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alexandre_ |
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/*
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Copyright (c) 2004-2006, The Dojo Foundation
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All Rights Reserved.
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Licensed under the Academic Free License version 2.1 or above OR the
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modified BSD license. For more information on Dojo licensing, see:
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http://dojotoolkit.org/community/licensing.shtml
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*/
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dojo.provide("dojo.lfx.shadow");
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dojo.require("dojo.lang.common");
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dojo.require("dojo.uri.Uri");
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dojo.lfx.shadow = function (node) {
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this.shadowPng = dojo.uri.moduleUri("dojo.html", "images/shadow");
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this.shadowThickness = 8;
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this.shadowOffset = 15;
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this.init(node);
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};
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dojo.extend(dojo.lfx.shadow, {init:function (node) {
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this.node = node;
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this.pieces = {};
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var x1 = -1 * this.shadowThickness;
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var y0 = this.shadowOffset;
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var y1 = this.shadowOffset + this.shadowThickness;
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this._makePiece("tl", "top", y0, "left", x1);
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this._makePiece("l", "top", y1, "left", x1, "scale");
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this._makePiece("tr", "top", y0, "left", 0);
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this._makePiece("r", "top", y1, "left", 0, "scale");
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this._makePiece("bl", "top", 0, "left", x1);
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this._makePiece("b", "top", 0, "left", 0, "crop");
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this._makePiece("br", "top", 0, "left", 0);
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}, _makePiece:function (name, vertAttach, vertCoord, horzAttach, horzCoord, sizing) {
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var img;
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var url = this.shadowPng + name.toUpperCase() + ".png";
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if (dojo.render.html.ie55 || dojo.render.html.ie60) {
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img = dojo.doc().createElement("div");
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img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + url + "'" + (sizing ? ", sizingMethod='" + sizing + "'" : "") + ")";
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} else {
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img = dojo.doc().createElement("img");
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img.src = url;
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}
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img.style.position = "absolute";
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img.style[vertAttach] = vertCoord + "px";
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img.style[horzAttach] = horzCoord + "px";
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img.style.width = this.shadowThickness + "px";
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img.style.height = this.shadowThickness + "px";
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this.pieces[name] = img;
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this.node.appendChild(img);
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}, size:function (width, height) {
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var sideHeight = height - (this.shadowOffset + this.shadowThickness + 1);
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if (sideHeight < 0) {
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sideHeight = 0;
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}
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if (height < 1) {
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height = 1;
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}
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if (width < 1) {
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width = 1;
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}
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with (this.pieces) {
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l.style.height = sideHeight + "px";
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r.style.height = sideHeight + "px";
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b.style.width = (width - 1) + "px";
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bl.style.top = (height - 1) + "px";
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b.style.top = (height - 1) + "px";
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br.style.top = (height - 1) + "px";
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tr.style.left = (width - 1) + "px";
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r.style.left = (width - 1) + "px";
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br.style.left = (width - 1) + "px";
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}
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}});
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