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

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Revision 1.3 - (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 :			import flare.vis.legend.Legend;
41 :	dservos	1.2	import flare.vis.legend.LegendItem;
42 :	dservos	1.1	import flare.vis.operator.encoder.ColorEncoder;
43 :	dservos	1.3	import flare.vis.operator.encoder.Encoder;
44 :	dservos	1.1	import flare.vis.operator.encoder.ShapeEncoder;
45 :	dservos	1.3	import flare.vis.operator.encoder.SizeEncoder;
46 :	dservos	1.1	import flare.vis.operator.layout.AxisLayout;
47 :	dservos	1.3	import flare.vis.operator.layout.CircleLayout;
48 :			import flare.vis.operator.layout.DendrogramLayout;
49 :			import flare.vis.operator.layout.ForceDirectedLayout;
50 :			import flare.vis.operator.layout.IndentedTreeLayout;
51 :			import flare.vis.operator.layout.Layout;
52 :			import flare.vis.operator.layout.NodeLinkTreeLayout;
53 :			import flare.vis.operator.layout.PieLayout;
54 :			import flare.vis.operator.layout.RadialTreeLayout;
55 :			import flare.vis.operator.layout.RandomLayout;
56 :			import flare.vis.operator.layout.StackedAreaLayout;
57 :			import flare.vis.operator.layout.TreeMapLayout;
58 :			import flare.vis.scale.Scale;
59 :	dservos	1.1	import flare.vis.util.Filters;
60 :
61 :			import flash.display.DisplayObject;
62 :			import flash.display.DisplayObjectContainer;
63 :			import flash.display.Sprite;
64 :	dservos	1.3	import flash.errors.IOError;
65 :	dservos	1.1	import flash.events.Event;
66 :	dservos	1.3	import flash.events.IOErrorEvent;
67 :	dservos	1.1	import flash.events.MouseEvent;
68 :			import flash.filters.GlowFilter;
69 :			import flash.geom.Rectangle;
70 :			import flash.net.URLLoader;
71 :	dservos	1.3	import flash.net.URLRequest;
72 :			import flash.text.TextField;
73 :	dservos	1.1	import flash.text.TextFormat;
74 :
75 :			[SWF(width="800", height="600", backgroundColor="#ffffff", frameRate="30")]
76 :	dservos	1.2	/**
77 :			* Main class for handling grade book data and greatating a visualization.
78 :			*/
79 :	dservos	1.1	public class flare_visualization extends Sprite
80 :			{
81 :	dservos	1.2	/**
82 :			* The visualization object to be used in creating the visualization.
83 :			*/
84 :	dservos	1.1	private var vis:Visualization;
85 :	dservos	1.2
86 :			/**
87 :			* A refernce to the currently displayed dialog box. If null no dialog
88 :			* box is currently being displayed.
89 :			*/
90 :	dservos	1.1	private var lastBox:Sprite = null;
91 :	dservos	1.2
92 :			/**
93 :			* A refernce to the data sprite witch contains the data for witch the
94 :			* currently displayed dialog box is based on and a child of.
95 :			*/
96 :	dservos	1.1	private var lastBoxData:DataSprite = null;
97 :	dservos	1.2
98 :			/**
99 :			* A container for the legends witch will be displayed on the righ hand
100 :			* side.
101 :			*/
102 :			private var legends:Sprite;
103 :
104 :			/**
105 :			* The hover control for the dialog box.
106 :			*/
107 :			private var boxhc:HoverControl = new HoverControl();
108 :
109 :	dservos	1.3	private var settings:XML = new XML();
110 :
111 :			private var dataURL:String;
112 :
113 :			private var settingsURL:String;
114 :
115 :			private var loadingMessage:TextSprite;
116 :
117 :	dservos	1.2	/**
118 :			* The constucter for the flare_visualization class.
119 :			* Calls on harvest_data and sets up the varibles from the flashvars.
120 :			*/
121 :	dservos	1.1	public function flare_visualization()
122 :			{
123 :	dservos	1.3	loadingMessage = new TextSprite("Loading....", new TextFormat("monospace", 20, 0x0000FF, true));
124 :			addChild(loadingMessage);
125 :
126 :	dservos	1.2	// Call harvest_data, loading needed visualization data from moodle.
127 :			// The Moodle wwwroot, course id, users sessionid, users session cookie
128 :			// and session test data are needed to get the data from moodle are
129 :			// loaded threw flashvars.
130 :	dservos	1.3	loaderInfo.addEventListener(Event.COMPLETE, function(evt:Event):void {
131 :			dataURL = loaderInfo.parameters['wwwroot'] + '/grade/report/visual/data.php?id=' + escape(loaderInfo.parameters['courseid']) + '&sessioncookie=' + escape(loaderInfo.parameters['sessioncookie']) + '&sessionid=' + escape(loaderInfo.parameters['sessionid']) + '&sessiontest=' + escape(loaderInfo.parameters['sessiontest']) + '&visid=' + escape(loaderInfo.parameters['visid']);
132 :			settingsURL = loaderInfo.parameters['wwwroot'] + '/grade/report/visual/visual_settings.php?id=' + escape(loaderInfo.parameters['courseid']) + '&visid=' + escape(loaderInfo.parameters['visid']);
133 :
134 :			//dataURL = 'http://localhost/moodle/grade/report/visual/data.php?id=3&sessioncookie=&sessionid=ec7b77fa297d0454fa45367b42761d07&sessiontest=iqw4nC9hc7&visid=grade_distribution';
135 :			//settingsURL = 'http://localhost/moodle/grade/report/visual/visual_settings.php?id=3&visid=grade_distribution';
136 :
137 :			harvest_data();
138 :			});
139 :	dservos	1.1	}
140 :
141 :	dservos	1.2	/**
142 :			* Harvests the data from Moodle and calls on buildVis to build the
143 :			* visualization once the data has been loaded.
144 :			* TODO: Add a loading bar and more feed back about the loading process.
145 :			* @param url The url from witch to load the tab formated data for the visualization.
