/** changes the display frame based on an animation and an index. */
public void setDisplayFrame(String animationName, int frameIndex) {
if (animations_ == null) initAnimationDictionary();
CCAnimation anim = animations_.get(animationName);
CCSpriteFrame frame = (CCSpriteFrame) anim.frames().get(frameIndex);
setDisplayFrame(frame);
}
protected void init(CCSpriteFrame spriteFrame) {
assert spriteFrame != null : "Invalid spriteFrame for sprite";
rectRotated_ = spriteFrame.rotated_;
init(spriteFrame.getTexture(), spriteFrame.getRect());
setDisplayFrame(spriteFrame);
}