// curvyCorners // ---------------------------------------------------- window.onload = function() { /* The new 'validTags' setting is optional and allows you to specify other HTML elements that curvyCorners can attempt to round. The value is comma separated list of html elements in lowercase. validTags: ["div", "form"] The above example would enable curvyCorners on FORM elements. */ settingsTop = { tl: { radius: 10 }, tr: { radius: 10 }, bl: { radius: 0 }, br: { radius: 0 }, antiAlias: true, autoPad: true, validTags: ["div"] } settingsBottom = { tl: { radius: 0 }, tr: { radius: 0 }, bl: { radius: 10 }, br: { radius: 10 }, antiAlias: true, autoPad: true, validTags: ["div"] } settingsAll = { tl: { radius: 10 }, tr: { radius: 10 }, bl: { radius: 10 }, br: { radius: 10 }, antiAlias: true, autoPad: true, validTags: ["div"] } /* Usage: newCornersObj = new curvyCorners(settingsObj, classNameStr); newCornersObj = new curvyCorners(settingsObj, divObj1[, divObj2[, divObj3[, . . . [, divObjN]]]]); */ var myBoxObject; myBoxObject = new curvyCorners(settingsTop, "myboxtop"); myBoxObject.applyCornersToAll(); myBoxObject = new curvyCorners(settingsBottom, "myboxbottom"); myBoxObject.applyCornersToAll(); myBoxObject = new curvyCorners(settingsAll, "myboxall"); myBoxObject.applyCornersToAll(); } /**************************************************************** * * * curvyCorners * * ------------ * * * * This script generates rounded corners for your divs. * * * * Version 1.2.9 * * Copyright (c) 2006 Cameron Cooke * * By: Cameron Cooke and Tim Hutchison. * * * * * * Website: http://www.curvycorners.net * * Email: info@totalinfinity.com * * Forum: http://www.curvycorners.net/forum/ * * * * * * This library is free software; you can redistribute * * it and/or modify it under the terms of the GNU * * Lesser General Public License as published by the * * Free Software Foundation; either version 2.1 of the * * License, or (at your option) any later version. * * * * This library is distributed in the hope that it will * * be useful, but WITHOUT ANY WARRANTY; without even the * * implied warranty of MERCHANTABILITY or FITNESS FOR A * * PARTICULAR PURPOSE. See the GNU Lesser General Public * * License for more details. * * * * You should have received a copy of the GNU Lesser * * General Public License along with this library; * * Inc., 59 Temple Place, Suite 330, Boston, * * MA 02111-1307 USA * * * ****************************************************************/ // Browser detection 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; /* Usage: newCornersObj = new curvyCorners(settingsObj, "classNameStr"); newCornersObj = new curvyCorners(settingsObj, divObj1[, divObj2[, divObj3[, . . . [, divObjN]]]]); */ function curvyCorners() { // Check parameters 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."); // Get object(s) if(typeof(arguments[1]) == "string") { // Get elements by class name var startIndex = 0; var boxCol = getElementsByClass(arguments[1]); } else { // Get objects var startIndex = 1; var boxCol = arguments; } // Create return collection/object var curvyCornersCol = new Array(); // Create array of html elements that can have rounded corners if(arguments[0].validTags) var validElements = arguments[0].validTags; else var validElements = ["div"]; // Default // Loop through each argument for(var i = startIndex, j = boxCol.length; i < j; i++) { // Current element tag name var currentTag = boxCol[i].tagName.toLowerCase(); if(inArray(validElements, currentTag) !== false) { curvyCornersCol[curvyCornersCol.length] = new curvyObject(arguments[0], boxCol[i]); } } this.objects = curvyCornersCol; // Applys the curvyCorners to all objects this.applyCornersToAll = function() { for(var x = 0, k = this.objects.length; x < k; x++) { this.objects[x].applyCorners(); } } } // curvyCorners object (can be called directly) function curvyObject() { // Setup Globals this.box = arguments[1]; this.settings = arguments[0]; this.topContainer = null; this.bottomContainer = null; this.masterCorners = new Array(); this.contentDIV = null; // Get box formatting details 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"); // Set formatting propertes 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; // Make box relative if not already absolute and remove any padding if(boxPosition != "absolute") this.box.style.position = "relative"; this.box.style.padding = "0px"; // If IE and height and width are not set, we need to set width so that we get positioning if(isIE && boxWidth == "auto" && boxHeight == "auto") this.box.style.width = "100%"; // Resize box so that it stays to the orignal height // Remove content if box is using autoPad if(this.settings.autoPad == true && this.boxPadding > 0) this.box.innerHTML = ""; /* This method creates the corners and applies them to the div element. */ this.applyCorners = function() { /* Create top and bottom containers. These will be used as a parent for the corners and bars. */ for(var t = 0; t < 2; t++) { switch(t) { // Top case 0: // Only build top bar if a top corner is to be draw 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; // Bottom case 1: // Only build bottom bar if a top corner is to be draw 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; } } // Turn off current borders if(this.topContainer) this.box.style.borderTopWidth = "0px"; if(this.bottomContainer) this.box.style.borderBottomWidth = "0px"; // Create array of available corners var corners = ["tr", "tl", "br", "bl"]; /* Loop for each corner */ for(var i in corners) { // FIX for prototype lib if(i > -1 < 4) { // Get current corner type from array var cc = corners[i]; // Has the user requested the currentCorner be round? if(!this.settings[cc]) { // No if(((cc == "tr" || cc == "tl") && this.topContainer != null) || ((cc == "br" || cc == "bl") && this.bottomContainer != null)) { // We need to create a filler div to fill the space upto the next horzontal corner. var newCorner = document.createElement("DIV"); // Setup corners properties newCorner.style.position = "relative"; newCorner.style.fontSize = "1px"; newCorner.style.overflow = "hidden"; // Add background image? 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 { /* PERFORMANCE NOTE: If more than one corner is requested and a corner has been already created for the same radius then that corner will be used as a master and cloned. The pixel bars will then be repositioned to form the new corner type. All new corners start as a bottom right corner. */ if(this.masterCorners[this.settings[cc].radius]) { // Create clone of the master corner var newCorner = this.masterCorners[this.settings[cc].radius].cloneNode(true); } else { // Yes, we need to create a new corner 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"; // THE FOLLOWING BLOCK OF CODE CREATES A ROUNDED CORNER // ---------------------------------------------------- TOP // Get border radius var borderRadius = parseInt(this.settings[cc].radius - this.borderWidth); // Cycle the x-axis for(var intx = 0, j = this.settings[cc].radius; intx < j; intx++) { // Calculate the value of y1 which identifies the pixels inside the border if((intx +1) >= borderRadius) var y1 = -1; else var y1 = (Math.floor(Math.sqrt(Math.pow(borderRadius, 2) - Math.pow((intx+1), 2))) - 1); // Only calculate y2 and y3 if there is a border defined 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); } // Calculate y4 if((intx) >= j) var y4 = -1; else var y4 = Math.ceil(Math.sqrt(Math.pow(j ,2) - Math.pow(intx, 2))); // Draw bar on inside of the border with foreground colour if(y1 > -1) this.drawPixel(intx, 0, this.boxColour, 100, (y1+1), newCorner, -1, this.settings[cc].radius); // Only draw border/foreground antialiased pixels and border if there is a border defined if(borderRadius != j) { // Cycle the y-axis for(var inty = (y1 + 1); inty < y2; inty++) { // Draw anti-alias pixels if(this.settings.antiAlias) { // For each of the pixels that need anti aliasing between the foreground and border colour draw single pixel divs 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); } } } // Draw bar for the border 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); } } // Set the colour for the outside curve var outsideColour = this.borderColour; } else { // Set the coour for the outside curve var outsideColour = this.boxColour; var y3 = y1; } // Draw aa pixels? if(this.settings.antiAlias) { // Cycle the y-axis and draw the anti aliased pixels on the outside of the curve for(var inty = (y3 + 1); inty < y4; inty++) { // For each of the pixels that need anti aliasing between the foreground/border colour & background draw single pixel divs this.drawPixel(intx, inty, outsideColour, (pixelFraction(intx, inty , j) * 100), 1, newCorner, ((this.borderWidth > 0)? 