This example shows you how to use the resizeEffect along
with a simple fade effect to make it look smooth!
The Resize Effect is pretty straight forward; there are just
a few simple rules:
- Make sure the object you want to resize has a width and height of 100%.
- Create enough space within your application.
Here is the full source:
<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx"
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx"
width="500" height="300">
<fx:Script>
<![CDATA[
import mx.events.FlexEvent;
protected function addImage(event:MouseEvent):void
{
myImage.visible = true;
myImage.includeInLayout = true;
}
protected function removeImage(event:MouseEvent):void
{
myImage.visible = false;
myImage.includeInLayout = false;
}
<fx:Script>
<![CDATA[
import mx.events.FlexEvent;
protected function addImage(event:MouseEvent):void
{
myImage.visible = true;
myImage.includeInLayout = true;
}
protected function removeImage(event:MouseEvent):void
{
myImage.visible = false;
myImage.includeInLayout = false;
}
]]>
</fx:Script>
</fx:Script>
<fx:Declarations>
<s:Fade duration="2000" alphaFrom="0" alphaTo="1" id="fadeIn" />
<s:Fade duration="100" alphaFrom="1" alphaTo="0" id="fadeOut" />
</fx:Declarations>
<s:layout>
<s:HorizontalLayout horizontalAlign="center" />
</s:layout>
<s:VGroup verticalAlign="middle" horizontalAlign="center" paddingTop="10">
<s:HGroup verticalAlign="middle" horizontalAlign="center" paddingLeft="10" paddingRight="10">
<s:Button label="Add image!" click="addImage(event)"/>
<s:Button label="Remove image!" click="removeImage(event)"/>
</s:HGroup>
<s:HGroup verticalAlign="middle" horizontalAlign="center">
<s:Panel width="100%" height="100%" title="I'm a resizable Panel!" resizeEffect="Resize">
<mx:Image id="myImage" source="<your image path>/images/header.png"
visible="false" includeInLayout="false"
showEffect="{fadeIn}" hideEffect="{fadeOut}" />
</s:Panel>
</s:HGroup>
</s:VGroup>
</s:Application>
showEffect="{fadeIn}" hideEffect="{fadeOut}" />
</s:Panel>
</s:HGroup>
</s:VGroup>
</s:Application>
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