Improve output: distinguish between failed assertions (failures) and unexpected exceptions (errors), and print a filtered stack trace for any exception.

webapp/web/src/widget/AnimatedPng.js

@@ -0,0 +1,83 @@
+/*
+	Copyright (c) 2004-2006, The Dojo Foundation
+	All Rights Reserved.
+
+	Licensed under the Academic Free License version 2.1 or above OR the
+	modified BSD license. For more information on Dojo licensing, see:
+
+		http://dojotoolkit.org/community/licensing.shtml
+*/
+
+dojo.provide("dojo.widget.AnimatedPng");
+dojo.provide("dojo.widget.html.AnimatedPng");
+
+dojo.require("dojo.widget.*");
+dojo.require("dojo.widget.HtmlWidget");
+
+
+dojo.widget.defineWidget(
+	"dojo.widget.html.AnimatedPng",
+	dojo.widget.HtmlWidget,
+	{
+
+		widgetType: "AnimatedPng",
+		isContainer: false,
+
+		domNode: null,
+		width: 0,
+		height: 0,
+		aniSrc: '',
+		interval: 100,
+
+		cellWidth: 0,
+		cellHeight: 0,
+		aniCols: 1,
+		aniRows: 1,
+		aniCells: 1,
+
+		blankSrc: dojo.uri.dojoUri("src/widget/templates/images/blank.gif"),
+
+		templateString: '<img class="dojoAnimatedPng" />',
+
+		postCreate: function(){
+			this.cellWidth = this.width;
+			this.cellHeight = this.height;
+
+			var img = new Image();
+			var self = this;
+
+			img.onload = function(){ self.initAni(img.width, img.height); };
+			img.src = this.aniSrc;
+		},
+
+		initAni: function(w, h){
+
+			this.domNode.src = this.blankSrc;
+			this.domNode.width = this.cellWidth;
+			this.domNode.height = this.cellHeight;
+			this.domNode.style.backgroundImage = 'url('+this.aniSrc+')';
+			this.domNode.style.backgroundRepeat = 'no-repeat';
+
+			this.aniCols = Math.floor(w/this.cellWidth);
+			this.aniRows = Math.floor(h/this.cellHeight);
+			this.aniCells = this.aniCols * this.aniRows;
+			this.aniFrame = 0;
+
+			window.setInterval(dojo.lang.hitch(this, 'tick'), this.interval);
+		},
+
+		tick: function(){
+
+			this.aniFrame++;
+			if (this.aniFrame == this.aniCells) this.aniFrame = 0;
+
+			var col = this.aniFrame % this.aniCols;
+			var row = Math.floor(this.aniFrame / this.aniCols);
+
+			var bx = -1 * col * this.cellWidth;
+			var by = -1 * row * this.cellHeight;
+
+			this.domNode.style.backgroundPosition = bx+'px '+by+'px';
+		}
+	}
+);