Mercurial > hg > chronicle
comparison themes/blog.steve.org.uk/rounded_corners.inc.js @ 130:3f03362025b0
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author | Steve Kemp <steve@steve.org.uk> |
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date | Thu, 20 Dec 2007 11:51:25 +0000 |
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129:613ad3447729 | 130:3f03362025b0 |
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1 | |
2 /**************************************************************** | |
3 * * | |
4 * curvyCorners * | |
5 * ------------ * | |
6 * * | |
7 * This script generates rounded corners for your divs. * | |
8 * * | |
9 * Version 1.2.7 * | |
10 * Copyright (c) 2006 Cameron Cooke * | |
11 * By: Cameron Cooke and Tim Hutchison. * | |
12 * * | |
13 * * | |
14 * Website: http://www.curvycorners.net * | |
15 * Email: info@totalinfinity.com * | |
16 * Forum: http://www.curvycorners.net/forum/ * | |
17 * * | |
18 * * | |
19 * This library is free software; you can redistribute * | |
20 * it and/or modify it under the terms of the GNU * | |
21 * Lesser General Public License as published by the * | |
22 * Free Software Foundation; either version 2.1 of the * | |
23 * License, or (at your option) any later version. * | |
24 * * | |
25 * This library is distributed in the hope that it will * | |
26 * be useful, but WITHOUT ANY WARRANTY; without even the * | |
27 * implied warranty of MERCHANTABILITY or FITNESS FOR A * | |
28 * PARTICULAR PURPOSE. See the GNU Lesser General Public * | |
29 * License for more details. * | |
30 * * | |
31 * You should have received a copy of the GNU Lesser * | |
32 * General Public License along with this library; * | |
33 * Inc., 59 Temple Place, Suite 330, Boston, * | |
34 * MA 02111-1307 USA * | |
35 * * | |
36 ****************************************************************/ | |
37 | |
38 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() | |
39 { 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") | |
40 { var startIndex = 0; var boxCol = getElementsByClass(arguments[1]);} | |
41 else | |
42 { var startIndex = 1; var boxCol = arguments;} | |
43 var curvyCornersCol = new Array(); for(var i = startIndex, j = boxCol.length; i < j; i++) | |
44 { if(boxCol[i].tagName.toLowerCase() == "div") | |
45 { curvyCornersCol[curvyCornersCol.length] = new curvyObject(arguments[0], boxCol[i]);} | |
46 } | |
47 this.objects = curvyCornersCol; this.applyCornersToAll = function() | |
48 { for(var x = 0, k = this.objects.length; x < k; x++) | |
49 { this.objects[x].applyCorners();} | |
50 } | |
51 } | |
52 function curvyObject() | |
53 { 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) | |
54 this.box.innerHTML = ""; this.applyCorners = function() | |
55 { for(var t = 0; t < 2; t++) | |
56 { switch(t) | |
57 { case 0: | |
58 if(this.settings.tl || this.settings.tr) | |
59 { 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);} | |
60 break; case 1: | |
61 if(this.settings.bl || this.settings.br) | |
62 { 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);} | |
63 break;} | |
64 } | |
65 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) | |
66 { var cc = corners[i]; if(!this.settings[cc]) | |
67 { if(((cc == "tr" || cc == "tl") && this.topContainer != null) || ((cc == "br" || cc == "bl") && this.bottomContainer != null)) | |
68 { var newCorner = document.createElement("DIV"); newCorner.style.position = "relative"; newCorner.style.fontSize = "1px"; newCorner.style.overflow = "hidden"; if(this.backgroundImage == "") | |
69 newCorner.style.backgroundColor = this.boxColour; else | |
70 newCorner.style.backgroundImage = this.backgroundImage; switch(cc) | |
71 { case "tl": | |
72 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": | |
73 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": | |
74 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": | |
75 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" | |
