stopdesign.cn

/**
     * @author      chenqian
     * @contact     yesterday[at]gmail.com
     * @URI         www.stopdesign.cn
*/

package  
{
    import flash.display.*;
    import flash.events.*;
    import flash.geom.Point;
    import flash.text.TextField;
    
    public class MouseGesture extends Sprite
    {
        public static const GESTURE_UP:String="GESTURE_UP";
        public static const GESTURE_RIGHT:String="GESTURE_RIGHT";
        public static const GESTURE_DOWN:String="GESTURE_DOWN";
        public static const GESTURE_LEFT:String="GESTURE_LEFT";
        // the color of the drawing line
        public var lineColor:Number;    
        // the size of the drawing line         
        public var lineSize:Number;                                     
        // where the mouse start drawing
        private var _startPoint : Point;
        // where the mouse stop drawing
        private var _newPoint : Point;
        // the drawing direction
        private var _direction : String;
        // the drawing line
        private var _drawLine : Sprite;
        
        public function MouseGesture(...rest){
            trace("mouse gesture init")
            // default mouse gestrue line color and size
            lineColor=0xFF0000;
            lineSize= 2;
            
            // parse parameters
            if(rest[0] != null){    
                lineColor = rest[0];
            
            }
            if(rest[1] != null){
                lineSize=rest[1];   
            }
            
            //add the shape, used for drawing the gesture
            var child:Shape = new Shape();
            child.graphics.beginFill(0x000000);
            child.graphics.lineStyle(0, 0xFFFFFF);
            child.graphics.drawRect(0, 0, 1600, 1600);
            child.graphics.endFill();
            addChild(child);
            child.alpha=0;
            _drawLine = new Sprite();
            addChild( _drawLine );
            addEventListener( MouseEvent.MOUSE_DOWN , mouseDownHandler );
        }
        // set the gesture color
        public function setLineColor(c:Number):void{
            lineColor=c;
        }
        // set the gesture size
        public function setLineSize(s:Number):void{
            lineSize=s;
        }
        
        // fire when user press mouse down
        private function mouseDownHandler( e:MouseEvent ):void
        {
            
            var _color : Number = lineColor;
            var _size : Number = lineSize;
            _startPoint = new Point( mouseX , mouseY );
            _drawLine.graphics.lineStyle( _size , _color , 1.0 );
            _drawLine.graphics.moveTo( _startPoint.x , _startPoint.y );
            addEventListener( MouseEvent.MOUSE_MOVE , mouseMoveHandler );
            addEventListener( MouseEvent.MOUSE_UP , mouseUpHander );
        }
        
        // fire when user move the mouse
        private function mouseMoveHandler( e:MouseEvent ):void
        {
            _newPoint = new Point(  mouseX , mouseY );
            var _distance : Number = Point.distance( _startPoint , _newPoint );     
            _drawLine.graphics.lineTo( _newPoint.x , _newPoint.y );
        }
        
        // fire when user's mouse is up
        private function mouseUpHander( e:MouseEvent ):void
        {
            detectDir();                        
            _drawLine.graphics.clear();
            removeEventListener( MouseEvent.MOUSE_MOVE , mouseMoveHandler );
            removeEventListener( MouseEvent.MOUSE_UP , mouseUpHander );
        }
        
        /* detecting the mouse move direction */
        private function detectDir():void 
        {
            var _vector:Point = _newPoint.subtract( _startPoint );
            var _angle : Number = Math.atan2( _vector.y , _vector.x )  * 180 / Math.PI;
            // move down
            if ( _angle >= 45 && _angle < 125 ){
                dispatchEvent(new Event(MouseGesture.GESTURE_DOWN,true));
                removeEventListener( MouseEvent.MOUSE_MOVE , mouseMoveHandler );
                removeEventListener( MouseEvent.MOUSE_UP , mouseUpHander );             
            }   
            // move left
            else if ( _angle >= 125 || _angle < -125 ){
                dispatchEvent(new Event(MouseGesture.GESTURE_LEFT,true))        
                removeEventListener( MouseEvent.MOUSE_MOVE , mouseMoveHandler );
                removeEventListener( MouseEvent.MOUSE_UP , mouseUpHander );             
                
            }   
            // move right
            else if ( _angle >= -45 && _angle < 45 ){
                dispatchEvent(new Event(MouseGesture.GESTURE_RIGHT,true))
                removeEventListener( MouseEvent.MOUSE_MOVE , mouseMoveHandler );
                removeEventListener( MouseEvent.MOUSE_UP , mouseUpHander );             
                
            }   
            // move up
            else if ( _angle >= -125 && _angle < -45 ){
                dispatchEvent(new Event(MouseGesture.GESTURE_UP,true))
                removeEventListener( MouseEvent.MOUSE_MOVE , mouseMoveHandler );
                removeEventListener( MouseEvent.MOUSE_UP , mouseUpHander );             
                
            }   
        }
    }
}

Labels: actionscript, flash, mouse gesture

Labels: ar, flash

Labels: api, douban, flash

Labels: flash, flex, navigation, usability

Labels: air, fanfou, flash, papervision3d

Labels: flash

Labels: air, fanfou, flash

Labels: draw, filters, flash

Labels: actionscript, air, fanfou, flash

根据指定的阈值测试图像中的像素值，并将通过测试的像素设置为新的颜色值。通过使用 threshold() 方法，您可以隔离和替换图像中的颜色范围，并对图像像素执行其它逻辑操作。
阈值测试的逻辑如下所示：
if ((pixelValue & mask) operation (threshold & mask)) then
set pixel to color
else
if (copySource) then
set pixel to corresponding pixel value from sourceBitmap

