Annotation of /contrib/plugins/grade/report/visual/flare_visualization/flare_visualization.as

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Revision 1.5 - (view) (download)

1 :	dservos	1.2	///////////////////////////////////////////////////////////////////////////
2 :			// //
3 :			// NOTICE OF COPYRIGHT //
4 :			// //
5 :			// Moodle - Modular Object-Oriented Dynamic Learning Environment //
6 :			// http://moodle.org //
7 :			// //
8 :			// Copyright (C) 1999 onwards Martin Dougiamas http://moodle.com //
9 :			// //
10 :			// This program is free software; you can redistribute it and/or modify //
11 :			// it under the terms of the GNU General Public License as published by //
12 :			// the Free Software Foundation; either version 2 of the License, or //
13 :			// (at your option) any later version. //
14 :			// //
15 :			// This program is distributed in the hope that it will be useful, //
16 :			// but WITHOUT ANY WARRANTY; without even the implied warranty of //
17 :			// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
18 :			// GNU General Public License for more details: //
19 :			// //
20 :			// http://www.gnu.org/copyleft/gpl.html //
21 :			// //
22 :			///////////////////////////////////////////////////////////////////////////
23 :
24 :			/**
25 :			* This is the flex with flare based visualizer for the Moodle 2.x visual
26 :			* grade book plug-in. This should load the grade book data for a given
27 :			* visualization from the report/visual plug-in based on a set of flashvars
28 :			* passed to it from Moodle and display a visual repersenation.
29 :			*/
30 :	dservos	1.1	package {
31 :	dservos	1.2	//Flare imports
32 :	dservos	1.1	import flare.animate.Transitioner;
33 :			import flare.data.DataSet;
34 :			import flare.data.DataSource;
35 :			import flare.display.TextSprite;
36 :			import flare.vis.Visualization;
37 :			import flare.vis.controls.HoverControl;
38 :			import flare.vis.data.Data;
39 :			import flare.vis.data.DataSprite;
40 :	dservos	1.4	import flare.vis.data.EdgeSprite;
41 :			import flare.vis.data.NodeSprite;
42 :	dservos	1.1	import flare.vis.legend.Legend;
43 :	dservos	1.2	import flare.vis.legend.LegendItem;
44 :	dservos	1.1	import flare.vis.operator.encoder.ColorEncoder;
45 :	dservos	1.3	import flare.vis.operator.encoder.Encoder;
46 :	dservos	1.1	import flare.vis.operator.encoder.ShapeEncoder;
47 :	dservos	1.3	import flare.vis.operator.encoder.SizeEncoder;
48 :	dservos	1.1	import flare.vis.operator.layout.AxisLayout;
49 :	dservos	1.3	import flare.vis.operator.layout.CircleLayout;
50 :			import flare.vis.operator.layout.DendrogramLayout;
51 :			import flare.vis.operator.layout.ForceDirectedLayout;
52 :			import flare.vis.operator.layout.IndentedTreeLayout;
53 :			import flare.vis.operator.layout.Layout;
54 :			import flare.vis.operator.layout.NodeLinkTreeLayout;
55 :			import flare.vis.operator.layout.PieLayout;
56 :			import flare.vis.operator.layout.RadialTreeLayout;
57 :			import flare.vis.operator.layout.RandomLayout;
58 :			import flare.vis.operator.layout.StackedAreaLayout;
59 :			import flare.vis.operator.layout.TreeMapLayout;
60 :			import flare.vis.scale.Scale;
61 :	dservos	1.1	import flare.vis.util.Filters;
62 :	dservos	1.4	import flare.vis.util.graphics.Shapes;
63 :	dservos	1.1
64 :			import flash.display.DisplayObject;
65 :			import flash.display.DisplayObjectContainer;
66 :			import flash.display.Sprite;
67 :	dservos	1.3	import flash.errors.IOError;
68 :	dservos	1.1	import flash.events.Event;
69 :	dservos	1.3	import flash.events.IOErrorEvent;
70 :	dservos	1.1	import flash.events.MouseEvent;
71 :			import flash.filters.GlowFilter;
72 :			import flash.geom.Rectangle;
73 :			import flash.net.URLLoader;
74 :	dservos	1.3	import flash.net.URLRequest;
75 :			import flash.text.TextField;
76 :	dservos	1.1	import flash.text.TextFormat;
77 :	dservos	1.4	import flash.utils.Dictionary;
78 :	dservos	1.1
79 :			[SWF(width="800", height="600", backgroundColor="#ffffff", frameRate="30")]
80 :	dservos	1.2	/**
81 :			* Main class for handling grade book data and greatating a visualization.
82 :			*/
83 :	dservos	1.1	public class flare_visualization extends Sprite
84 :			{
85 :	dservos	1.2	/**
86 :			* The visualization object to be used in creating the visualization.
87 :			*/
88 :	dservos	1.1	private var vis:Visualization;
89 :	dservos	1.2
90 :			/**
91 :			* A refernce to the currently displayed dialog box. If null no dialog
92 :			* box is currently being displayed.
93 :			*/
94 :	dservos	1.1	private var lastBox:Sprite = null;
95 :	dservos	1.2
96 :			/**
97 :			* A refernce to the data sprite witch contains the data for witch the
98 :			* currently displayed dialog box is based on and a child of.
99 :			*/
100 :	dservos	1.1	private var lastBoxData:DataSprite = null;
101 :	dservos	1.2
102 :			/**
103 :			* A container for the legends witch will be displayed on the righ hand
104 :			* side.
105 :			*/
106 :			private var legends:Sprite;
107 :
108 :	dservos	1.4	private var sideBar:Sprite;
109 :
110 :			private var layout:Layout;
111 :
112 :			private var encoders:Array;
113 :
114 :			private var selectors:Sprite;
115 :
116 :			private var controls:Sprite;
117 :
118 :	dservos	1.2	/**
119 :			* The hover control for the dialog box.
120 :			*/
121 :			private var boxhc:HoverControl = new HoverControl();
122 :
123 :	dservos	1.3	private var settings:XML = new XML();
124 :
125 :			private var dataURL:String;
126 :
127 :			private var settingsURL:String;
128 :
129 :			private var loadingMessage:TextSprite;
130 :
131 :	dservos	1.4	private var legendNodes:Dictionary;
132 :			private var legendEdges:Dictionary;
133 :
134 :			private var invertTransitioner:Transitioner;
135 :			private var legendItemTransitioner:Transitioner;
136 :
137 :	dservos	1.5	private var printVersion:Boolean;
138 :	dservos	1.4
139 :			private var nodeSize:int = 1;
140 :
141 :			private var errors:Sprite = new Sprite();
142 :
143 :			private var debug:Boolean = false;
144 :
145 :	dservos	1.5	private var debug_sessionid:String = "ad896bf3c1af448c05f292e7b14433e1";
146 :			private var debug_sessiontest:String = "nepQJfZ9pN";
147 :	dservos	1.4	private var debug_sessioncookie:String = "";
148 :	dservos	1.5	private var debug_visid:String = "grades_vs_items";
149 :	dservos	1.4	private var debug_wwwroot:String = "http://localhost/moodle";
150 :			private var debug_courseid:String = "3";
151 :
152 :
153 :	dservos	1.2	/**
154 :			* The constucter for the flare_visualization class.
155 :			* Calls on harvest_data and sets up the varibles from the flashvars.
156 :			*/
157 :	dservos	1.1	public function flare_visualization()
158 :			{
159 :	dservos	1.3	loadingMessage = new TextSprite("Loading....", new TextFormat("monospace", 20, 0x0000FF, true));
160 :			addChild(loadingMessage);
161 :	dservos	1.4	addChild(errors);
162 :	dservos	1.3
163 :	dservos	1.2	// Call harvest_data, loading needed visualization data from moodle.
164 :			// The Moodle wwwroot, course id, users sessionid, users session cookie
165 :			// and session test data are needed to get the data from moodle are
166 :			// loaded threw flashvars.
