diff --git a/src/main/webapp/excanvas.js b/src/main/webapp/excanvas.js index 3e1aedf..a34ca1d 100644 --- a/src/main/webapp/excanvas.js +++ b/src/main/webapp/excanvas.js @@ -11,775 +11,25 @@ // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. - - -// Known Issues: -// -// * Patterns are not implemented. -// * Radial gradient are not implemented. The VML version of these look very -// different from the canvas one. -// * Clipping paths are not implemented. -// * Coordsize. The width and height attribute have higher priority than the -// width and height style values which isn't correct. -// * Painting mode isn't implemented. -// * Canvas width/height should is using content-box by default. IE in -// Quirks mode will draw the canvas using border-box. Either change your -// doctype to HTML5 -// (http://www.whatwg.org/specs/web-apps/current-work/#the-doctype) -// or use Box Sizing Behavior from WebFX -// (http://webfx.eae.net/dhtml/boxsizing/boxsizing.html) -// * Optimize. There is always room for speed improvements. - -// only add this code if we do not already have a canvas implementation -if (!window.CanvasRenderingContext2D) { - -(function () { - - // alias some functions to make (compiled) code shorter - var m = Math; - var mr = m.round; - var ms = m.sin; - var mc = m.cos; - - // this is used for sub pixel precision - var Z = 10; - var Z2 = Z / 2; - - var G_vmlCanvasManager_ = { - init: function (opt_doc) { - var doc = opt_doc || document; - if (/MSIE/.test(navigator.userAgent) && !window.opera) { - var self = this; - doc.attachEvent("onreadystatechange", function () { - self.init_(doc); - }); - } - }, - - init_: function (doc) { - if (doc.readyState == "complete") { - // create xmlns - if (!doc.namespaces["g_vml_"]) { - doc.namespaces.add("g_vml_", "urn:schemas-microsoft-com:vml"); - } - - // setup default css - var ss = doc.createStyleSheet(); - ss.cssText = "canvas{display:inline-block;overflow:hidden;" + - // default size is 300x150 in Gecko and Opera - "text-align:left;width:300px;height:150px}" + - "g_vml_\\:*{behavior:url(#default#VML)}"; - - // find all canvas elements - var els = doc.getElementsByTagName("canvas"); - for (var i = 0; i < els.length; i++) { - if (!els[i].getContext) { - this.initElement(els[i]); - } - } - } - }, - - fixElement_: function (el) { - // in IE before version 5.5 we would need to add HTML: to the tag name - // but we do not care about IE before version 6 - var outerHTML = el.outerHTML; - - var newEl = el.ownerDocument.createElement(outerHTML); - // if the tag is still open IE has created the children as siblings and - // it has also created a tag with the name "/FOO" - if (outerHTML.slice(-2) != "/>") { - var tagName = "/" + el.tagName; - var ns; - // remove content - while ((ns = el.nextSibling) && ns.tagName != tagName) { - ns.removeNode(); - } - // remove the incorrect closing tag - if (ns) { - ns.removeNode(); - } - } - el.parentNode.replaceChild(newEl, el); - return newEl; - }, - - /** - * Public initializes a canvas element so that it can be used as canvas - * element from now on. This is called automatically before the page is - * loaded but if you are creating elements using createElement you need to - * make sure this is called on the element. - * @param {HTMLElement} el The canvas element to initialize. - * @return {HTMLElement} the element that was created. - */ - initElement: function (el) { - el = this.fixElement_(el); - el.getContext = function () { - if (this.context_) { - return this.context_; - } - return this.context_ = new CanvasRenderingContext2D_(this); - }; - - // do not use inline function because that will leak memory - el.attachEvent('onpropertychange', onPropertyChange); - el.attachEvent('onresize', onResize); - - var attrs = el.attributes; - if (attrs.width && attrs.width.specified) { - // TODO: use runtimeStyle and coordsize - // el.getContext().setWidth_(attrs.width.nodeValue); - el.style.width = attrs.width.nodeValue + "px"; - } else { - el.width = el.clientWidth; - } - if (attrs.height && attrs.height.specified) { - // TODO: use runtimeStyle and coordsize - // el.getContext().setHeight_(attrs.height.nodeValue); - el.style.height = attrs.height.nodeValue + "px"; - } else { - el.height = el.clientHeight; - } - //el.getContext().setCoordsize_() - return el; - } - }; - - function onPropertyChange(e) { - var el = e.srcElement; - - switch (e.propertyName) { - case 'width': - el.style.width = el.attributes.width.nodeValue + "px"; - el.getContext().clearRect(); - break; - case 'height': - el.style.height = el.attributes.height.nodeValue + "px"; - el.getContext().clearRect(); - break; - } - } - - function onResize(e) { - var el = e.srcElement; - if (el.firstChild) { - el.firstChild.style.width = el.clientWidth + 'px'; - el.firstChild.style.height = el.clientHeight + 'px'; - } - } - - G_vmlCanvasManager_.init(); - - // precompute "00" to "FF" - var dec2hex = []; - for (var i = 0; i < 16; i++) { - for (var j = 0; j < 16; j++) { - dec2hex[i * 16 + j] = i.toString(16) + j.toString(16); - } - } - - function createMatrixIdentity() { - return [ - [1, 0, 0], - [0, 1, 0], - [0, 0, 1] - ]; - } - - function matrixMultiply(m1, m2) { - var result = createMatrixIdentity(); - - for (var x = 0; x < 3; x++) { - for (var y = 0; y < 3; y++) { - var sum = 0; - - for (var z = 0; z < 3; z++) { - sum += m1[x][z] * m2[z][y]; - } - - result[x][y] = sum; - } - } - return result; - } - - function copyState(o1, o2) { - o2.fillStyle = o1.fillStyle; - o2.lineCap = o1.lineCap; - o2.lineJoin = o1.lineJoin; - o2.lineWidth = o1.lineWidth; - o2.miterLimit = o1.miterLimit; - o2.shadowBlur = o1.shadowBlur; - o2.shadowColor = o1.shadowColor; - o2.shadowOffsetX = o1.shadowOffsetX; - o2.shadowOffsetY = o1.shadowOffsetY; - o2.strokeStyle = o1.strokeStyle; - o2.arcScaleX_ = o1.arcScaleX_; - o2.arcScaleY_ = o1.arcScaleY_; - } - - function processStyle(styleString) { - var str, alpha = 1; - - styleString = String(styleString); - if (styleString.substring(0, 3) == "rgb") { - var start = styleString.indexOf("(", 3); - var end = styleString.indexOf(")", start + 1); - var guts = styleString.substring(start + 1, end).split(","); - - str = "#"; - for (var i = 0; i < 3; i++) { - str += dec2hex[Number(guts[i])]; - } - - if ((guts.length == 4) && (styleString.substr(3, 1) == "a")) { - alpha = guts[3]; - } - } else { - str = styleString; - } - - return [str, alpha]; - } - - function processLineCap(lineCap) { - switch (lineCap) { - case "butt": - return "flat"; - case "round": - return "round"; - case "square": - default: - return "square"; - } - } - - /** - * This class implements CanvasRenderingContext2D interface as described by - * the WHATWG. - * @param {HTMLElement} surfaceElement The element that the 2D context should - * be associated with - */ - function CanvasRenderingContext2D_(surfaceElement) { - this.m_ = createMatrixIdentity(); - - this.mStack_ = []; - this.aStack_ = []; - this.currentPath_ = []; - - // Canvas context properties - this.strokeStyle = "#000"; - this.fillStyle = "#000"; - - this.lineWidth = 1; - this.lineJoin = "miter"; - this.lineCap = "butt"; - this.miterLimit = Z * 1; - this.globalAlpha = 1; - this.canvas = surfaceElement; - - var el = surfaceElement.ownerDocument.createElement('div'); - el.style.width = surfaceElement.clientWidth + 'px'; - el.style.height = surfaceElement.clientHeight + 'px'; - el.style.overflow = 'hidden'; - el.style.position = 'absolute'; - surfaceElement.appendChild(el); - - this.element_ = el; - this.arcScaleX_ = 1; - this.arcScaleY_ = 1; - }; - - var contextPrototype = CanvasRenderingContext2D_.prototype; - contextPrototype.clearRect = function() { - this.element_.innerHTML = ""; - this.currentPath_ = []; - }; - - contextPrototype.beginPath = function() { - // TODO: Branch current matrix so that save/restore has no effect - // as per safari