Here is the Class:
package {
// import base assets
import flash.display.Sprite;
import flash.display.Stage;
import flash.display.StageAlign;
import flash.display.StageScaleMode;
import flash.text.TextField;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.events.TimerEvent;
import flash.media.Sound;
import flash.media.SoundChannel;
import flash.media.SoundTransform;
import flash.net.URLRequest;
import flash.text.TextFormat;
import flash.utils.Timer;
//declair Class
public class JaPlayer extends Sprite {
//Private var Declarations
private var _channel:SoundChannel;
private var _displayText:TextField;
private var _sound:Sound;
private var _panControl:PanControl;
private var _playing:Boolean=false;
private var _playPauseButton:Sprite;
private var _position:int=0;
private var _spectrumGraph:SpectrumGraph;
private var _volumeControl:VolumeControl;
//Class initialtion fuction
public function JaPlayer() {
//Stage alignment
stage.scaleMode=flash.display.StageScaleMode.NO_SCALE;
stage.align=flash.display.StageAlign.TOP_LEFT;
// Enter Fram Listener
var timer:Timer=new Timer(20);
timer.addEventListener(TimerEvent.TIMER,onTimer);
timer.start();
_playing=true;
//Display a textfield
_displayText=new TextField ;
addChild(_displayText);
_displayText.x=10;
_displayText.y=17;
_displayText.width=256;
_displayText.height=14;
//Create Sound Object
_sound=new Sound(new URLRequest("http://www.rightactionscript.com/samplefiles/sample.mp3"));
_sound.addEventListener(Event.ID3,onID3);
_channel=_sound.play();
// Create a bitmap for spectrum display
_spectrumGraph=new SpectrumGraph ;
_spectrumGraph.x=10;
_spectrumGraph.y=33;
addChild(_spectrumGraph);
//Create the Play and Pause buttons
_playPauseButton=new PlayButton ;
_playPauseButton.x=10;
_playPauseButton.y=68;
addChild(_playPauseButton);
_playPauseButton.addEventListener(MouseEvent.MOUSE_UP,onPlayPause);
//Create volume and pan controls
_volumeControl=new VolumeControl ;
_volumeControl.x=45;
_volumeControl.y=68;
addChild(_volumeControl);
_volumeControl.addEventListener(Event.CHANGE,onTransform);
_panControl=new PanControl ;
_panControl.x=164;
_panControl.y=68;
addChild(_panControl);
_panControl.addEventListener(Event.CHANGE,onTransform);
}
//Define Pan and Volume Functions
public function onTransform(event:Event):void {
//Get volume and pan data from controls and apply them to a new SoundTransform object
_channel.soundTransform=new SoundTransform(_volumeControl.volume,_panControl.pan);
}
// Define play pause function
public function onPlayPause(event:MouseEvent):void {
//If Playing stop and record position
if (_playing) {
_position=_channel.position;
_channel.stop();
} else {
//Else, restart track at saved position
_channel=_sound.play(_position);
}
//Change Value of boolean
_playing=! _playing;
}
//Textfiled display and sound id3 info function
public function onID3(event:Event):void {
//Display selected ID3 tags in display Text
_displayText.text=_sound.id3.artist + " : " + _sound.id3.songName;
_displayText.setTextFormat(new TextFormat("_typewriter",8,0));
}
public function onTimer(event:TimerEvent):void {
var barWidth:int=256;
var barHeight:int=5;
var loaded:int=_sound.bytesLoaded;
var total:int=_sound.bytesTotal;
var length:int=_sound.length;
var position:int=_channel.position;
//Draw Background Bar
graphics.clear();
graphics.beginFill(0xFFFFFF);
graphics.drawRect(10,10,barWidth,barHeight);
graphics.endFill();
if (total > 0) {
//the percentage of the sound that has loaded
var percentBuffered:Number=loaded / total;
//Draw a bar that represents the percent opf the bar loaded
graphics.beginFill(0xCCCCCC);
graphics.drawRect(10,10,barWidth * percentBuffered,barHeight);
graphics.endFill();
_spectrumGraph.update();
}
}
}
}
//Helper classes (this is an outside package, but its available to classes in the same file)
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.Sprite;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.filters.DropShadowFilter;
import flash.geom.Rectangle;
import flash.media.SoundMixer;
import flash.utils.ByteArray;
class PlayButton extends Sprite {
public function PlayButton() {
//Draw Play button graphic
graphics.beginFill(0xCCCCCC);
graphics.drawRoundRect(0,0,20,16,4,4);
graphics.endFill();
graphics.beginFill(0x333333);
graphics.moveTo(4,4);
graphics.lineTo(8,8);
graphics.lineTo(4,12);
graphics.lineTo(4,4);
graphics.drawRect(10,4,2,8);
graphics.drawRect(14,4,2,8);
graphics.endFill();
}
}
class SpectrumGraph extends Sprite {
private var _spectrumBMP:BitmapData;
public function SpectrumGraph() {
//Bitmap to draw spectrum data in
_spectrumBMP=new BitmapData(256,30,true,0x00000000);
var bitmap:Bitmap=new Bitmap(_spectrumBMP);
bitmap.filters=[new DropShadowFilter(3,45,0,1,3,2,.3,3)];
addChild(bitmap);
}
public function update():void {
// Get Spectrum Data
var spectrum:ByteArray=new ByteArray ;
SoundMixer.computeSpectrum(spectrum);
//Draw to bitmap
_spectrumBMP.fillRect(_spectrumBMP.rect,0xFF666666);
_spectrumBMP.fillRect(new Rectangle(1,1,254,28),0x00000000);
//
for (var i:int=0; i < 256; i++) {
_spectrumBMP.setPixel32(i,10 + spectrum.readFloat() * 10,0xFF00000000);
}
//
for (var j:int=0; j < 256; j++) {
_spectrumBMP.setPixel32(j,20 + spectrum.readFloat() * 10,0xFF00000000);
}
}
}
class VolumeControl extends Sprite {
public var volume:Number=1.0;
public function VolumeControl() {
addEventListener(MouseEvent.CLICK,onClick);
draw();
}
//
public function onClick(event:MouseEvent):void {
//When user click the bar set the volume
volume=event.localX / 100;
draw();
dispatchEvent(new Event(Event.CHANGE));
}
//
private function draw():void {
//Draws a bar at current Volume poisition
graphics.beginFill(0xCCCCCC);
graphics.drawRect(0,0,102,16);
graphics.endFill();
graphics.beginFill(0x00000000);
graphics.drawRect(volume * 100,0,2,16);
}
}
class PanControl extends Sprite {
public var pan:Number=1.0;
public function PanControl() {
addEventListener(MouseEvent.CLICK,onClick);
draw();
}
//
public function onClick(event:MouseEvent):void {
//When user click the bar set the volume
pan=event.localX / 50 - 1;
draw();
dispatchEvent(new Event(Event.CHANGE));
}
//
private function draw():void {
//Draws a bar at current Volume poisition
graphics.beginFill(0xCCCCCC);
graphics.drawRect(0,0,102,16);
graphics.endFill();
graphics.beginFill(0x00000000);
graphics.drawRect(50 + pan * 50,0,2,16);
}
}
Here is my attempt to initialize
var playerExample:JaPlayer = new JaPlayer();
addChild ( playerExample );
I think the problem stems from the fact that I have classes defined below the package. In Flex Builder this works great, in Flash is decides the other custom classes are undefined.
Please help