167 :	dservos	1.3	loaderInfo.addEventListener(Event.COMPLETE, function(evt:Event):void {
168 :	dservos	1.4	var wwwroot:String = loaderInfo.parameters['wwwroot'];
169 :			var courseID:String = loaderInfo.parameters['courseid'];
170 :			var sessioncookie:String = loaderInfo.parameters['sessioncookie'];
171 :			var sessionid:String = loaderInfo.parameters['sessionid'];
172 :			var sessiontest:String = loaderInfo.parameters['sessiontest'];
173 :			var visid:String = loaderInfo.parameters['visid'];
174 :	dservos	1.5	printVersion = booleanify(loaderInfo.parameters['printerversion']);
175 :	dservos	1.4
176 :			if(debug) {
177 :			trace("Debug mode on.");
178 :			wwwroot = debug_wwwroot;
179 :			courseID = debug_courseid;
180 :			sessioncookie = debug_sessioncookie;
181 :			sessionid = debug_sessionid;
182 :			sessiontest = debug_sessiontest;
183 :			visid = debug_visid;
184 :			}
185 :
186 :			dataURL = wwwroot + '/grade/report/visual/data.php?id=' + escape(courseID) + '&sessioncookie=' + escape(sessioncookie) + '&sessionid=' + escape(sessionid) + '&sessiontest=' + escape(sessiontest) + '&visid=' + escape(visid);
187 :			settingsURL = wwwroot + '/grade/report/visual/visual_settings.php?id=' + escape(courseID) + '&sessioncookie=' + escape(sessioncookie) + '&sessionid=' + escape(sessionid) + '&sessiontest=' + escape(sessiontest) + '&visid=' + escape(visid);
188 :
189 :	dservos	1.3	harvest_data();
190 :			});
191 :	dservos	1.1	}
192 :
193 :	dservos	1.2	/**
194 :			* Harvests the data from Moodle and calls on buildVis to build the
195 :			* visualization once the data has been loaded.
196 :			* TODO: Add a loading bar and more feed back about the loading process.
197 :			* @param url The url from witch to load the tab formated data for the visualization.
198 :			*/
199 :	dservos	1.3	public function harvest_data():void
200 :	dservos	1.1	{
201 :	dservos	1.3	loadingMessage.text ="Loading Settings....";
202 :			loadingMessage.x = loaderInfo.width/2 - loadingMessage.width/2;
203 :			loadingMessage.y = loaderInfo.height/2 - loadingMessage.height/2;
204 :
205 :
206 :			try{
207 :			var ds:DataSource = new DataSource(dataURL, "tab");
208 :			var settingsRequest:URLRequest = new URLRequest(settingsURL);
209 :			var settingsLoader:URLLoader = new URLLoader(settingsRequest);
210 :
211 :			settingsLoader.addEventListener(IOErrorEvent.IO_ERROR, function(evt:IOErrorEvent):void {
212 :			error("Loading", evt.text);
213 :			});
214 :
215 :			settingsLoader.addEventListener(Event.COMPLETE, function(evt:Event):void {
216 :			try{
217 :			settings = XML(settingsLoader.data);
218 :			loadingMessage.text = "Loading Data....";
219 :	dservos	1.4
220 :	dservos	1.5	if(isnull(settings) || settings.length() < 1 || isnull(settings.layout)) {
221 :			error("Loading", "Failed to load settings.");
222 :			return;
223 :			}
224 :
225 :	dservos	1.3	var dataLoader:URLLoader = ds.load();
226 :
227 :			dataLoader.addEventListener(IOErrorEvent.IO_ERROR, function(evt:IOErrorEvent):void {
228 :			error("Loading", evt.text);
229 :			});
230 :
231 :			dataLoader.addEventListener(Event.COMPLETE, function(evt:Event):void {
232 :	dservos	1.4	removeChild(loadingMessage);
233 :	dservos	1.3	var data:DataSet = dataLoader.data as DataSet;
234 :			buildVis(Data.fromDataSet(data));
235 :			});
236 :			} catch(e:Error) {
237 :			error("", e.message);
238 :			}
239 :			});
240 :			} catch(e:IOError) {
241 :			error("IO", e.message);
242 :			} catch(e:Error) {
243 :			error("", e.message)
244 :			}
245 :			}
246 :
247 :	dservos	1.4	public function updateVis(data:Data):void {
248 :			var t:Transitioner = new Transitioner(2);
249 :			makeEdges(data);
250 :			vis.data = data;
251 :			setUpEncoders();
252 :			setDataProperties();
253 :			setUpLegends();
254 :			setUpLayout();
255 :			//for(var i:int = 0; i < legends.numChildren; i++){
256 :			//Legend(legends.getChildAt(i)).update(t);
257 :			//}
258 :			t.$(selectors).y = legends.height;
259 :			t.$(controls).y = legends.height + selectors.height + 10;
260 :			vis.update(t).play();
261 :			}
262 :
263 :			public function reharvest_data(url:String):void {
264 :			loadingMessage.text ="Loading Data....";
265 :			addChild(loadingMessage);
266 :
267 :			try{
268 :			var ds:DataSource = new DataSource(url, "tab");
269 :			var dataLoader:URLLoader = ds.load();
270 :
271 :			dataLoader.addEventListener(IOErrorEvent.IO_ERROR, function(evt:IOErrorEvent):void {
272 :			error("Loading", evt.text);
273 :			});
274 :
275 :			dataLoader.addEventListener(Event.COMPLETE, function(evt:Event):void {
276 :			removeChild(loadingMessage);
277 :			var data:DataSet = dataLoader.data as DataSet;
278 :			updateVis(Data.fromDataSet(data));
279 :			});
280 :			}catch(e:IOError) {
281 :			error("IO", e.message);
282 :			} catch(e:Error) {
283 :			error("", e.message)
284 :			}
285 :			}
286 :
287 :	dservos	1.3	private function error(type:String = "", text:String = ""):void {
288 :			trace(type + " Error: " + text);
289 :
290 :			var textfield:TextField = new TextSprite(type + " Error: " + text, new TextFormat("monospace", 12, 0xFF0000, true)).textField;
291 :			textfield.wordWrap = true;
292 :	dservos	1.4	textfield.x = 0;
293 :			textfield.y = errors.height;
294 :	dservos	1.3
295 :	dservos	1.4	errors.addChild(textfield);
296 :	dservos	1.1	}
297 :
298 :	dservos	1.2	/**
299 :			* Find the max width between a container and all of it's decendence
300 :			* This dose not find the width of a container but the greatest width
301 :			* of an invdual component in it's decenedences.
302 :			* @param d The display container to find the max width of.
303 :			* @return the max width value of the display objects.
304 :			*/
305 :	dservos	1.1	private function getMaxWidth(d:DisplayObjectContainer):int {
306 :			var max:int = d.width;
307 :
308 :	dservos	1.2	for(var k:uint = 0; k < d.numChildren; k++ ) {
309 :	dservos	1.1	var width:int = 0;
310 :
311 :			if(d.getChildAt(k) is DisplayObjectContainer) {
312 :			width = getMaxWidth(DisplayObjectContainer(d.getChildAt(k)));
313 :			} else {
314 :			width = d.getChildAt(k).width;
315 :			}
316 :
317 :			if(width > max) {
318 :			max = width;
319 :			}
320 :			}
321 :
322 :			return max;
323 :			}
324 :
325 :	dservos	1.2	/**
326 :			* Simple function to retrun the greatest of two ints.
327 :			* @param num1 the first number to test
328 :			* @param num2 the second number to test
329 :			* @return the largest value between num1 and num2.
330 :			*/
331 :	dservos	1.1	private function max(num1:int, num2:int):int {
332 :			if(num1 > num2) {
333 :			return num1;
334 :			} else {
335 :			return num2;
336 :			}
337 :			}
338 :
339 :	dservos	1.2	/**
340 :			* Find the max height between a container and all of it's decendence
341 :			* This dose not find the width of a container but the greatest height
342 :			* of an invdual component in it's decenedences.
343 :			* @param d The display container to find the max height of.
344 :			* @return the max height value of the display objects.
