Cocos2d-x的Action操作基础和回调方式

动作主要分为延时动作和瞬时动作，除了动作还有联合动作和动画等一系列的操作。

瞬时动作：

延时动作：

联合动作：

动画：

对于动作的结束监听主要通过回调函数CallFunc，它可以被看成是一个Action，因此可以被加在一个执行的动作序列中间。

C++11可以使用Lambda表达式和bind来编写函数，因此使得回到函数的功用更加灵活和丰富。

 1 bool ActionScene::init(){
 2     if (!Layer::init()){
 3         return false;
 4     }
 5
 6     auto visibleSize = Director::getInstance()->getVisibleSize();
 7     auto sprite = Sprite::create("sprite.png");
 8     sprite->setPosition(Vec2(visibleSize.width / 2, visibleSize.height / 2));
 9     this->addChild(sprite);
10
11     auto actionFlipX = FlipX::create(true);
12     auto actionFlipY = FlipY::create(true);
13
14     auto actionHide = Hide::create();
15     auto actionShow = Show::create();
16
17     auto actionMove1 = MoveTo::create(0.9f,Vec2(200,100));
18     auto actionMove2 = MoveBy::create(0.9f, Vec2(200, 100));
19
20     auto actionScale1 = ScaleTo::create(2.8f, 0.4f, 1.0f);
21     auto actionScale2 = ScaleBy::create(1.5f, 0.5, 1.0f);
22
23     auto actionRotate1 = RotateTo::create(2.0f, 40.0f);
24     auto actionRotate2 = RotateBy::create(2.0f, 90.0f);
25
26     auto actionFadeIn = FadeIn::create(2.0f);
27     auto actionFadeOut = FadeOut::create(2.0f);
28
29     auto actionTint1 = TintTo::create(2.0f, Color3B(0, 255.0f, 0));
30
31     auto actionJump1 = JumpTo::create(2.0f, Vec2(200, 100), 50, 10);
32     auto actionJump2 = JumpBy::create(2.0f, Vec2(200, 100), 50, 10);
33
34     auto actionSkew1 = SkewTo::create(2.0f, 30, 0);
35     auto actionSkew2 = SkewBy::create(2.0f, 0, 30);
36
37     auto actionBlink1 = Blink::create(2.0f, 5);
38
39     /*曲线运动*/
40     auto aarray = PointArray::create(20);
41     aarray->addControlPoint(Vec2(100, 0));
42     aarray->addControlPoint(Vec2(200, 250));
43     auto actionCardingSpline1 = CardinalSplineTo::create(2.0f, aarray, 10);
44     auto actionCardingSpline2 = CardinalSplineBy::create(2.0f, aarray, 10);
45
46     /*贝塞尔曲线运动*/
47     ccBezierConfig config_bezier;
48     config_bezier.controlPoint_1 = Vec2(100, 0);
49     config_bezier.controlPoint_2 = Vec2(200, 250);
50     config_bezier.endPosition = Vec2(300, 50);
51     auto actionBezier1 = BezierTo::create(2.0f, config_bezier);
52     auto actionBezier2 = BezierBy::create(2.0f, config_bezier);
53
54     auto actionSequence1 = Sequence::create(actionScale1, actionSkew1, actionTint1, nullptr);
55     auto actionSpawn1 = Spawn::create(actionSkew2, actionScale2, actionMove2, nullptr);
56     auto actionRepeat1 = Repeat::create(actionJump2, 6);
57     auto actionRepeatForever1 = RepeatForever::create(actionJump1);
58
59     auto actionDelayTime1 = DelayTime::create(2);
60     auto actionSequence2 = Sequence::create(actionScale1, actionDelayTime1, actionTint1, nullptr);
61
62     /*动画播放*/
63     Vector<SpriteFrame *> animFrames;
64     animFrames.pushBack(SpriteFrame::create("sprite.png", Rect(0, 0, 65, 81)));
65     animFrames.pushBack(SpriteFrame::create("sprite2.png", Rect(0, 0, 65, 81)));
66     animFrames.pushBack(SpriteFrame::create("sprite3.png", Rect(0, 0, 65, 81)));
67     auto animation = Animation::createWithSpriteFrames(animFrames, 2.0f);
68     auto animate = Animate::create(animation);
69
70     /*时间曲线*/
71     auto actionEasy1 = EaseBounceIn::create(actionJump1);
72
73     /*演示动作完成的回调函数*/
74     auto callFunc = CallFunc::create([](){
75         CCLOG("World");
76     });
77     auto actionSequence3 = Sequence::create(actionScale1, callFunc, nullptr);
78
79
80     sprite->runAction(actionSequence3);
81
82     return true;
83 }

以上。