docs. - - this.currentPath_ = []; - }; - - contextPrototype.moveTo = function(aX, aY) { - this.currentPath_.push({type: "moveTo", x: aX, y: aY}); - this.currentX_ = aX; - this.currentY_ = aY; - }; - - contextPrototype.lineTo = function(aX, aY) { - this.currentPath_.push({type: "lineTo", x: aX, y: aY}); - this.currentX_ = aX; - this.currentY_ = aY; - }; - - contextPrototype.bezierCurveTo = function(aCP1x, aCP1y, - aCP2x, aCP2y, - aX, aY) { - this.currentPath_.push({type: "bezierCurveTo", - cp1x: aCP1x, - cp1y: aCP1y, - cp2x: aCP2x, - cp2y: aCP2y, - x: aX, - y: aY}); - this.currentX_ = aX; - this.currentY_ = aY; - }; - - contextPrototype.quadraticCurveTo = function(aCPx, aCPy, aX, aY) { - // the following is lifted almost directly from - // http://developer.mozilla.org/en/docs/Canvas_tutorial:Drawing_shapes - var cp1x = this.currentX_ + 2.0 / 3.0 * (aCPx - this.currentX_); - var cp1y = this.currentY_ + 2.0 / 3.0 * (aCPy - this.currentY_); - var cp2x = cp1x + (aX - this.currentX_) / 3.0; - var cp2y = cp1y + (aY - this.currentY_) / 3.0; - this.bezierCurveTo(cp1x, cp1y, cp2x, cp2y, aX, aY); - }; - - contextPrototype.arc = function(aX, aY, aRadius, - aStartAngle, aEndAngle, aClockwise) { - aRadius *= Z; - var arcType = aClockwise ? "at" : "wa"; - - var xStart = aX + (mc(aStartAngle) * aRadius) - Z2; - var yStart = aY + (ms(aStartAngle) * aRadius) - Z2; - - var xEnd = aX + (mc(aEndAngle) * aRadius) - Z2; - var yEnd = aY + (ms(aEndAngle) * aRadius) - Z2; - - // IE won't render arches drawn counter clockwise if xStart == xEnd. - if (xStart == xEnd && !aClockwise) { - xStart += 0.125; // Offset xStart by 1/80 of a pixel. Use something - // that can be represented in binary - } - - this.currentPath_.push({type: arcType, - x: aX, - y: aY, - radius: aRadius, - xStart: xStart, - yStart: yStart, - xEnd: xEnd, - yEnd: yEnd}); - - }; - - contextPrototype.rect = function(aX, aY, aWidth, aHeight) { - this.moveTo(aX, aY); - this.lineTo(aX + aWidth, aY); - this.lineTo(aX + aWidth, aY + aHeight); - this.lineTo(aX, aY + aHeight); - this.closePath(); - }; - - contextPrototype.strokeRect = function(aX, aY, aWidth, aHeight) { - // Will destroy any existing path (same as FF behaviour) - this.beginPath(); - this.moveTo(aX, aY); - this.lineTo(aX + aWidth, aY); - this.lineTo(aX + aWidth, aY + aHeight); - this.lineTo(aX, aY + aHeight); - this.closePath(); - this.stroke(); - }; - - contextPrototype.fillRect = function(aX, aY, aWidth, aHeight) { - // Will destroy any existing path (same as FF behaviour) - this.beginPath(); - this.moveTo(aX, aY); - this.lineTo(aX + aWidth, aY); - this.lineTo(aX + aWidth, aY + aHeight); - this.lineTo(aX, aY + aHeight); - this.closePath(); - this.fill(); - }; - - contextPrototype.createLinearGradient = function(aX0, aY0, aX1, aY1) { - var gradient = new CanvasGradient_("gradient"); - return gradient; - }; - - contextPrototype.createRadialGradient = function(aX0, aY0, - aR0, aX1, - aY1, aR1) { - var gradient = new CanvasGradient_("gradientradial"); - gradient.radius1_ = aR0; - gradient.radius2_ = aR1; - gradient.focus_.x = aX0; - gradient.focus_.y = aY0; - return gradient; - }; - - contextPrototype.drawImage = function (image, var_args) { - var dx, dy, dw, dh, sx, sy, sw, sh; - - // to find the original width we overide the width and height - var oldRuntimeWidth = image.runtimeStyle.width; - var oldRuntimeHeight = image.runtimeStyle.height; - image.runtimeStyle.width = 'auto'; - image.runtimeStyle.height = 'auto'; - - // get the original size - var w = image.width; - var h = image.height; - - // and remove overides - image.runtimeStyle.width = oldRuntimeWidth; - image.runtimeStyle.height = oldRuntimeHeight; - - if (arguments.length == 3) { - dx = arguments[1]; - dy = arguments[2]; - sx = sy = 0; - sw = dw = w; - sh = dh = h; - } else if (arguments.length == 5) { - dx = arguments[1]; - dy = arguments[2]; - dw = arguments[3]; - dh = arguments[4]; - sx = sy = 