146 :			*/
147 :	dservos	1.3	public function harvest_data():void
148 :	dservos	1.1	{
149 :	dservos	1.3	loadingMessage.text ="Loading Settings....";
150 :			loadingMessage.x = loaderInfo.width/2 - loadingMessage.width/2;
151 :			loadingMessage.y = loaderInfo.height/2 - loadingMessage.height/2;
152 :
153 :
154 :			try{
155 :			var ds:DataSource = new DataSource(dataURL, "tab");
156 :			var settingsRequest:URLRequest = new URLRequest(settingsURL);
157 :			var settingsLoader:URLLoader = new URLLoader(settingsRequest);
158 :
159 :			settingsLoader.addEventListener(IOErrorEvent.IO_ERROR, function(evt:IOErrorEvent):void {
160 :			error("Loading", evt.text);
161 :			});
162 :
163 :			settingsLoader.addEventListener(Event.COMPLETE, function(evt:Event):void {
164 :			try{
165 :			settings = XML(settingsLoader.data);
166 :			loadingMessage.text = "Loading Data....";
167 :
168 :			var dataLoader:URLLoader = ds.load();
169 :
170 :			dataLoader.addEventListener(IOErrorEvent.IO_ERROR, function(evt:IOErrorEvent):void {
171 :			error("Loading", evt.text);
172 :			});
173 :
174 :			dataLoader.addEventListener(Event.COMPLETE, function(evt:Event):void {
175 :			removeChild(addChild(loadingMessage));
176 :			var data:DataSet = dataLoader.data as DataSet;
177 :			buildVis(Data.fromDataSet(data));
178 :			});
179 :			} catch(e:Error) {
180 :			error("", e.message);
181 :			}
182 :			});
183 :			} catch(e:IOError) {
184 :			error("IO", e.message);
185 :			} catch(e:Error) {
186 :			error("", e.message)
187 :			}
188 :			}
189 :
190 :			private function error(type:String = "", text:String = ""):void {
191 :			trace(type + " Error: " + text);
192 :
193 :			var textfield:TextField = new TextSprite(type + " Error: " + text, new TextFormat("monospace", 12, 0xFF0000, true)).textField;
194 :			textfield.wordWrap = true;
195 :
196 :			addChild(textfield);
197 :	dservos	1.1	}
198 :
199 :	dservos	1.2	/**
200 :			* Find the max width between a container and all of it's decendence
201 :			* This dose not find the width of a container but the greatest width
202 :			* of an invdual component in it's decenedences.
203 :			* @param d The display container to find the max width of.
204 :			* @return the max width value of the display objects.
205 :			*/
206 :	dservos	1.1	private function getMaxWidth(d:DisplayObjectContainer):int {
207 :			var max:int = d.width;
208 :
209 :	dservos	1.2	for(var k:uint = 0; k < d.numChildren; k++ ) {
210 :	dservos	1.1	var width:int = 0;
211 :
212 :			if(d.getChildAt(k) is DisplayObjectContainer) {
213 :			width = getMaxWidth(DisplayObjectContainer(d.getChildAt(k)));
214 :			} else {
215 :			width = d.getChildAt(k).width;
216 :			}
217 :
218 :			if(width > max) {
219 :			max = width;
220 :			}
221 :			}
222 :
223 :			return max;
224 :			}
225 :
226 :	dservos	1.2	/**
227 :			* Simple function to retrun the greatest of two ints.
228 :			* @param num1 the first number to test
229 :			* @param num2 the second number to test
230 :			* @return the largest value between num1 and num2.
231 :			*/
232 :	dservos	1.1	private function max(num1:int, num2:int):int {
233 :			if(num1 > num2) {
234 :			return num1;
235 :			} else {
236 :			return num2;
237 :			}
238 :			}
239 :
240 :	dservos	1.2	/**
241 :			* Find the max height between a container and all of it's decendence
242 :			* This dose not find the width of a container but the greatest height
243 :			* of an invdual component in it's decenedences.
244 :			* @param d The display container to find the max height of.
245 :			* @return the max height value of the display objects.
246 :			*/
247 :	dservos	1.1	private function getMaxHeight(d:DisplayObjectContainer):int {
248 :			var max:int = d.height;
249 :
250 :	dservos	1.2	for(var k:uint = 0; k < d.numChildren; k++ ) {
251 :	dservos	1.1	var height:int = 0;
252 :
253 :			if(d.getChildAt(k) is DisplayObjectContainer) {
254 :			height = getMaxHeight(DisplayObjectContainer(d.getChildAt(k)));
255 :			} else {
256 :			height = d.getChildAt(k).height;
257 :			}
258 :
259 :			if(height > max) {
260 :			max = height;
261 :			}
262 :			}
263 :
264 :			return max;
265 :			}
266 :
267 :	dservos	1.3	private function nullify(o:*):* {
268 :			if(isnull(o)) {
269 :			return null;
270 :			} else {
271 :			return o;
272 :			}
273 :			}
274 :
275 :			private function isnull(o:*):Boolean {
276 :			if(o == null || o.length == 0 || String(o).length == 0) {
277 :			return true;
278 :			} else {
279 :			return false;
280 :			}
281 :			}
282 :
283 :			private function booleanify(o:*):* {
284 :			var ob:Object = nullify(o);
285 :
286 :			if(String(ob).toLocaleLowerCase() == "false") {
287 :			return false;
288 :			} else if (String(ob).toLocaleLowerCase() == "true") {
289 :			return true;
290 :			}
291 :
292 :			return ob;
293 :			}
294 :
295 :			private function passSettings(theClass:Class, XMLSettings:XMLList, ... args):* {
296 :			var params:Array = new Array();
297 :
298 :			for each(var arg:* in args) {
299 :			params.push(arg);
300 :			}
301 :
302 :			for each(var param:* in XMLSettings) {
303 :			var cleanParam:* = booleanify(param);
304 :			if(cleanParam != null) {
305 :			params.push(cleanParam);
306 :			}
307 :			}
308 :
309 :			switch(params.length) {
310 :			case 1: return new theClass(params[0]);
311 :			case 2: return new theClass(params[0], params[1]);
312 :			case 3: return new theClass(params[0], params[1], params[2]);
313 :			case 4: return new theClass(params[0], params[1], params[2], params[3]);
314 :			case 5: return new theClass(params[0], params[1], params[2], params[3], params[4]);
315 :			case 6: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5]);
316 :			case 7: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5], params[6]);
317 :			case 8: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5], params[6], params[7]);
318 :			case 9: return new theClass(params[0], params[1], params[2], params[3], params[4], params[5], params[6], params[7], params[8]);
319 :			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]);
320 :			default: return new theClass();
321 :			}
322 :			}
323 :
324 :			private function toStringArray(xmllist:XMLList):Object {
325 :			if(xmllist.length() > 1) {
326 :			var array:Array = new Array;
327 :
328 :			for each(var element:XML in xmllist) {
329 :			array.push(String(element));
330 :			}
331 :
332 :			return array;
333 :			} else {
334 :			return String(xmllist);
335 :			}
336 :			}
337 :
338 :			private function toNumberArray(xmllist:XMLList):Object {
339 :			if(xmllist.length() > 1) {
340 :			var array:Array = new Array;
341 :
342 :			for each(var element:XML in xmllist) {
343 :			array.push(Number(element));
344 :			}
345 :
346 :			return array;
347 :			} else {
348 :			return Number(xmllist);
349 :			}
350 :			}
351 :
352 :	dservos	1.2	/**
353 :			* Builds the visualization based on the loaded data.
