadraticCurveTo * @param {Number} cpx x-coordinate for the control point. * @param {Number} cpy y-coordinate for the control point. * @param {Number} x x-coordinate for the end point. * @param {Number} y y-coordinate for the end point. * @chainable */ quadraticCurveTo: function() { this._quadraticCurveTo.apply(this, [Y.Array(arguments), false]); return this; }, /** * Draws a quadratic bezier curve relative to the current position. * * @method relativeQuadraticCurveTo * @param {Number} cpx x-coordinate for the control point. * @param {Number} cpy y-coordinate for the control point. * @param {Number} x x-coordinate for the end point. * @param {Number} y y-coordinate for the end point. * @chainable */ relativeQuadraticCurveTo: function() { this._quadraticCurveTo.apply(this, [Y.Array(arguments), true]); return this; }, /** * Implements quadraticCurveTo methods. * * @method _quadraticCurveTo * @param {Array} args The arguments to be used. * @param {Boolean} relative Indicates whether or not to use relative coordinates. * @private */ _quadraticCurveTo: function(args, relative) { var cpx, cpy, cp1x, cp1y, cp2x, cp2y, x, y, currentX = this._currentX, currentY = this._currentY, i, len = args.length - 3, bezierArgs = [], relativeX = relative ? parseFloat(this._currentX) : 0, relativeY = relative ? parseFloat(this._currentY) : 0; for(i = 0; i < len; i = i + 4) { cpx = parseFloat(args[i]) + relativeX; cpy = parseFloat(args[i + 1]) + relativeY; x = parseFloat(args[i + 2]) + relativeX; y = parseFloat(args[i + 3]) + relativeY; cp1x = currentX + 0.67*(cpx - currentX); cp1y = currentY + 0.67*(cpy - currentY); cp2x = cp1x + (x - currentX) * 0.34; cp2y = cp1y + (y - currentY) * 0.34; bezierArgs.push(cp1x); bezierArgs.push(cp1y); bezierArgs.push(cp2x); bezierArgs.push(cp2y); bezierArgs.push(x); bezierArgs.push(y); } this._curveTo.apply(this, [bezierArgs, false]); }, /** * Draws a rectangle. * * @method drawRect * @param {Number} x x-coordinate * @param {Number} y y-coordinate * @param {Number} w width * @param {Number} h height * @chainable */ drawRect: function(x, y, w, h) { this.moveTo(x, y); this.lineTo(x + w, y); this.lineTo(x + w, y + h); this.lineTo(x, y + h); this.lineTo(x, y); this._currentX = x; this._currentY = y; return this; }, /** * Draws a rectangle with rounded corners. * * @method drawRect * @param {Number} x x-coordinate * @param {Number} y y-coordinate * @param {Number} w width * @param {Number} h height * @param {Number} ew width of the ellipse used to draw the rounded corners * @param {Number} eh height of the ellipse used to draw the rounded corners * @chainable */ drawRoundRect: function(x, y, w, h, ew, eh) { this.moveTo(x, y + eh); this.lineTo(x, y + h - eh); this.quadraticCurveTo(x, y + h, x + ew, y + h); this.lineTo(x + w - ew, y + h); this.quadraticCurveTo(x + w, y + h, x + w, y + h - eh); this.lineTo(x + w, y + eh); this.quadraticCurveTo(x + w, y, x + w - ew, y); this.lineTo(x + ew, y); this.quadraticCurveTo(x, y, x, y + eh); return this; }, /** * Draws a circle. Used internally by `CanvasCircle` class. * * @method drawCircle * @param {Number} x y-coordinate * @param {Number} y x-coordinate * @param {Number} r radius * @chainable * @protected */ drawCircle: function(x, y, radius) { var startAngle = 0, endAngle = 360, circum = radius * 2; endAngle *= 65535; this._drawingComplete = false; this._trackSize(x + circum, y + circum); this.moveTo((x + circum), (y + radius)); this._addToPath( " ae " + this._round(x + radius) + ", " + this._round(y + radius) + ", " + this._round(radius) + ", " + this._round(radius) + ", " + startAngle + ", " + endAngle ); return this; }, /** * Draws an ellipse. * * @method drawEllipse * @param {Number} x x-coordinate * @param {Number} y y-coordinate * @param {Number} w width * @param {Number} h height * @chainable * @protected */ drawEllipse: function(x, y, w, h) { var startAngle = 0, endAngle = 360, radius = w * 0.5, yRadius = h * 0.5; endAngle *= 65535; this._drawingComplete = false; this._trackSize(x + w, y + h); this.moveTo((x + w), (y + yRadius)); this._addToPath( " ae " + this._round(x + radius) + ", " + this._round(x + radius) + ", " + this._round(y + yRadius) + ", " + this._round(radius) + ", " + this._round(yRadius) + ", " + startAngle + ", " + endAngle ); return this; }, /** * Draws a diamond. * * @method drawDiamond * @param {Number} x y-coordinate * @param {Number} y x-coordinate * @param {Number} width width * @param {Number} height height * @chainable * @protected */ drawDiamond: function(x, y, width, height) { var midWidth = width * 0.5, midHeight = height * 0.5; this.moveTo(x + midWidth, y); this.lineTo(x + width, y + midHeight); this.lineTo(x + midWidth, y + height); this.lineTo(x, y + midHeight); this.lineTo(x + midWidth, y); return this; }, /** * Draws a wedge. * * @method drawWedge * @param {Number} x x-coordinate of the wedge's center point * @param {Number} y y-coordinate of the wedge's center point * @param {Number} startAngle starting angle in degrees * @param {Number} arc sweep of the wedge. Negative values draw clockwise. * @param {Number} radius radius of wedge. If [optional] yRadius is defined, then radius is the x radius. * @param {Number} yRadius [optional] y radius for wedge. * @chainable * @private */ drawWedge: function(x, y, startAngle, arc, radius) { var diameter = radius * 2; if(Math.abs(arc) > 360) { arc = 360; } this._currentX = x; this._currentY = y; startAngle *= -65535; arc *= 65536; startAngle = Math.round(startAngle); arc = Math.round(arc); this.moveTo(x, y); this._addToPath( " ae " + this._round(x) + ", " + this._round(y) + ", " + this._round(radius) + " " + this._round(radius) + ", " + startAngle + ", " + arc ); this._trackSize(diameter, diameter); return this; }, /** * Draws a line segment 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, x, y, path = relative ? " r " : " l ", relativeX = relative ? parseFloat(this._currentX) : 0, relativeY = relative ? parseFloat(this._currentY) : 0; if (typeof point1 === "string" || typeof point1 === "number") { len = args.length - 1; for (i = 0; i < len; i = i + 2) { x = parseFloat(args[i]); y = parseFloat(args[i + 1]); path += ' ' + this._round(x) + ', ' + this._round(y); x = x + relativeX; y = y + relativeY; this._currentX = x; this._currentY = y; this._trackSize.apply(this, [x, y]); } } else { len = args.length; for (i = 0; i < len; i = i + 1) { x = parseFloat(args[i][0]); y = parseFloat(args[i][1]); path += ' ' + this._round(x) + ', ' + this._round(y); x = x + relativeX; y = y + relativeY; this._currentX = x; this._currentY = y; this._trackSize.apply(this, [x, y]); } } this._addToPath(path); return this; }, /** * 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 x = parseFloat(args[0]), y = parseFloat(args[1]), command = relative ? " t " : " m ", relativeX = relative ? parseFloat(this._currentX) : 0, relativeY = relative ? parseFloat(this._currentY) : 0; this._movePath = command + this._round(x) + ", " + this._round(y); x = x + relativeX; y = y + relativeY; this._trackSize(x, y); this._currentX = x; this._currentY = y; }, /** * Draws the graphic. * * @method _draw * @private */ _closePath: function() { var fill = this.get("fill"), stroke = this.get("stroke"), node = this.node, w = this.get("width"), h = this.get("height"), path = this._path, pathEnd = "", multiplier = this._coordSpaceMultiplier; this._fillChangeHandler(); this._strokeChangeHandler(); if(path) { if(fill && fill.color) { pathEnd += ' x'; } if(stroke) { pathEnd += ' e'; } } if(path) { node.path = path + pathEnd; } if(!isNaN(w) && !isNaN(h)) { node.coordOrigin = this._left + ", " + this._top; node.coordSize = (w * multiplier) + ", " + (h * multiplier); node.style.position = "absolute"; node.style.width = w + "px"; node.style.height = h + "px"; } this._path = path; this._movePath = null; this._updateTransform(); }, /** * Completes a drawing operation. * * @method end * @chainable */ end: function() { this._closePath(); return this; }, /** * Ends a fill and stroke * * @method closePath * @chainable */ closePath: function() { this._addToPath(" x e"); return this; }, /** * Clears the path. * * @method clear * @chainable */ clear: function() { this._right = 0; this._bottom = 0; this._width = 0; this._height = 0; this._left = 0; this._top = 0; this._path = ""; this._movePath = null; return this; }, /** * 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; }, _left: 0, _right: 0, _top: 0, _bottom: 0, _width: 0, _height: 0 }; Y.VMLDrawing = VMLDrawing; /** * <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Shape.html">`Shape`</a> class. * `VMLShape` is not intended to be used directly. Instead, use the <a href="Shape.html">`Shape`</a> class. * If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a> * capabilities, the <a href="Shape.html">`Shape`</a> class will point to the `VMLShape` class. * * @module graphics * @class VMLShape * @constructor * @param {Object} cfg (optional) Attribute configs */ VMLShape = function() { this._transforms = []; this.matrix = new Y.Matrix(); this._normalizedMatrix = new Y.Matrix(); VMLShape.superclass.constructor.apply(this, arguments); }; VMLShape.NAME = "shape"; Y.extend(VMLShape, Y.GraphicBase, Y.mix({ /** * Indicates the type of shape * * @property _type * @type String * @private */ _type: "shape", /** * Init method, invoked during construction. * Calls `initializer` method. * * @method init * @protected */ init: function() { this.initializer.apply(this, arguments); }, /** * Initializes the shape * * @private * @method _initialize */ initializer: function(cfg) { var host = this, graphic = cfg.graphic, data = this.get("data"); host.createNode(); if(graphic) { this._setGraphic(graphic); } if(data) { host._parsePathData(data); } this._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.VMLGraphic) { this._graphic = render; } else { graphic = new Y.VMLGraphic({ render: render }); graphic._appendShape(this); this._graphic = graphic; this._appendStrokeAndFill(); } }, /** * Appends fill and stroke nodes to the shape. * * @method _appendStrokeAndFill * @private */ _appendStrokeAndFill: function() { if(this._strokeNode) { this.node.appendChild(this._strokeNode); } if(this._fillNode) { this.node.appendChild(this._fillNode); } }, /** * Creates the dom node for the shape. * * @method createNode * @return HTMLElement * @private */ createNode: function() { var node, concat = this._camelCaseConcat, x = this.get("x"), y = this.get("y"), w = this.get("width"), h = this.get("height"), id, type, name = this.name, nodestring, visibility = this.get("visible") ? "visible" : "hidden", strokestring, classString, stroke, endcap, opacity, joinstyle, miterlimit, dashstyle, fill, fillstring; id = this.get("id"); type = this._type === "path" ? "shape" : this._type; classString = _getClassName(SHAPE) + " " + _getClassName(concat(IMPLEMENTATION, SHAPE)) + " " + _getClassName(name) + " " + _getClassName(concat(IMPLEMENTATION, name)) + " " + IMPLEMENTATION + type; stroke = this._getStrokeProps(); fill = this._getFillProps(); nodestring = '<' + type + ' xmlns="urn:schemas-microsft.com:vml" id="' + id + '" class="' + classString + '" style="behavior:url(#default#VML);display:inline-block;position:absolute;left:' + x + 'px;top:' + y + 'px;width:' + w + 'px;height:' + h + 'px;visibility:' + visibility + '"'; if(stroke && stroke.weight && stroke.weight > 0) { endcap = stroke.endcap; opacity = parseFloat(stroke.opacity); joinstyle = stroke.joinstyle; miterlimit = stroke.miterlimit; dashstyle = stroke.dashstyle; nodestring += ' stroked="t" strokecolor="' + stroke.color + '" strokeWeight="' + stroke.weight + 'px"'; strokestring = '<stroke class="vmlstroke"' + ' xmlns="urn:schemas-microsft.com:vml"' + ' on="t"' + ' style="behavior:url(#default#VML);display:inline-block;"' + ' opacity="' + opacity + '"'; if(endcap) { strokestring += ' endcap="' + endcap + '"'; } if(joinstyle) { strokestring += ' joinstyle="' + joinstyle + '"'; } if(miterlimit) { strokestring += ' miterlimit="' + miterlimit + '"'; } if(dashstyle) { strokestring += ' dashstyle="' + dashstyle + '"'; } strokestring += '></stroke>'; this._strokeNode = DOCUMENT.createElement(strokestring); nodestring += ' stroked="t"'; } else { nodestring += ' stroked="f"'; } if(fill) { if(fill.node) { fillstring = fill.node; this._fillNode = DOCUMENT.createElement(fillstring); } if(fill.color) { nodestring += ' fillcolor="' + fill.color + '"'; } nodestring += ' filled="' + fill.filled + '"'; } nodestring += '>'; nodestring += '</' + type + '>'; node = DOCUMENT.createElement(nodestring); this.node = node; this._strokeFlag = false; this._fillFlag = false; }, /** * 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; Y_DOM.addClass(node, className); }, /** * 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; Y_DOM.removeClass(node, className); }, /** * 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.get("x"), y = this.get("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.set("x", xy[0] - parentXY[0]); this.set("y", xy[1] - parentXY[1]); }, /** * Determines whether the node is an ancestor of another HTML element in the DOM hierarchy. * * @method contains * @param {VMLShape | 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); }, /** * Calculates and returns properties for setting an initial stroke. * * @method _getStrokeProps * @return Object * * @private */ _getStrokeProps: function() { var props, stroke = this.get("stroke"), strokeOpacity, dashstyle, dash = "", val, i = 0, len, linecap, linejoin; if(stroke && stroke.weight && stroke.weight > 0) { props = {}; linecap = stroke.linecap || "flat"; linejoin = stroke.linejoin || "round"; if(linecap !== "round" && linecap !== "square") { linecap = "flat"; } strokeOpacity = parseFloat(stroke.opacity); dashstyle = stroke.dashstyle || "none"; stroke.color = stroke.color || "#000000"; stroke.weight = stroke.weight || 1; stroke.opacity = IS_NUM(strokeOpacity) ? strokeOpacity : 1; props.stroked = true; props.color = stroke.color; props.weight = stroke.weight; props.endcap = linecap; props.opacity = stroke.opacity; if(IS_ARRAY(dashstyle)) { dash = []; len = dashstyle.length; for(i = 0; i < len; ++i) { val = dashstyle[i]; dash[i] = val / stroke.weight; } } if(linejoin === "round" || linejoin === "bevel") { props.joinstyle = linejoin; } else { linejoin = parseInt(linejoin, 10); if(IS_NUM(linejoin)) { props.miterlimit = Math.max(linejoin, 1); props.joinstyle = "miter"; } } props.dashstyle = dash; } return props; }, /** * Adds a stroke to the shape node. * * @method _strokeChangeHandler * @private */ _strokeChangeHandler: function() { if(!this._strokeFlag) { return; } var node = this.node, stroke = this.get("stroke"), strokeOpacity, dashstyle, dash = "", val, i = 0, len, linecap, linejoin; if(stroke && stroke.weight && stroke.weight > 0) { linecap = stroke.linecap || "flat"; linejoin = stroke.linejoin || "round"; if(linecap !== "round" && linecap !== "square") { linecap = "flat"; } strokeOpacity = parseFloat(stroke.opacity); dashstyle = stroke.dashstyle || "none"; stroke.color = stroke.color || "#000000"; stroke.weight = stroke.weight || 1; stroke.opacity = IS_NUM(strokeOpacity) ? strokeOpacity : 1; node.stroked = true; node.strokeColor = stroke.color; node.strokeWeight = stroke.weight + "px"; if(!this._strokeNode) { this._strokeNode = this._createGraphicNode("stroke"); node.appendChild(this._strokeNode); } this._strokeNode.endcap = linecap; this._strokeNode.opacity = stroke.opacity; if(IS_ARRAY(dashstyle)) { dash = []; len = dashstyle.length; for(i = 0; i < len; ++i) { val = dashstyle[i]; dash[i] = val / stroke.weight; } } if(linejoin === "round" || linejoin === "bevel") { this._strokeNode.joinstyle = linejoin; } else { linejoin = parseInt(linejoin, 10); if(IS_NUM(linejoin)) { this._strokeNode.miterlimit = Math.max(linejoin, 1); this._strokeNode.joinstyle = "miter"; } } this._strokeNode.dashstyle = dash; this._strokeNode.on = true; } else { if(this._strokeNode) { this._strokeNode.on = false; } node.stroked = false; } this._strokeFlag = false; }, /** * Calculates and returns properties for setting an initial fill. * * @method _getFillProps * @return Object * * @private */ _getFillProps: function() { var fill = this.get("fill"), fillOpacity, props, gradient, i, fillstring, filled = false; if(fill) { props = {}; if(fill.type === "radial" || fill.type === "linear") { fillOpacity = parseFloat(fill.opacity); fillOpacity = IS_NUM(fillOpacity) ? fillOpacity : 1; filled = true; gradient = this._getGradientFill(fill); fillstring = '<fill xmlns="urn:schemas-microsft.com:vml"' + ' class="vmlfill" style="behavior:url(#default#VML);display:inline-block;"' + ' opacity="' + fillOpacity + '"'; for(i in gradient) { if(gradient.hasOwnProperty(i)) { fillstring += ' ' + i + '="' + gradient[i] + '"'; } } fillstring += ' />'; props.node = fillstring; } else if(fill.color) { fillOpacity = parseFloat(fill.opacity); filled = true; props.color = fill.color; if(IS_NUM(fillOpacity)) { fillOpacity = Math.max(Math.min(fillOpacity, 1), 0); props.opacity = fillOpacity; if(fillOpacity < 1) { props.node = '<fill xmlns="urn:schemas-microsft.com:vml"' + ' class="vmlfill" style="behavior:url(#default#VML);display:inline-block;"' + ' type="solid" opacity="' + fillOpacity + '"/>'; } } } props.filled = filled; } return props; }, /** * Adds a fill to the shape node. * * @method _fillChangeHandler * @private */ _fillChangeHandler: function() { if(!this._fillFlag) { return; } var node = this.node, fill = this.get("fill"), fillOpacity, fillstring, filled = false, i, gradient; if(fill) { if(fill.type === "radial" || fill.type === "linear") { filled = true; gradient = this._getGradientFill(fill); if(this._fillNode) { for(i in gradient) { if(gradient.hasOwnProperty(i)) { if(i === "colors") { this._fillNode.colors.value = gradient[i]; } else { this._fillNode[i] = gradient[i]; } } } } else { fillstring = '<fill xmlns="urn:schemas-microsft.com:vml"' + ' class="vmlfill"' + ' style="behavior:url(#default#VML);display:inline-block;"'; for(i in gradient) { if(gradient.hasOwnProperty(i)) { fillstring += ' ' + i + '="' + gradient[i] + '"'; } } fillstring += ' />'; this._fillNode = DOCUMENT.createElement(fillstring); node.appendChild(this._fillNode); } } else if(fill.color) { node.fillcolor = fill.color; fillOpacity = parseFloat(fill.opacity); filled = true; if(IS_NUM(fillOpacity) && fillOpacity < 1) { fill.opacity = fillOpacity; if(this._fillNode) { if(this._fillNode.getAttribute("type") !== "solid") { this._fillNode.type = "solid"; } this._fillNode.opacity = fillOpacity; } else { fillstring = '<fill xmlns="urn:schemas-microsft.com:vml"' + ' class="vmlfill"' + ' style="behavior:url(#default#VML);display:inline-block;"' + ' type="solid"' + ' opacity="' + fillOpacity + '"' + '/>'; this._fillNode = DOCUMENT.createElement(fillstring); node.appendChild(this._fillNode); } } else if(this._fillNode) { this._fillNode.opacity = 1; this._fillNode.type = "solid"; } } } node.filled = filled; this._fillFlag = false; }, //not used. remove next release. _updateFillNode: function(node) { if(!this._fillNode) { this._fillNode = this._createGraphicNode("fill"); node.appendChild(this._fillNode); } }, /** * Calculates and returns an object containing gradient properties for a fill node. * * @method _getGradientFill * @param {Object} fill Object containing fill properties. * @return Object * @private */ _getGradientFill: function(fill) { var gradientProps = {}, gradientBoxWidth, gradientBoxHeight, type = fill.type, w = this.get("width"), h = this.get("height"), isNumber = IS_NUM, stop, stops = fill.stops, len = stops.length, opacity, color, i, oi, colorstring = "", cx = fill.cx, cy = fill.cy, fx = fill.fx, fy = fill.fy, r = fill.r, pct, rotation = fill.rotation || 0; if(type === "linear") { if(rotation <= 270) { rotation = Math.abs(rotation - 270); } else if(rotation < 360) { rotation = 270 + (360 - rotation); } else { rotation = 270; } gradientProps.type = "gradient";//"gradientunscaled"; gradientProps.angle = rotation; } else if(type === "radial") { gradientBoxWidth = w * (r * 2); gradientBoxHeight = h * (r * 2); fx = r * 2 * (fx - 0.5); fy = r * 2 * (fy - 0.5); fx += cx; fy += cy; gradientProps.focussize = (gradientBoxWidth/w)/10 + "% " + (gradientBoxHeight/h)/10 + "%"; gradientProps.alignshape = false; gradientProps.type = "gradientradial"; gradientProps.focus = "100%"; gradientProps.focusposition = Math.round(fx * 100) + "% " + Math.round(fy * 100) + "%"; } for(i = 0;i < len; ++i) { stop = stops[i]; color = stop.color; opacity = stop.opacity; opacity = isNumber(opacity) ? opacity : 1; pct = stop.offset || i/(len-1); pct *= (r * 2); pct = Math.round(100 * pct) + "%"; oi = i > 0 ? i + 1 : ""; gradientProps["opacity" + oi] = opacity + ""; colorstring += ", " + pct + " " + color; } if(parseFloat(pct) < 100) { colorstring += ", 100% " + color; } gradientProps.colors = colorstring.substr(2); return gradientProps; }, /** * 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 node = this.node, key, transform, transformOrigin, x = this.get("x"), y = this.get("y"), tx, ty, matrix = this.matrix, normalizedMatrix = this._normalizedMatrix, isPathShape = this instanceof Y.VMLPath, i, len = this._transforms.length; if(this._transforms && this._transforms.length > 0) { transformOrigin = this.get("transformOrigin"); if(isPathShape) { normalizedMatrix.translate(this._left, this._top); } //vml skew matrix transformOrigin ranges from -0.5 to 0.5. //subtract 0.5 from values tx = transformOrigin[0] - 0.5; ty = transformOrigin[1] - 0.5; //ensure the values are within the appropriate range to avoid errors tx = Math.max(-0.5, Math.min(0.5, tx)); ty = Math.max(-0.5, Math.min(0.5, 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(isPathShape) { normalizedMatrix.translate(-this._left, -this._top); } transform = normalizedMatrix.a + "," + normalizedMatrix.c + "," + normalizedMatrix.b + "," + normalizedMatrix.d + "," + 0 + "," + 0; } this._graphic.addToRedrawQueue(this); if(transform) { if(!this._skew) { this._skew = DOCUMENT.createElement( '<skew class="vmlskew"' + ' xmlns="urn:schemas-microsft.com:vml"' + ' on="false"' + ' style="behavior:url(#default#VML);display:inline-block;"' + '/>' ); this.node.appendChild(this._skew); } this._skew.matrix = transform; this._skew.on = true; //this._skew.offset = this._getSkewOffsetValue(normalizedMatrix.dx) + "px, " + this._getSkewOffsetValue(normalizedMatrix.dy) + "px"; this._skew.origin = tx + ", " + ty; } if(this._type !== "path") { this._transforms = []; } //add the translate to the x and y coordinates node.style.left = (x + this._getSkewOffsetValue(normalizedMatrix.dx)) + "px"; node.style.top = (y + this._getSkewOffsetValue(normalizedMatrix.dy)) + "px"; }, /** * Normalizes the skew offset values between -32767 and 32767. * * @method _getSkewOffsetValue * @param {Number} val The value to normalize * @return Number * @private */ _getSkewOffsetValue: function(val) { var sign = Y.MatrixUtil.sign(val), absVal = Math.abs(val); val = Math.min(absVal, 32767) * sign; return val; }, /** * Storage for translateX * * @property _translateX * @type Number * @private */ _translateX: 0, /** * Storage for translateY * * @property _translateY * @type Number * @private */ _translateY: 0, /** * Storage for the transform attribute. * * @property _transform * @type String * @private */ _transform: "", /** * Specifies a 2d translation. * * @method translate * @param {Number} x The value to translate on the x-axis. * @param {Number} y The value to translate on the y-axis. */ translate: function(x, y) { this._translateX += x; this._translateY += y; 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(x) { this._translateX += x; this._addTransform("translateX", arguments); }, /** * Performs a translate on the y-coordinate. When translating x and y coordinates, * use the `translate` method. * * @method translateY * @param {Number} y The value to translate. */ translateY: function(y) { this._translateY += y; 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); }, /** * 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); }, /** * Draws the shape. * * @method _draw * @private */ _draw: function() { }, /** * Updates `Shape` based on attribute changes. * * @method _updateHandler * @private */ _updateHandler: function() { var host = this, node = host.node; host._fillChangeHandler(); host._strokeChangeHandler(); node.style.width = this.get("width") + "px"; node.style.height = this.get("height") + "px"; this._draw(); host._updateTransform(); }, /** * Creates a graphic node * * @method _createGraphicNode * @param {String} type node type to create * @return HTMLElement * @private */ _createGraphicNode: function(type) { type = type || this._type; return DOCUMENT.createElement( '<' + type + ' xmlns="urn:schemas-microsft.com:vml"' + ' style="behavior:url(#default#VML);display:inline-block;"' + ' class="vml' + type + '"' + '/>' ); }, /** * 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 }; }, /** * 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(); } }, /** * 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 isPathShape = this instanceof Y.VMLPath, w = this.get("width"), h = this.get("height"), x = this.get("x"), y = this.get("y"); if(isPathShape) { x = x + this._left; y = y + this._top; w = this._right - this._left; h = this._bottom - this._top; } return this._getContentRect(w, h, x, y); }, /** * Calculates the bounding box for the shape. * * @method _getContentRect * @param {Number} w width of the shape * @param {Number} h height of the shape * @param {Number} x x-coordinate of the shape * @param {Number} y y-coordinate of the shape * @private */ _getContentRect: function(w, h, x, y) { var transformOrigin = this.get("transformOrigin"), transformX = transformOrigin[0] * w, transformY = transformOrigin[1] * h, transforms = this.matrix.getTransformArray(this.get("transform")), matrix = new Y.Matrix(), i, len = transforms.length, transform, key, contentRect, isPathShape = this instanceof Y.VMLPath; if(isPathShape) { matrix.translate(this._left, this._top); } transformX = !isNaN(transformX) ? transformX : 0; transformY = !isNaN(transformY) ? transformY : 0; matrix.translate(transformX, transformY); for(i = 0; i < len; i = i + 1) { transform = transforms[i]; key = transform.shift(); if(key) { matrix[key].apply(matrix, transform); } } matrix.translate(-transformX, -transformY); if(isPathShape) { matrix.translate(-this._left, -this._top); } contentRect = matrix.getContentRect(w, h, x, y); return contentRect; }, /** * 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 shape * * @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) { if(this._fillNode) { this.node.removeChild(this._fillNode); this._fillNode = null; } if(this._strokeNode) { this.node.removeChild(this._strokeNode); this._strokeNode = null; } Y.Event.purgeElement(this.node, true); if(this.node.parentNode) { this.node.parentNode.removeChild(this.node); } this.node = null; } } }, Y.VMLDrawing.prototype)); VMLShape.