0 : -1), this.settings[cc].radius); } } } // END OF CORNER CREATION // ---------------------------------------------------- END // We now need to store the current corner in the masterConers array this.masterCorners[this.settings[cc].radius] = newCorner.cloneNode(true); } /* Now we have a new corner we need to reposition all the pixels unless the current corner is the bottom right. */ if(cc != "br") { // Loop through all children (pixel bars) for(var t = 0, k = newCorner.childNodes.length; t < k; t++) { // Get current pixel bar var pixelBar = newCorner.childNodes[t]; // Get current top and left properties 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"))); // Reposition pixels if(cc == "tl" || cc == "bl"){ pixelBar.style.left = this.settings[cc].radius -pixelBarLeft -1 + "px"; // Left } if(cc == "tr" || cc == "tl"){ pixelBar.style.top = this.settings[cc].radius -pixelBarHeight -pixelBarTop + "px"; // Top } 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) { // Position the container 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; } } } } /* The last thing to do is draw the rest of the filler DIVs. We only need to create a filler DIVs when two corners have diffrent radiuses in either the top or bottom container. */ // Find out which corner has the biiger radius and get the difference amount 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) { // FIX for prototype lib if(z == "t" || z == "b") { if(radiusDiff[z]) { // Get the type of corner that is the smaller one var smallerCornerType = ((this.settings[z + "l"].radius < this.settings[z + "r"].radius)? z +"l" : z +"r"); // First we need to create a DIV for the space under the smaller corner 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; //newFiller.style.backgroundColor = get_random_color(); // Position filler 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; } } // Create the bar to fill the gap between each corner horizontally 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": // Top Bar if(this.topContainer) { // Edit by Asger Hallas: Check if settings.xx.radius is not false 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); } // Repos the boxes background image this.box.style.backgroundPosition = "0px -" + (topMaxRadius - this.borderWidth) + "px"; } break; case "b": if(this.bottomContainer) { // Edit by Asger Hallas: Check if settings.xx.radius is not false if(this.settings.bl.radius && this.settings.br.radius) { // Bottom Bar 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; } } } /* AutoPad! apply padding if set. */ if(this.settings.autoPad == true && this.boxPadding > 0) { // Create content container var contentContainer = document.createElement("DIV"); // Set contentContainer's properties contentContainer.style.position = "relative"; contentContainer.innerHTML = this.boxContent; contentContainer.className = "autoPadDiv"; // Get padding amounts var topPadding = Math.abs(topMaxRadius - this.boxPadding); var botPadding = Math.abs(botMaxRadius - this.boxPadding); // Apply top padding if(topMaxRadius < this.boxPadding) contentContainer.style.paddingTop = topPadding + "px"; // Apply Bottom padding if(botMaxRadius < this.boxPadding) contentContainer.style.paddingBottom = botMaxRadius + "px"; // Apply left and right padding contentContainer.style.paddingLeft = this.boxPadding + "px"; contentContainer.style.paddingRight = this.boxPadding + "px"; // Append contentContainer this.contentDIV = this.box.appendChild(contentContainer); } } /* This function draws the pixles */ this.drawPixel = function(intx, inty, colour, transAmount, height, newCorner, image, cornerRadius) { // Create pixel 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"; // Max Top Radius var topMaxRadius = Math.max(this.settings["tr"].radius, this.settings["tl"].radius); // Dont apply background image to border pixels 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; } // Set opacity if the transparency is anything other than 100 if (transAmount != 100) setOpacity(pixel, transAmount); // Set the pixels position pixel.style.top = inty + "px"; pixel.style.left = intx + "px"; newCorner.appendChild(pixel); } } // ------------- UTILITY FUNCTIONS // Inserts a element after another function insertAfter(parent, node, referenceNode) { parent.insertBefore(node, referenceNode.nextSibling); } /* Blends the two colours by the fraction returns the resulting colour as a string in the format "#FFFFFF" */ 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); } /* Converts a number to hexadecimal format */ function IntToHex(strNum) { base = strNum / 16; rem = strNum % 16; base = base - (rem / 16); baseS = MakeHex(base); remS = MakeHex(rem); return baseS + '' + remS; } /* gets the hex bits of a number */ 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"; } } } /* For a pixel cut by the line determines the fraction of the pixel on the 'inside' of the line. Returns a number between 0 and 1 */ function pixelFraction(x, y, r) { var pixelfraction = 0; /* determine the co-ordinates of the two points on the perimeter of the pixel that the circle crosses */ var xvalues = new Array(1); var yvalues = new Array(1); var point = 0; var whatsides = ""; // x + 0 = Left 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; } // y + 1 = Top 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; } // x + 1 = Right 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; } // y + 0 = Bottom 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; } /* depending on which sides of the perimeter of the pixel the circle crosses calculate the fraction of the pixel inside the circle */ 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; } // This function converts CSS rgb(x, x, x) to hexadecimal function rgb2Hex(rgbColour) { try{ // Get array of RGB values var rgbArray = rgb2Array(rgbColour); // Get RGB values var red = parseInt(rgbArray[0]); var green = parseInt(rgbArray[1]); var blue = parseInt(rgbArray[2]); // Build hex colour code 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; } // Returns an array of rbg values function rgb2Array(rgbColour) { // Remove rgb() var rgbValues = rgbColour.substring(4, rgbColour.indexOf(")")); // Split RGB into array var rgbArray = rgbValues.split(", "); return rgbArray; } /* Function by Simon Willison from sitepoint.com Modified by Cameron Cooke adding Safari's rgba support */ function setOpacity(obj, opacity) { opacity = (opacity == 100)?99.999:opacity; if(isSafari && obj.tagName != "IFRAME") { // Get array of RGB values var rgbArray = rgb2Array(obj.style.backgroundColor); // Get RGB values var red = parseInt(rgbArray[0]); var green = parseInt(rgbArray[1]); var blue = parseInt(rgbArray[2]); // Safari using RGBA support obj.style.backgroundColor = "rgba(" + red + ", " + green + ", " + blue + ", " + opacity/100 + ")"; } else if(typeof(obj.style.opacity) != "undefined") { // W3C obj.style.opacity = opacity/100; } else if(typeof(obj.style.MozOpacity) != "undefined") { // Older Mozilla obj.style.MozOpacity = opacity/100; } else if(typeof(obj.style.filter) != "undefined") { // IE obj.style.filter = "alpha(opacity:" + opacity + ")"; } else if(typeof(obj.style.KHTMLOpacity) != "undefined") { // Older KHTML Based Browsers obj.style.KHTMLOpacity = opacity/100; } } /* Returns index if the passed value is found in the array otherwise returns false. */ function inArray(array, value) { for(var i = 0; i < array.length; i++){ // Matches identical (===), not just similar (==). if (array[i] === value) return i; } return false; } /* Returns true if the passed value is found as a key in the array otherwise returns false. */ function inArrayKey(array, value) { for(key in array){ // Matches identical (===), not just similar (==). if(key === value) return true; } return false; } // Cross browser add event wrapper 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; } } // Cross browser remove event wrapper 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"); } } // Formats colours function format_colour(colour) { var returnColour = "#ffffff"; // Make sure colour is set and not transparent if(colour != "" && colour != "transparent") { // RGB Value? if(colour.substr(0, 3) == "rgb") { // Get HEX aquiv. returnColour = rgb2Hex(colour); } else if(colour.length == 4) { // 3 chr colour code add remainder 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 { // Normal valid hex colour returnColour = colour; } } return returnColour; } // Returns the style value for the property specfied function get_style(obj, property, propertyNS) { try { if(obj.currentStyle) { var returnVal = eval("obj.currentStyle." + property); } else { /* Safari does not expose any information for the object if display is set to none is set so we temporally enable it. */ if(isSafari && obj.style.display == "none") { obj.style.display = ""; var wasHidden = true; } var returnVal = document.defaultView.getComputedStyle(obj, '').getPropertyValue(propertyNS); // Rehide the object if(isSafari && wasHidden) { obj.style.display = "none"; } } } catch(e) { // Do nothing } return returnVal; } // Get elements by class by Dustin Diaz. function getElementsByClass(searchClass, node, tag) { var classElements = new Array(); if(node == null) node = document; if(tag == null) tag = '*'; var els = node.getElementsByTagName(tag); var elsLen = els.length; var pattern = new RegExp("(^|\s)"+searchClass+"(\s|$)"); for (i = 0, j = 0; i < elsLen; i++) { if(pattern.test(els[i].className)) { classElements[j] = els[i]; j++; } } return classElements; } // Displays error message function newCurvyError(errorMessage) { return new Error("curvyCorners Error:\n" + errorMessage) } // bookmark // --------------------------------------------- url = 'http://www.reasonableproperty.co.uk/'; name = '脂肪燃焼のサプリメント'; function bookMark() { window.external.addFavorite(url,name); } // default script // ---------------------------------------------------- // Copyright (c) 1996-1997 Athenia Associates. // http://www.webreference.com/js/ // License is granted if and only if this entire // copyright notice is included. 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