rounded_corners_lite.inc.js.tmp
来自「PHP 知识管理系统(基于树结构的知识管理系统), 英文原版的PHP源码。」· TMP 代码 · 共 286 行 · 第 1/2 页
TMP
286 行
/**************************************************************** * * * 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 * * * ****************************************************************/ 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; elsevar 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; elsenewCorner.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; elsevar y1 = (Math.floor(Math.sqrt(Math.pow(borderRadius, 2) - Math.pow((intx+1), 2))) - 1); if(borderRadius != j){ if((intx) >= borderRadius)var y2 = -1; elsevar y2 = Math.ceil(Math.sqrt(Math.pow(borderRadius,2) - Math.pow(intx, 2))); if((intx+1) >= j)var y3 = -1; elsevar y3 = (Math.floor(Math.sqrt(Math.pow(j ,2) - Math.pow((intx+1), 2))) - 1);}if((intx) >= j)var y4 = -1; elsevar 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":
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