354 :			* Also sets up the legends, buttons and controls.
355 :			* @param data The data that was loaded in from moodle.
356 :			*/
357 :	dservos	1.1	private function buildVis(data:Data):void
358 :			{
359 :	dservos	1.3	if(!isnull(settings.edge)) {
360 :			for each(var edge:XML in settings.edge) {
361 :			data.createEdges(toStringArray(edge.sortby), toStringArray(edge.groupby));
362 :			}
363 :			}
364 :
365 :	dservos	1.1	vis = new Visualization(data);
366 :	dservos	1.2	legends = new Sprite();
367 :
368 :			// Set the functions to be called when a dialog box is hovered over.
369 :			boxhc.onRollOver = boxRollOver;
370 :			boxhc.onRollOut = boxRollOut;
371 :	dservos	1.1
372 :	dservos	1.3	// Set up the layout
373 :			var layout:Layout = new AxisLayout(settings.layout.xaxis.field, settings.layout.yaxis.field);
374 :			switch(int(settings.layout.type)) {
375 :			case 1: layout = passSettings(AxisLayout, settings.layout.setting, settings.layout.xaxis.field, settings.layout.yaxis.field);
376 :			break;
377 :			case 2: layout = passSettings(CircleLayout, settings.layout.setting);
378 :			break;
379 :			case 3: layout = passSettings(DendrogramLayout, settings.layout.setting);
380 :			break;
381 :			case 4: layout = passSettings(ForceDirectedLayout, settings.layout.setting);
382 :			break;
383 :			case 5: layout = passSettings(IndentedTreeLayout, settings.layout.setting);
384 :			break;
385 :			case 6: layout = passSettings(NodeLinkTreeLayout, settings.layout.setting);
386 :			break;
387 :			case 7: layout = passSettings(PieLayout, settings.layout.setting);
388 :			break;
389 :			case 8: layout = passSettings(RadialTreeLayout, settings.layout.setting);
390 :			break;
391 :			case 9: layout = new RandomLayout();
392 :			break;
393 :			case 10: layout = passSettings(StackedAreaLayout, settings.layout.setting);
394 :			break;
395 :			case 11: layout = new TreeMapLayout();
396 :			break;
397 :			default: layout = passSettings(AxisLayout, settings.layout.setting, settings.layout.xaxis.field, settings.layout.yaxis.field);
398 :			break;
399 :			}
400 :			vis.operators.add(layout);
401 :
402 :			// Set up the encoders
403 :			var encoders:Array = new Array(settings.encoder.length);
404 :			for each(var encoder:XML in settings.encoder) {
405 :			var e:Encoder;
406 :
407 :			switch(int(encoder.type)) {
408 :			case 1: e = passSettings(ColorEncoder, encoder.setting, encoder.datafield);
409 :			break;
410 :			case 2: e = passSettings(ShapeEncoder, encoder.setting, encoder.datafield);
411 :			break;
412 :			case 3: e = passSettings(SizeEncoder, encoder.setting, encoder.datafield);
413 :			break;
414 :			default: e = passSettings(ColorEncoder, encoder.setting, encoder.datafield);
415 :			break;
416 :			}
417 :
418 :			encoders[encoder.id] = e;
419 :			vis.operators.add(e);
420 :			}
421 :	dservos	1.1
422 :	dservos	1.2	// Set up the layout of the axes.
