qdirectfbwindowsurface.cpp File Reference

#include "qdirectfbwindowsurface.h"
#include "qdirectfbintegration.h"
#include "qdirectfbblitter.h"
#include "qdirectfbconvenience.h"
#include "qdirectfbwindow.h"
#include <private/qpixmap_blitter_p.h>
#include <QtCore/qdebug.h>

Go to the source code of this file.

Functions
static void	scrollSurface (IDirectFBSurface *surface, const QRect &r, int dx, int dy)

Function Documentation

scrollSurface()

static void scrollSurface ( IDirectFBSurface *  surface, const QRect &  r, int  dx, int  dy  )

inlinestatic

Definition at line 94 of file qdirectfbwindowsurface.cpp.

Referenced by QDirectFbWindowSurface::scroll().

{
    const DFBRectangle rect = { r.x(), r.y(), r.width(), r.height() };
    surface->Blit(surface, surface, &rect, r.x() + dx, r.y() + dy);
    const DFBRegion region = { rect.x + dx, rect.y + dy, r.right() + dx, r.bottom() + dy };
    surface->Flip(surface, &region, DFBSurfaceFlipFlags(DSFLIP_BLIT));
}