String to Sound

by yukiorz 30 Jul 2010

Tags

dynamicSound orz sound string 音痴
Embed

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

package {
    import flash.display.Stage;
    import flash.text.TextField;
    import flash.text.TextFormat;
    import flash.text.TextFieldType;
   
    import flash.display.Bitmap;        
    import flash.display.BitmapData;        
    import flash.display.Sprite;
    import flash.display.Shape;
    import flash.display.Graphics;

    import flash.media.Sound;
    
    import flash.events.Event;
    import flash.events.SampleDataEvent;
    
    public class FlashTest extends Sprite {
        public function FlashTest() {
            // write as3 code here..
            var textSprit:Sprite;
            var inputTextField:TextField;
            var newFormat:TextFormat = new TextFormat(); 
            inputTextField=new TextField();
            
            newFormat.size=180;
            
            //TextField inisialize
            inputTextField.text="yamasan";
            inputTextField.selectable=true;
            inputTextField.type = TextFieldType.INPUT;
            inputTextField.x=10;
            inputTextField.y=50;
            inputTextField.width=400;
            inputTextField.height=300;
            inputTextField.setTextFormat(newFormat);
            this.addChild(inputTextField);
                        
                        
            var bmd :BitmapData;
            var bmp :Bitmap;
            
            /*            
            bmd = new BitmapData( stage.stageWidth, stage.stageHeight, false, 0xFFFFFF );
            bmp = new Bitmap( bmd );
            bmp.y=250;
            bmd.draw( this );
            */
            
            
            var shape:Shape = new Shape();
            stage.addChild(shape);
            var g:Graphics = shape.graphics;
            
            var searchX:int=0;
            var searchY:int=0;
            
            g.clear();
            bmd = new BitmapData( stage.stageWidth, stage.stageHeight, false, 0xFFFFFF );
            bmp = new Bitmap( bmd );
            bmp.y=250;
            bmd.draw( this );

            var beforeText:String=inputTextField.text;
            
            var mySound:Sound = new Sound(); 
mySound.addEventListener(SampleDataEvent.SAMPLE_DATA, sineWaveGenerator); 
mySound.play(); 
function sineWaveGenerator(event:SampleDataEvent):void 
{ 
    for (var i:int = 0; i < 8192; i++) 
    {  
        var n:Number = Math.sin((i + event.position) / Math.PI / (((searchY)/250+0.5)*4)+0.5);//a
        //2~8 (searchY/250+2)*4 
        event.data.writeFloat(n); 
        event.data.writeFloat(n); 
    }
}
            
            
            this.addEventListener(Event.ENTER_FRAME, function(event:Event):void {
               if(beforeText!=inputTextField.text)
               {
                    g.clear();
                    bmd = new BitmapData( stage.stageWidth, stage.stageHeight, false, 0xFFFFFF );
                    bmp = new Bitmap( bmd );
                    bmp.y=250;
                    bmd.draw( this );            
                    beforeText=inputTextField.text;
                    return void;
               }

               searchX=(searchX+1)%400;
                for(searchY=0;searchY<250;searchY++)
                    if(bmd.getPixel(searchX,searchY)<0x888888)
                        break;
                if(searchY!=250)
                {
                    g.clear();
                    g.beginFill (0xFF0000, 1.0);    // 面のスタイル設定
                    g.drawCircle  ( searchX, searchY , 5);
                }
                else
                    g.clear();
                
                inputTextField.setTextFormat(newFormat);
            });
        }
    }
}