TargetSprite.h

#import "cocos2d.h"
#import "Sprite.h"

@interface TargetSprite : Sprite  <CCTargetedTouchDelegate> {

}

/*!
 * Initialise a TargetSprite using the given dictionary.
 *
 * @param dict Currently dictionary should contain the key "file" with the
 * filename of the file from which the sprite should be created.
 */
-(id) initWithDict:(NSDictionary *)dict;

@end

TargetSprite.m

//
//  TargetSprite.m
//  MyGame
//
//  Created by Sean Hammond on 04/11/2010.
//  Copyright 2010 __MyCompanyName__. All rights reserved.
//

#import "TargetSprite.h"
#import "GameController.h"
#import "SimpleAudioEngine.h"

@implementation TargetSprite

-(id)initWithDict:(NSDictionary *)dict
{
	if( (self=[super initWithDict:dict] )) {

	}
	return self;
}

// Called whenever this CCNode enters the stage.
- (void)onEnter
{
	// Register to receive targeted touch events.
	[[CCTouchDispatcher sharedDispatcher] addTargetedDelegate:self priority:0 swallowsTouches:YES];
	[super onEnter];
}

- (void)onExit
{
	[[CCTouchDispatcher sharedDispatcher] removeDelegate:self];
	[super onExit];
}

- (BOOL)containsTouchLocation:(UITouch *)touch
{
	return CGRectContainsPoint(spriteNode.textureRect, [spriteNode convertTouchToNodeSpace:touch]);
}

- (BOOL)ccTouchBegan:(UITouch *)touch withEvent:(UIEvent *)event
{
	if ([self containsTouchLocation:touch])
    {
        [[SimpleAudioEngine sharedEngine] playEffect:@"pickup_coin_1.wav"];
        [[GameController sharedController] endSceneWithSuccess:YES];
        return YES;
    }
    else
    {
        return NO;
    }
}

-(void) dealloc
{
	[super dealloc];
}

@end