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) { var i, len, transform; this.matrix.init(); this._normalizedMatrix.init(); this._transforms = this.matrix.getTransformArray(val); len = this._transforms.length; for(i = 0;i < len; ++i) { transform = this._transforms[i]; } this._transform = val; return val; }, getter: function() { return this._transform; } }, /** * Indicates the x position of shape. * * @config x * @type Number */ x: { value: 0 }, /** * Indicates the y position of shape. * * @config y * @type Number */ y: { value: 0 }, /** * 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; } }, /** * * @config width */ width: { value: 0 }, /** * * @config height */ height: { value: 0 }, /** * Indicates whether the shape is visible. * * @config visible * @type Boolean */ visible: { value: true, setter: function(val){ var node = this.node, visibility = val ? "visible" : "hidden"; if(node) { node.style.visibility = visibility; } 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> * </dl> * <p>The corresponding `SVGShape` class implements the following additional properties.</p> * <dl> * <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> * <p>These properties are not currently implemented in `CanvasShape` or `VMLShape`.</p> * * @config fill * @type Object */ fill: { valueFn: "_getDefaultFill", setter: function(val) { var i, fill, tmpl = this.get("fill") || this._getDefaultFill(); if(val) { //ensure, fill type is solid if color is explicitly passed. if(val.hasOwnProperty("color")) { val.type = "solid"; } for(i in val) { if(val.hasOwnProperty(i)) { tmpl[i] = val[i]; } } } fill = tmpl; if(fill && fill.color) { if(fill.color === undefined || fill.color === "none") { fill.color = null; } else { if(fill.color.toLowerCase().indexOf("rgba") > -1) { fill.opacity = Y.Color._getAlpha(fill.color); fill.color = Y.Color.toHex(fill.color); } } } this._fillFlag = true; 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 i, stroke, wt, tmpl = this.get("stroke") || this._getDefaultStroke(); if(val) { if(val.hasOwnProperty("weight")) { wt = parseInt(val.weight, 10); if(!isNaN(wt)) { val.weight = wt; } } for(i in val) { if(val.hasOwnProperty(i)) { tmpl[i] = val[i]; } } } if(tmpl.color && tmpl.color.toLowerCase().indexOf("rgba") > -1) { tmpl.opacity = Y.Color._getAlpha(tmpl.color); tmpl.color = Y.Color.toHex(tmpl.color); } stroke = tmpl; this._strokeFlag = true; return stroke; } }, //Not used. Remove in future. autoSize: { value: false }, // Only implemented in SVG // Determines whether the instance will receive mouse events. // // @config pointerEvents // @type string // pointerEvents: { value: "visiblePainted" }, /** * 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 container Graphic. * * @config graphic * @type Graphic */ graphic: { readOnly: true, getter: function() { return this._graphic; } } }; Y.VMLShape = VMLShape; /** * <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Path.html">`Path`</a> class. * `VMLPath` is not intended to be used directly. Instead, use the <a href="Path.html">`Path`</a> class. * If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a> * capabilities, the <a href="Path.html">`Path`</a> class will point to the `VMLPath` class. * * @module graphics * @class VMLPath * @extends VMLShape */ VMLPath = function() { VMLPath.superclass.constructor.apply(this, arguments); }; VMLPath.NAME = "path"; Y.extend(VMLPath, Y.VMLShape); VMLPath.ATTRS = Y.merge(Y.VMLShape.ATTRS, { /** * 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); } }, /** * Indicates the path used for the node. * * @config path * @type String * @readOnly */ path: { readOnly: true, getter: function() { return this._path; } } }); Y.VMLPath = VMLPath; /** * <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Rect.html">`Rect`</a> class. * `VMLRect` is not intended to be used directly. Instead, use the <a href="Rect.html">`Rect`</a> class. * If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a> * capabilities, the <a href="Rect.html">`Rect`</a> class will point to the `VMLRect` class. * * @module graphics * @class VMLRect * @constructor */ VMLRect = function() { VMLRect.superclass.constructor.apply(this, arguments); }; VMLRect.NAME = "rect"; Y.extend(VMLRect, Y.VMLShape, { /** * Indicates the type of shape * * @property _type * @type String * @private */ _type: "rect" }); VMLRect.ATTRS = Y.VMLShape.ATTRS; Y.VMLRect = VMLRect; /** * <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Ellipse.html">`Ellipse`</a> class. * `VMLEllipse` is not intended to be used directly. Instead, use the <a href="Ellipse.html">`Ellipse`</a> class. * If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a> * capabilities, the <a href="Ellipse.html">`Ellipse`</a> class will point to the `VMLEllipse` class. * * @module graphics * @class VMLEllipse * @constructor */ VMLEllipse = function() { VMLEllipse.superclass.constructor.apply(this, arguments); }; VMLEllipse.NAME = "ellipse"; Y.extend(VMLEllipse, Y.VMLShape, { /** * Indicates the type of shape * * @property _type * @type String * @private */ _type: "oval" }); VMLEllipse.ATTRS = Y.merge(Y.VMLShape.ATTRS, { /** * Horizontal radius for the ellipse. * * @config xRadius * @type Number */ xRadius: { lazyAdd: false, getter: function() { var val = this.get("width"); val = Math.round((val/2) * 100)/100; return val; }, setter: function(val) { var w = val * 2; this.set("width", w); return val; } }, /** * Vertical