gistfile1.txt

// PuyoBtn.m
#import "PuyoBtn.h"
@implementation PuyoBtn
enum{
    kTagSequence,
};
- (void)_press
{
    //release時のアクションを実行中の場合はキャンセルします
    [self stopActionByTag:kTagSequence];

    //ちょっと拡大します
    id step0;
    id easeAction;
    CCSequence* sequence;
    step0 = [CCScaleTo actionWithDuration:0.1f scale:1.1f];
    easeAction = [CCEaseElasticOut actionWithAction:step0];
    sequence = [CCSequence actions:step0, easeAction, nil];
    sequence.tag = kTagSequence;
    [self runAction:sequence];
}
- (void)_release
{
    //_press時のアクションを実行中の場合はキャンセルします
    [self stopActionByTag:kTagSequence];

    //元の大きさに戻します
    id step0;
    id easeAction;
    CCSequence* sequence;
    step0 = [CCScaleTo actionWithDuration:0.3f scale:1.0f];
    easeAction = [CCEaseElasticOut actionWithAction:step0];
    sequence = [CCSequence actions:step0, easeAction, nil];
    sequence.tag = kTagSequence;
    [self runAction:sequence];
}
@end