423 :	dservos	1.1	vis.xyAxes.xAxis.horizontalAnchor = TextSprite.LEFT;
424 :			vis.xyAxes.xAxis.verticalAnchor = TextSprite.MIDDLE;
425 :			vis.xyAxes.xAxis.labelAngle = Math.PI / 2;
426 :			vis.xyAxes.xAxis.fixLabelOverlap = false;
427 :			vis.xyAxes.yAxis.fixLabelOverlap = false;
428 :
429 :	dservos	1.3	if(!isnull(settings.layout.yaxis.labelformat)) {
430 :			vis.xyAxes.yAxis.labelFormat = settings.layout.yaxis.labelformat;
431 :			} else {
432 :			vis.xyAxes.yAxis.labelFormat = "0";
433 :			}
434 :
435 :			if(!isnull(settings.layout.xaxis.labelformat)) {
436 :			vis.xyAxes.xAxis.labelFormat = settings.layout.xaxis.labelformat;
437 :			} else {
438 :			vis.xyAxes.xAxis.labelFormat = "0";
439 :			}
440 :
441 :			if(!isnull(settings.layout.xaxis.min)) {
442 :			vis.xyAxes.xAxis.axisScale.min = settings.layout.xaxis.min;
443 :			vis.xyAxes.xAxis.axisScale.flush = true;
444 :			}
445 :
446 :			if(!isnull(settings.layout.xaxis.max)) {
447 :			vis.xyAxes.xAxis.axisScale.max = settings.layout.xaxis.max;
448 :			vis.xyAxes.xAxis.axisScale.flush = true;
449 :			}
450 :
451 :			if(!isnull(settings.layout.yaxis.min)) {
452 :			vis.xyAxes.yAxis.axisScale.min = settings.layout.yaxis.min;
453 :			}
454 :
455 :			if(!isnull(settings.layout.yaxis.max)) {
456 :			vis.xyAxes.yAxis.axisScale.max = settings.layout.yaxis.max;
457 :			}
458 :
459 :			if(!isnull(settings.layout.yaxis.yoffset)) {
460 :			vis.xyAxes.yAxis.labelOffsetY = settings.layout.yaxis.yoffset;
461 :			}
462 :
463 :			if(!isnull(settings.layout.yaxis.xoffset)) {
464 :			vis.xyAxes.yAxis.labelOffsetX = settings.layout.yaxis.xoffset;
465 :			}
466 :
467 :			if(!isnull(settings.layout.xaxis.yoffset)) {
468 :			vis.xyAxes.xAxis.labelOffsetY = settings.layout.xaxis.yoffset;
469 :			}
470 :
471 :			if(!isnull(settings.layout.xaxis.xoffset)) {
472 :			vis.xyAxes.xAxis.labelOffsetX = settings.layout.xaxis.xoffset;
473 :			}
474 :
475 :
476 :	dservos	1.2	// Update the visualization so the widths and other values are correct.
477 :	dservos	1.1	vis.update();
478 :
479 :	dservos	1.2	// Initalize the X and Y axis labels and the visualizations title.
480 :	dservos	1.3	var labelX:TextSprite = new TextSprite(settings.labels.xaxis, new TextFormat(settings.style.text.font, settings.style.text.size));
481 :			var labelY:TextSprite = new TextSprite(settings.labels.yaxis, new TextFormat(settings.style.text.font, settings.style.text.size));
482 :			var title:TextSprite = new TextSprite(settings.labels.title, new TextFormat(settings.style.text.font, int(settings.style.text.size) + 5));
483 :	dservos	1.1
484 :	dservos	1.2	// Find the largest width out of the X axis labels so it can used for positing sprites.
485 :			var xLabelsHeight:int = getMaxHeight(vis.xyAxes.xAxis.labels);
486 :			var yLabelsWidth:int = getMaxWidth(vis.xyAxes.yAxis.labels);
487 :
488 :			// Position the visualization.
489 :	dservos	1.1	vis.y = title.height + 10;
490 :	dservos	1.2	vis.x = labelY.height + -vis.xyAxes.yAxis.labelOffsetX + yLabelsWidth;
491 :	dservos	1.1
492 :	dservos	1.2	// Set up the legends.
493 :	dservos	1.3	var nextLegendY:int = 0;
494 :			for each(var legend:XML in settings.legend) {
495 :			var en:Encoder = encoders[legend.encoderid];
496 :			var l:Legend;
497 :
498 :			switch(int(settings.encoder.(id == int(legend.encoderid)).type)) {
499 :			case 1: l = new Legend(en.source, en.scale, ColorEncoder(en).colors);
500 :			break;
501 :			case 2: l = new Legend(en.source, en.scale, null, ShapeEncoder(en).shapes);
502 :			break;
503 :			case 3: l = new Legend(en.source, en.scale, null, null, SizeEncoder(en).sizes);
504 :			break;
505 :			default: l = new Legend(en.source, en.scale, ColorEncoder(en).colors);
506 :			break;
507 :			}
508 :
509 :			l.x = 0;
510 :			l.y = nextLegendY;
511 :			nextLegendY += l.height;
512 :
513 :			l.items.addEventListener(MouseEvent.CLICK, legendClick);
514 :
515 :			var lhc:HoverControl = new HoverControl(l.items);
516 :			lhc.onRollOver = legendRollOver;
517 :			lhc.onRollOut = legendRollOut;
518 :
519 :			legends.addChild(l);
520 :			}
521 :
522 :	dservos	1.2	// Set the bounds of the visualization based on the hieght and width of the flash application,
523 :			// and the other components so the visualization is takes up the unused space.
524 :	dservos	1.3	vis.bounds = new Rectangle(0, 0, loaderInfo.width - (legends.width + 15 + vis.x), loaderInfo.height - (vis.y + xLabelsHeight + labelX.height + vis.xyAxes.xAxis.labelOffsetY));
525 :	dservos	1.2
526 :			// Add the visualization to the main sprite.
527 :	dservos	1.1	addChild(vis);
528 :
529 :	dservos	1.2	// Set up the properitys of the data sprites and add a eventlistener to check for
530 :			// clicks on them.
531 :	dservos	1.3	vis.data.nodes.visit(function(d:DataSprite):void {
532 :			if(!isnull(settings.style.nodeshape)) {
533 :			d.shape = settings.style.nodeshape;
534 :			}
535 :	dservos	1.1	d.fillColor = 0x018888ff;
536 :			d.fillAlpha = 0.2;
537 :			d.lineWidth = 2;
538 :			d.addEventListener(MouseEvent.CLICK, mouseClicked);
539 :	dservos	1.3
540 :			});
541 :
542 :			vis.data.edges.visit(function(d:DataSprite):void {
543 :			if(!isnull(settings.style.edgeshape)) {
544 :			d.shape = settings.style.edgeshape;
545 :			}
546 :			d.lineWidth = 2;
547 :			d.fillAlpha = 1;
548 :	dservos	1.1	});
549 :
550 :	dservos	1.2	// Position the legends.
551 :			legends.x = vis.bounds.width + 10;
552 :
553 :			// Position and add the labels and title to the axes.
