Cocos2d touch test

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// HelloWorldLayer.h

// When you import this file, you import all the cocos2d classes
#import "cocos2d.h"

// HelloWorldLayer
@interface HelloWorldLayer : CCLayer
{
    CCLabelTTF *_label;
}

// returns a CCScene that contains the HelloWorldLayer as the only child
+(CCScene *) scene;

@end

////////////////////////////////////
// HelloWorldLayer.m

// Import the interfaces
#import "HelloWorldLayer.h"

// HelloWorldLayer implementation
@implementation HelloWorldLayer

+(CCScene *) scene
{
    // 'scene' is an autorelease object.
    CCScene *scene = [CCScene node];

    // 'layer' is an autorelease object.
    HelloWorldLayer *layer = [HelloWorldLayer node];

    // add layer as a child to scene
    [scene addChild: layer];

    // return the scene
    return scene;
}

// on "init" you need to initialize your instance
-(id) init
{
    // always call "super" init
    // Apple recommends to re-assign "self" with the "super" return value
    if( (self=[super init])) {

        // create and initialize a Label
        _label = [CCLabelTTF labelWithString:@"Hello World" fontName:@"Marker Felt" fontSize:64];

        // ask director the the window size
        CGSize size = [[CCDirector sharedDirector] winSize];

        // position the label on the center of the screen
        _label.position =  ccp( size.width /2 , size.height/2 );

        // add the label as a child to this Layer
        [self addChild: _label];

        self.isTouchEnabled = YES;
    }
    return self;
}

// on "dealloc" you need to release all your retained objects
- (void) dealloc
{
    // in case you have something to dealloc, do it in this method
    // in this particular example nothing needs to be released.
    // cocos2d will automatically release all the children (Label)

    // don't forget to call "super dealloc"
    [super dealloc];
}
-(void)ccTouchesBegan:(NSSet*)touches withEvent:(UIEvent*)event

{
    UITouch *touch = [touches anyObject];
    CGPoint location = [touch locationInView:[touch view]];
    location = [[CCDirector sharedDirector] convertToGL:location];
    [_label runAction:[CCMoveTo actionWithDuration:3 position:location]];
}
@end