76 newCorner.style.backgroundPosition = "-" + (botMaxRadius + this.borderWidth) + "px -" + (this.boxHeight + (botMaxRadius + this.borderWidth)) + "px"; break;} | |
77 } | |
78 } | |
79 else | |
80 { if(this.masterCorners[this.settings[cc].radius]) | |
81 { var newCorner = this.masterCorners[this.settings[cc].radius].cloneNode(true);} | |
82 else | |
83 { 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++) | |
84 { if((intx +1) >= borderRadius) | |
85 var y1 = -1; else | |
86 var y1 = (Math.floor(Math.sqrt(Math.pow(borderRadius, 2) - Math.pow((intx+1), 2))) - 1); if(borderRadius != j) | |
87 { if((intx) >= borderRadius) | |
88 var y2 = -1; else | |
89 var y2 = Math.ceil(Math.sqrt(Math.pow(borderRadius,2) - Math.pow(intx, 2))); if((intx+1) >= j) | |
90 var y3 = -1; else | |
91 var y3 = (Math.floor(Math.sqrt(Math.pow(j ,2) - Math.pow((intx+1), 2))) - 1);} | |
92 if((intx) >= j) | |
93 var y4 = -1; else | |
94 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) | |
95 { for(var inty = (y1 + 1); inty < y2; inty++) | |
96 { if(this.settings.antiAlias) | |
97 { if(this.backgroundImage != "") | |
98 { var borderFract = (pixelFraction(intx, inty, borderRadius) * 100); if(borderFract < 30) | |
99 { this.drawPixel(intx, inty, this.borderColour, 100, 1, newCorner, 0, this.settings[cc].radius);} | |
100 else | |
101 { this.drawPixel(intx, inty, this.borderColour, 100, 1, newCorner, -1, this.settings[cc].radius);} | |
102 } | |
103 else | |
104 { 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);} | |
105 } | |
106 } | |
107 if(this.settings.antiAlias) | |
108 { if(y3 >= y2) | |
109 { if (y2 == -1) y2 = 0; this.drawPixel(intx, y2, this.borderColour, 100, (y3 - y2 + 1), newCorner, 0, 0);} | |
110 } | |
111 else | |
112 { if(y3 >= y1) | |
113 { this.drawPixel(intx, (y1 + 1), this.borderColour, 100, (y3 - y1), newCorner, 0, 0);} | |
114 } | |
115 var outsideColour = this.borderColour;} | |
116 else | |
117 { var outsideColour = this.boxColour; var y3 = y1;} | |
118 if(this.settings.antiAlias) | |
119 { for(var inty = (y3 + 1); inty < y4; inty++) | |
120 { this.drawPixel(intx, inty, outsideColour, (pixelFraction(intx, inty , j) * 100), 1, newCorner, ((this.borderWidth > 0)? 0 : -1), this.settings[cc].radius);} | |
121 } | |
122 } | |
123 this.masterCorners[this.settings[cc].radius] = newCorner.cloneNode(true);} | |
124 if(cc != "br") | |
125 { for(var t = 0, k = newCorner.childNodes.length; t < k; t++) | |
126 { 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";} | |
127 if(cc == "tr" || cc == "tl"){ pixelBar.style.top = this.settings[cc].radius -pixelBarHeight -pixelBarTop + "px";} | |
128 switch(cc) | |
129 { case "tr": | |
130 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": | |
131 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": | |
132 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;} | |
133 } | |
134 } | |
135 } | |
136 if(newCorner) | |
137 { switch(cc) | |
138 { case "tl": | |
139 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": | |
140 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": | |
141 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": | |
142 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;} | |
143 } | |
144 } | |
145 var radiusDiff = new Array(); radiusDiff["t"] = Math.abs(this.settings.tl.radius - this.settings.tr.radius) | |
146 radiusDiff["b"] = Math.abs(this.settings.bl.radius - this.settings.br.radius); for(z in radiusDiff) | |
147 { if(radiusDiff[z]) | |
148 { 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" | |
149 newFiller.style.position = "absolute"; newFiller.style.fontSize = "1px"; newFiller.style.overflow = "hidden"; newFiller.style.backgroundColor = this.boxColour; switch(smallerCornerType) | |
150 { case "tl": | |
151 newFiller.style.bottom = "0px"; newFiller.style.left = "0px"; newFiller.style.borderLeft = this.borderString; this.topContainer.appendChild(newFiller); break; case "tr": | |