554 :	dservos	1.1	labelX.x = vis.bounds.width/2 - labelX.width/2;
555 :			labelX.y = vis.bounds.height + vis.xyAxes.xAxis.labelOffsetY + xLabelsHeight;
556 :			vis.xyAxes.xAxis.addChild(labelX);
557 :
558 :	dservos	1.3	labelY.rotation = -90;
559 :	dservos	1.1	labelY.x = -vis.x;
560 :	dservos	1.3	labelY.y = (vis.bounds.height/2) + (labelY.height/2);
561 :	dservos	1.1	vis.xyAxes.yAxis.addChild(labelY);
562 :
563 :			title.x = vis.bounds.width/2 - title.width/2;
564 :			title.y = -vis.y;
565 :			vis.xyAxes.addChild(title);
566 :
567 :	dservos	1.2	// Add the legeneds container to the visualization.
568 :			vis.addChild(legends);
569 :	dservos	1.1
570 :	dservos	1.2	// Set up the hovercontrol for the marks on the chart
571 :	dservos	1.1	var hc:HoverControl = new HoverControl(vis, Filters.isDataSprite);
572 :			hc.onRollOver = rollOver;
573 :			hc.onRollOut = rollOut;
574 :
575 :	dservos	1.2	// Set up the buttons and a container for them.
576 :			var controls:Sprite = new Sprite();
577 :	dservos	1.3	var bInvert:Button = new Button(settings.lang.invertaxes, settings.style.button);
578 :			var bHideAxis:Button = new Button(settings.lang.hide + " " + settings.lang.axes, settings.style.button);
579 :			var bHideXLabel:Button = new Button(settings.lang.hide + " " + settings.lang.xlabels, settings.style.button);
580 :			var bHideYLabel:Button = new Button(settings.lang.hide + " " + settings.lang.ylabels, settings.style.button);
581 :	dservos	1.2
582 :			var hideXLabelTransitioner:Transitioner = new Transitioner(2);
583 :	dservos	1.3	hideXLabelTransitioner.onEnd = updateMarkVisiblity;
584 :			hideXLabelTransitioner.onStart = updateMarkVisiblity;
585 :
586 :	dservos	1.2	bHideXLabel.addEventListener(MouseEvent.CLICK, function(evt:MouseEvent):void {
587 :			if(!hideXLabelTransitioner.running) {
588 :			hideXLabelTransitioner.reset();
589 :
590 :	dservos	1.3	if(bHideXLabel.text == settings.lang.show + " " + settings.lang.xlabels) {
591 :			bHideXLabel.text = settings.lang.hide + " " + settings.lang.xlabels;
592 :	dservos	1.2	vis.xyAxes.xAxis.showLabels = true;
593 :			vis.bounds = new Rectangle(0, 0, loaderInfo.width - (legends.width + 15 + vis.x), loaderInfo.height - (vis.y + xLabelsHeight + labelX.height + vis.xyAxes.xAxis.labelOffsetY));
594 :			} else {
595 :	dservos	1.3	bHideXLabel.text = settings.lang.show + " " + settings.lang.xlabels;
596 :	dservos	1.2	vis.xyAxes.xAxis.showLabels = false;
597 :			vis.bounds = new Rectangle(0, 0, loaderInfo.width - (legends.width + 15 + vis.x), loaderInfo.height - (vis.y + labelX.height));
598 :			}
599 :
600 :			hideXLabelTransitioner.$(labelY).x = -vis.x;
601 :			hideXLabelTransitioner.$(labelY).y = vis.bounds.height/2 - labelY.height/2;
602 :
603 :			vis.update(hideXLabelTransitioner).play();
604 :			}
605 :			});
606 :
607 :			var hideYLabelTransitioner:Transitioner = new Transitioner(2);
608 :	dservos	1.3	hideYLabelTransitioner.onEnd = updateMarkVisiblity;
609 :			hideYLabelTransitioner.onStart = updateMarkVisiblity;
610 :
611 :	dservos	1.2	bHideYLabel.addEventListener(MouseEvent.CLICK, function(evt:MouseEvent):void {
612 :			if(!hideYLabelTransitioner.running) {
613 :			var t:Transitioner = new Transitioner(2);
614 :			var newX:int;
615 :
616 :			hideYLabelTransitioner.reset();
617 :
618 :	dservos	1.3	if(bHideYLabel.text == settings.lang.show + " " + settings.lang.ylabels) {
619 :			bHideYLabel.text = settings.lang.hide + " " + settings.lang.ylabels;
620 :	dservos	1.2	vis.xyAxes.yAxis.showLabels = true;
621 :			newX = labelY.width + -vis.xyAxes.yAxis.labelOffsetX + yLabelsWidth;
622 :			} else {
623 :	dservos	1.3	bHideYLabel.text = settings.lang.show + " " + settings.lang.ylabels;
624 :	dservos	1.2	vis.xyAxes.yAxis.showLabels = false;
625 :			newX = labelY.width;
626 :			}
627 :
628 :			t.$(vis).x = newX;
629 :			vis.bounds = new Rectangle(0, 0, loaderInfo.width - (legends.width + 15 + newX), loaderInfo.height - (vis.y + xLabelsHeight + labelX.height + vis.xyAxes.xAxis.labelOffsetY));
630 :
631 :			// Reposition the labels and title.
632 :			t.$(title).x = vis.bounds.width/2 - title.width/2;
633 :			t.$(labelX).x = vis.bounds.width/2 - labelX.width/2;
634 :			t.$(labelX).y = vis.bounds.height + vis.xyAxes.xAxis.labelOffsetY + xLabelsHeight;
635 :			t.$(labelY).x = -newX;
636 :			t.$(labelY).y = vis.bounds.height/2 - labelY.height/2;
637 :
638 :			// Keep the legends in there place.
639 :			t.$(legends).x = vis.bounds.width + 10;
640 :
641 :			t.play();
642 :			vis.update(hideYLabelTransitioner).play();
643 :			}
644 :			});
645 :
646 :			// Set up the transitioner to be used when inverting the axes
647 :			var updateTransitioner:Transitioner = new Transitioner(2);
648 :			updateTransitioner.onEnd = function():void {
649 :			updateMarkVisiblity();
650 :			vis.xyAxes.xAxis.labels.visible = true;
651 :			vis.xyAxes.yAxis.labels.visible = true;
652 :			};
653 :			updateTransitioner.onStart = function():void {
654 :			updateMarkVisiblity();
655 :			vis.xyAxes.xAxis.labels.visible = false;
656 :			vis.xyAxes.yAxis.labels.visible = false;
657 :			}
658 :
659 :			// The function to invert the axes.
