flash on 2011-9-15

by murata1988 15 Sep 2011

Embed

/**
 * Copyright murata1988 ( http://wonderfl.net/user/murata1988 )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/gXQx
 */

package {
    import flash.text.TextField;
    import flash.display.Sprite;
    public class FlashTest extends Sprite {
        public function FlashTest() {
            // write as3 code here..
            
            var t:TextField = new TextField();
            
            t.text = "当たり判定のテスト(作業中)";
            t.width = 200;
            addChild( t );
            
            var l:GraphicLineSegment = new GraphicLineSegment();
            l.line.min = 10;
            l.line.max = 200;
            l.line.begin.x = 0;
            l.line.begin.y = 0;
            l.line.direction.x = 2;
            l.line.direction.y = 1;
            l.updateGraphic();
            addChild( l );
            
            var r:GraphicRect = new GraphicRect( 120, 120, 200, 160 );
            r.rect.rotation = Math.PI / 3;
            r.rect.center.x = 35;
            r.rect.center.y = 25;
            t.text = r.rect.toString();
            r.updateGraphic();
            addChild( r );
            
        }
    }
}

import flash.display.Sprite;
import flash.geom.Rectangle;
import flash.external.ExternalInterface;

class Rect extends Rectangle
{
    public var rotation:Number = 0;
    public var center:Vector2D = null;
    
    public function Rect( initialLeft:Number, initialTop:Number, initialRight:Number, initialBottom:Number )
    {
        left = initialLeft;
        top = initialTop;
        right = initialRight;
        bottom = initialBottom;
        
        center.x = ( right - left ) / 2;
        center.y = ( bottom - top ) / 2;
    }
}

class GraphicRect extends Sprite
{
    public var rect:Rect;
    
    public function GraphicRect( left:Number, top:Number, right:Number, bottom:Number )
    {
        super();
        rect = new Rect( left, top, right, bottom );
    }

    public function updateGraphic():void
    {
//        graphics.clear();
//        graphics.beginFill( 0xFF0000 );
//        graphics.drawRect( rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top );
//        rotation = rect.rotation / Math.PI * 180;
    }
}

class Vector2D{
    public var x:Number = 0;
    public var y:Number = 0;
    
    public function Vector2D( initialX:Number = 0, initialY:Number = 0 )
    {
        x = initialX;
        y = initialY;
    }
    
    public function length():Number
    {
        return Math.sqrt( Math.pow( x, 2 ) + Math.pow( y, 2 ) );
    }

}

class Line
{
    public var begin:Vector2D = null;
    public var direction:Vector2D = null;
    
    public function Line()
    {
        begin = new Vector2D;
        direction = new Vector2D;
    }
}

class LineSegment extends Line
{
    public var min:Number = 0;
    public var max:Number = 0;
    
    public function LineSegment()
    {
    }
    
    public function getX( t:Number ):Number
    {
        return begin.x + direction.x * t;
    }

    
    public function getY( t:Number ):Number
    {
        return begin.y + direction.y * t;
    }

}


class GraphicLineSegment extends Sprite
{
    public var line:LineSegment = null;
    
    public function GraphicLineSegment(){
        line = new LineSegment();
    }
    
    public function updateGraphic():void
    {
        graphics.clear();
        graphics.lineStyle( 1, 0x00FF00 );
        graphics.moveTo( line.getX( line.min ), line.getY( line.min ) );
        graphics.lineTo( line.getX( line.max ), line.getY( line.max ) );
    }
}