60 	Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();

    60 	Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();

    61 

    61 

    62 	if (xo == 0 && yo == 0) return;

    62 	if (xo == 0 && yo == 0) return;

    63 

    63 

    64 	if (_cursor.visible) UndrawMouseCursor();

    64 	if (_cursor.visible) UndrawMouseCursor();

    66 

    66 

    67 	blitter->ScrollBuffer(_screen.dst_ptr, left, top, width, height, xo, yo);

    67 	blitter->ScrollBuffer(_screen.dst_ptr, left, top, width, height, xo, yo);

    68 	/* This part of the screen is now dirty. */

    68 	/* This part of the screen is now dirty. */

    69 	_video_driver->MakeDirty(left, top, width, height);

    69 	_video_driver->MakeDirty(left, top, width, height);

    70 }

    70 }

   910 				bottom > _cursor.draw_pos.y &&

   910 				bottom > _cursor.draw_pos.y &&

   911 				top < _cursor.draw_pos.y + _cursor.draw_size.y) {

   911 				top < _cursor.draw_pos.y + _cursor.draw_size.y) {

   912 			UndrawMouseCursor();

   912 			UndrawMouseCursor();

   913 		}

   913 		}

   914 	}

   914 	}

   916 

   916 

   917 	DrawOverlappedWindowForAll(left, top, right, bottom);

   917 	DrawOverlappedWindowForAll(left, top, right, bottom);

   918 

   918 

   919 	_video_driver->MakeDirty(left, top, right - left, bottom - top);

   919 	_video_driver->MakeDirty(left, top, right - left, bottom - top);

   920 }

   920 }