float width = mPageSize.width*(1.f+PAGE_TURN_OVER_THRESHOLD_RATIO);
Animation animation = Animation::New( std::max(0.1f,PAGE_TURN_OVER_ANIMATION_DURATION * (1.0f - mPanDisplacement / width)) );
animation.AnimateTo( Property(self, mPropertyPanDisplacement[mIndex]),
float width = mPageSize.width*(1.f+PAGE_TURN_OVER_THRESHOLD_RATIO);
Animation animation = Animation::New( std::max(0.1f,PAGE_TURN_OVER_ANIMATION_DURATION * (1.0f - mPanDisplacement / width)) );
animation.AnimateTo( Property(self, mPropertyPanDisplacement[mIndex]),