660 :	dservos	1.1	bInvert.addEventListener(MouseEvent.CLICK, function(evt:MouseEvent):void {
661 :	dservos	1.2	// If we are not allready in the process of inverting the axes.
662 :			if(!updateTransitioner.running) {
663 :			var t:Transitioner = new Transitioner(2);
664 :			var tempText:String = labelX.text;
665 :			var tempOffset:int = vis.xyAxes.xAxis.labelOffsetX;
666 :			var tempWidth:uint = vis.bounds.width;
667 :	dservos	1.3	var tempLabelFormat:String = vis.xyAxes.xAxis.labelFormat;
668 :	dservos	1.2	var tempLabels:int = xLabelsHeight;
669 :	dservos	1.3	var tempScale:Scale = vis.xyAxes.xAxis.axisScale;
670 :			var tempLabelOffsetY:Number = vis.xyAxes.xAxis.labelOffsetY;
671 :			var tempLabelOffsetX:Number = vis.xyAxes.xAxis.labelOffsetX;
672 :	dservos	1.2	var currentXLabelsHeight:int = getMaxWidth(vis.xyAxes.yAxis.labels);
673 :
674 :			var tempShowLabels:Boolean = vis.xyAxes.xAxis.showLabels;
675 :	dservos	1.1
676 :	dservos	1.2	// Rest the transitioner for a clean transition.
677 :			updateTransitioner.reset();
678 :
679 :	dservos	1.3	vis.xyAxes.xAxis.axisScale = vis.xyAxes.yAxis.axisScale;
680 :			vis.xyAxes.yAxis.axisScale = tempScale;
681 :			vis.xyAxes.yAxis.axisScale.flush = true;
682 :			vis.xyAxes.xAxis.axisScale.flush = true
683 :
684 :	dservos	1.2	// Flip the axis feilds.
685 :	dservos	1.3	if(settings.layout.type == 1) {
686 :			AxisLayout(layout).xField = settings.layout.yaxis.field;
687 :			AxisLayout(layout).yField = settings.layout.xaxis.field;
688 :			settings.layout.xaxis.field = AxisLayout(layout).xField;
689 :			settings.layout.yaxis.field = AxisLayout(layout).yField;
690 :
691 :			var tempStack:Boolean = AxisLayout(layout).xStacked;
692 :			AxisLayout(layout).xStacked = AxisLayout(layout).yStacked;
693 :			AxisLayout(layout).yStacked = tempStack;
694 :			}
695 :
696 :			vis.xyAxes.xAxis.labelFormat = vis.xyAxes.yAxis.labelFormat;
697 :			vis.xyAxes.yAxis.labelFormat = tempLabelFormat;
698 :
699 :
700 :			vis.xyAxes.xAxis.labelOffsetX = vis.xyAxes.yAxis.labelOffsetY * -1;
701 :			vis.xyAxes.yAxis.labelOffsetY = tempLabelOffsetX * -1;
702 :			vis.xyAxes.xAxis.labelOffsetY = vis.xyAxes.yAxis.labelOffsetX * -1;
703 :			vis.xyAxes.yAxis.labelOffsetX = tempLabelOffsetY * -1;
704 :
705 :
706 :	dservos	1.2	xLabelsHeight = yLabelsWidth;
707 :			yLabelsWidth = tempLabels;
708 :
709 :	dservos	1.3
710 :	dservos	1.2	vis.xyAxes.xAxis.showLabels = vis.xyAxes.yAxis.showLabels;
711 :			vis.xyAxes.yAxis.showLabels = tempShowLabels;
712 :
713 :			if(vis.xyAxes.yAxis.showLabels) {
714 :	dservos	1.3	bHideYLabel.text = settings.lang.hide + " " + settings.lang.ylabels;
715 :	dservos	1.2	} else {
716 :	dservos	1.3	bHideYLabel.text = settings.lang.show + " " + settings.lang.ylabels;
717 :	dservos	1.2	}
718 :
719 :			if(vis.xyAxes.xAxis.showLabels) {
720 :	dservos	1.3	bHideXLabel.text = settings.lang.hide + " " + settings.lang.xlabels;
721 :	dservos	1.2	} else {
722 :	dservos	1.3	bHideXLabel.text = settings.lang.show + " " + settings.lang.xlabels;
723 :	dservos	1.2	}
724 :
725 :			// Flip the labels
726 :			labelX.text = labelY.text;
727 :			labelY.text = tempText;
728 :
729 :			// Find the new X value for the visualization.
730 :			var newX:int = labelY.width + vis.xyAxes.xAxis.labelOffsetY + getMaxHeight(vis.xyAxes.xAxis.labels);
731 :
732 :			// Reposition and set the bounds of the visualization.
733 :			t.$(vis).x = newX;
734 :			vis.bounds = new Rectangle(0, 0, loaderInfo.width - (legends.width + 15 + newX), loaderInfo.height - (vis.y + currentXLabelsHeight + labelX.height + vis.xyAxes.xAxis.labelOffsetY));
735 :
736 :			// Reposition the labels and title.
737 :			t.$(title).x = vis.bounds.width/2 - title.width/2;
738 :			t.$(labelX).x = vis.bounds.width/2 - labelX.width/2;
739 :			t.$(labelX).y = vis.bounds.height + vis.xyAxes.xAxis.labelOffsetY + currentXLabelsHeight;
740 :			t.$(labelY).x = -newX;
741 :	dservos	1.3	t.$(labelY).y = vis.bounds.height/2 + labelY.height/2;
742 :	dservos	1.2
743 :			// Keep the legends in there place.
744 :			t.$(legends).x = vis.bounds.width + 10;
745 :
746 :			//Play the transition.
747 :			t.play();
748 :			vis.update(updateTransitioner).play();
749 :			}
750 :			});
751 :
752 :			// Set up the transitioner for the hide axes button.
753 :			var hideAxisTrans:Transitioner = new Transitioner(1);
754 :
755 :			// Function for hidding the axes.