345 :			*/
346 :	dservos	1.1	private function getMaxHeight(d:DisplayObjectContainer):int {
347 :			var max:int = d.height;
348 :
349 :	dservos	1.2	for(var k:uint = 0; k < d.numChildren; k++ ) {
350 :	dservos	1.1	var height:int = 0;
351 :
352 :			if(d.getChildAt(k) is DisplayObjectContainer) {
353 :			height = getMaxHeight(DisplayObjectContainer(d.getChildAt(k)));
354 :			} else {
355 :			height = d.getChildAt(k).height;
356 :			}
357 :
358 :			if(height > max) {
359 :			max = height;
360 :			}
361 :			}
362 :
363 :			return max;
364 :			}
365 :
366 :	dservos	1.3	private function nullify(o:*):* {
367 :			if(isnull(o)) {
368 :			return null;
369 :			} else {
370 :			return o;
371 :			}
372 :			}
373 :
374 :			private function isnull(o:*):Boolean {
375 :			if(o == null || o.length == 0 || String(o).length == 0) {
376 :			return true;
377 :			} else {
378 :			return false;
379 :			}
380 :			}
381 :
382 :			private function booleanify(o:*):* {
383 :			var ob:Object = nullify(o);
384 :
385 :			if(String(ob).toLocaleLowerCase() == "false") {
386 :			return false;
387 :			} else if (String(ob).toLocaleLowerCase() == "true") {
388 :			return true;
389 :			}
390 :
391 :			return ob;
392 :			}
393 :
394 :			private function passSettings(theClass:Class, XMLSettings:XMLList, ... args):* {
395 :			var params:Array = new Array();
396 :	dservos	1.4	var cleanParam:*;
397 :	dservos	1.3
398 :			for each(var arg:* in args) {
399 :			params.push(arg);
400 :			}
401 :
402 :			for each(var param:* in XMLSettings) {
403 :	dservos	1.4	cleanParam = booleanify(param);
404 :	dservos	1.3	if(cleanParam != null) {
405 :			params.push(cleanParam);
406 :			}
407 :			}
408 :
409 :			switch(params.length) {
410 :			case 1: return new theClass(params[0]);
411 :			case 2: return new theClass(params[0], params[1]);
412 :			case 3: return new theClass(params[0], params[1], params[2]);
413 :			case 4: return new theClass(params[0], params[1], params[2], params[3]);
414 :			case 5: return new theClass(params[0], params[1], params[2], params[3], params[4]);
415 :			case 6: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5]);
416 :			case 7: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5], params[6]);
417 :			case 8: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5], params[6], params[7]);
418 :			case 9: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5], params[6], params[7], params[8]);
419 :			case 10: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5], params[6], params[7], params[8], params[9]);
420 :			default: return new theClass();
421 :			}
422 :			}
423 :
424 :			private function toStringArray(xmllist:XMLList):Object {
425 :			if(xmllist.length() > 1) {
426 :			var array:Array = new Array;
427 :
428 :			for each(var element:XML in xmllist) {
429 :			array.push(String(element));
430 :			}
431 :
432 :			return array;
433 :			} else {
434 :			return String(xmllist);
435 :			}
436 :			}
437 :
438 :			private function toNumberArray(xmllist:XMLList):Object {
439 :			if(xmllist.length() > 1) {
440 :			var array:Array = new Array;
441 :
442 :			for each(var element:XML in xmllist) {
443 :			array.push(Number(element));
444 :			}
445 :
446 :			return array;
447 :			} else {
448 :			return Number(xmllist);
449 :			}
450 :			}
451 :	dservos	1.4
452 :			private function makeEdges(data:Data):void {
453 :			if(!isnull(settings.edge)) {
454 :	dservos	1.3	for each(var edge:XML in settings.edge) {
455 :			data.createEdges(toStringArray(edge.sortby), toStringArray(edge.groupby));
456 :			}
457 :			}
458 :	dservos	1.4	}
459 :
460 :			private function setDataProperties():void {
461 :			vis.data.nodes.visit(function(d:DataSprite):void {
462 :			if(!isnull(settings.style.nodeshape)) {
463 :			d.shape = settings.style.nodeshape;
464 :			}
465 :
466 :			if(d.shape == Shapes.HORIZONTAL_BAR || d.shape == Shapes.VERTICAL_BAR) {
467 :			nodeSize = 2;
468 :			}
469 :
470 :			d.size = nodeSize;
471 :			d.fillColor = 0x018888ff;
472 :			d.fillAlpha = 0.2;
473 :			d.addEventListener(MouseEvent.CLICK, mouseClicked);
474 :			d.lineWidth = 2;
475 :			});
476 :
477 :			vis.data.edges.visit(function(d:DataSprite):void {
478 :			if(!isnull(settings.style.edgeshape)) {
479 :			d.shape = settings.style.edgeshape;
480 :			}
481 :			d.lineWidth = 2;
482 :			d.fillAlpha = 1;
483 :			});
484 :			}
485 :
486 :			private function setUpLayout():void {
487 :			vis.operators.remove(layout);
488 :			layout = null;
489 :
490 :	dservos	1.5	if(isnull(settings.layout.type)) {
491 :			error("Bad Settings", "Missing layout type value.");
492 :			return;
493 :			}
494 :
495 :	dservos	1.4	// Set up the layout
496 :	dservos	1.3	switch(int(settings.layout.type)) {
497 :	dservos	1.5	case 1:
498 :			if(!isnull(settings.layout.xaxis.field) && !isnull(settings.layout.yaxis.field)) {
499 :			layout = passSettings(AxisLayout, settings.layout.setting, settings.layout.xaxis.field, settings.layout.yaxis.field);
500 :			} else {
501 :			error("Bad Settings", "Missing x or y axis feild for AxisLayout");
502 :			return;
503 :			}
504 :	dservos	1.3	break;
505 :			case 2: layout = passSettings(CircleLayout, settings.layout.setting);
506 :			break;
507 :			case 3: layout = passSettings(DendrogramLayout, settings.layout.setting);
508 :			break;
509 :			case 4: layout = passSettings(ForceDirectedLayout, settings.layout.setting);
510 :			break;
511 :			case 5: layout = passSettings(IndentedTreeLayout, settings.layout.setting);
512 :			break;
513 :			case 6: layout = passSettings(NodeLinkTreeLayout, settings.layout.setting);
514 :			break;
515 :			case 7: layout = passSettings(PieLayout, settings.layout.setting);
516 :			break;
517 :			case 8: layout = passSettings(RadialTreeLayout, settings.layout.setting);
518 :			break;
519 :			case 9: layout = new RandomLayout();
520 :			break;
521 :			case 10: layout = passSettings(StackedAreaLayout, settings.layout.setting);
522 :	dservos	1.5	break;
523 :	dservos	1.3	case 11: layout = new TreeMapLayout();
524 :	dservos	1.5	break;
525 :			default:
526 :			if(!isnull(settings.layout.xaxis.field) && !isnull(settings.layout.yaxis.field)) {
527 :			layout = passSettings(AxisLayout, settings.layout.setting, settings.layout.xaxis.field, settings.layout.yaxis.field);
528 :			} else {
529 :			error("Bad Settings", "Missing x or y axis feild for AxisLayout");
530 :			return;
531 :			}
532 :	dservos	1.3	break;
533 :			}
534 :	dservos	1.4
535 :	dservos	1.3	vis.operators.add(layout);
536 :	dservos	1.4	}
537 :
538 :			private function setUpEncoders():void {
539 :			var e:Encoder;
540 :
541 :			for each(var enc:Encoder in encoders) {
542 :			vis.operators.remove(enc);
543 :			}
544 :
545 :			// Set up the encoders
546 :			encoders = new Array();
547 :	dservos	1.3
548 :			for each(var encoder:XML in settings.encoder) {
549 :			switch(int(encoder.type)) {
550 :			case 1: e = passSettings(ColorEncoder, encoder.setting, encoder.datafield);
551 :			break;
552 :			case 2: e = passSettings(ShapeEncoder, encoder.setting, encoder.datafield);
553 :			break;
554 :			case 3: e = passSettings(SizeEncoder, encoder.setting, encoder.datafield);
555 :			break;
556 :			default: e = passSettings(ColorEncoder, encoder.setting, encoder.datafield);
557 :			break;
558 :			}
559 :
560 :			encoders[encoder.id] = e;
561 :			vis.operators.add(e);
562 :			}
563 :	dservos	1.4	}
564 :
565 :			private function setUpLegends():void {
566 :			var dataName:String;
567 :
568 :			for(var i:int = 0; i < legends.numChildren; i++){