0; - sw = w; - sh = h; - } else if (arguments.length == 9) { - sx = arguments[1]; - sy = arguments[2]; - sw = arguments[3]; - sh = arguments[4]; - dx = arguments[5]; - dy = arguments[6]; - dw = arguments[7]; - dh = arguments[8]; - } else { - throw "Invalid number of arguments"; - } - - var d = this.getCoords_(dx, dy); - - var w2 = sw / 2; - var h2 = sh / 2; - - var vmlStr = []; - - var W = 10; - var H = 10; - - // For some reason that I've now forgotten, using divs didn't work - vmlStr.push(' <g_vml_:group', - ' coordsize="', Z * W, ',', Z * H, '"', - ' coordorigin="0,0"' , - ' style="width:', W, ';height:', H, ';position:absolute;'); - - // If filters are necessary (rotation exists), create them - // filters are bog-slow, so only create them if abbsolutely necessary - // The following check doesn't account for skews (which don't exist - // in the canvas spec (yet) anyway. - - if (this.m_[0][0] != 1 || this.m_[0][1]) { - var filter = []; - - // Note the 12/21 reversal - filter.push("M11='", this.m_[0][0], "',", - "M12='", this.m_[1][0], "',", - "M21='", this.m_[0][1], "',", - "M22='", this.m_[1][1], "',", - "Dx='", mr(d.x / Z), "',", - "Dy='", mr(d.y / Z), "'"); - - // Bounding box calculation (need to minimize displayed area so that - // filters don't waste time on unused pixels. - var max = d; - var c2 = this.getCoords_(dx + dw, dy); - var c3 = this.getCoords_(dx, dy + dh); - var c4 = this.getCoords_(dx + dw, dy + dh); - - max.x = Math.max(max.x, c2.x, c3.x, c4.x); - max.y = Math.max(max.y, c2.y, c3.y, c4.y); - - vmlStr.push("padding:0 ", mr(max.x / Z), "px ", mr(max.y / Z), - "px 0;filter:progid:DXImageTransform.Microsoft.Matrix(", - filter.join(""), ", sizingmethod='clip');") - } else { - vmlStr.push("top:", mr(d.y / Z), "px;left:", mr(d.x / Z), "px;") - } - - vmlStr.push(' ">' , - '<g_vml_:image src="', image.src, '"', - ' style="width:', Z * dw, ';', - ' height:', Z * dh, ';"', - ' cropleft="', sx / w, '"', - ' croptop="', sy / h, '"', - ' cropright="', (w - sx - sw) / w, '"', - ' cropbottom="', (h - sy - sh) / h, '"', - ' />', - '</g_vml_:group>'); - - this.element_.insertAdjacentHTML("BeforeEnd", - vmlStr.join("")); - }; - - contextPrototype.stroke = function(aFill) { - var lineStr = []; - var lineOpen = false; - var a = processStyle(aFill ? this.fillStyle : this.strokeStyle); - var color = a[0]; - var opacity = a[1] * this.globalAlpha; - - var W = 10; - var H = 10; - - lineStr.push('<g_vml_:shape', - ' fillcolor="', color, '"', - ' filled="', Boolean(aFill), '"', - ' style="position:absolute;width:', W, ';height:', H, ';"', - ' coordorigin="0 0" coordsize="', Z * W, ' ', Z * H, '"', - ' stroked="', !aFill, '"', - ' strokeweight="', this.lineWidth, '"', - ' strokecolor="', color, '"', - ' path="'); - - var newSeq = false; - var min = {x: null, y: null}; - var max = {x: null, y: null}; - - for (var i = 0; i < this.currentPath_.length; i++) { - var p = this.currentPath_[i]; - - if (p.type == "moveTo") { - lineStr.push(" m "); - var c = this.getCoords_(p.x, p.y); - lineStr.push(mr(c.x), ",", mr(c.y)); - } else if (p.type == "lineTo") { - lineStr.push(" l "); - var c = this.getCoords_(p.x, p.y); - lineStr.push(mr(c.x), ",", mr(c.y)); - } else if (p.type == "close") { - lineStr.push(" x "); - } else if (p.type == "bezierCurveTo") { - lineStr.push(" c "); - var c = this.getCoords_(p.x, p.y); - var c1 = this.getCoords_(p.cp1x, p.cp1y); - var c2 = this.getCoords_(p.cp2x, p.cp2y); - lineStr.push(mr(c1.x), ",", mr(c1.y), ",", - mr(c2.x), ",", mr(c2.y), ",", - mr(c.x), ",", mr(c.y)); - } else if (p.type == "at" || p.type == "wa") { - lineStr.push(" ", p.type, " "); - var c = this.getCoords_(p.x, p.y); - var cStart = this.getCoords_(p.xStart, p.yStart); - var cEnd = this.getCoords_(p.xEnd, p.yEnd); - - lineStr.push(mr(c.x - this.arcScaleX_ * p.radius), ",", - mr(c.y - this.arcScaleY_ * p.radius), " ", - mr(c.x + this.arcScaleX_ * p.radius), ",", - mr(c.y + this.arcScaleY_ * p.radius), " ", - mr(cStart.x), ",", mr(cStart.y), " ", - mr(cEnd.x), ",", mr(cEnd.y)); - } - - - // TODO: Following is broken for curves due to - // move to proper paths. - - // Figure out dimensions so we can do gradient fills - // properly - if(c) { - if (min.x == null || c.x < min.x) { - min.x = c.x; - } - if (max.x == null || c.x > max.x) { - max.x = c.x; - } - if (min.y == null || c.y < min.y) { - min.y = c.y; - } - if (max.y == null || c.y > max.y) { - max.y = c.y; - } - } - } - lineStr.push(' ">'); - - if (typeof this.fillStyle == "object") { - var focus = {x: "50%", y: "50%"}; - var width = (max.x - min.x); - var height = (max.y - min.y); - var dimension = (width > height) ? width : height; - - focus.x = mr((this.fillStyle.focus_.x / width) * 100 + 50) + "%"; - focus.y = mr((this.fillStyle.focus_.y / height) * 100 + 50) + "%"; - - var colors = []; - - // inside radius (%) - if (this.fillStyle.type_ == "gradientradial") { - var inside = (this.fillStyle.radius1_ / dimension * 100); - - // percentage that outside radius exceeds inside radius - var expansion = (this.fillStyle.radius2_ / dimension * 100) - inside; - } else { - var inside = 0; - var expansion = 100; - } - - var insidecolor = {offset: null, color: null}; - var outsidecolor = {offset: null, color: null}; - - // We need to sort 'colors' by percentage, from 0 > 100 otherwise ie - // won't interpret it correctly - this.fillStyle.colors_.sort(function (cs1, cs2) { - return cs1.offset - cs2.offset; - }); - - for (var i = 0; i < this.fillStyle.colors_.length; i++) { - var fs = this.fillStyle.colors_[i]; - - colors.push( (fs.offset * expansion) + inside, "% ", fs.color, ","); - - if (fs.offset > insidecolor.offset || insidecolor.offset == null) { - insidecolor.offset = fs.offset; - insidecolor.color = fs.color; - } - - if (fs.offset < outsidecolor.offset || outsidecolor.offset == null) { - outsidecolor.offset = fs.offset; - outsidecolor.color = fs.color; - } - } - colors.pop(); - - lineStr.push('<g_vml_:fill', - ' color="', outsidecolor.color, '"', - ' color2="', insidecolor.color, '"', - ' type="', this.fillStyle.type_, '"', - ' focusposition="', focus.x, ', ', focus.y, '"', - ' colors="', colors.join(""), '"', - ' opacity="', opacity, '" />'); - } else if (aFill) { - lineStr.push('<g_vml_:fill color="', color, '" opacity="', opacity, '" />'); - } else { - lineStr.push( - '<g_vml_:stroke', - ' opacity="', opacity,'"', - ' joinstyle="', this.lineJoin, '"', - ' miterlimit="', this.miterLimit, '"', - ' endcap="', processLineCap(this.lineCap) ,'"', - ' weight="', this.lineWidth, 'px"', - ' color="', color,'" />' - ); - } - - lineStr.push("</g_vml_:shape>"); - - this.element_.insertAdjacentHTML("beforeEnd", lineStr.join("")); - - this.currentPath_ = []; - }; - - contextPrototype.fill = function() { - this.stroke(true); - } - - contextPrototype.closePath = function() { - this.currentPath_.push({type: "close"}); - }; - - /** - * @private - */ - contextPrototype.getCoords_ = function(aX, aY) { - return { - x: Z * (aX * this.m_[0][0] + aY * this.m_[1][0] + this.m_[2][0]) - Z2, - y: Z * (aX * this.m_[0][1] + aY * this.m_[1][1] + this.m_[2][1]) - Z2 - } - }; - - contextPrototype.save = function() { - var o = {}; - copyState(this, o); - this.aStack_.push(o); - this.mStack_.push(this.m_); - this.m_ = matrixMultiply(createMatrixIdentity(), this.m_); - }; - - contextPrototype.restore = function() { - copyState(this.aStack_.pop(), this); - this.m_ = this.mStack_.pop(); - }; - - contextPrototype.translate = function(aX, aY) { - var m1 = [ - [1, 0, 0], - [0, 1, 0], - [aX, aY, 1] - ]; - - this.m_ = matrixMultiply(m1, this.m_); - }; - - contextPrototype.rotate = function(aRot) { - var c = mc(aRot); - var s = ms(aRot); - - var m1 = [ - [c, s, 0], - [-s, c, 0], - [0, 0, 1] - ]; - - this.m_ = matrixMultiply(m1, this.m_); - }; - - contextPrototype.scale = function(aX, aY) { - this.arcScaleX_ *= aX; - this.arcScaleY_ *= aY; - var m1 = [ - [aX, 0, 0], - [0, aY, 0], - [0, 0, 1] - ]; - - this.m_ = matrixMultiply(m1, this.m_); - }; - - /******** STUBS ********/ - contextPrototype.clip = function() { - // TODO: Implement - }; - - contextPrototype.arcTo = function() { - // TODO: Implement - }; - - contextPrototype.createPattern = function() { - return new CanvasPattern_; - }; - - // Gradient / Pattern Stubs - function CanvasGradient_(aType) { - this.type_ = aType; - this.radius1_ = 0; - this.radius2_ = 0; - this.colors_ = []; - this.focus_ = {x: 0, y: 0}; - } - - CanvasGradient_.prototype.addColorStop = function(aOffset, aColor) { - aColor = processStyle(aColor); - this.colors_.push({offset: 1-aOffset, color: aColor}); - }; - - function CanvasPattern_() {} - - // set up externs - G_vmlCanvasManager = G_vmlCanvasManager_; - CanvasRenderingContext2D = CanvasRenderingContext2D_; - CanvasGradient = CanvasGradient_; - CanvasPattern = CanvasPattern_; - -})(); - -} // if +document.createElement("canvas").getContext||(function(){var s=Math,j=s.round,F=s.sin,G=s.cos,V=s.abs,W=s.sqrt,k=10,v=k/2;function X(){return this.context_||(this.context_=new H(this))}var L=Array.prototype.slice;function Y(b,a){var c=L.call(arguments,2);return function(){return b.apply(a,c.concat(L.call(arguments)))}}var M={init:function(b){if(/MSIE/.test(navigator.userAgent)&&!window.opera){var a=b||document;a.createElement("canvas");a.attachEvent("onreadystatechange",Y(this.init_,this,a))}},init_:function(b){b.namespaces.g_vml_|| +b.namespaces.add("g_vml_","urn:schemas-microsoft-com:vml","#default#VML");b.namespaces.g_o_||b.namespaces.add("g_o_","urn:schemas-microsoft-com:office:office","#default#VML");if(!b.styleSheets.ex_canvas_){var a=b.createStyleSheet();a.owningElement.id="ex_canvas_";a.cssText="canvas{display:inline-block;overflow:hidden;text-align:left;width:300px;height:150px}g_vml_\\:*{behavior:url(#default#VML)}g_o_\\:*{behavior:url(#default#VML)}"}var c=b.getElementsByTagName("canvas"),d=0;for(;d<c.length;d++)this.initElement(c[d])}, +initElement:function(b){if(!b.getContext){b.getContext=X;b.innerHTML="";b.attachEvent("onpropertychange",Z);b.attachEvent("onresize",$);var a=b.attributes;if(a.width&&a.width.specified)b.style.width=a.width.nodeValue+"px";else b.width=b.clientWidth;if(a.height&&a.height.specified)b.style.height=a.height.nodeValue+"px";else b.height=b.clientHeight}return b}};function Z(b){var a=b.srcElement;switch(b.propertyName){case "width":a.style.width=a.attributes.width.nodeValue+"px";a.getContext().clearRect(); +break;case "height":a.style.height=a.attributes.height.nodeValue+"px";a.getContext().clearRect();break}}function $(b){var a=b.srcElement;if(a.firstChild){a.firstChild.style.width=a.clientWidth+"px";a.firstChild.style.height=a.clientHeight+"px"}}M.init();var N=[],B=0;for(;B<16;B++){var C=0;for(;C<16;C++)N[B*16+C]=B.toString(16)+C.toString(16)}function I(){return[[1,0,0],[0,1,0],[0,0,1]]}function y(b,a){var c=I(),d=0;for(;d<3;d++){var f=0;for(;f<3;f++){var h=0,g=0;for(;g<3;g++)h+=b[d][g]*a[g][f];c[d][f]= +h}}return c}function O(b,a){a.fillStyle=b.fillStyle;a.lineCap=b.lineCap;a.lineJoin=b.lineJoin;a.lineWidth=b.lineWidth;a.miterLimit=b.miterLimit;a.shadowBlur=b.shadowBlur;a.shadowColor=b.shadowColor;a.shadowOffsetX=b.shadowOffsetX;a.shadowOffsetY=b.shadowOffsetY;a.strokeStyle=b.strokeStyle;a.globalAlpha=b.globalAlpha;a.arcScaleX_=b.arcScaleX_;a.arcScaleY_=b.arcScaleY_;a.lineScale_=b.lineScale_}function P(b){var a,c=1;b=String(b);if(b.substring(0,3)=="rgb"){var d=b.indexOf("(",3),f=b.indexOf(")",d+ +1),h=b.substring(d+1,f).split(",");a="#";var g=0;for(;g<3;g++)a+=N[Number(h[g])];if(h.length==4&&b.substr(3,1)=="a")c=h[3]}else a=b;return{color:a,alpha:c}}function aa(b){switch(b){case "butt":return"flat";case "round":return"round";case "square":default:return"square"}}function