radius for the ellipse. * * @config yRadius * @type Number * @readOnly */ yRadius: { lazyAdd: false, getter: function() { var val = this.get("height"); val = Math.round((val/2) * 100)/100; return val; }, setter: function(val) { var h = val * 2; this.set("height", h); return val; } } }); Y.VMLEllipse = VMLEllipse; /** * <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Circle.html">`Circle`</a> class. * `VMLCircle` is not intended to be used directly. Instead, use the <a href="Circle.html">`Circle`</a> class. * If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a> * capabilities, the <a href="Circle.html">`Circle`</a> class will point to the `VMLCircle` class. * * @module graphics * @class VMLCircle * @constructor */ VMLCircle = function() { VMLCircle.superclass.constructor.apply(this, arguments); }; VMLCircle.NAME = "circle"; Y.extend(VMLCircle, VMLShape, { /** * Indicates the type of shape * * @property _type * @type String * @private */ _type: "oval" }); VMLCircle.ATTRS = Y.merge(VMLShape.ATTRS, { /** * Radius for the circle. * * @config radius * @type Number */ radius: { lazyAdd: false, value: 0 }, /** * Indicates the width of the shape * * @config width * @type Number */ width: { setter: function(val) { this.set("radius", val/2); return val; }, getter: function() { var radius = this.get("radius"), val = radius && radius > 0 ? radius * 2 : 0; return val; } }, /** * Indicates the height of the shape * * @config height * @type Number */ height: { setter: function(val) { this.set("radius", val/2); return val; }, getter: function() { var radius = this.get("radius"), val = radius && radius > 0 ? radius * 2 : 0; return val; } } }); Y.VMLCircle = VMLCircle; /** * Draws pie slices * * @module graphics * @class VMLPieSlice * @constructor */ VMLPieSlice = function() { VMLPieSlice.superclass.constructor.apply(this, arguments); }; VMLPieSlice.NAME = "vmlPieSlice"; Y.extend(VMLPieSlice, Y.VMLShape, Y.mix({ /** * Indicates the type of shape * * @property _type * @type String * @private */ _type: "shape", /** * 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.VMLDrawing.prototype)); VMLPieSlice.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.VMLShape.ATTRS); Y.VMLPieSlice = VMLPieSlice; /** * <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Graphic.html">`Graphic`</a> class. * `VMLGraphic` is not intended to be used directly. Instead, use the <a href="Graphic.html">`Graphic`</a> class. * If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a> * capabilities, the <a href="Graphic.html">`Graphic`</a> class will point to the `VMLGraphic` class. * * @module graphics * @class VMLGraphic * @constructor */ VMLGraphic = function() { VMLGraphic.superclass.constructor.apply(this, arguments); }; VMLGraphic.NAME = "vmlGraphic"; VMLGraphic.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 */ contentBounds: { readOnly: true, getter: function() { return this._contentBounds; } }, /** * The html element that represents to coordinate system of the Graphic instance. * * @config node * @type HTMLElement */ 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 values. (for performance) * When resizing the contentBounds down is desirable, set the resizeDown value to true. * * @config resizeDown * @type Boolean */ resizeDown: { resizeDown: 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; } } }; Y.extend(VMLGraphic, 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.parentNode, x = this.get("x"), y = this.get("y"), xy; if(node) { xy = Y.DOM.getXY(node); xy[0] += x; xy[1] += y; } else { xy = Y.DOM._getOffset(this._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._node = this._createGraphic(); this._node.style.left = this.get("x") + "px"; this._node.style.top = this.get("y") + "px"; this._node.style.visibility = visibility; this._node.setAttribute("id", this.get("id")); 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, node = this._node, 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(node); this.parentNode = parentNode; this.set("width", w); this.set("height", h); return this; }, /** * Removes all nodes. * * @method destroy */ destroy: function() { this.removeAllShapes(); 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); shape._appendStrokeAndFill(); 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._node; if(this.get("autoDraw") || this.get("autoSize") === "sizeContentToGraphic") { 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 VMLShape)) { if(Y_LANG.isString(shape)) { shape = this._shapes[shape]; } } if(shape && (shape instanceof VMLShape)) { shape._destroy(); this._shapes[shape.get("id")] = null; delete this._shapes[shape.get("id")]; } if(this.get("autoDraw")) { this._redraw(); } }, /** * 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 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(); this._removeChildren(this._node); }, /** * 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._node) { this._node.style.visibility = visibility; } if(this._node) { this._node.style.visibility = visibility; } }, /** * Sets the size of the graphics object. * * @method setSize * @param w {Number} width to set for the instance. * @param h {Number} height to set for the instance. */ setSize: function(w, h) { w = Math.round(w); h = Math.round(h); this._node.style.width = w + 'px'; this._node.style.height = h + 'px'; }, /** * Sets the positon of the graphics object. * * @method