569 :			for(var k:int = 0; k < Legend(legends.getChildAt(i)).items.numChildren; k++) {
570 :			Legend(legends.getChildAt(i)).items.removeChildAt(k);
571 :			}
572 :			legends.removeChildAt(i);
573 :			}
574 :
575 :			legendNodes = new Dictionary();
576 :			legendEdges = new Dictionary();
577 :
578 :			if(!isnull(settings.legend)) {
579 :			var nextLegendY:int = 0;
580 :			for each(var legend:XML in settings.legend) {
581 :			var en:Encoder = encoders[legend.encoderid];
582 :			var l:Legend;
583 :
584 :			switch(int(settings.encoder.(id == int(legend.encoderid)).type)) {
585 :			case 1: l = new Legend(en.source, en.scale, ColorEncoder(en).colors);
586 :			break;
587 :			case 2: l = new Legend(en.source, en.scale, null, ShapeEncoder(en).shapes);
588 :			break;
589 :			case 3: l = new Legend(en.source, en.scale, null, null, SizeEncoder(en).sizes);
590 :			break;
591 :			default: l = new Legend(en.source, en.scale, ColorEncoder(en).colors);
592 :			break;
593 :			}
594 :
595 :			l.x = 0;
596 :			l.y = nextLegendY;
597 :			nextLegendY += l.height;
598 :
599 :			//l.items.addEventListener(MouseEvent.CLICK, legendClick);
600 :
601 :			var lhc:HoverControl = new HoverControl(l.items);
602 :			lhc.onRollOver = legendRollOver;
603 :			lhc.onRollOut = legendRollOut;
604 :
605 :			legends.addChild(l);
606 :
607 :			dataName = l.dataField.substr(l.dataField.lastIndexOf('.') + 1);
608 :			for(var j:int = 0; j < l.items.numChildren; j++) {
609 :	dservos	1.5	LegendItem(l.items.getChildAt(j)).addEventListener(MouseEvent.CLICK, legendClick);
610 :			//LegendItem(l.items.getChildAt(j)).label.textMode = TextSprite.DEVICE;
611 :			//LegendItem(l.items.getChildAt(j)).label.textField.y -= 8;
612 :	dservos	1.4
613 :			legendNodes[LegendItem(l.items.getChildAt(j))] = new Array();
614 :			legendEdges[LegendItem(l.items.getChildAt(j))] = new Array();
615 :
616 :			vis.data.nodes.visit(function(n:NodeSprite):void {
617 :			if(n.data.hasOwnProperty(dataName) && LegendItem(l.items.getChildAt(j)).value == n.data[dataName]) {
618 :			(legendNodes[LegendItem(l.items.getChildAt(j))] as Array).push(n);
619 :			}
620 :			});
621 :
622 :			vis.data.edges.visit(function(e:EdgeSprite):void {
623 :			if(e.data.hasOwnProperty(dataName) && LegendItem(l.items.getChildAt(j)).value == e.data[dataName]) {
624 :			(legendEdges[LegendItem(l.items.getChildAt(j))] as Array).push(e);
625 :			}
626 :			});
627 :
628 :			if(XMLList(legend.show).length() > 0 && !XMLList(legend.show).contains(LegendItem(l.items.getChildAt(j)).value)) {
629 :			LegendItem(l.items.getChildAt(j)).alpha = 0.4;
630 :			}
631 :			}
632 :			}
633 :
634 :			removeLegenedItemsNodes();
635 :			}
636 :			}
637 :
638 :			/**
639 :			* Builds the visualization based on the loaded data.
640 :			* Also sets up the legends, buttons and controls.
641 :			* @param data The data that was loaded in from moodle.
642 :			*/
643 :			private function buildVis(data:Data):void
644 :			{
645 :			makeEdges(data);
646 :
647 :			vis = new Visualization(data);
648 :			legends = new Sprite();
649 :			sideBar = new Sprite();
650 :
651 :			// Set the functions to be called when a dialog box is hovered over.
652 :			boxhc.onRollOver = boxRollOver;
653 :			boxhc.onRollOut = boxRollOut;
654 :	dservos	1.1
655 :	dservos	1.4	// Set up the properitys of the data sprites and add a eventlistener to check for
656 :			// clicks on them.
657 :			setDataProperties();
658 :
659 :			setUpEncoders();
660 :
661 :			// Set up the legends.
662 :			setUpLegends();
663 :
664 :			setUpLayout();
665 :	dservos	1.1
666 :	dservos	1.3	if(!isnull(settings.layout.yaxis.labelformat)) {
667 :			vis.xyAxes.yAxis.labelFormat = settings.layout.yaxis.labelformat;
668 :			} else {
669 :			vis.xyAxes.yAxis.labelFormat = "0";
670 :			}
671 :
672 :			if(!isnull(settings.layout.xaxis.labelformat)) {
673 :			vis.xyAxes.xAxis.labelFormat = settings.layout.xaxis.labelformat;
674 :			} else {
675 :			vis.xyAxes.xAxis.labelFormat = "0";
676 :			}
677 :
678 :			if(!isnull(settings.layout.xaxis.min)) {
679 :			vis.xyAxes.xAxis.axisScale.min = settings.layout.xaxis.min;
680 :			vis.xyAxes.xAxis.axisScale.flush = true;
681 :			}
682 :
683 :			if(!isnull(settings.layout.xaxis.max)) {
684 :			vis.xyAxes.xAxis.axisScale.max = settings.layout.xaxis.max;
685 :			vis.xyAxes.xAxis.axisScale.flush = true;
686 :			}
687 :
688 :			if(!isnull(settings.layout.yaxis.min)) {
689 :			vis.xyAxes.yAxis.axisScale.min = settings.layout.yaxis.min;
690 :			}
691 :
692 :			if(!isnull(settings.layout.yaxis.max)) {
693 :			vis.xyAxes.yAxis.axisScale.max = settings.layout.yaxis.max;
694 :			}
695 :
696 :			if(!isnull(settings.layout.yaxis.yoffset)) {
697 :			vis.xyAxes.yAxis.labelOffsetY = settings.layout.yaxis.yoffset;
698 :			}
699 :
700 :			if(!isnull(settings.layout.yaxis.xoffset)) {
701 :			vis.xyAxes.yAxis.labelOffsetX = settings.layout.yaxis.xoffset;
702 :			}
703 :
704 :			if(!isnull(settings.layout.xaxis.yoffset)) {
705 :			vis.xyAxes.xAxis.labelOffsetY = settings.layout.xaxis.yoffset;
706 :			}
707 :
708 :			if(!isnull(settings.layout.xaxis.xoffset)) {
709 :			vis.xyAxes.xAxis.labelOffsetX = settings.layout.xaxis.xoffset;
710 :			}
711 :
712 :	dservos	1.4	// Set up the layout of the axes.
713 :			vis.xyAxes.xAxis.horizontalAnchor = TextSprite.LEFT;
714 :			vis.xyAxes.xAxis.verticalAnchor = TextSprite.MIDDLE;
715 :			vis.xyAxes.xAxis.labelAngle = Math.PI / 2;
716 :			vis.xyAxes.xAxis.fixLabelOverlap = false;
717 :			vis.xyAxes.yAxis.fixLabelOverlap = false;
718 :	dservos	1.5	//vis.xyAxes.yAxis.labelTextMode = TextSprite.DEVICE;
719 :	dservos	1.4
720 :
721 :			// Update the visualization so the widths and other values are correct.
722 :	dservos	1.1	vis.update();
723 :
724 :	dservos	1.2	// Initalize the X and Y axis labels and the visualizations title.
725 :	dservos	1.3	var labelX:TextSprite = new TextSprite(settings.labels.xaxis, new TextFormat(settings.style.text.font, settings.style.text.size));
726 :			var labelY:TextSprite = new TextSprite(settings.labels.yaxis, new TextFormat(settings.style.text.font, settings.style.text.size));
727 :			var title:TextSprite = new TextSprite(settings.labels.title, new TextFormat(settings.style.text.font, int(settings.style.text.size) + 5));
728 :	dservos	1.1
729 :	dservos	1.2	// Find the largest width out of the X axis labels so it can used for positing sprites.
730 :			var xLabelsHeight:int = getMaxHeight(vis.xyAxes.xAxis.labels);
731 :			var yLabelsWidth:int = getMaxWidth(vis.xyAxes.yAxis.labels);
732 :
733 :			// Position the visualization.
734 :	dservos	1.1	vis.y = title.height + 10;
735 :	dservos	1.2	vis.x = labelY.height + -vis.xyAxes.yAxis.labelOffsetX + yLabelsWidth;
736 :	dservos	1.1
737 :	dservos	1.4
738 :
739 :			legendItemTransitioner = new Transitioner(0.5);
740 :			sideBar.addChild(legends);
741 :
742 :			selectors = new Sprite();
743 :			if(!isnull(settings.selector)) {
744 :			for each(var selector:XML in settings.selector) {
745 :			var selectorSprite:Selector = new Selector(selector.param, selector.option, selectorClick, selector.active, legends.width);
746 :			selectorSprite.x = 0;
747 :			selectorSprite.y = selectors.height;
748 :			selectors.addChild(selectorSprite);
749 :			}
750 :	dservos	1.3	}
751 :	dservos	1.4	sideBar.addChild(selectors);
752 :	dservos	1.3
753 :	dservos	1.4	//vis.update();
754 :
755 :	dservos	1.2	// Set the bounds of the visualization based on the hieght and width of the flash application,
756 :			// and the other components so the visualization is takes up the unused space.