Labels: camera, flash

Labels: flash, seam carving

 so.addParam("wmode", "transparent");

Labels: flash, zindex

Labels: flash, seam carving

Labels: flash, flashdevelop, flickr

Labels: flash, papervision3d, spectrum

Labels: actionscript, flash, spectrum

Labels: flash, flash video

package {
   import fl.controls.Button;
   import flash.display.*;
   import flash.events.*;
   import flash.net.*;
   import flash.media.Sound;
   import flash.media.SoundChannel;
   import flash.text.TextField;
   import flash.text.TextFieldType;
   import flash.events.TextEvent;
   public class Text2speech01 extends Sprite {
      private const API_URL:String = "http://api.satoru.net/text2voice/";
      private var urlReq:URLRequest = new URLRequest(API_URL);
      private var urll:URLLoader = new URLLoader();
      private var v:URLVariables = new URLVariables();
      public var textInputTxt:TextField;     
      function Text2speech01() {
         init();
      }
      private function init():void {
         var myButton:Button = new Button();
         textInputTxt = new TextField();
         textInputTxt.addEventListener(TextEvent.TEXT_INPUT, textInputHandler);
         textInputTxt.type = TextFieldType.INPUT;
         textInputTxt.background = true;
         textInputTxt.border = true;
         textInputTxt.height=20;
         textInputTxt.width=300;
         textInputTxt.x=10;
         textInputTxt.y=18;
         textInputTxt.text="Long long ago, there is a girl."
         v.text = "Long long ago, there is a girl.";
         addChild(textInputTxt);
         myButton.label = "saying";
         //myButton.emphasized = true;
         myButton.width = 80;
         myButton.move(10, 50);
         addChild(myButton);
         myButton.addEventListener(MouseEvent.CLICK, buttonClick);
         textInputTxt.addEventListener(MouseEvent.MOUSE_OVER,changeStyle1);
         textInputTxt.addEventListener(MouseEvent.MOUSE_OUT,changeStyle2);
      }
      private function changeStyle1(e:MouseEvent):void{
           textInputTxt.borderColor= 0x00FF00;
      }
      private function changeStyle2(e:MouseEvent):void{
                 textInputTxt.borderColor= 0x000000;
      }
      private function textInputHandler(e:TextEvent):void {
             v.text= textInputTxt.text+e.text;
         //trace(">> e.text: " + e.text);
         //trace(">> textInputTxt.text: " + v.text);
      }
        private function buttonClick(e:MouseEvent) {       
         urlReq.data = v;
         urlReq.method = URLRequestMethod.GET;
         trace("urlReq is :"+urlReq.data);
         urll.load(urlReq);
         urll.addEventListener(Event.COMPLETE, function(e:Event):void {        
                         trace("API COMPLETE : " + urll.data);
                                  var sreq:URLRequest = new URLRequest(urll.data);
                         var sf:Sound = new Sound();
                         sf.addEventListener(Event.COMPLETE, function(e:Event):void {
                             trace("Sound load COMPLETE"); 
                         });                
                         sf.load(sreq);
                                var sc:SoundChannel = sf.play();

                         sc.addEventListener(Event.SOUND_COMPLETE, function(e:Event):void {
                             trace("Sound play COMPLETE");
                         });
                         
                     });
        }
   }
}

Labels: actionscript, flash

this.stage.frameRate = 17;
rate.text = "17 fps";
thumb.addEventListener(MouseEvent.MOUSE_DOWN, starter);
thumb.addEventListener(MouseEvent.MOUSE_UP, stopper);
thumb.addEventListener(MouseEvent.MOUSE_OUT, stopper);
thumb.addEventListener(MouseEvent.MOUSE_MOVE, mover);
function starter(args:Event) {
   thumb.startDrag(false, new Rectangle(track.x, thumb.y, track.width, 0));
}
function stopper(args:Event) {
   thumb.stopDrag();
}
function mover(args:Event) {
   if (thumb.x>=track.x) {
      var dist:Number = (thumb.x - track.x) / (track.width + track.x);
      //trace(dist);

      this.stage.frameRate = Math.round(dist*200);
      rate.text = Math.round(dist*200).toString() + " fps";
   }
}
var isre:Boolean=false;
function rplayer(event:MouseEvent):void { 
   if(isre==false) mc.gotoAndPlay("reverse");
   else mc.gotoAndPlay("normal")
   isre=!isre;
}
mc.addEventListener(MouseEvent.CLICK, rplayer);

Labels: flash, 有趣

  public function Video3D():void
        {
            stage.frameRate = 60;
            stage.quality   = "MEDIUM";
            stage.scaleMode = "noScale";
            stage.align = StageAlign.TOP_LEFT;
            this.addEventListener(Event.ENTER_FRAME, loop3D);
            this.stage.addEventListener(Event.RESIZE, onStageResize);
            label=new TextField();
            label.autoSize=TextFieldAutoSize.LEFT;
            addChild(label);
            label.x=this.stage.stageWidth/2-100;
            label.y=this.stage.stageHeight-30;
            init3D();
            connection=new NetConnection();
            connection.addEventListener(
            NetStatusEvent.NET_STATUS,netStatusHandler);
            connection.addEventListener(
                     SecurityErrorEvent.SECURITY_ERROR,securityErrorHandler);
            connection.connect(null);
        }

Labels: flash, papervision3d