@Override
public CCNode addChild(CCNode child, int z, int aTag) {
super.addChild(child, z, aTag);
if (child instanceof CCSprite && usesSpriteSheet_) {
CCSprite sprite = (CCSprite) child;
int index = spriteSheet_.atlasIndex(sprite, z);
spriteSheet_.insertChild(sprite, index);
}
hasChildren_ = true;
return this;
}
public void removeChild(CCNode node, boolean doCleanup) {
if (usesSpriteSheet_) {
CCSprite sprite = (CCSprite) node;
spriteSheet_.removeSpriteFromAtlas(sprite);
}
super.removeChild(node, doCleanup);
hasChildren_ = (children_.size() > 0);
}
public void removeAllChildren(boolean doCleanup) {
if (usesSpriteSheet_) {
for (CCNode child : children_) {
CCSprite sprite = (CCSprite) child;
spriteSheet_.removeSpriteFromAtlas(sprite);
}
}
super.removeAllChildren(doCleanup);
hasChildren_ = false;
}
/**
* tell the sprite to use sprite sheet render.
*
* @since v0.99.0
*/
public void useSpriteSheetRender(CCSpriteSheet spriteSheet) {
usesSpriteSheet_ = true;
textureAtlas_ = spriteSheet.getTextureAtlas(); // weak ref
spriteSheet_ = spriteSheet; // weak ref
}
/** Initializes an sprite with an CCSpriteSheet and a rect */
public CCSprite(CCSpriteSheet spritesheet, CGRect rect) {
init(spritesheet.getTexture(), rect);
useSpriteSheetRender(spritesheet);
}