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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifdef Q_OS_WINCE_WM
#include <Ddraw.h>
#include <QDebug>
static LPDIRECTDRAW g_pDD = NULL; // DirectDraw object
static LPDIRECTDRAWSURFACE g_pDDSSurface = NULL; // DirectDraw primary surface
static DDSCAPS ddsCaps;
static DDSURFACEDESC ddsSurfaceDesc;
static void *buffer = NULL;
static int width = 0;
static int height = 0;
static int pitch = 0;
static int bitCount = 0;
static int windowId = 0;
static bool initialized = false;
static bool locked = false;
void q_lock()
{
if (locked) {
qWarning("Direct Painter already locked (QDirectPainter::lock())");
return;
}
locked = true;
memset(&ddsSurfaceDesc, 0, sizeof(ddsSurfaceDesc));
ddsSurfaceDesc.dwSize = sizeof(ddsSurfaceDesc);
HRESULT h = g_pDDSSurface->Lock(0, &ddsSurfaceDesc, DDLOCK_WRITEONLY, 0);
if (h != DD_OK)
qDebug() << "GetSurfaceDesc failed!";
width = ddsSurfaceDesc.dwWidth;
height = ddsSurfaceDesc.dwHeight;
bitCount = ddsSurfaceDesc.ddpfPixelFormat.dwRGBBitCount;
pitch = ddsSurfaceDesc.lPitch;
buffer = ddsSurfaceDesc.lpSurface;
}
void q_unlock()
{
if( !locked) {
qWarning("Direct Painter not locked (QDirectPainter::unlock()");
return;
}
g_pDDSSurface->Unlock(0);
locked = false;
}
void q_initDD()
{
if (initialized)
return;
DirectDrawCreate(NULL, &g_pDD, NULL);
HRESULT h;
h = g_pDD->SetCooperativeLevel(0, DDSCL_NORMAL);
if (h != DD_OK)
qDebug() << "cooperation level failed";
h = g_pDD->TestCooperativeLevel();
if (h != DD_OK)
qDebug() << "cooperation level failed test";
DDSURFACEDESC ddsd;
memset(&ddsd, 0, sizeof(ddsd));
ddsd.dwSize = sizeof(ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
h = g_pDD->CreateSurface(&ddsd, &g_pDDSSurface, NULL);
if (h != DD_OK)
qDebug() << "CreateSurface failed!";
if (g_pDDSSurface->GetCaps(&ddsCaps) != DD_OK)
qDebug() << "GetCaps failed";
q_lock();
q_unlock();
initialized = true;
}
uchar* q_frameBuffer()
{
return (uchar*) buffer;
}
int q_screenDepth()
{
return bitCount;
}
int q_screenWidth()
{
return width;
}
int q_screenHeight()
{
return height;
}
int q_linestep()
{
return pitch;
}
#endif //Q_OS_WINCE_WM
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