cocos2d 多手勢

CGPoint begen = [touch locationInView: [touch view]];

    NSSet *allTouches = [event allTouches];//獲得所有觸摸點  

    int count = [[allTouches allObjects] count];//當前觸摸點數量，單點觸摸為1. 

    if (count == 1) {//單點觸摸  

        UITouch *touch1 = [[allTouches allObjects] objectAtIndex:0];//獲得第一個觸摸點  

        switch ([touch1 tapCount]) {//判斷是單擊還是雙擊  

            case 1:  

                NSLog(@"單擊\n");  

                break;  

            case 2:   

                NSLog(@"雙擊\n");   

                break;  

        }  

    }else if (count == 2) {//多點觸摸  

        

        CGPoint touch0_point = [[[allTouches allObjects] objectAtIndex:0] locationInView: [touch view]];

        CGPoint touch1_point = [[[allTouches allObjects] objectAtIndex:1] locationInView: [touch view]];

        

touchSpriteB_.position = touch0_point;

touchSpriteA_.position = touch1_point;

        NSLog(@"兩點觸摸\n%f---%f",touch0_point.x,touch1_point.x);

        

    }