Working with Advanced Text Layout : MouseEvent « TextField « Flash / Flex / ActionScript

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Flash / Flex / ActionScript » TextField » MouseEvent 
Working with Advanced Text Layout
 
package {

  import flash.display.Sprite;
  import flash.text.TextField;
  import flash.events.MouseEvent;
  import flash.geom.Rectangle;

  public class Text extends Sprite {

    private var _field:TextField;
    private var _highlight:Sprite;

    public function Text(  ) {
      _field = new TextField(  );
      _field.border = true;
      _field.background = true;
      _field.multiline = true;
      _field.wordWrap = true;
      _field.selectable = false;
      _field.width = 400;
      _field.height = 400;
      addChild(_field);
      _field.text = "Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text ";
      _field.addEventListener(MouseEvent.CLICK, onClick);
      _highlight = new Sprite(  );
      addChild(_highlight);
    }
    
    private function onClick(event:MouseEvent):void {
      var index:int = _field.getCharIndexAtPoint(mouseX, mouseY);
      var rectangle:Rectangle = _field.getCharBoundaries(index);
      _highlight.graphics.clear(  );
      _highlight.graphics.lineStyle(000);
      _highlight.graphics.beginFill(0x00FFFF.25);
      _highlight.graphics.drawRect(rectangle.x, rectangle.y, rectangle.width, rectangle.height);
      _highlight.graphics.endFill(  );
    }
    
  }
}

        
Related examples in the same category
1. Add mouse click listener to TextField
2. Disappearing TextField
3. Highlight a paragraph when the user clicks a character
4. Drag and drop text
5. To remove the highlight when the mouse moves away from both text fields, we would first register both text fields to receive the MouseEvent.MOUSE_OUT event
6. Clickable TextField
7. Using multiLine and TextMetrics: set the characters in the line underneath the user's mouse to red.
8. Unicode characters
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