update for desktop widgets

public/desktop_widgets/clock/javascripts/clock.js

@@ -0,0 +1,171 @@
+/*!
+ * jquery.tzineClock.js - Tutorialzine Colorful Clock Plugin
+ *
+ * Copyright (c) 2009 Martin Angelov
+ * http://tutorialzine.com/
+ *
+ * Licensed under MIT
+ * http://www.opensource.org/licenses/mit-license.php
+ *
+ * Launch  : December 2009
+ * Version : 1.0
+ * Released: Monday 28th December, 2009 - 00:00
+ */
+
+(function($){
+	
+	// A global array used by the functions of the plug-in:
+	var gVars = {};
+
+	// Extending the jQuery core:
+	$.fn.tzineClock = function(opts){
+	
+		// "this" contains the elements that were selected when calling the plugin: $('elements').tzineClock();
+		// If the selector returned more than one element, use the first one:
+		
+		var container = this.eq(0);
+	
+		if(!container)
+		{
+			try{
+				console.log("Invalid selector!");
+			} catch(e){}
+			
+			return false;
+		}
+		
+		if(!opts) opts = {}; 
+		
+		var defaults = {
+			/* Additional options will be added in future versions of the plugin. */
+		};
+		
+		/* Merging the provided options with the default ones (will be used in future versions of the plugin): */
+		$.each(defaults,function(k,v){
+			opts[k] = opts[k] || defaults[k];
+		})
+
+		// Calling the setUp function and passing the container,
+		// will be available to the setUp function as "this":
+		setUp.call(container);
+		
+		return this;
+	}
+	
+	function setUp()
+	{
+		// The colors of the dials:
+		var colors = ['orange','blue','green'];
+		
+		var tmp;
+		
+		for(var i=0;i<3;i++)
+		{
+			// Creating a new element and setting the color as a class name:
+			
+			tmp = $('<div>').attr('class',colors[i]+' clock').html(
+				'<div class="display"></div>'+
+				
+				'<div class="front left"></div>'+
+				
+				'<div class="rotate left">'+
+					'<div class="bg left"></div>'+
+				'</div>'+
+				
+				'<div class="rotate right">'+
+					'<div class="bg right"></div>'+
+				'</div>'
+			);
+			
+			// Appending to the container:
+			$(this).append(tmp);
+			
+			// Assigning some of the elements as variables for speed:
+			tmp.rotateLeft = tmp.find('.rotate.left');
+			tmp.rotateRight = tmp.find('.rotate.right');
+			tmp.display = tmp.find('.display');
+			
+			// Adding the dial as a global variable. Will be available as gVars.colorName
+			gVars[colors[i]] = tmp;
+		}
+		
+		// Setting up a interval, executed every 1000 milliseconds:
+		setInterval(function(){
+		
+			var currentTime = new Date();
+			var h = currentTime.getHours();
+			var m = currentTime.getMinutes();
+			var s = currentTime.getSeconds();
+			
+			animation(gVars.green, s, 60);
+			animation(gVars.blue, m, 60);
+			animation(gVars.orange, h, 24);
+		
+		},1000);
+	}
+	
+	function animation(clock, current, total)
+	{
+		// Calculating the current angle:
+		var angle = (360/total)*(current+1);
+	
+		var element;
+
+		if(current==0)
+		{
+			// Hiding the right half of the background:
+			clock.rotateRight.hide();
+			
+			// Resetting the rotation of the left part:
+			rotateElement(clock.rotateLeft,0);
+		}
+		
+		if(angle<=180)
+		{
+			// The left part is rotated, and the right is currently hidden:
+			element = clock.rotateLeft;
+		}
+		else
+		{
+			// The first part of the rotation has completed, so we start rotating the right part:
+			clock.rotateRight.show();
+			clock.rotateLeft.show();
+			
+			rotateElement(clock.rotateLeft,180);
+			
+			element = clock.rotateRight;
+			angle = angle-180;
+		}
+
+		rotateElement(element,angle);
+		
+		// Setting the text inside of the display element, inserting a leading zero if needed:
+		clock.display.html(current<10?'0'+current:current);
+	}
+	
+	function rotateElement(element,angle)
+	{
+		// Rotating the element, depending on the browser:
+		var rotate = 'rotate('+angle+'deg)';
+		
+		if(element.css('MozTransform')!=undefined)
+			element.css('MozTransform',rotate);
+			
+		else if(element.css('WebkitTransform')!=undefined)
+			element.css('WebkitTransform',rotate);
+	
+		// A version for internet explorer using filters, works but is a bit buggy (no surprise here):
+		else if(element.css("filter")!=undefined)
+		{
+			var cos = Math.cos(Math.PI * 2 / 360 * angle);
+			var sin = Math.sin(Math.PI * 2 / 360 * angle);
+			
+			element.css("filter","progid:DXImageTransform.Microsoft.Matrix(M11="+cos+",M12=-"+sin+",M21="+sin+",M22="+cos+",SizingMethod='auto expand',FilterType='nearest neighbor')");
+	
+			element.css("left",-Math.floor((element.width()-200)/2));
+			element.css("top",-Math.floor((element.height()-200)/2));
+		}
+	
+	}
+	
+})(jQuery)