H(b){this.m_=I();this.mStack_=[];this.aStack_=[];this.currentPath_=[];this.fillStyle=this.strokeStyle="#000";this.lineWidth=1;this.lineJoin="miter";this.lineCap="butt";this.miterLimit=k*1;this.globalAlpha=1;this.canvas=b; +var a=b.ownerDocument.createElement("div");a.style.width=b.clientWidth+"px";a.style.height=b.clientHeight+"px";a.style.overflow="hidden";a.style.position="absolute";b.appendChild(a);this.element_=a;this.lineScale_=this.arcScaleY_=this.arcScaleX_=1}var i=H.prototype;i.clearRect=function(){this.element_.innerHTML=""};i.beginPath=function(){this.currentPath_=[]};i.moveTo=function(b,a){var c=this.getCoords_(b,a);this.currentPath_.push({type:"moveTo",x:c.x,y:c.y});this.currentX_=c.x;this.currentY_=c.y}; +i.lineTo=function(b,a){var c=this.getCoords_(b,a);this.currentPath_.push({type:"lineTo",x:c.x,y:c.y});this.currentX_=c.x;this.currentY_=c.y};i.bezierCurveTo=function(b,a,c,d,f,h){var g=this.getCoords_(f,h),l=this.getCoords_(b,a),e=this.getCoords_(c,d);Q(this,l,e,g)};function Q(b,a,c,d){b.currentPath_.push({type:"bezierCurveTo",cp1x:a.x,cp1y:a.y,cp2x:c.x,cp2y:c.y,x:d.x,y:d.y});b.currentX_=d.x;b.currentY_=d.y}i.quadraticCurveTo=function(b,a,c,d){var f=this.getCoords_(b,a),h=this.getCoords_(c,d),g={x:this.currentX_+ +0.6666666666666666*(f.x-this.currentX_),y:this.currentY_+0.6666666666666666*(f.y-this.currentY_)};Q(this,g,{x:g.x+(h.x-this.currentX_)/3,y:g.y+(h.y-this.currentY_)/3},h)};i.arc=function(b,a,c,d,f,h){c*=k;var g=h?"at":"wa",l=b+G(d)*c-v,e=a+F(d)*c-v,m=b+G(f)*c-v,r=a+F(f)*c-v;if(l==m&&!h)l+=0.125;var n=this.getCoords_(b,a),o=this.getCoords_(l,e),q=this.getCoords_(m,r);this.currentPath_.push({type:g,x:n.x,y:n.y,radius:c,xStart:o.x,yStart:o.y,xEnd:q.x,yEnd:q.y})};i.rect=function(b,a,c,d){this.moveTo(b, +a);this.lineTo(b+c,a);this.lineTo(b+c,a+d);this.lineTo(b,a+d);this.closePath()};i.strokeRect=function(b,a,c,d){var f=this.currentPath_;this.beginPath();this.moveTo(b,a);this.lineTo(b+c,a);this.lineTo(b+c,a+d);this.lineTo(b,a+d);this.closePath();this.stroke();this.currentPath_=f};i.fillRect=function(b,a,c,d){var f=this.currentPath_;this.beginPath();this.moveTo(b,a);this.lineTo(b+c,a);this.lineTo(b+c,a+d);this.lineTo(b,a+d);this.closePath();this.fill();this.currentPath_=f};i.createLinearGradient=function(b, +a,c,d){var f=new D("gradient");f.x0_=b;f.y0_=a;f.x1_=c;f.y1_=d;return f};i.createRadialGradient=function(b,a,c,d,f,h){var g=new D("gradientradial");g.x0_=b;g.y0_=a;g.r0_=c;g.x1_=d;g.y1_=f;g.r1_=h;return g};i.drawImage=function(b){var a,c,d,f,h,g,l,e,m=b.runtimeStyle.width,r=b.runtimeStyle.height;b.runtimeStyle.width="auto";b.runtimeStyle.height="auto";var n=b.width,o=b.height;b.runtimeStyle.width=m;b.runtimeStyle.height=r;if(arguments.length==3){a=arguments[1];c=arguments[2];h=g=0;l=d=n;e=f=o}else if(arguments.length== +5){a=arguments[1];c=arguments[2];d=arguments[3];f=arguments[4];h=g=0;l=n;e=o}else if(arguments.length==9){h=arguments[1];g=arguments[2];l=arguments[3];e=arguments[4];a=arguments[5];c=arguments[6];d=arguments[7];f=arguments[8]}else throw Error("Invalid number of arguments");var q=this.getCoords_(a,c),t=[];t.push(" <g_vml_:group",' coordsize="',k*10,",",k*10,'"',' coordorigin="0,0"',' style="width:',10,"px;height:",10,"px;position:absolute;");if(this.m_[0][0]!=1||this.m_[0][1]){var E=[];E.push("M11=", +this.m_[0][0],",","M12=",this.m_[1][0],",","M21=",this.m_[0][1],",","M22=",this.m_[1][1],",","Dx=",j(q.x/k),",","Dy=",j(q.y/k),"");var p=q,z=this.getCoords_(a+d,c),w=this.getCoords_(a,c+f),x=this.getCoords_(a+d,c+f);p.x=s.max(p.x,z.x,w.x,x.x);p.y=s.max(p.y,z.y,w.y,x.y);t.push("padding:0 ",j(p.x/k),"px ",j(p.y/k),"px 0;filter:progid:DXImageTransform.Microsoft.Matrix(",E.join(""),", sizingmethod='clip');")}else t.push("top:",j(q.y/k),"px;left:",j(q.x/k),"px;");t.push(' ">','<g_vml_:image src="',b.src, +'"',' style="width:',k*d,"px;"," height:",k*f,'px;"',' cropleft="',h/n,'"',' croptop="',g/o,'"',' cropright="',(n-h-l)/n,'"',' cropbottom="',(o-g-e)/o,'"'," />","</g_vml_:group>");this.element_.insertAdjacentHTML("BeforeEnd",t.join(""))};i.stroke=function(b){var