3rdparty/OpenCV-2.3.0/modules/highgui/src/window_QT.cpp
void  ViewPort::siftWindowOnLeft()
{
	float delta = 2*width()/(100.0*param_matrixWorld.m11());
	moveView(QPointF(delta,0));
}
//Note: move 2 percent of the window
move 2 percent of the window
move 2 percent of the window
void  ViewPort::siftWindowOnLeft()
{
	float delta = 2*width()/(100.0*param_matrixWorld.m11());
	moveView(QPointF(delta,0));
}
void ViewPort :: siftWindowOnLeft ( ) { float delta = 2 * width ( ) / ( 100.0 * param_matrixWorld . m11 ( ) ) ; moveView ( QPointF ( delta , 0 ) ) ; }
Note: move 2 percent of the window
Note : move 2 percent of the window