756 :			bHideAxis.addEventListener(MouseEvent.CLICK, function(evt:MouseEvent):void {
757 :			// If we are not allready in the process of hidding the axes
758 :			if(!hideAxisTrans.running) {
759 :			// Reset the transitoner for a clean transiton.
760 :			hideAxisTrans.reset();
761 :
762 :			// Hide or show the axes.
763 :	dservos	1.3	if(bHideAxis.text == settings.lang.show + " " + settings.lang.axes) {
764 :			hideAxisTrans.$(bHideAxis).text = settings.lang.hide + " " + settings.lang.axes;
765 :			layout.showAxes(hideAxisTrans).play();
766 :	dservos	1.2	} else {
767 :	dservos	1.3	hideAxisTrans.$(bHideAxis).text = settings.lang.show + " " + settings.lang.axes;
768 :			layout.hideAxes(hideAxisTrans).play();
769 :	dservos	1.2	}
770 :			}
771 :	dservos	1.1	});
772 :
773 :	dservos	1.2	// Position the buttons inside there container.
774 :			bHideXLabel.x = 0;
775 :			bHideXLabel.y = 0;
776 :
777 :			bHideAxis.x = legends.width - bHideAxis.width - 5;
778 :			bHideAxis.y = bHideXLabel.y;
779 :
780 :			bInvert.x = legends.width - bInvert.width - 5;
781 :			bInvert.y = bHideXLabel.y + bHideXLabel.height + 2;
782 :
783 :			bHideYLabel.x = 0;
784 :			bHideYLabel.y = bHideXLabel.y + bHideXLabel.height + 2;
785 :
786 :			// Poistion the buttons container.
787 :			controls.x = legends.x + vis.x;
788 :			controls.y = legends.y + legends.height + vis.y + 20;
789 :
790 :			// Add the buttons to the container and the container to the main sprite.
791 :			controls.addChild(bInvert);
792 :			controls.addChild(bHideAxis);
793 :			controls.addChild(bHideXLabel);
794 :			controls.addChild(bHideYLabel);
795 :			addChild(controls);
796 :
797 :			// Set the marks on the chart to the higest deepth.
798 :			vis.setChildIndex(vis.marks, vis.numChildren - 1);
799 :
800 :			// Update.
801 :	dservos	1.1	vis.update();
802 :	dservos	1.2	updateMarkVisiblity();
803 :	dservos	1.1	}
804 :
805 :	dservos	1.2	/**
806 :			* Roll over function witch makes the object 0.5 units bigger and adds a glow filter.
807 :			* @param ob the object witch was rolled over.
808 :			*/
809 :	dservos	1.1	private function rollOver(ob:Object):void {
810 :			ob.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
811 :	dservos	1.2	ob.size += 0.5;
812 :	dservos	1.1	}
813 :
814 :	dservos	1.2	/**
815 :			* Roll out function witch removes the filters and makes the object 0.5 units smaller.
816 :			* @param ob the object witch was rolled out of.
817 :			*/
818 :	dservos	1.1	private function rollOut(ob:Object):void {
819 :			ob.filters = null;
820 :	dservos	1.2	ob.size -= 0.5;
821 :	dservos	1.1	}
822 :
823 :	dservos	1.2	/**
824 :			* Roll over function for the dialog box.
825 :			* Adds a glow filter to the curently active dialog box.
826 :			* @param ob a child of the dialog box.
827 :			*/
828 :	dservos	1.1	private function boxRollOver(ob:Object):void {
829 :			if(lastBoxData != null) {
830 :			lastBoxData.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
831 :			}
832 :			}
833 :
834 :	dservos	1.2	/**
835 :			* Roll out function for the dialog box.
836 :			* Removes filters on the curently active dialog box.
837 :			* @param ob a child of the dialog box.
838 :			*/
839 :	dservos	1.1	private function boxRollOut(ob:Object):void {
840 :			if(lastBoxData != null) {
841 :			lastBoxData.filters = null;
842 :			}
843 :			}
844 :
845 :	dservos	1.2	/**
846 :			* Finds the Legend belonging to the LegendItem passed.
847 :			* TODO: See if this can be replaced by a .parent call.
848 :			* @param item a LegendItem to find the Legend of.
849 :			* @return the Legend that contains the passed LegendItem.
850 :			*/
851 :			private function findLegendByItem(item:LegendItem):Legend {
852 :			for(var i:uint = 0; i < legends.numChildren; i++ ) {
853 :			if(Legend(legends.getChildAt(i)).items.contains(item)) {
854 :			return Legend(legends.getChildAt(i));
855 :			}
856 :			}
857 :
858 :			return null;
859 :			}
860 :
861 :			/**
862 :			* Roll over function for legends.
863 :			* Adds a glow filter to the legend's item aswell as all the markers on the chart
864 :			* that are realted to the legend item and incrases there size by 1 unit.
865 :			* @param ob the LegendItem being rolled over.
866 :			*/
867 :			private function legendRollOver(ob:LegendItem):void {
868 :			var legend:Legend = findLegendByItem(ob);
869 :			var dataName:String = legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1);
870 :
871 :			ob.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
872 :
873 :			vis.data.visit(function(d:DataSprite):void {
874 :			if(d.data.hasOwnProperty(dataName) && ob.value == d.data[dataName]) {
875 :			d.filters = [new GlowFilter(0xFFFF55, 0.8, 6, 6, 10)];
876 :			d.size += 1;
877 :			}
878 :			}, 3, Filters.isDataSprite);
879 :			}
880 :
881 :			/**
882 :			* Roll out function for legends.
883 :			* Removes filters to the legend's item aswell as all the markers on the chart
884 :			* that are realted to the legend item and decrases there size by 1 unit.
885 :			* @param ob the LegendItem being rolled out of.
886 :			*/
887 :			private function legendRollOut(ob:LegendItem):void {
888 :			var legend:Legend = findLegendByItem(ob);
889 :			var dataName:String = legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1);
890 :
891 :			ob.filters = null;
892 :
893 :			vis.data.visit(function(d:DataSprite):void {
894 :			if(d.data.hasOwnProperty(dataName) && ob.value == d.data[dataName]) {
895 :			d.filters = null;
896 :			d.size -= 1;
897 :			}
898 :			}, 3, Filters.isDataSprite);
899 :			}
900 :
901 :			/**
902 :			* Creates and returns a dialog box containing information on the passed data sprite.