757 :	dservos	1.4	vis.bounds = new Rectangle(0, 0, loaderInfo.width - (sideBar.width + 15 + vis.x), loaderInfo.height - (vis.y + xLabelsHeight + labelX.height + vis.xyAxes.xAxis.labelOffsetY));
758 :	dservos	1.2
759 :			// Add the visualization to the main sprite.
760 :	dservos	1.1	addChild(vis);
761 :
762 :	dservos	1.2	// Position the legends.
763 :	dservos	1.4	//legends.x = vis.bounds.width + 10;
764 :			legends.x = 0;
765 :			legends.y = 0;
766 :
767 :			sideBar.x = vis.bounds.width + 10;
768 :			sideBar.y = 0;
769 :	dservos	1.2
770 :			// Position and add the labels and title to the axes.
771 :	dservos	1.1	labelX.x = vis.bounds.width/2 - labelX.width/2;
772 :			labelX.y = vis.bounds.height + vis.xyAxes.xAxis.labelOffsetY + xLabelsHeight;
773 :			vis.xyAxes.xAxis.addChild(labelX);
774 :
775 :	dservos	1.3	labelY.rotation = -90;
776 :	dservos	1.1	labelY.x = -vis.x;
777 :	dservos	1.3	labelY.y = (vis.bounds.height/2) + (labelY.height/2);
778 :	dservos	1.1	vis.xyAxes.yAxis.addChild(labelY);
779 :
780 :			title.x = vis.bounds.width/2 - title.width/2;
781 :			title.y = -vis.y;
782 :			vis.xyAxes.addChild(title);
783 :
784 :	dservos	1.2	// Add the legeneds container to the visualization.
785 :	dservos	1.4	//vis.addChild(legends);
786 :			vis.addChild(sideBar);
787 :
788 :			selectors.x = 0;
789 :			selectors.y = legends.y + legends.height;
790 :			//vis.addChild(selectors);
791 :	dservos	1.1
792 :	dservos	1.2	// Set up the hovercontrol for the marks on the chart
793 :	dservos	1.1	var hc:HoverControl = new HoverControl(vis, Filters.isDataSprite);
794 :			hc.onRollOver = rollOver;
795 :			hc.onRollOut = rollOut;
796 :
797 :	dservos	1.2	// Set up the buttons and a container for them.
798 :	dservos	1.4	controls = new Sprite();
799 :	dservos	1.3	var bInvert:Button = new Button(settings.lang.invertaxes, settings.style.button);
800 :			var bHideAxis:Button = new Button(settings.lang.hide + " " + settings.lang.axes, settings.style.button);
801 :			var bHideXLabel:Button = new Button(settings.lang.hide + " " + settings.lang.xlabels, settings.style.button);
802 :			var bHideYLabel:Button = new Button(settings.lang.hide + " " + settings.lang.ylabels, settings.style.button);
803 :	dservos	1.2
804 :			var hideXLabelTransitioner:Transitioner = new Transitioner(2);
805 :	dservos	1.4	//hideXLabelTransitioner.onEnd = updateMarkVisiblity;
806 :			//hideXLabelTransitioner.onStart = updateMarkVisiblity;
807 :	dservos	1.3
808 :	dservos	1.2	bHideXLabel.addEventListener(MouseEvent.CLICK, function(evt:MouseEvent):void {
809 :			if(!hideXLabelTransitioner.running) {
810 :			hideXLabelTransitioner.reset();
811 :
812 :	dservos	1.3	if(bHideXLabel.text == settings.lang.show + " " + settings.lang.xlabels) {
813 :			bHideXLabel.text = settings.lang.hide + " " + settings.lang.xlabels;
814 :	dservos	1.2	vis.xyAxes.xAxis.showLabels = true;
815 :	dservos	1.4	vis.bounds = new Rectangle(0, 0, loaderInfo.width - (sideBar.width + 15 + vis.x), loaderInfo.height - (vis.y + xLabelsHeight + labelX.height + vis.xyAxes.xAxis.labelOffsetY));
816 :	dservos	1.2	} else {
817 :	dservos	1.3	bHideXLabel.text = settings.lang.show + " " + settings.lang.xlabels;
818 :	dservos	1.2	vis.xyAxes.xAxis.showLabels = false;
819 :	dservos	1.4	vis.bounds = new Rectangle(0, 0, loaderInfo.width - (sideBar.width + 15 + vis.x), loaderInfo.height - (vis.y + labelX.height));
820 :	dservos	1.2	}
821 :
822 :			hideXLabelTransitioner.$(labelY).x = -vis.x;
823 :	dservos	1.4	hideXLabelTransitioner.$(labelY).y = vis.bounds.height/2 + labelY.height/2;
824 :	dservos	1.2
825 :			vis.update(hideXLabelTransitioner).play();
826 :			}
827 :			});
828 :
829 :			var hideYLabelTransitioner:Transitioner = new Transitioner(2);
830 :	dservos	1.4	//hideYLabelTransitioner.onEnd = updateMarkVisiblity;
831 :			//hideYLabelTransitioner.onStart = updateMarkVisiblity;
832 :	dservos	1.3
833 :	dservos	1.2	bHideYLabel.addEventListener(MouseEvent.CLICK, function(evt:MouseEvent):void {
834 :			if(!hideYLabelTransitioner.running) {
835 :			var t:Transitioner = new Transitioner(2);
836 :			var newX:int;
837 :
838 :			hideYLabelTransitioner.reset();
839 :
840 :	dservos	1.3	if(bHideYLabel.text == settings.lang.show + " " + settings.lang.ylabels) {
841 :			bHideYLabel.text = settings.lang.hide + " " + settings.lang.ylabels;
842 :	dservos	1.2	vis.xyAxes.yAxis.showLabels = true;
843 :			newX = labelY.width + -vis.xyAxes.yAxis.labelOffsetX + yLabelsWidth;
844 :			} else {
845 :	dservos	1.3	bHideYLabel.text = settings.lang.show + " " + settings.lang.ylabels;
846 :	dservos	1.2	vis.xyAxes.yAxis.showLabels = false;
847 :			newX = labelY.width;
848 :			}
849 :
850 :			t.$(vis).x = newX;
851 :	dservos	1.4	vis.bounds = new Rectangle(0, 0, loaderInfo.width - (sideBar.width + 15 + newX), loaderInfo.height - (vis.y + xLabelsHeight + labelX.height + vis.xyAxes.xAxis.labelOffsetY));
852 :	dservos	1.2
853 :			// Reposition the labels and title.
854 :			t.$(title).x = vis.bounds.width/2 - title.width/2;
855 :			t.$(labelX).x = vis.bounds.width/2 - labelX.width/2;
856 :			t.$(labelX).y = vis.bounds.height + vis.xyAxes.xAxis.labelOffsetY + xLabelsHeight;
857 :			t.$(labelY).x = -newX;
858 :	dservos	1.4	t.$(labelY).y = vis.bounds.height/2 + labelY.height/2;
859 :	dservos	1.2
860 :			// Keep the legends in there place.
861 :	dservos	1.4	t.$(sideBar).x = vis.bounds.width + 10;
862 :	dservos	1.2
863 :			t.play();
864 :			vis.update(hideYLabelTransitioner).play();
865 :			}
866 :			});
867 :
868 :			// Set up the transitioner to be used when inverting the axes
869 :	dservos	1.4	invertTransitioner = new Transitioner(2);
870 :			invertTransitioner.onEnd = function():void {
871 :			//updateMarkVisiblity();
872 :	dservos	1.2	vis.xyAxes.xAxis.labels.visible = true;
873 :			vis.xyAxes.yAxis.labels.visible = true;
874 :			};
875 :	dservos	1.4	invertTransitioner.onStart = function():void {
876 :			//updateMarkVisiblity();
877 :	dservos	1.2	vis.xyAxes.xAxis.labels.visible = false;
878 :			vis.xyAxes.yAxis.labels.visible = false;
879 :			}
880 :
881 :			// The function to invert the axes.
882 :	dservos	1.1	bInvert.addEventListener(MouseEvent.CLICK, function(evt:MouseEvent):void {
883 :	dservos	1.2	// If we are not allready in the process of inverting the axes.
