/* curvyCorners Copyright (c) 2006 Cameron Cooke */ var isIE = navigator.userAgent.toLowerCase().indexOf("msie") > -1; var isMoz = document.implementation && document.implementation.createDocument; var isSafari = ((navigator.userAgent.toLowerCase().indexOf('safari')!=-1)&&(navigator.userAgent.toLowerCase().indexOf('mac')!=-1))?true:false; function curvyCorners() { if(typeof(arguments[0]) != "object") throw newCurvyError("First parameter of curvyCorners() must be an object."); if(typeof(arguments[1]) != "object" && typeof(arguments[1]) != "string") throw newCurvyError("Second parameter of curvyCorners() must be an object or a class name."); if(typeof(arguments[1]) == "string") { var startIndex = 0; var boxCol = getElementsByClass(arguments[1]);} else { var startIndex = 1; var boxCol = arguments;} var curvyCornersCol = new Array(); if(arguments[0].validTags) var validElements = arguments[0].validTags; else var validElements = ["div"]; for(var i = startIndex, j = boxCol.length; i < j; i++) { var currentTag = boxCol[i].tagName.toLowerCase(); if(inArray(validElements, currentTag) !== false) { curvyCornersCol[curvyCornersCol.length] = new curvyObject(arguments[0], boxCol[i]);} } this.objects = curvyCornersCol; this.applyCornersToAll = function() { for(var x = 0, k = this.objects.length; x < k; x++) { this.objects[x].applyCorners();} } } function curvyObject() { this.box = arguments[1]; this.settings = arguments[0]; this.topContainer = null; this.bottomContainer = null; this.masterCorners = new Array(); this.contentDIV = null; var boxHeight = get_style(this.box, "height", "height"); var boxWidth = get_style(this.box, "width", "width"); var borderWidth = get_style(this.box, "borderTopWidth", "border-top-width"); var borderColour = get_style(this.box, "borderTopColor", "border-top-color"); var boxColour = get_style(this.box, "backgroundColor", "background-color"); var backgroundImage = get_style(this.box, "backgroundImage", "background-image"); var boxPosition = get_style(this.box, "position", "position"); var boxPadding = get_style(this.box, "paddingTop", "padding-top"); this.boxHeight = parseInt(((boxHeight != "" && boxHeight != "auto" && boxHeight.indexOf("%") == -1)? boxHeight.substring(0, boxHeight.indexOf("px")) : this.box.scrollHeight)); this.boxWidth = parseInt(((boxWidth != "" && boxWidth != "auto" && boxWidth.indexOf("%") == -1)? boxWidth.substring(0, boxWidth.indexOf("px")) : this.box.scrollWidth)); this.borderWidth = parseInt(((borderWidth != "" && borderWidth.indexOf("px") !== -1)? borderWidth.slice(0, borderWidth.indexOf("px")) : 0)); this.boxColour = format_colour(boxColour); this.boxPadding = parseInt(((boxPadding != "" && boxPadding.indexOf("px") !== -1)? boxPadding.slice(0, boxPadding.indexOf("px")) : 0)); this.borderColour = format_colour(borderColour); this.borderString = this.borderWidth + "px" + " solid " + this.borderColour; this.backgroundImage = ((backgroundImage != "none")? backgroundImage : ""); this.boxContent = this.box.innerHTML; if(boxPosition != "absolute") this.box.style.position = "relative"; this.box.style.padding = "0px"; if(isIE && boxWidth == "auto" && boxHeight == "auto") this.box.style.width = "100%"; if(this.settings.autoPad == true && this.boxPadding > 0) this.box.innerHTML = ""; this.applyCorners = function() { for(var t = 0; t < 2; t++) { switch(t) { case 0: if(this.settings.tl || this.settings.tr) { var newMainContainer = document.createElement("DIV"); newMainContainer.style.width = "100%"; newMainContainer.style.fontSize = "1px"; newMainContainer.style.overflow = "hidden"; newMainContainer.style.position = "absolute"; newMainContainer.style.paddingLeft = this.borderWidth + "px"; newMainContainer.style.paddingRight = this.borderWidth + "px"; var topMaxRadius = Math.max(this.settings.tl ? this.settings.tl.radius : 0, this.settings.tr ? this.settings.tr.radius : 0); newMainContainer.style.height = topMaxRadius + "px"; newMainContainer.style.top = 0 - topMaxRadius + "px"; newMainContainer.style.left = 0 - this.borderWidth + "px"; this.topContainer = this.box.appendChild(newMainContainer);} break; case 1: if(this.settings.bl || this.settings.br) { var newMainContainer = document.createElement("DIV"); newMainContainer.style.width = "100%"; newMainContainer.style.fontSize = "1px"; newMainContainer.style.overflow = "hidden"; newMainContainer.style.position = "absolute"; newMainContainer.style.paddingLeft = this.borderWidth + "px"; newMainContainer.style.paddingRight = this.borderWidth + "px"; var botMaxRadius = Math.max(this.settings.bl ? this.settings.bl.radius : 0, this.settings.br ? this.settings.br.radius : 0); newMainContainer.style.height = botMaxRadius + "px"; newMainContainer.style.bottom = 0 - botMaxRadius + "px"; newMainContainer.style.left = 0 - this.borderWidth + "px"; this.bottomContainer = this.box.appendChild(newMainContainer);} break;} } if(this.topContainer) this.box.style.borderTopWidth = "0px"; if(this.bottomContainer) this.box.style.borderBottomWidth = "0px"; var corners = ["tr", "tl", "br", "bl"]; for(var i in corners) { if(i > -1 < 4) { var cc = corners[i]; if(!this.settings[cc]) { if(((cc == "tr" || cc == "tl") && this.topContainer != null) || ((cc == "br" || cc == "bl") && this.bottomContainer != null)) { var newCorner = document.createElement("DIV"); newCorner.style.position = "relative"; newCorner.style.fontSize = "1px"; newCorner.style.overflow = "hidden"; if(this.backgroundImage == "") newCorner.style.backgroundColor = this.boxColour; else newCorner.style.backgroundImage = this.backgroundImage; switch(cc) { case "tl": newCorner.style.height = topMaxRadius - this.borderWidth + "px"; newCorner.style.marginRight = this.settings.tr.radius - (this.borderWidth*2) + "px"; newCorner.style.borderLeft = this.borderString; newCorner.style.borderTop = this.borderString; newCorner.style.left = -this.borderWidth + "px"; break; case "tr": newCorner.style.height = topMaxRadius - this.borderWidth + "px"; newCorner.style.marginLeft = this.settings.tl.radius - (this.borderWidth*2) + "px"; newCorner.style.borderRight = this.borderString; newCorner.style.borderTop = this.borderString; newCorner.style.backgroundPosition = "-" + (topMaxRadius + this.borderWidth) + "px 0px"; newCorner.style.left = this.borderWidth + "px"; break; case "bl": newCorner.style.height = botMaxRadius - this.borderWidth + "px"; newCorner.style.marginRight = this.settings.br.radius - (this.borderWidth*2) + "px"; newCorner.style.borderLeft = this.borderString; newCorner.style.borderBottom = this.borderString; newCorner.style.left = -this.borderWidth + "px"; newCorner.style.backgroundPosition = "-" + (this.borderWidth) + "px -" + (this.boxHeight + (botMaxRadius + this.borderWidth)) + "px"; break; case "br": newCorner.style.height = botMaxRadius - this.borderWidth + "px"; newCorner.style.marginLeft = this.settings.bl.radius - (this.borderWidth*2) + "px"; newCorner.style.borderRight = this.borderString; newCorner.style.borderBottom = this.borderString; newCorner.style.left = this.borderWidth + "px" newCorner.style.backgroundPosition = "-" + (botMaxRadius + this.borderWidth) + "px -" + (this.boxHeight + (botMaxRadius + this.borderWidth)) + "px"; break;} } } else { if(this.masterCorners[this.settings[cc].radius]) { var newCorner = this.masterCorners[this.settings[cc].radius].cloneNode(true);} else { var newCorner = document.createElement("DIV"); newCorner.style.height = this.settings[cc].radius + "px"; newCorner.style.width = this.settings[cc].radius + "px"; newCorner.style.position = "absolute"; newCorner.style.fontSize = "1px"; newCorner.style.overflow = "hidden"; var borderRadius = parseInt(this.settings[cc].radius - this.borderWidth); for(var intx = 0, j = this.settings[cc].radius; intx < j; intx++) { if((intx +1) >= borderRadius) var y1 = -1; else var y1 = (Math.floor(Math.sqrt(Math.pow(borderRadius, 2) - Math.pow((intx+1), 2))) - 1); if(borderRadius != j) { if((intx) >= borderRadius) var y2 = -1; else var y2 = Math.ceil(Math.sqrt(Math.pow(borderRadius,2) - Math.pow(intx, 2))); if((intx+1) >= j) var y3 = -1; else var y3 = (Math.floor(Math.sqrt(Math.pow(j ,2) - Math.pow((intx+1), 2))) - 1);} if((intx) >= j) var y4 = -1; else var y4 = Math.ceil(Math.sqrt(Math.pow(j ,2) - Math.pow(intx, 2))); if(y1 > -1) this.drawPixel(intx, 0, this.boxColour, 100, (y1+1), newCorner, -1, this.settings[cc].radius); if(borderRadius != j) { for(var inty = (y1 + 1); inty < y2; inty++) { if(this.settings.antiAlias) { if(this.backgroundImage != "") { var borderFract = (pixelFraction(intx, inty, borderRadius) * 100); if(borderFract < 30) { this.drawPixel(intx, inty, this.borderColour, 100, 1, newCorner, 0, this.settings[cc].radius);} else { this.drawPixel(intx, inty, this.borderColour, 100, 1, newCorner, -1, this.settings[cc].radius);} } else { var pixelcolour = BlendColour(this.boxColour, this.borderColour, pixelFraction(intx, inty, borderRadius)); this.drawPixel(intx, inty, pixelcolour, 100, 1, newCorner, 0, this.settings[cc].radius, cc);} } } if(this.settings.antiAlias) { if(y3 >= y2) { if (y2 == -1) y2 = 0; this.drawPixel(intx, y2, this.borderColour, 100, (y3 - y2 + 1), newCorner, 0, 0);} } else { if(y3 >= y1) { this.drawPixel(intx, (y1 + 1), this.borderColour, 100, (y3 - y1), newCorner, 0, 0);} } var outsideColour = this.borderColour;} else { var outsideColour = this.boxColour; var y3 = y1;} if(this.settings.antiAlias) { for(var inty = (y3 + 1); inty < y4; inty++) { this.drawPixel(intx, inty, outsideColour, (pixelFraction(intx, inty , j) * 100), 1, newCorner, ((this.borderWidth > 0)? 0 : -1), this.settings[cc].radius);} } } this.masterCorners[this.settings[cc].radius] = newCorner.cloneNode(true);} if(cc != "br") { for(var t = 0, k = newCorner.childNodes.length; t < k; t++) { var pixelBar = newCorner.childNodes[t]; var pixelBarTop = parseInt(pixelBar.style.top.substring(0, pixelBar.style.top.indexOf("px"))); var pixelBarLeft = parseInt(pixelBar.style.left.substring(0, pixelBar.style.left.indexOf("px"))); var pixelBarHeight = parseInt(pixelBar.style.height.substring(0, pixelBar.style.height.indexOf("px"))); if(cc == "tl" || cc == "bl"){ pixelBar.style.left = this.settings[cc].radius -pixelBarLeft -1 + "px";} if(cc == "tr" || cc == "tl"){ pixelBar.style.top = this.settings[cc].radius -pixelBarHeight -pixelBarTop + "px";} switch(cc) { case "tr": pixelBar.style.backgroundPosition = "-" + Math.abs((this.boxWidth - this.settings[cc].radius + this.borderWidth) + pixelBarLeft) + "px -" + Math.abs(this.settings[cc].radius -pixelBarHeight -pixelBarTop - this.borderWidth) + "px"; break; case "tl": pixelBar.style.backgroundPosition = "-" + Math.abs((this.settings[cc].radius -pixelBarLeft -1) - this.borderWidth) + "px -" + Math.abs(this.settings[cc].radius -pixelBarHeight -pixelBarTop - this.borderWidth) + "px"; break; case "bl": pixelBar.style.backgroundPosition = "-" + Math.abs((this.settings[cc].radius -pixelBarLeft -1) - this.borderWidth) + "px -" + Math.abs((this.boxHeight + this.settings[cc].radius + pixelBarTop) -this.borderWidth) + "px"; break;} } } } if(newCorner) { switch(cc) { case "tl": if(newCorner.style.position == "absolute") newCorner.style.top = "0px"; if(newCorner.style.position == "absolute") newCorner.style.left = "0px"; if(this.topContainer) this.topContainer.appendChild(newCorner); break; case "tr": if(newCorner.style.position == "absolute") newCorner.style.top = "0px"; if(newCorner.style.position == "absolute") newCorner.style.right = "0px"; if(this.topContainer) this.topContainer.appendChild(newCorner); break; case "bl": if(newCorner.style.position == "absolute") newCorner.style.bottom = "0px"; if(newCorner.style.position == "absolute") newCorner.style.left = "0px"; if(this.bottomContainer) this.bottomContainer.appendChild(newCorner); break; case "br": if(newCorner.style.position == "absolute") newCorner.style.bottom = "0px"; if(newCorner.style.position == "absolute") newCorner.style.right = "0px"; if(this.bottomContainer) this.bottomContainer.appendChild(newCorner); break;} } } } var radiusDiff = new Array(); radiusDiff["t"] = Math.abs(this.settings.tl.radius - this.settings.tr.radius) radiusDiff["b"] = Math.abs(this.settings.bl.radius - this.settings.br.radius); for(z in radiusDiff) { if(z == "t" || z == "b") { if(radiusDiff[z]) { var smallerCornerType = ((this.settings[z + "l"].radius < this.settings[z + "r"].radius)? z +"l" : z +"r"); var newFiller = document.createElement("DIV"); newFiller.style.height = radiusDiff[z] + "px"; newFiller.style.width = this.settings[smallerCornerType].radius+ "px" newFiller.style.position = "absolute"; newFiller.style.fontSize = "1px"; newFiller.style.overflow = "hidden"; newFiller.style.backgroundColor = this.boxColour; switch(smallerCornerType) { case "tl": newFiller.style.bottom = "0px"; newFiller.style.left = "0px"; newFiller.style.borderLeft = this.borderString; this.topContainer.appendChild(newFiller); break; case "tr": newFiller.style.bottom = "0px"; newFiller.style.right = "0px"; newFiller.style.borderRight = this.borderString; this.topContainer.appendChild(newFiller); break; case "bl": newFiller.style.top = "0px"; newFiller.style.left = "0px"; newFiller.style.borderLeft = this.borderString; this.bottomContainer.appendChild(newFiller); break; case "br": newFiller.style.top = "0px"; newFiller.style.right = "0px"; newFiller.style.borderRight = this.borderString; this.bottomContainer.appendChild(newFiller); break;} } var newFillerBar = document.createElement("DIV"); newFillerBar.style.position = "relative"; newFillerBar.style.fontSize = "1px"; newFillerBar.style.overflow = "hidden"; newFillerBar.style.backgroundColor = this.boxColour; newFillerBar.style.backgroundImage = this.backgroundImage; switch(z) { case "t": if(this.topContainer) { if(this.settings.tl.radius && this.settings.tr.radius) { newFillerBar.style.height = topMaxRadius - this.borderWidth + "px"; newFillerBar.style.marginLeft = this.settings.tl.radius - this.borderWidth + "px"; newFillerBar.style.marginRight = this.settings.tr.radius - this.borderWidth + "px"; newFillerBar.style.borderTop = this.borderString; if(this.backgroundImage != "") newFillerBar.style.backgroundPosition = "-" + (topMaxRadius + this.borderWidth) + "px 0px"; this.topContainer.appendChild(newFillerBar);} this.box.style.backgroundPosition = "0px -" + (topMaxRadius - this.borderWidth) + "px";} break; case "b": if(this.bottomContainer) { if(this.settings.bl.radius && this.settings.br.radius) { newFillerBar.style.height = botMaxRadius - this.borderWidth + "px"; newFillerBar.style.marginLeft = this.settings.bl.radius - this.borderWidth + "px"; newFillerBar.style.marginRight = this.settings.br.radius - this.borderWidth + "px"; newFillerBar.style.borderBottom = this.borderString; if(this.backgroundImage != "") newFillerBar.style.backgroundPosition = "-" + (botMaxRadius + this.borderWidth) + "px -" + (this.boxHeight + (topMaxRadius + this.borderWidth)) + "px"; this.bottomContainer.appendChild(newFillerBar);} } break;} } } if(this.settings.autoPad == true && this.boxPadding > 0) { var contentContainer = document.createElement("DIV"); contentContainer.style.position = "relative"; contentContainer.innerHTML = this.boxContent; contentContainer.className = "autoPadDiv"; var topPadding = Math.abs(topMaxRadius - this.boxPadding); var botPadding = Math.abs(botMaxRadius - this.boxPadding); if(topMaxRadius < this.boxPadding) contentContainer.style.paddingTop = topPadding + "px"; if(botMaxRadius < this.boxPadding) contentContainer.style.paddingBottom = botMaxRadius + "px"; contentContainer.style.paddingLeft = this.boxPadding + "px"; contentContainer.style.paddingRight = this.boxPadding + "px"; this.contentDIV = this.box.appendChild(contentContainer);} } this.drawPixel = function(intx, inty, colour, transAmount, height, newCorner, image, cornerRadius) { var pixel = document.createElement("DIV"); pixel.style.height = height + "px"; pixel.style.width = "1px"; pixel.style.position = "absolute"; pixel.style.fontSize = "1px"; pixel.style.overflow = "hidden"; var topMaxRadius = Math.max(this.settings["tr"].radius, this.settings["tl"].radius); if(image == -1 && this.backgroundImage != "") { pixel.style.backgroundImage = this.backgroundImage; pixel.style.backgroundPosition = "-" + (this.boxWidth - (cornerRadius - intx) + this.borderWidth) + "px -" + ((this.boxHeight + topMaxRadius + inty) -this.borderWidth) + "px";} else { pixel.style.backgroundColor = colour;} if (transAmount != 100) setOpacity(pixel, transAmount); pixel.style.top = inty + "px"; pixel.style.left = intx + "px"; newCorner.appendChild(pixel);} } function insertAfter(parent, node, referenceNode) { parent.insertBefore(node, referenceNode.nextSibling);} function BlendColour(Col1, Col2, Col1Fraction) { var red1 = parseInt(Col1.substr(1,2),16); var green1 = parseInt(Col1.substr(3,2),16); var blue1 = parseInt(Col1.substr(5,2),16); var red2 = parseInt(Col2.substr(1,2),16); var green2 = parseInt(Col2.substr(3,2),16); var blue2 = parseInt(Col2.substr(5,2),16); if(Col1Fraction > 1 || Col1Fraction < 0) Col1Fraction = 1; var endRed = Math.round((red1 * Col1Fraction) + (red2 * (1 - Col1Fraction))); if(endRed > 255) endRed = 255; if(endRed < 0) endRed = 0; var endGreen = Math.round((green1 * Col1Fraction) + (green2 * (1 - Col1Fraction))); if(endGreen > 255) endGreen = 255; if(endGreen < 0) endGreen = 0; var endBlue = Math.round((blue1 * Col1Fraction) + (blue2 * (1 - Col1Fraction))); if(endBlue > 255) endBlue = 255; if(endBlue < 0) endBlue = 0; return "#" + IntToHex(endRed)+ IntToHex(endGreen)+ IntToHex(endBlue);} function IntToHex(strNum) { base = strNum / 16; rem = strNum % 16; base = base - (rem / 16); baseS = MakeHex(base); remS = MakeHex(rem); return baseS + '' + remS;} function MakeHex(x) { if((x >= 0) && (x <= 9)) { return x;} else { switch(x) { case 10: return "A"; case 11: return "B"; case 12: return "C"; case 13: return "D"; case 14: return "E"; case 15: return "F";} } } function pixelFraction(x, y, r) { var pixelfraction = 0; var xvalues = new Array(1); var yvalues = new Array(1); var point = 0; var whatsides = ""; var intersect = Math.sqrt((Math.pow(r,2) - Math.pow(x,2))); if ((intersect >= y) && (intersect < (y+1))) { whatsides = "Left"; xvalues[point] = 0; yvalues[point] = intersect - y; point = point + 1;} var intersect = Math.sqrt((Math.pow(r,2) - Math.pow(y+1,2))); if ((intersect >= x) && (intersect < (x+1))) { whatsides = whatsides + "Top"; xvalues[point] = intersect - x; yvalues[point] = 1; point = point + 1;} var intersect = Math.sqrt((Math.pow(r,2) - Math.pow(x+1,2))); if ((intersect >= y) && (intersect < (y+1))) { whatsides = whatsides + "Right"; xvalues[point] = 1; yvalues[point] = intersect - y; point = point + 1;} var intersect = Math.sqrt((Math.pow(r,2) - Math.pow(y,2))); if ((intersect >= x) && (intersect < (x+1))) { whatsides = whatsides + "Bottom"; xvalues[point] = intersect - x; yvalues[point] = 0;} switch (whatsides) { case "LeftRight": pixelfraction = Math.min(yvalues[0],yvalues[1]) + ((Math.max(yvalues[0],yvalues[1]) - Math.min(yvalues[0],yvalues[1]))/2); break; case "TopRight": pixelfraction = 1-(((1-xvalues[0])*(1-yvalues[1]))/2); break; case "TopBottom": pixelfraction = Math.min(xvalues[0],xvalues[1]) + ((Math.max(xvalues[0],xvalues[1]) - Math.min(xvalues[0],xvalues[1]))/2); break; case "LeftBottom": pixelfraction = (yvalues[0]*xvalues[1])/2; break; default: pixelfraction = 1;} return pixelfraction;} function rgb2Hex(rgbColour) { try{ var rgbArray = rgb2Array(rgbColour); var red = parseInt(rgbArray[0]); var green = parseInt(rgbArray[1]); var blue = parseInt(rgbArray[2]); var hexColour = "#" + IntToHex(red) + IntToHex(green) + IntToHex(blue);} catch(e){ alert("There was an error converting the RGB value to Hexadecimal in function rgb2Hex");} return hexColour;} function rgb2Array(rgbColour) { var rgbValues = rgbColour.substring(4, rgbColour.indexOf(")")); var rgbArray = rgbValues.split(", "); return rgbArray;} function setOpacity(obj, opacity) { opacity = (opacity == 100)?99.999:opacity; if(isSafari && obj.tagName != "IFRAME") { var rgbArray = rgb2Array(obj.style.backgroundColor); var red = parseInt(rgbArray[0]); var green = parseInt(rgbArray[1]); var blue = parseInt(rgbArray[2]); obj.style.backgroundColor = "rgba(" + red + ", " + green + ", " + blue + ", " + opacity/100 + ")";} else if(typeof(obj.style.opacity) != "undefined") { obj.style.opacity = opacity/100;} else if(typeof(obj.style.MozOpacity) != "undefined") { obj.style.MozOpacity = opacity/100;} else if(typeof(obj.style.filter) != "undefined") { obj.style.filter = "alpha(opacity:" + opacity + ")";} else if(typeof(obj.style.KHTMLOpacity) != "undefined") { obj.style.KHTMLOpacity = opacity/100;} } function inArray(array, value) { for(var i = 0; i < array.length; i++){ if (array[i] === value) return i;} return false;} function inArrayKey(array, value) { for(key in array){ if(key === value) return true;} return false;} function addEvent(elm, evType, fn, useCapture) { if (elm.addEventListener) { elm.addEventListener(evType, fn, useCapture); return true;} else if (elm.attachEvent) { var r = elm.attachEvent('on' + evType, fn); return r;} else { elm['on' + evType] = fn;} } function removeEvent(obj, evType, fn, useCapture){ if (obj.removeEventListener){ obj.removeEventListener(evType, fn, useCapture); return true;} else if (obj.detachEvent){ var r = obj.detachEvent("on"+evType, fn); return r;} else { alert("Handler could not be removed");} } function format_colour(colour) { var returnColour = "#ffffff"; if(colour != "" && colour != "transparent") { if(colour.substr(0, 3) == "rgb") { returnColour = rgb2Hex(colour);} else if(colour.length == 4) { returnColour = "#" + colour.substring(1, 2) + colour.substring(1, 2) + colour.substring(2, 3) + colour.substring(2, 3) + colour.substring(3, 4) + colour.substring(3, 4);} else { returnColour = colour;} } return returnColour;} function get_style(obj, property, propertyNS) { try { if(obj.currentStyle) { var returnVal = eval("obj.currentStyle." + property);} else { if(isSafari && obj.style.display == "none") { obj.style.display = ""; var wasHidden = true;} var returnVal = document.defaultView.getComputedStyle(obj, '').getPropertyValue(propertyNS); 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