/**
* Copyright 9re ( http://wonderfl.net/user/9re )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/sdKZ
*/
// forked from 9re's flash on 2010-5-3
package {
import flash.display.Sprite;
import flash.text.engine.TextBlock;
import flash.text.engine.TextLine;
import flash.text.engine.TextElement;
import flash.text.engine.ElementFormat;
import flash.text.engine.FontDescription;
import flash.text.engine.ContentElement;
import flash.text.engine.GroupElement;
import flash.text.engine.TextLineMirrorRegion;
import flash.events.MouseEvent;
import flash.events.EventDispatcher;
import flash.ui.Mouse;
public class TextLineMirrorRegionExample extends Sprite {
private var myEvent:EventDispatcher = new EventDispatcher();
private var fontDescription:FontDescription = new FontDescription();
private var textBlock:TextBlock = new TextBlock();
public function TextLineMirrorRegionExample():void {
fontDescription.fontWeight = "bold";
var blackFormat:ElementFormat = new ElementFormat();
blackFormat.fontSize = 18;
blackFormat.color = 0x000000;
blackFormat.fontDescription = fontDescription;
/**
Cannot set multiple TextLineMirrorRegions in a line??
*/
var textElement1:TextElement = new TextElement("Click on different parts of me to find the ", blackFormat);
var textElement2:TextElement = new TextElement("mirror ",blackFormat);
var textElement3:TextElement = new TextElement("regions",blackFormat);
var textElement4:TextElement = new TextElement(". If I am a mirror region, I'll ",blackFormat);
var textElement5:TextElement = new TextElement("turn red",blackFormat);
var textElement6:TextElement = new TextElement(".",blackFormat);
myEvent.addEventListener("click", clickHandler);
myEvent.addEventListener("mouseOut", mouseOutHandler);
myEvent.addEventListener("mouseOver", mouseOverHandler);
var groupVector:Vector.<ContentElement> = new Vector.<ContentElement>;
groupVector.push(textElement1, textElement2, textElement3, textElement4, textElement5, textElement6);
var groupElement:GroupElement = new GroupElement(groupVector);
textElement2.eventMirror=myEvent;
textElement3.eventMirror=myEvent;
textElement5.eventMirror=myEvent;
textBlock.content = groupElement;
createLines(textBlock);
}
private function clickHandler(event:MouseEvent):void
{
/**
Cannot take the proper region if multiple
TextLineMirrorRegions are set in a line??
Well, ok. But how can i get the reference of the region
which really dispatches the event??
- if you click the word 'regions' in the text,
the word 'mirror' will turn red...
*/
var redFormat:ElementFormat = new ElementFormat();
redFormat.color = 0xCC0000;
redFormat.fontSize = 18;
redFormat.fontDescription = fontDescription;
var line:TextLine = event.target as TextLine;
var region:TextLineMirrorRegion = line.getMirrorRegion(myEvent);
region.element.elementFormat = redFormat;
createLines(textBlock);
}
private function mouseOverHandler(event:MouseEvent):void
{
Mouse.cursor = "button";
}
private function mouseOutHandler(event:MouseEvent):void
{
Mouse.cursor = "arrow";
}
private function createLines(textBlock:TextBlock):void
{
var purgeLine:TextLine = textBlock.firstLine;
while (purgeLine)
{
removeChild (purgeLine);
purgeLine = purgeLine.nextLine;
}
var lineWidth:Number = 150;
var xPos:Number = 15.0;
var yPos:Number = 20.0;
var textLine:TextLine = textBlock.createTextLine (null, lineWidth);
while (textLine)
{
textLine.x = xPos;
textLine.y = yPos;
yPos += textLine.height + 2;
addChild (textLine);
textLine = textBlock.createTextLine (textLine, lineWidth);
}
}
}
}