152 newFiller.style.bottom = "0px"; newFiller.style.right = "0px"; newFiller.style.borderRight = this.borderString; this.topContainer.appendChild(newFiller); break; case "bl": | |
153 newFiller.style.top = "0px"; newFiller.style.left = "0px"; newFiller.style.borderLeft = this.borderString; this.bottomContainer.appendChild(newFiller); break; case "br": | |
154 newFiller.style.top = "0px"; newFiller.style.right = "0px"; newFiller.style.borderRight = this.borderString; this.bottomContainer.appendChild(newFiller); break;} | |
155 } | |
156 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) | |
157 { case "t": | |
158 if(this.topContainer) | |
159 { if(this.settings.tl.radius && this.settings.tr.radius) | |
160 { 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 != "") | |
161 newFillerBar.style.backgroundPosition = "-" + (topMaxRadius + this.borderWidth) + "px 0px"; this.topContainer.appendChild(newFillerBar);} | |
162 this.box.style.backgroundPosition = "0px -" + (topMaxRadius - this.borderWidth) + "px";} | |
163 break; case "b": | |
164 if(this.bottomContainer) | |
165 { if(this.settings.bl.radius && this.settings.br.radius) | |
166 { 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 != "") | |
167 newFillerBar.style.backgroundPosition = "-" + (botMaxRadius + this.borderWidth) + "px -" + (this.boxHeight + (topMaxRadius + this.borderWidth)) + "px"; this.bottomContainer.appendChild(newFillerBar);} | |
168 } | |
169 break;} | |
170 } | |
171 if(this.settings.autoPad == true && this.boxPadding > 0) | |
172 { 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) | |
173 contentContainer.style.paddingTop = topPadding + "px"; if(botMaxRadius < this.boxPadding) | |
174 contentContainer.style.paddingBottom = botMaxRadius + "px"; contentContainer.style.paddingLeft = this.boxPadding + "px"; contentContainer.style.paddingRight = this.boxPadding + "px"; this.contentDIV = this.box.appendChild(contentContainer);} | |
175 } | |
176 this.drawPixel = function(intx, inty, colour, transAmount, height, newCorner, image, cornerRadius) | |
177 { 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 != "") | |
178 { pixel.style.backgroundImage = this.backgroundImage; pixel.style.backgroundPosition = "-" + (this.boxWidth - (cornerRadius - intx) + this.borderWidth) + "px -" + ((this.boxHeight + topMaxRadius + inty) -this.borderWidth) + "px";} | |
179 else | |
180 { pixel.style.backgroundColor = colour;} | |
181 if (transAmount != 100) | |
182 setOpacity(pixel, transAmount); pixel.style.top = inty + "px"; pixel.style.left = intx + "px"; newCorner.appendChild(pixel);} | |
183 } | |
184 function insertAfter(parent, node, referenceNode) | |
185 { parent.insertBefore(node, referenceNode.nextSibling);} | |
186 function BlendColour(Col1, Col2, Col1Fraction) | |
187 { 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);} | |
188 function IntToHex(strNum) | |
189 { base = strNum / 16; rem = strNum % 16; base = base - (rem / 16); baseS = MakeHex(base); remS = MakeHex(rem); return baseS + '' + remS;} | |
190 function MakeHex(x) | |
191 { if((x >= 0) && (x <= 9)) | |
192 { return x;} | |
193 else | |
194 { switch(x) | |
195 { case 10: return "A"; case 11: return "B"; case 12: return "C"; case 13: return "D"; case 14: return "E"; case 15: return "F";} | |
196 } | |
197 } | |
198 function pixelFraction(x, y, r) | |
199 { 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))) | |
200 { whatsides = "Left"; xvalues[point] = 0; yvalues[point] = intersect - y; point = point + 1;} | |
201 var intersect = Math.sqrt((Math.pow(r,2) - Math.pow(y+1,2))); if ((intersect >= x) && (intersect < (x+1))) | |
202 { whatsides = whatsides + "Top"; xvalues[point] = intersect - x; yvalues[point] = 1; point = point + 1;} | |
203 var intersect = Math.sqrt((Math.pow(r,2) - Math.pow(x+1,2))); if ((intersect >= y) && (intersect < (y+1))) | |
204 { whatsides = whatsides + "Right"; xvalues[point] = 1; yvalues[point] = intersect - y; point = point + 1;} | |