884 :	dservos	1.4	if(!invertTransitioner.running && !legendItemTransitioner.running) {
885 :	dservos	1.2	var t:Transitioner = new Transitioner(2);
886 :			var tempText:String = labelX.text;
887 :			var tempOffset:int = vis.xyAxes.xAxis.labelOffsetX;
888 :			var tempWidth:uint = vis.bounds.width;
889 :	dservos	1.3	var tempLabelFormat:String = vis.xyAxes.xAxis.labelFormat;
890 :	dservos	1.2	var tempLabels:int = xLabelsHeight;
891 :	dservos	1.3	var tempScale:Scale = vis.xyAxes.xAxis.axisScale;
892 :			var tempLabelOffsetY:Number = vis.xyAxes.xAxis.labelOffsetY;
893 :			var tempLabelOffsetX:Number = vis.xyAxes.xAxis.labelOffsetX;
894 :	dservos	1.2	var currentXLabelsHeight:int = getMaxWidth(vis.xyAxes.yAxis.labels);
895 :
896 :			var tempShowLabels:Boolean = vis.xyAxes.xAxis.showLabels;
897 :	dservos	1.1
898 :	dservos	1.2	// Rest the transitioner for a clean transition.
899 :	dservos	1.5	invertTransitioner.reset();
900 :	dservos	1.2
901 :	dservos	1.3	vis.xyAxes.xAxis.axisScale = vis.xyAxes.yAxis.axisScale;
902 :			vis.xyAxes.yAxis.axisScale = tempScale;
903 :			vis.xyAxes.yAxis.axisScale.flush = true;
904 :			vis.xyAxes.xAxis.axisScale.flush = true
905 :
906 :	dservos	1.2	// Flip the axis feilds.
907 :	dservos	1.3	if(settings.layout.type == 1) {
908 :			AxisLayout(layout).xField = settings.layout.yaxis.field;
909 :			AxisLayout(layout).yField = settings.layout.xaxis.field;
910 :			settings.layout.xaxis.field = AxisLayout(layout).xField;
911 :			settings.layout.yaxis.field = AxisLayout(layout).yField;
912 :
913 :			var tempStack:Boolean = AxisLayout(layout).xStacked;
914 :			AxisLayout(layout).xStacked = AxisLayout(layout).yStacked;
915 :			AxisLayout(layout).yStacked = tempStack;
916 :	dservos	1.4
917 :			if(XMLList(settings.layout.setting).length() >= 2 && !isnull(settings.layout.setting[0]) && !isnull(settings.layout.setting[0])) {
918 :			var tempStackSetting:String = settings.layout.setting[0].toString();
919 :			settings.layout.setting[0] = settings.layout.setting[1].toString();
920 :			settings.layout.setting[1] = tempStackSetting;
921 :			} else if(XMLList(settings.layout.setting).length() == 1 && !isnull(settings.layout.setting[0])) {
922 :			settings.layout.setting[1] = settings.layout.setting[0].toString();
923 :			settings.layout.setting[0] = "false";
924 :
925 :			}
926 :	dservos	1.3	}
927 :
928 :			vis.xyAxes.xAxis.labelFormat = vis.xyAxes.yAxis.labelFormat;
929 :			vis.xyAxes.yAxis.labelFormat = tempLabelFormat;
930 :
931 :
932 :			vis.xyAxes.xAxis.labelOffsetX = vis.xyAxes.yAxis.labelOffsetY * -1;
933 :			vis.xyAxes.yAxis.labelOffsetY = tempLabelOffsetX * -1;
934 :			vis.xyAxes.xAxis.labelOffsetY = vis.xyAxes.yAxis.labelOffsetX * -1;
935 :			vis.xyAxes.yAxis.labelOffsetX = tempLabelOffsetY * -1;
936 :
937 :	dservos	1.2	xLabelsHeight = yLabelsWidth;
938 :			yLabelsWidth = tempLabels;
939 :
940 :	dservos	1.3
941 :	dservos	1.2	vis.xyAxes.xAxis.showLabels = vis.xyAxes.yAxis.showLabels;
942 :			vis.xyAxes.yAxis.showLabels = tempShowLabels;
943 :
944 :			if(vis.xyAxes.yAxis.showLabels) {
945 :	dservos	1.3	bHideYLabel.text = settings.lang.hide + " " + settings.lang.ylabels;
946 :	dservos	1.2	} else {
947 :	dservos	1.3	bHideYLabel.text = settings.lang.show + " " + settings.lang.ylabels;
948 :	dservos	1.2	}
949 :
950 :			if(vis.xyAxes.xAxis.showLabels) {
951 :	dservos	1.3	bHideXLabel.text = settings.lang.hide + " " + settings.lang.xlabels;
952 :	dservos	1.2	} else {
953 :	dservos	1.3	bHideXLabel.text = settings.lang.show + " " + settings.lang.xlabels;
954 :	dservos	1.2	}
955 :
956 :			// Flip the labels
957 :			labelX.text = labelY.text;
958 :			labelY.text = tempText;
959 :
960 :	dservos	1.4	if(settings.style.nodeshape == Shapes.VERTICAL_BAR || settings.style.nodeshape == Shapes.HORIZONTAL_BAR) {
961 :			vis.data.nodes.visit(function(d:NodeSprite):void {
962 :			if(d.shape == Shapes.VERTICAL_BAR) {
963 :			t.$(d).shape = Shapes.HORIZONTAL_BAR;
964 :			} else {
965 :			t.$(d).shape = Shapes.VERTICAL_BAR;
966 :			}
967 :			});
968 :
969 :			if(settings.style.nodeshape == Shapes.VERTICAL_BAR) {
970 :			settings.style.nodeshape = Shapes.HORIZONTAL_BAR;
971 :			} else {
972 :			settings.style.nodeshape = Shapes.VERTICAL_BAR;
973 :			}
974 :
975 :
976 :			for(var li:Object in legendNodes) {
977 :			for each(var node:NodeSprite in legendNodes[LegendItem(li)] as Array) {
978 :			if(node.shape == Shapes.VERTICAL_BAR) {
979 :			node.shape = Shapes.HORIZONTAL_BAR;
980 :			} else {
981 :			node.shape = Shapes.VERTICAL_BAR;
982 :			}
983 :			}
984 :			}
985 :			}
986 :
987 :	dservos	1.2	// Find the new X value for the visualization.
988 :			var newX:int = labelY.width + vis.xyAxes.xAxis.labelOffsetY + getMaxHeight(vis.xyAxes.xAxis.labels);
989 :
990 :			// Reposition and set the bounds of the visualization.
991 :			t.$(vis).x = newX;
992 :	dservos	1.4	vis.bounds = new Rectangle(0, 0, loaderInfo.width - (sideBar.width + 15 + newX), loaderInfo.height - (vis.y + currentXLabelsHeight + labelX.height + vis.xyAxes.xAxis.labelOffsetY));
993 :	dservos	1.2
994 :			// Reposition the labels and title.
995 :			t.$(title).x = vis.bounds.width/2 - title.width/2;
996 :			t.$(labelX).x = vis.bounds.width/2 - labelX.width/2;
997 :			t.$(labelX).y = vis.bounds.height + vis.xyAxes.xAxis.labelOffsetY + currentXLabelsHeight;
998 :			t.$(labelY).x = -newX;
999 :	dservos	1.3	t.$(labelY).y = vis.bounds.height/2 + labelY.height/2;
1000 :	dservos	1.2
1001 :			// Keep the legends in there place.
1002 :	dservos	1.4	t.$(sideBar).x = vis.bounds.width + 10;
1003 :	dservos	1.2
1004 :	dservos	1.4
1005 :	dservos	1.2	//Play the transition.
1006 :			t.play();
1007 :	dservos	1.4	vis.update(invertTransitioner).play();
1008 :	dservos	1.2	}
1009 :			});
1010 :
1011 :			// Set up the transitioner for the hide axes button.
1012 :			var hideAxisTrans:Transitioner = new Transitioner(1);
1013 :
1014 :			// Function for hidding the axes.
1015 :			bHideAxis.addEventListener(MouseEvent.CLICK, function(evt:MouseEvent):void {
1016 :			// If we are not allready in the process of hidding the axes
1017 :			if(!hideAxisTrans.running) {
1018 :			// Reset the transitoner for a clean transiton.
1019 :			hideAxisTrans.reset();
1020 :
1021 :			// Hide or show the axes.