a=[],c=P(b?this.fillStyle:this.strokeStyle),d=c.color,f=c.alpha*this.globalAlpha;a.push("<g_vml_:shape",' filled="',!!b,'"',' style="position:absolute;width:',10,"px;height:",10,'px;"',' coordorigin="0 0" coordsize="',k*10," ",k*10,'"',' stroked="', +!b,'"',' path="');var h={x:null,y:null},g={x:null,y:null},l=0;for(;l<this.currentPath_.length;l++){var e=this.currentPath_[l];switch(e.type){case "moveTo":a.push(" m ",j(e.x),",",j(e.y));break;case "lineTo":a.push(" l ",j(e.x),",",j(e.y));break;case "close":a.push(" x ");e=null;break;case "bezierCurveTo":a.push(" c ",j(e.cp1x),",",j(e.cp1y),",",j(e.cp2x),",",j(e.cp2y),",",j(e.x),",",j(e.y));break;case "at":case "wa":a.push(" ",e.type," ",j(e.x-this.arcScaleX_*e.radius),",",j(e.y-this.arcScaleY_*e.radius), +" ",j(e.x+this.arcScaleX_*e.radius),",",j(e.y+this.arcScaleY_*e.radius)," ",j(e.xStart),",",j(e.yStart)," ",j(e.xEnd),",",j(e.yEnd));break}if(e){if(h.x==null||e.x<h.x)h.x=e.x;if(g.x==null||e.x>g.x)g.x=e.x;if(h.y==null||e.y<h.y)h.y=e.y;if(g.y==null||e.y>g.y)g.y=e.y}}a.push(' ">');if(b)if(typeof this.fillStyle=="object"){var m=this.fillStyle,r=0,n={x:0,y:0},o=0,q=1;if(m.type_=="gradient"){var t=m.x1_/this.arcScaleX_,E=m.y1_/this.arcScaleY_,p=this.getCoords_(m.x0_/this.arcScaleX_,m.y0_/this.arcScaleY_), +z=this.getCoords_(t,E);r=Math.atan2(z.x-p.x,z.y-p.y)*180/Math.PI;if(r<0)r+=360;if(r<1.0E-6)r=0}else{var p=this.getCoords_(m.x0_,m.y0_),w=g.x-h.x,x=g.y-h.y;n={x:(p.x-h.x)/w,y:(p.y-h.y)/x};w/=this.arcScaleX_*k;x/=this.arcScaleY_*k;var R=s.max(w,x);o=2*m.r0_/R;q=2*m.r1_/R-o}var u=m.colors_;u.sort(function(ba,ca){return ba.offset-ca.offset});var J=u.length,da=u[0].color,ea=u[J-1].color,fa=u[0].alpha*this.globalAlpha,ga=u[J-1].alpha*this.globalAlpha,S=[],l=0;for(;l<J;l++){var T=u[l];S.push(T.offset*q+ +o+" "+T.color)}a.push('<g_vml_:fill type="',m.type_,'"',' method="none" focus="100%"',' color="',da,'"',' color2="',ea,'"',' colors="',S.join(","),'"',' opacity="',ga,'"',' g_o_:opacity2="',fa,'"',' angle="',r,'"',' focusposition="',n.x,",",n.y,'" />')}else a.push('<g_vml_:fill color="',d,'" opacity="',f,'" />');else{var K=this.lineScale_*this.lineWidth;if(K<1)f*=K;a.push("<g_vml_:stroke",' opacity="',f,'"',' joinstyle="',this.lineJoin,'"',' miterlimit="',this.miterLimit,'"',' endcap="',aa(this.lineCap), +'"',' weight="',K,'px"',' color="',d,'" />')}a.push("</g_vml_:shape>");this.element_.insertAdjacentHTML("beforeEnd",a.join(""))};i.fill=function(){this.stroke(true)};i.closePath=function(){this.currentPath_.push({type:"close"})};i.getCoords_=function(b,a){var c=this.m_;return{x:k*(b*c[0][0]+a*c[1][0]+c[2][0])-v,y:k*(b*c[0][1]+a*c[1][1]+c[2][1])-v}};i.save=function(){var b={};O(this,b);this.aStack_.push(b);this.mStack_.push(this.m_);this.m_=y(I(),this.m_)};i.restore=function(){O(this.aStack_.pop(), +this);this.m_=this.mStack_.pop()};function ha(b){var a=0;for(;a<3;a++){var c=0;for(;c<2;c++)if(!isFinite(b[a][c])||isNaN(b[a][c]))return false}return true}function A(b,a,c){if(!!ha(a)){b.m_=a;if(c)b.lineScale_=W(V(a[0][0]*a[1][1]-a[0][1]*a[1][0]))}}i.translate=function(b,a){A(this,y([[1,0,0],[0,1,0],[b,a,1]],this.m_),false)};i.rotate=function(b){var a=G(b),c=F(b);A(this,y([[a,c,0],[-c,a,0],[0,0,1]],this.m_),false)};i.scale=function(b,a){this.arcScaleX_*=b;this.arcScaleY_*=a;A(this,y([[b,0,0],[0,a, +0],[0,0,1]],this.m_),true)};i.transform=function(b,a,c,d,f,h){A(this,y([[b,a,0],[c,d,0],[f,h,1]],this.m_),true)};i.setTransform=function(b,a,c,d,f,h){A(this,[[b,a,0],[c,d,0],[f,h,1]],true)};i.clip=function(){};i.arcTo=function(){};i.createPattern=function(){return new U};function D(b){this.type_=b;this.r1_=this.y1_=this.x1_=this.r0_=this.y0_=this.x0_=0;this.colors_=[]}D.prototype.addColorStop=function(b,a){a=P(a);this.colors_.push({offset:b,color:a.color,alpha:a.alpha})};function U(){}G_vmlCanvasManager= +M;CanvasRenderingContext2D=H;CanvasGradient=D;CanvasPattern=U})();