205 var intersect = Math.sqrt((Math.pow(r,2) - Math.pow(y,2))); if ((intersect >= x) && (intersect < (x+1))) | |
206 { whatsides = whatsides + "Bottom"; xvalues[point] = intersect - x; yvalues[point] = 0;} | |
207 switch (whatsides) | |
208 { case "LeftRight": | |
209 pixelfraction = Math.min(yvalues[0],yvalues[1]) + ((Math.max(yvalues[0],yvalues[1]) - Math.min(yvalues[0],yvalues[1]))/2); break; case "TopRight": | |
210 pixelfraction = 1-(((1-xvalues[0])*(1-yvalues[1]))/2); break; case "TopBottom": | |
211 pixelfraction = Math.min(xvalues[0],xvalues[1]) + ((Math.max(xvalues[0],xvalues[1]) - Math.min(xvalues[0],xvalues[1]))/2); break; case "LeftBottom": | |
212 pixelfraction = (yvalues[0]*xvalues[1])/2; break; default: | |
213 pixelfraction = 1;} | |
214 return pixelfraction;} | |
215 function rgb2Hex(rgbColour) | |
216 { 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);} | |
217 catch(e){ alert("There was an error converting the RGB value to Hexadecimal in function rgb2Hex");} | |
218 return hexColour;} | |
219 function rgb2Array(rgbColour) | |
220 { var rgbValues = rgbColour.substring(4, rgbColour.indexOf(")")); var rgbArray = rgbValues.split(", "); return rgbArray;} | |
221 function setOpacity(obj, opacity) | |
222 { opacity = (opacity == 100)?99.999:opacity; if(isSafari && obj.tagName != "IFRAME") | |
223 { 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 + ")";} | |
224 else if(typeof(obj.style.opacity) != "undefined") | |
225 { obj.style.opacity = opacity/100;} | |
226 else if(typeof(obj.style.MozOpacity) != "undefined") | |
227 { obj.style.MozOpacity = opacity/100;} | |
228 else if(typeof(obj.style.filter) != "undefined") | |
229 { obj.style.filter = "alpha(opacity:" + opacity + ")";} | |
230 else if(typeof(obj.style.KHTMLOpacity) != "undefined") | |
231 { obj.style.KHTMLOpacity = opacity/100;} | |
232 } | |
233 function inArray(array, value) | |
234 { for(var i = 0; i < array.length; i++){ if (array[i] === value) return i;} | |
235 return false;} | |
236 function inArrayKey(array, value) | |
237 { for(key in array){ if(key === value) return true;} | |
238 return false;} | |
239 function addEvent(elm, evType, fn, useCapture) { if (elm.addEventListener) { elm.addEventListener(evType, fn, useCapture); return true;} | |
240 else if (elm.attachEvent) { var r = elm.attachEvent('on' + evType, fn); return r;} | |
241 else { elm['on' + evType] = fn;} | |
242 } | |
243 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");} | |
244 } | |
245 function format_colour(colour) | |
246 { var returnColour = "#ffffff"; if(colour != "" && colour != "transparent") | |
247 { if(colour.substr(0, 3) == "rgb") | |
248 { returnColour = rgb2Hex(colour);} | |
249 else if(colour.length == 4) | |
250 { 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);} | |
251 else | |
252 { returnColour = colour;} | |
253 } | |
254 return returnColour;} | |
255 function get_style(obj, property, propertyNS) | |
256 { try | |
257 { if(obj.currentStyle) | |
258 { var returnVal = eval("obj.currentStyle." + property);} | |
259 else | |
260 { if(isSafari && obj.style.display == "none") | |
261 { obj.style.display = ""; var wasHidden = true;} | |
262 var returnVal = document.defaultView.getComputedStyle(obj, '').getPropertyValue(propertyNS); if(isSafari && wasHidden) | |
263 { obj.style.display = "none";} | |
264 } | |
265 } | |
266 catch(e) | |
267 { } | |
268 return returnVal;} | |
269 function getElementsByClass(searchClass, node, tag) | |
270 { var classElements = new Array(); if(node == null) | |
271 node = document; if(tag == null) | |
272 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++) | |
273 { if(pattern.test(els[i].className)) | |
274 { classElements[j] = els[i]; j++;} | |
275 } | |
276 return classElements;} | |
277 function newCurvyError(errorMessage) | |
278 { return new Error("curvyCorners Error:\n" + errorMessage) | |
279 } |