// ----Test 3: pan 10 frames from position( size*0.25f ) to position( size.width*0.75f, size.height*0.25f ), the previous page will be turned backwards---
callbackTurnStarted.Reset();
// ----Test 3: pan 10 frames from position( size*0.25f ) to position( size.width*0.75f, size.height*0.25f ), the previous page will be turned backwards---
callbackTurnStarted.Reset();