setPosition * @param {Number} x x-coordinate for the object. * @param {Number} y y-coordinate for the object. */ setPosition: function(x, y) { x = Math.round(x); y = Math.round(y); this._node.style.left = x + "px"; this._node.style.top = y + "px"; }, /** * Creates a group element * * @method _createGraphic * @private */ _createGraphic: function() { var group = DOCUMENT.createElement( '<group xmlns="urn:schemas-microsft.com:vml"' + ' style="behavior:url(#default#VML);padding:0px 0px 0px 0px;display:block;position:absolute;top:0px;left:0px;zoom:1;"' + '/>' ); return group; }, /** * 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) { return DOCUMENT.createElement( '<' + type + ' xmlns="urn:schemas-microsft.com:vml"' + ' style="behavior:url(#default#VML);display:inline-block;zoom:1;"' + '/>' ); }, /** * 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) { return this._shapes[id]; }, /** * 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.VMLCircle, rect: Y.VMLRect, path: Y.VMLPath, ellipse: Y.VMLEllipse, pieslice: Y.VMLPieSlice }, /** * 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.apply(); 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; }, /** * Adds a shape to the redraw queue and calculates the contentBounds. * * @method addToRedrawQueue * @param shape {VMLShape} * @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(); } }, /** * Redraws all shapes. * * @method _redraw * @private */ _redraw: function() { var autoSize = this.get("autoSize"), preserveAspectRatio, node = this.parentNode, nodeWidth = parseFloat(Y.DOM.getComputedStyle(node, "width")), nodeHeight = parseFloat(Y.DOM.getComputedStyle(node, "height")), xCoordOrigin = 0, yCoordOrigin = 0, box = this.get("resizeDown") ? this._getUpdatedContentBounds() : this._contentBounds, left = box.left, right = box.right, top = box.top, bottom = box.bottom, contentWidth = right - left, contentHeight = bottom - top, aspectRatio, xCoordSize, yCoordSize, scaledWidth, scaledHeight, visible = this.get("visible"); this._node.style.visibility = "hidden"; if(autoSize) { if(autoSize === "sizeContentToGraphic") { preserveAspectRatio = this.get("preserveAspectRatio"); if(preserveAspectRatio === "none" || contentWidth/contentHeight === nodeWidth/nodeHeight) { xCoordOrigin = left; yCoordOrigin = top; xCoordSize = contentWidth; yCoordSize = contentHeight; } else { if(contentWidth * nodeHeight/contentHeight > nodeWidth) { aspectRatio = nodeHeight/nodeWidth; xCoordSize = contentWidth; yCoordSize = contentWidth * aspectRatio; scaledHeight = (nodeWidth * (contentHeight/contentWidth)) * (yCoordSize/nodeHeight); yCoordOrigin = this._calculateCoordOrigin(preserveAspectRatio.slice(5).toLowerCase(), scaledHeight, yCoordSize); yCoordOrigin = top + yCoordOrigin; xCoordOrigin = left; } else { aspectRatio = nodeWidth/nodeHeight; xCoordSize = contentHeight * aspectRatio; yCoordSize = contentHeight; scaledWidth = (nodeHeight * (contentWidth/contentHeight)) * (xCoordSize/nodeWidth); xCoordOrigin = this._calculateCoordOrigin(preserveAspectRatio.slice(1, 4).toLowerCase(), scaledWidth, xCoordSize); xCoordOrigin = xCoordOrigin + left; yCoordOrigin = top; } } this._node.style.width = nodeWidth + "px"; this._node.style.height = nodeHeight + "px"; this._node.coordOrigin = xCoordOrigin + ", " + yCoordOrigin; } else { xCoordSize = contentWidth; yCoordSize = contentHeight; this._node.style.width = contentWidth + "px"; this._node.style.height = contentHeight + "px"; this._state.width = contentWidth; this._state.height = contentHeight; } this._node.coordSize = xCoordSize + ", " + yCoordSize; } else { this._node.style.width = nodeWidth + "px"; this._node.style.height = nodeHeight + "px"; this._node.coordSize = nodeWidth + ", " + nodeHeight; } if(this._frag) { this._node.appendChild(this._frag); this._frag = null; } if(visible) { this._node.style.visibility = "visible"; } }, /** * Determines the value for either an x or y coordinate to be used for the <code>coordOrigin</code> of the Graphic. * * @method _calculateCoordOrigin * @param {String} position The position for placement. Possible values are min, mid and max. * @param {Number} size The total scaled size of the content. * @param {Number} coordsSize The coordsSize for the Graphic. * @return Number * @private */ _calculateCoordOrigin: function(position, size, coordsSize) { var coord; switch(position) { case "min" : coord = 0; break; case "mid" : coord = (size - coordsSize)/2; break; case "max" : coord = (size - coordsSize); break; } return coord; }, /** * 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; }, /** * Inserts shape on the top of the tree. * * @method _toFront * @param {VMLShape} Shape to add. * @private */ _toFront: function(shape) { var contentNode = this._node; if(shape instanceof Y.VMLShape) { shape = shape.get("node"); } if(contentNode && shape) { contentNode.appendChild(shape); } }, /** * Inserts shape as the first child of the content node. * * @method _toBack * @param {VMLShape} Shape to add. * @private */ _toBack: function(shape) { var contentNode = this._node, targetNode; if(shape instanceof Y.VMLShape) { shape = shape.get("node"); } if(contentNode && shape) { targetNode = contentNode.firstChild; if(targetNode) { contentNode.insertBefore(shape, targetNode); } else { contentNode.appendChild(shape); } } } }); Y.VMLGraphic = VMLGraphic; }, '3.17.2', {"requires": ["graphics", "color-base"]});