cocos2.2.3中创建精灵对象的三大类方法

1.众生相,皆精灵

2.精灵的类继承关系

class CCSprite : public CCNode, public CCNodeRGBA, public CCTextureProtocol

3.创建精灵的三大类方法

4.代码实现

/**
     * Creates an empty sprite without texture. You can call setTexture method subsequently.
     *
     * @return An empty sprite object that is marked as autoreleased.
     */
 1.1  static CCSprite* create();
 
/**
     * Creates a sprite with an image filename.
     *
     * After creation, the rect of sprite will be the size of the image,
     * and the offset will be (0,0).
     *
     * @param   pszFileName The string which indicates a path to image file, e.g., "scene1/monster.png".
     * @return  A valid sprite object that is marked as autoreleased.
     */
  1.2  static CCSprite* create(const char *pszFileName);
 
 /**
     * Creates a sprite with an image filename and a rect.
     *
     * @param   pszFileName The string wich indicates a path to image file, e.g., "scene1/monster.png"
     * @param   rect        Only the contents inside rect of pszFileName's texture will be applied for this sprite.
     * @return  A valid sprite object that is marked as autoreleased.
     */
  1.3  static CCSprite* create(const char *pszFileName, const CCRect& rect);
 
 /**
     * Creates a sprite with an exsiting texture contained in a CCTexture2D object
     * After creation, the rect will be the size of the texture, and the offset will be (0,0).
     *
     * @param   pTexture    A pointer to a CCTexture2D object.
     * @return  A valid sprite object that is marked as autoreleased.
     */
  2.1  static CCSprite* createWithTexture(CCTexture2D *pTexture);
 
 /**
     * Creates a sprite with a texture and a rect.
     *
     * After creation, the offset will be (0,0).
     *
     * @param   pTexture    A pointer to an existing CCTexture2D object.
     *                      You can use a CCTexture2D object for many sprites.
     * @param   rect        Only the contents inside the rect of this texture will be applied for this sprite.
     * @return  A valid sprite object that is marked as autoreleased.
     */
  2.2  static CCSprite* createWithTexture(CCTexture2D *pTexture, const CCRect& rect);
 
/**
     * Creates a sprite with an sprite frame.
     *
     * @param   pSpriteFrame    A sprite frame which involves a texture and a rect
     * @return  A valid sprite object that is marked as autoreleased.
     */
  3.1 static CCSprite* createWithSpriteFrame(CCSpriteFrame *pSpriteFrame);
 
/**
     * Creates a sprite with an sprite frame name.
     *
     * A CCSpriteFrame will be fetched from the CCSpriteFrameCache by pszSpriteFrameName param.
     * If the CCSpriteFrame doesn't exist it will raise an exception.
     *
     * @param   pszSpriteFrameName A null terminated string which indicates the sprite frame name.
     * @return  A valid sprite object that is marked as autoreleased.
     */
   3.2 static CCSprite* createWithSpriteFrameName(const char *pszSpriteFrameName);