src/org/un/cava/birdeye/ravis/components/ui/controls/vgraphControls/EdgeRendererSelector.mxml
<?xml version="1.0" encoding="utf-8"?>
<!--
*
* The MIT License
*
* Copyright (c) 2008
* United Nations Office at Geneva
* Center for Advanced Visual Analytics
* http://cava.unog.ch
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
-->
<mx:ComboBox xmlns:mx="http://www.adobe.com/2006/mxml"
height="20"
width="100%"
color="#CCCCCC"
prompt="Select edge style."
toolTip="Select the style of line drawn between nodes."
initialize="initData()"
change="changeEdgeRenderer()" >
<mx:ArrayCollection id="ervalues">
<mx:String>Default</mx:String>
<mx:String>DirectedArrows</mx:String>
<mx:String>BidirectedArrows</mx:String>
<mx:String>DirectedBalloons</mx:String>
<mx:String>Orthogonal</mx:String>
<mx:String>Flow</mx:String>
<mx:String>Bezier</mx:String>
<mx:String>Circular</mx:String>
<mx:String>Hyperbolic</mx:String>
</mx:ArrayCollection>
<mx:Script>
<![CDATA[
import mx.utils.ObjectUtil;
import org.un.cava.birdeye.ravis.graphLayout.visual.IVisualGraph;
import org.un.cava.birdeye.ravis.graphLayout.visual.VisualGraph;
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.BaseEdgeRenderer;
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.CircularEdgeRenderer;
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.DirectedArrowEdgeRenderer;
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.BidirectedArrowEdgeRenderer
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.DirectedBalloonEdgeRenderer;
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.FlowCurveEdgeRenderer;
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.FlowEdgeRenderer;
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.HyperbolicEdgeRenderer;
import org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers.OrthogonalEdgeRenderer;
import org.un.cava.birdeye.ravis.utils.LogUtil;
import org.un.cava.birdeye.ravis.utils.events.VGraphEvent;
private static const _LOG:String = "components.ui.controls.vgraphControls.EdgeRendererSelector";
private var _vgraph:VisualGraph;
/**
* Provides access to the registered vgraph object.
* */
public function set vgraph(v:VisualGraph):void {
_vgraph = v;
registerListeners();
}
/**
* @private
* */
public function get vgraph():VisualGraph {
return _vgraph;
}
/**
* When enabling or disabling this component, we also
* perform some specific tasks.
* Attention do completely disable interaction
* there is also the mouseEnabled property.
*
* @inheritDoc
* */
override public function set enabled(e:Boolean):void {
if(e == true) {
this.setStyle("color",0x000000);
this.alpha=1;
} else {
this.setStyle("color",0xCCCCCC);
this.alpha=0.3;
}
/* call superclass (ComboBox) */
super.enabled = e;
}
/**
* Set the selected EdgeLabelRenderer.
* */
public function changeEdgeRenderer():void {
var er:String;
var g:IVisualGraph;
if(_vgraph == null) {
LogUtil.warn(_LOG, "Cannot change EdgeRenderer, no valid vgraph!");
return;
}
g = _vgraph;
/* get the currently selected EdgeRenderer */
er = this.selectedItem as String;
switch(er) {
case "Default":
_vgraph.edgeRendererFactory = new ClassFactory(BaseEdgeRenderer);
break;
case "DirectedArrows":
_vgraph.edgeRendererFactory = new ClassFactory(DirectedArrowEdgeRenderer);
break;
case "BidirectedArrows":
_vgraph.edgeRendererFactory = new ClassFactory(BidirectedArrowEdgeRenderer);
break;
case "DirectedBalloons":
_vgraph.edgeRendererFactory = new ClassFactory(DirectedBalloonEdgeRenderer);
break;
case "Orthogonal":
_vgraph.edgeRendererFactory = new ClassFactory(OrthogonalEdgeRenderer);
break;
case "Flow":
_vgraph.edgeRendererFactory = new ClassFactory(FlowEdgeRenderer);
break;
case "Bezier":
_vgraph.edgeRendererFactory = new ClassFactory(FlowCurveEdgeRenderer);
break;
case "Circular":
_vgraph.edgeRendererFactory = new ClassFactory(CircularEdgeRenderer);
break;
case "Hyperbolic":
_vgraph.edgeRendererFactory = new ClassFactory(HyperbolicEdgeRenderer);
break;
default:
LogUtil.warn(_LOG, "Illegal EdgeRenderer selected:"+er);
_vgraph.edgeRendererFactory = new ClassFactory(BaseEdgeRenderer);
break;
}
_vgraph.refresh();
}
/**
* Refresh the selector with the current EdgeLabelRenderer.
* */
public function refreshSelector(e:VGraphEvent = null):void {
var erClassName:String;
if(_vgraph == null) {
LogUtil.warn(_LOG, "Cannot refresh EdgeRenderer, no valid vgraph!");
return;
}
erClassName = ObjectUtil.getClassInfo(_vgraph.edgeRendererFactory.newInstance()).name;
erClassName = erClassName.replace(/org.un.cava.birdeye.ravis.graphLayout.visual.edgeRenderers::/,"");
switch(erClassName) {
case "BaseEdgeRenderer":
this.selectedIndex = 0;
break;
case "DirectedArrowEdgeRenderer":
this.selectedIndex = 1;
break;
case "BidirectedArrowEdgeRenderer":
this.selectedIndex = 2;
break;
case "DirectedBalloonEdgeRenderer":
this.selectedIndex = 3;
break;
case "OrthogonalEdgeRenderer":
this.selectedIndex = 4;
break;
case "FlowEdgeRenderer":
this.selectedIndex = 5;
break;
case "FlowCurveEdgeRenderer":
this.selectedIndex = 6;
break;
case "CircularEdgeRenderer":
this.selectedIndex = 7;
break;
case "HyperbolicEdgeRenderer":
this.selectedIndex = 8;
break;
default:
LogUtil.warn(_LOG, "Illegal EdgeRenderer class received:"+erClassName);
break;
}
}
/**
* initialise the selection data.
* It is a bit unclear, why this seems to be necessary.
* */
private function initData():void {
this.dataProvider = ervalues;
}
/**
* register event listener
* */
private function registerListeners():void {
_vgraph.addEventListener(VGraphEvent.VGRAPH_CHANGED,refreshSelector);
}
]]>
</mx:Script>
</mx:ComboBox>