Sprite（精灵）

用来作为以后复习使用。

 1 #include "ScenceScend.h"
 2
 3 CCScene* ScenceScend::scene()
 4 {
 5     CCScene* s = CCScene::create();
 6     ScenceScend* layer = ScenceScend::create();
 7     s->addChild(layer);
 8     return s;
 9
10 }
11 bool ScenceScend::init()
12 {
13     CCLayer::init();
14     //1.通过文件直接创建精灵
15     //CCSprite* sprite = CCSprite::create();
16     //CCSprite* sprite = CCSprite::create(filename,CCRect);
17     //CCSprite* sprite = CCSprite::create(filename);
18
19
20     //2.通过纹理去创建精灵
21
22     //CCTexture2D* texture = CCTextureCache::sharedTextureCache()->addImage("filename");
23     //CCSprite* sprite = CCSprite::createWithTexture(texture);
24     //CCSprite* sprite = CCSprite::createWithTexture(texture,CCRect);也可取图片局部
25     //addChild(sprite);
26     //3通过精灵帧来创建
27     /*
28     CCSize size = CCDirector::sharedDirector()->getWinSize();
29
30     CCTexture2D* texture = CCTextureCache::sharedTextureCache()->addImage("HelloWorld.png");
31     CCSize size2 = texture->getContentSize();
32     CCSpriteFrame* frame =
33         CCSpriteFrame::createWithTexture(texture, CCRectMake(size2.height / 4, size2.width / 4, size2.width / 2, size2.width / 2));
34     CCSprite* sprite = CCSprite::createWithSpriteFrame(frame);
35     sprite->setPosition(size.width/2,size.height/2);
36     addChild(sprite);
37     */
38
39     //4.通过精灵帧缓存 去创建精灵
40
41     CCSize size = CCDirector::getInstance()->getWinSize();
42     //CCTexture2D 贴图类
43     CCTexture2D* texture = CCTextureCache::sharedTextureCache()->addImage("HelloWorld.png");
44     CCSize size2 = texture->getContentSize();
45     CCSpriteFrame* frame =
46         CCSpriteFrame::createWithTexture(texture, CCRectMake(size2.height / 4, size2.width / 4, size2.width / 2, size2.width / 2));
47     CCSpriteFrameCache::sharedSpriteFrameCache()->addSpriteFrame(frame,"HXL");
48     CCSprite* sprite = CCSprite::createWithSpriteFrameName("HXL");
49     sprite->setPosition(size.width / 2, size.height / 2);
50     addChild(sprite);
51
52     /*
53     //调用父类的初始化。因此这里是 子类方法覆盖父类了。
54     CCLayer::init();
55     CCLabelTTF *label = CCLabelTTF::create("hxltom","Arial",36);
56     label->setPosition(CCPoint(100,200));
57     addChild(label);
58     */
59
60     return true;
61 }