903 :			* @param data the DataSprite containing the information to display.
904 :			* @returns the Sprite containing the dialog box.
905 :			*/
906 :	dservos	1.1	private function dataDialogBox(data:DataSprite):Sprite {
907 :			var box:Sprite = new Sprite;
908 :
909 :			var backGround:Sprite = new Sprite;
910 :	dservos	1.3	backGround.graphics.beginFill(parseInt(settings.style.popup.bgcolor, 16), settings.style.popup.alpha);
911 :			backGround.graphics.lineStyle(settings.style.popup.line.size, parseInt(settings.style.popup.line.color, 16), settings.style.popup.line.alpha);
912 :	dservos	1.1
913 :			var text:Sprite = new Sprite;
914 :	dservos	1.2	var x:int = 5;
915 :			var y:int = 0;
916 :
917 :			for(var property:Object in data.data) {
918 :	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));
919 :	dservos	1.2	temp.x = x;
920 :			temp.y = y;
921 :			text.addChild(temp);
922 :			y += temp.height;
923 :			}
924 :	dservos	1.1
925 :	dservos	1.2	backGround.graphics.drawRoundRect(0, 0, text.width + 10, text.height, 30, 30);
926 :	dservos	1.1
927 :			box.addChild(backGround);
928 :			box.addChild(text);
929 :
930 :			return box;
931 :			}
932 :
933 :	dservos	1.2	/**
934 :			* Check if a mark on the chart is visible based on the related LegendItems states.
935 :			* @param d the DataSprite to check the visiblility of.
936 :			* @returns true if the mark is visible.
937 :			*/
938 :			private function markIsVisible(d:DataSprite):Boolean {
939 :			var items:Array = getLegendItems(d);
940 :
941 :			for each(var item:LegendItem in items) {
942 :			if(item.alpha != 1) {
943 :			return false;
944 :			}
945 :			}
946 :
947 :			return true;
948 :			}
949 :
950 :			/**
951 :			* Gets all LegenedItems realted to a given DataSprite/mark.
952 :			* @params d the DataSprite on the chart.
953 :			* @returns Array of LegendItems that are realted to the given DataSprite.
954 :			*/
955 :			private function getLegendItems(d:DataSprite):Array {
956 :			var items:Array = new Array();
957 :
958 :			for(var i:uint = 0; i < legends.numChildren; i++) {
959 :			var legend:Legend = Legend(legends.getChildAt(i));
960 :
961 :			for(var k:uint = 0; k < legend.items.numChildren; k++) {
962 :			var item:LegendItem = LegendItem(legend.items.getChildAt(k));
963 :
964 :			if(d.data[legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1)] == item.value) {
965 :			items.push(item);
966 :			break;
967 :			}
968 :			}
969 :			}
970 :
971 :			return items;
972 :			}
973 :
974 :			/**
975 :			* Sets the visible atrubute of the marks/DataSprites based on the status of the LegendItems realted to it.
976 :			* @param item if set, only updates marks for that LegendItem. Otherwise updates all marks.
977 :			*/
978 :			private function updateMarkVisiblity(item:LegendItem=null):void {
979 :			var legend:Legend;
980 :			var dataName:String;
981 :
982 :			if(item != null) {
983 :			legend = findLegendByItem(item);
984 :			dataName = legend.dataField.substr(legend.dataField.lastIndexOf('.') + 1);
985 :			}
986 :
987 :			vis.data.visit(function(d:DataSprite):void {
988 :			if(item == null || (d.data.hasOwnProperty(dataName) && item.value == d.data[dataName])) {
989 :			if(markIsVisible(d)) {
990 :			//d.alpha = 1.0;
991 :			d.visible = true;
992 :			} else {
993 :			//d.alpha = 0.0;
994 :			d.visible = false;
995 :			}
996 :			}
997 :			}, 3, Filters.isDataSprite);
998 :			}
999 :
1000 :			/**
1001 :			* Function to be called when a LegendItem is clicked.
1002 :			* Changes the legendItems alpah value and updates mark visiblity.
1003 :			* @param evt the mouse event.
1004 :			*/
1005 :			private function legendClick(evt:MouseEvent):void {
1006 :			var item:LegendItem = LegendItem(evt.target);
1007 :
1008 :			if(item.alpha == 1) {
1009 :			item.alpha = 0.4;
1010 :			} else {
1011 :			item.alpha = 1.0;
1012 :			}
1013 :
1014 :			updateMarkVisiblity(item);
1015 :	dservos	1.3	vis.update();
1016 :	dservos	1.2	}
1017 :
1018 :			/**
1019 :			* Function called when a click happens on a mark on the chart.
1020 :			* Creates and adds a dialog box for that mark/DataSprite when clicked or removes the dialog box if
1021 :			* the mark allready has one.
1022 :			* @param the mouse event.
1023 :			*/
1024 :	dservos	1.1	private function mouseClicked(evt:MouseEvent):void {
1025 :			if(DisplayObject(evt.target).parent == vis.marks) {
1026 :			if(lastBox != null && lastBoxData != null) {
1027 :			lastBoxData.removeChild(lastBox);
1028 :	dservos	1.2	boxhc.detach();
1029 :	dservos	1.1	}
1030 :
1031 :			if(evt.target != lastBoxData) {
1032 :			lastBox = dataDialogBox(DataSprite(evt.target));
1033 :			lastBoxData = DataSprite(evt.target);
1034 :			Sprite(evt.target).addChild(lastBox);
1035 :			vis.marks.setChildIndex(Sprite(evt.target), vis.marks.numChildren - 1);
1036 :	dservos	1.2	boxhc.attach(Sprite(evt.target));
1037 :	dservos	1.1	} else {
1038 :			lastBoxData = null;
1039 :			lastBox = null;
1040 :			}
1041 :			}
1042 :			}
1043 :			}
1044 :			}

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