1022 :	dservos	1.3	if(bHideAxis.text == settings.lang.show + " " + settings.lang.axes) {
1023 :			hideAxisTrans.$(bHideAxis).text = settings.lang.hide + " " + settings.lang.axes;
1024 :			layout.showAxes(hideAxisTrans).play();
1025 :	dservos	1.2	} else {
1026 :	dservos	1.3	hideAxisTrans.$(bHideAxis).text = settings.lang.show + " " + settings.lang.axes;
1027 :			layout.hideAxes(hideAxisTrans).play();
1028 :	dservos	1.2	}
1029 :			}
1030 :	dservos	1.1	});
1031 :
1032 :	dservos	1.2	// Position the buttons inside there container.
1033 :			bHideXLabel.x = 0;
1034 :			bHideXLabel.y = 0;
1035 :
1036 :	dservos	1.4	bHideAxis.x = sideBar.width - bHideAxis.width - 5;
1037 :	dservos	1.2	bHideAxis.y = bHideXLabel.y;
1038 :
1039 :	dservos	1.4	bInvert.x = sideBar.width - bInvert.width - 5;
1040 :	dservos	1.2	bInvert.y = bHideXLabel.y + bHideXLabel.height + 2;
1041 :
1042 :			bHideYLabel.x = 0;
1043 :			bHideYLabel.y = bHideXLabel.y + bHideXLabel.height + 2;
1044 :
1045 :			// Poistion the buttons container.
1046 :	dservos	1.4	controls.x = 0;
1047 :			controls.y = sideBar.height + 10;
1048 :	dservos	1.2
1049 :			// Add the buttons to the container and the container to the main sprite.
1050 :			controls.addChild(bInvert);
1051 :			controls.addChild(bHideAxis);
1052 :			controls.addChild(bHideXLabel);
1053 :			controls.addChild(bHideYLabel);
1054 :	dservos	1.5
1055 :			if(!printVersion){
1056 :			sideBar.addChild(controls);
1057 :			}
1058 :
1059 :	dservos	1.2	// Set the marks on the chart to the higest deepth.
1060 :			vis.setChildIndex(vis.marks, vis.numChildren - 1);
1061 :
1062 :			// Update.
1063 :	dservos	1.1	vis.update();
1064 :	dservos	1.4	//updateMarkVisiblity();
1065 :	dservos	1.1	}
1066 :
1067 :	dservos	1.2	/**
1068 :			* Roll over function witch makes the object 0.5 units bigger and adds a glow filter.
1069 :			* @param ob the object witch was rolled over.
1070 :			*/
1071 :	dservos	1.1	private function rollOver(ob:Object):void {
1072 :			ob.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
1073 :	dservos	1.4	ob.size = nodeSize + 0.5;
1074 :	dservos	1.1	}
1075 :
1076 :	dservos	1.2	/**
1077 :			* Roll out function witch removes the filters and makes the object 0.5 units smaller.
1078 :			* @param ob the object witch was rolled out of.
1079 :			*/
1080 :	dservos	1.1	private function rollOut(ob:Object):void {
1081 :			ob.filters = null;
1082 :	dservos	1.4	ob.size = nodeSize;
1083 :	dservos	1.1	}
1084 :
1085 :	dservos	1.2	/**
1086 :			* Roll over function for the dialog box.
1087 :			* Adds a glow filter to the curently active dialog box.
1088 :			* @param ob a child of the dialog box.
1089 :			*/
1090 :	dservos	1.1	private function boxRollOver(ob:Object):void {
1091 :			if(lastBoxData != null) {
1092 :			lastBoxData.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
1093 :			}
1094 :			}
1095 :
1096 :	dservos	1.2	/**
1097 :			* Roll out function for the dialog box.
1098 :			* Removes filters on the curently active dialog box.
1099 :			* @param ob a child of the dialog box.
1100 :			*/
1101 :	dservos	1.1	private function boxRollOut(ob:Object):void {
1102 :			if(lastBoxData != null) {
1103 :			lastBoxData.filters = null;
1104 :			}
1105 :			}
1106 :
1107 :	dservos	1.2	/**
1108 :			* Finds the Legend belonging to the LegendItem passed.
1109 :			* TODO: See if this can be replaced by a .parent call.
1110 :			* @param item a LegendItem to find the Legend of.
1111 :			* @return the Legend that contains the passed LegendItem.
1112 :			*/
1113 :			private function findLegendByItem(item:LegendItem):Legend {
1114 :			for(var i:uint = 0; i < legends.numChildren; i++ ) {
1115 :			if(Legend(legends.getChildAt(i)).items.contains(item)) {
1116 :			return Legend(legends.getChildAt(i));
1117 :			}
1118 :			}
1119 :
1120 :			return null;
1121 :			}
1122 :
1123 :			/**
1124 :			* Roll over function for legends.
1125 :			* Adds a glow filter to the legend's item aswell as all the markers on the chart
1126 :			* that are realted to the legend item and incrases there size by 1 unit.
1127 :			* @param ob the LegendItem being rolled over.
1128 :			*/
1129 :	dservos	1.5	private function legendRollOver(ob:Object):void {
1130 :			var item:LegendItem;
1131 :	dservos	1.2
1132 :	dservos	1.5	if(ob is LegendItem) {
1133 :			item = LegendItem(ob);
1134 :			} else if(ob is TextField) {
1135 :			ob.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
1136 :			item = LegendItem(TextField(ob).parent.parent);
1137 :			} else {
1138 :			return;
1139 :			}
1140 :
1141 :			var legend:Legend = Legend(item.parent.parent);
1142 :
1143 :	dservos	1.4	if(legend) {
1144 :			var dataName:String = legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1);
1145 :
1146 :	dservos	1.5	item.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
1147 :	dservos	1.4
1148 :			vis.data.visit(function(d:DataSprite):void {
1149 :	dservos	1.5	if(d.data.hasOwnProperty(dataName) && item.value == d.data[dataName]) {
1150 :	dservos	1.4	d.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
1151 :			d.size = nodeSize + 1;
1152 :			}
1153 :			}, 3, Filters.isDataSprite);
1154 :			}
1155 :	dservos	1.2	}
1156 :
1157 :			/**
1158 :			* Roll out function for legends.
1159 :			* Removes filters to the legend's item aswell as all the markers on the chart
1160 :			* that are realted to the legend item and decrases there size by 1 unit.
1161 :			* @param ob the LegendItem being rolled out of.
1162 :			*/
1163 :	dservos	1.5	private function legendRollOut(ob:Object):void {
1164 :			var item:LegendItem;
1165 :
1166 :			if(ob is LegendItem) {
1167 :			item = LegendItem(ob);
1168 :			} else if(ob is TextField) {
1169 :			ob.filters = null;
1170 :			item = LegendItem(TextField(ob).parent.parent);
1171 :			} else {
1172 :			return;
1173 :			}
1174 :
1175 :			var legend:Legend = Legend(item.parent.parent);
1176 :	dservos	1.2
1177 :	dservos	1.4	if(legend) {
1178 :			var dataName:String = legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1);
1179 :	dservos	1.5
1180 :			item.filters = null;
1181 :
1182 :	dservos	1.4	vis.data.visit(function(d:DataSprite):void {
1183 :	dservos	1.5	if(d.data.hasOwnProperty(dataName) && item.value == d.data[dataName]) {
1184 :	dservos	1.4	d.filters = null;
1185 :			d.size = nodeSize;
1186 :			}
1187 :			}, 3, Filters.isDataSprite);
1188 :			}
1189 :	dservos	1.2	}
1190 :
1191 :			/**
1192 :			* Creates and returns a dialog box containing information on the passed data sprite.
1193 :			* @param data the DataSprite containing the information to display.
1194 :			* @returns the Sprite containing the dialog box.
1195 :			*/
1196 :	dservos	1.1	private function dataDialogBox(data:DataSprite):Sprite {
1197 :			var box:Sprite = new Sprite;
1198 :
1199 :			var backGround:Sprite = new Sprite;
1200 :	dservos	1.3	backGround.graphics.beginFill(parseInt(settings.style.popup.bgcolor, 16), settings.style.popup.alpha);
1201 :			backGround.graphics.lineStyle(settings.style.popup.line.size, parseInt(settings.style.popup.line.color, 16), settings.style.popup.line.alpha);
1202 :	dservos	1.1
1203 :			var text:Sprite = new Sprite;
1204 :	dservos	1.2	var x:int = 5;
1205 :			var y:int = 0;
1206 :
1207 :			for(var property:Object in data.data) {
1208 :	dservos	1.3	var temp:TextSprite = new TextSprite(property.toString() + ": " + data.data[property], new TextFormat(settings.style.popup.text.font, settings.style.popup.text.size, null, true));
1209 :	dservos	1.2	temp.x = x;
1210 :			temp.y = y;
1211 :			text.addChild(temp);
1212 :			y += temp.height;
1213 :			}
1214 :	dservos	1.1
1215 :	dservos	1.2	backGround.graphics.drawRoundRect(0, 0, text.width + 10, text.height, 30, 30);
1216 :	dservos	1.1
1217 :			box.addChild(backGround);
1218 :			box.addChild(text);
1219 :
1220 :			return box;
1221 :			}
1222 :
1223 :	dservos	1.4
1224 :			private function removeLegenedItemsNodes():void {
1225 :			for(var i:int = 0; i < legends.numChildren; i++) {
1226 :			for(var k:int = 0; k < Legend(legends.getChildAt(i)).items.numChildren; k++) {
1227 :			var legendItem:LegendItem = LegendItem(Legend(legends.getChildAt(i)).items.getChildAt(k));
1228 :
1229 :			if(legendItem.alpha < 1) {
1230 :			removeLegendNodes(legendItem);
1231 :			}
1232 :			}
1233 :			}
1234 :			}
1235 :
1236 :	dservos	1.2	/**
1237 :			* Check if a mark on the chart is visible based on the related LegendItems states.
1238 :			* @param d the DataSprite to check the visiblility of.
1239 :			* @returns true if the mark is visible.
1240 :			*/
1241 :			private function markIsVisible(d:DataSprite):Boolean {
1242 :			var items:Array = getLegendItems(d);
1243 :
1244 :			for each(var item:LegendItem in items) {
1245 :			if(item.alpha != 1) {
1246 :			return false;
1247 :			}
1248 :			}
1249 :
1250 :			return true;
1251 :			}
1252 :
1253 :			/**
1254 :			* Gets all LegenedItems realted to a given DataSprite/mark.
1255 :			* @params d the DataSprite on the chart.
1256 :			* @returns Array of LegendItems that are realted to the given DataSprite.
1257 :			*/
1258 :			private function getLegendItems(d:DataSprite):Array {
1259 :			var items:Array = new Array();
1260 :	dservos	1.4	var legend:Legend;
1261 :			var item:LegendItem;
1262 :			var dataField:String;
1263 :	dservos	1.2
1264 :			for(var i:uint = 0; i < legends.numChildren; i++) {
1265 :	dservos	1.4	legend = Legend(legends.getChildAt(i));
1266 :			dataField = legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1);
1267 :	dservos	1.2
1268 :	dservos	1.4	if(d.data.hasOwnProperty(dataField)) {
1269 :			for(var k:uint = 0; k < legend.items.numChildren; k++) {
1270 :			item = LegendItem(legend.items.getChildAt(k));
1271 :
1272 :			if(d.data[dataField] == item.value) {
1273 :			items.push(item);
1274 :			break;
1275 :			}
1276 :	dservos	1.2	}
1277 :	dservos	1.4	}
1278 :	dservos	1.2	}
1279 :
1280 :			return items;
1281 :			}
1282 :
1283 :	dservos	1.4	private function removeLegendNodes(item:LegendItem):void {
1284 :			if(item != null) {
1285 :			var legend:Legend = Legend(item.parent.parent);
1286 :			var dataName:String = legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1);
1287 :			var nodes:Array = legendNodes[item] as Array;
1288 :
1289 :			for each(var node:NodeSprite in nodes) {
1290 :			vis.data.removeNode(node);
1291 :			}
1292 :			}
1293 :			}
1294 :
1295 :			private function removeLegendEdges(item:LegendItem):void {
1296 :			if(item != null) {
1297 :			var legend:Legend = Legend(item.parent.parent);
1298 :			var dataName:String = legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1);
1299 :			var edges:Array = legendEdges[item] as Array;
1300 :	dservos	1.2
1301 :	dservos	1.4	for each(var edge:EdgeSprite in edges) {
1302 :			vis.data.removeEdge(edge);
1303 :			}
1304 :			}
1305 :			}
1306 :
1307 :			private function addLegendNodes(item:LegendItem):void {
1308 :	dservos	1.2	if(item != null) {
1309 :	dservos	1.4	var nodes:Array = legendNodes[item] as Array;
1310 :
1311 :			for each(var node:NodeSprite in nodes) {
1312 :			if(markIsVisible(node)) {
1313 :			vis.data.addNode(node);
1314 :			}
1315 :			}
1316 :	dservos	1.2	}
1317 :	dservos	1.4	}
1318 :
1319 :			/*private function dirtyEdges():void {
1320 :			vis.data.edges.visit(function(e:EdgeSprite):void{
1321 :			e.dirty();
1322 :			});
1323 :			}*/
1324 :
1325 :			private function addLegendEdges(item:LegendItem):void {
1326 :			if(item != null) {
1327 :			var edges:Array = legendEdges[item] as Array;
1328 :
1329 :			for each(var edge:EdgeSprite in edges) {
1330 :			if(markIsVisible(edge)) {
1331 :			edge.source.addOutEdge(edge);
1332 :			edge.target.addInEdge(edge);
1333 :			vis.data.addEdge(edge);
1334 :			}
1335 :			}
1336 :			}
1337 :	dservos	1.2	}
1338 :
1339 :			/**
1340 :			* Function to be called when a LegendItem is clicked.
1341 :			* Changes the legendItems alpah value and updates mark visiblity.
1342 :			* @param evt the mouse event.
1343 :			*/
1344 :			private function legendClick(evt:MouseEvent):void {
1345 :	dservos	1.5	var ob:Object = evt.target;
1346 :			var item:LegendItem;
1347 :
1348 :			if(ob is LegendItem) {
1349 :			item = LegendItem(ob);
1350 :			} else if(ob is TextField) {
1351 :			item = LegendItem(TextField(ob).parent.parent);
1352 :			} else {
1353 :			return;
1354 :			}
1355 :	dservos	1.4
1356 :			if(item != null && !invertTransitioner.running && !legendItemTransitioner.running) {
1357 :			legendItemTransitioner.reset();
1358 :
1359 :			if(item.alpha >= 1) {
1360 :			item.alpha = 0.4;
1361 :			//removeLegendEdges(item);
1362 :			removeLegendNodes(item);
1363 :			} else {
1364 :			item.alpha = 1.0;
1365 :			addLegendNodes(item);
1366 :			addLegendEdges(item);
1367 :			}
1368 :
1369 :			setUpLayout();
1370 :			vis.update(legendItemTransitioner).play();
1371 :	dservos	1.2	}
1372 :			}
1373 :
1374 :			/**
1375 :			* Function called when a click happens on a mark on the chart.
1376 :			* Creates and adds a dialog box for that mark/DataSprite when clicked or removes the dialog box if
1377 :			* the mark allready has one.
1378 :			* @param the mouse event.
1379 :			*/
1380 :	dservos	1.1	private function mouseClicked(evt:MouseEvent):void {
1381 :			if(DisplayObject(evt.target).parent == vis.marks) {
1382 :			if(lastBox != null && lastBoxData != null) {
1383 :			lastBoxData.removeChild(lastBox);
1384 :	dservos	1.2	boxhc.detach();
1385 :	dservos	1.1	}
1386 :
1387 :			if(evt.target != lastBoxData) {
1388 :			lastBox = dataDialogBox(DataSprite(evt.target));
1389 :			lastBoxData = DataSprite(evt.target);
1390 :			Sprite(evt.target).addChild(lastBox);
1391 :			vis.marks.setChildIndex(Sprite(evt.target), vis.marks.numChildren - 1);
1392 :	dservos	1.2	boxhc.attach(Sprite(evt.target));
1393 :	dservos	1.1	} else {
1394 :			lastBoxData = null;
1395 :			lastBox = null;
1396 :			}
1397 :			}
1398 :			}
1399 :	dservos	1.4
1400 :			private function selectorClick(evt:MouseEvent):void {
1401 :			var selectorOption:SelectorOption = SelectorOption(evt.target);
1402 :
1403 :			if(!selectorOption.active) {
1404 :			reharvest_data(dataURL + "&" + escape(selectorOption.param) + "=" + escape(selectorOption.value));
1405 :			selectorOption.active = true;
1406 :			selectorOption.alpha = 1;
1407 :			Selector(selectorOption.parent).active.active = false;
1408 :			Selector(selectorOption.parent).active.alpha = 0.4;
1409 :			Selector(selectorOption.parent).active = selectorOption;
1410 :			}
1411 :			}
1412 :	dservos	1.1	}
1413 :			}

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