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authorLars Knoll <lars.knoll@nokia.com>2011-05-04 14:37:50 +0200
committerLars Knoll <lars.knoll@nokia.com>2011-05-04 14:39:19 +0200
commitbd8d12b7f68ea8aa05a86cc9ed65dd660a6b075d (patch)
treea2da73cfac60aa2b86fee223b5c28d813dcc69cd /src/gui/image/qpixmap_win.cpp
parentdc0f9f02a5c390f4a7919db4c32d22cebaf71d1c (diff)
move platform specific files out of the way
Keep the files as reference to implement the lighthouse plugins, but move them away from the main directory hierachy as they won't be part of Qt5 in any case.
Diffstat (limited to 'src/gui/image/qpixmap_win.cpp')
-rw-r--r--src/gui/image/qpixmap_win.cpp477
1 files changed, 0 insertions, 477 deletions
diff --git a/src/gui/image/qpixmap_win.cpp b/src/gui/image/qpixmap_win.cpp
deleted file mode 100644
index 9c14ac7726..0000000000
--- a/src/gui/image/qpixmap_win.cpp
+++ /dev/null
@@ -1,477 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtGui module 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.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qpixmap.h"
-#include "qpixmap_raster_p.h"
-
-#include "qbitmap.h"
-#include "qimage.h"
-#include "qwidget.h"
-#include "qpainter.h"
-#include "qdatastream.h"
-#include "qbuffer.h"
-#include "qapplication.h"
-#include "qevent.h"
-#include "qfile.h"
-#include "qfileinfo.h"
-#include "qdatetime.h"
-#include "qpixmapcache.h"
-#include "qimagereader.h"
-#include "qimagewriter.h"
-#include "qdebug.h"
-#include "qt_windows.h"
-
-#if defined(Q_WS_WINCE)
-#include <winbase.h>
-#include "qguifunctions_wince.h"
-extern bool qt_wince_is_high_dpi();
-extern bool qt_wince_is_pocket_pc();
-#endif
-
-#ifndef CAPTUREBLT
-#define CAPTUREBLT ((DWORD)0x40000000)
-#endif
-
-QT_BEGIN_NAMESPACE
-
-QPixmap QPixmap::grabWindow(WId winId, int x, int y, int w, int h )
-{
- RECT r;
- GetClientRect(winId, &r);
-
- if (w < 0) w = r.right - r.left;
- if (h < 0) h = r.bottom - r.top;
-
-#ifdef Q_WS_WINCE_WM
- if (qt_wince_is_pocket_pc()) {
- QWidget *widget = QWidget::find(winId);
- if (qobject_cast<QDesktopWidget *>(widget)) {
- RECT rect = {0,0,0,0};
- AdjustWindowRectEx(&rect, WS_BORDER | WS_CAPTION, FALSE, 0);
- int magicNumber = qt_wince_is_high_dpi() ? 4 : 2;
- y += rect.top - magicNumber;
- }
- }
-#endif
-
- // Create and setup bitmap
- HDC display_dc = GetDC(0);
- HDC bitmap_dc = CreateCompatibleDC(display_dc);
- HBITMAP bitmap = CreateCompatibleBitmap(display_dc, w, h);
- HGDIOBJ null_bitmap = SelectObject(bitmap_dc, bitmap);
-
- // copy data
- HDC window_dc = GetDC(winId);
- BitBlt(bitmap_dc, 0, 0, w, h, window_dc, x, y, SRCCOPY
-#ifndef Q_WS_WINCE
- | CAPTUREBLT
-#endif
- );
-
- // clean up all but bitmap
- ReleaseDC(winId, window_dc);
- SelectObject(bitmap_dc, null_bitmap);
- DeleteDC(bitmap_dc);
-
- QPixmap pixmap = QPixmap::fromWinHBITMAP(bitmap);
-
- DeleteObject(bitmap);
- ReleaseDC(0, display_dc);
-
- return pixmap;
-}
-
-HBITMAP QPixmap::toWinHBITMAP(HBitmapFormat format) const
-{
- if (isNull())
- return 0;
-
- HBITMAP bitmap = 0;
- if (data->classId() == QPixmapData::RasterClass) {
- QRasterPixmapData* d = static_cast<QRasterPixmapData*>(data.data());
- int w = d->image.width();
- int h = d->image.height();
-
- HDC display_dc = GetDC(0);
-
- // Define the header
- BITMAPINFO bmi;
- memset(&bmi, 0, sizeof(bmi));
- bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
- bmi.bmiHeader.biWidth = w;
- bmi.bmiHeader.biHeight = -h;
- bmi.bmiHeader.biPlanes = 1;
- bmi.bmiHeader.biBitCount = 32;
- bmi.bmiHeader.biCompression = BI_RGB;
- bmi.bmiHeader.biSizeImage = w * h * 4;
-
- // Create the pixmap
- uchar *pixels = 0;
- bitmap = CreateDIBSection(display_dc, &bmi, DIB_RGB_COLORS, (void **) &pixels, 0, 0);
- ReleaseDC(0, display_dc);
- if (!bitmap) {
- qErrnoWarning("QPixmap::toWinHBITMAP(), failed to create dibsection");
- return 0;
- }
- if (!pixels) {
- qErrnoWarning("QPixmap::toWinHBITMAP(), did not allocate pixel data");
- return 0;
- }
-
- // Copy over the data
- QImage::Format imageFormat = QImage::Format_ARGB32;
- if (format == NoAlpha)
- imageFormat = QImage::Format_RGB32;
- else if (format == PremultipliedAlpha)
- imageFormat = QImage::Format_ARGB32_Premultiplied;
- const QImage image = d->image.convertToFormat(imageFormat);
- int bytes_per_line = w * 4;
- for (int y=0; y<h; ++y)
- memcpy(pixels + y * bytes_per_line, image.scanLine(y), bytes_per_line);
-
- } else {
- QPixmapData *data = new QRasterPixmapData(depth() == 1 ?
- QPixmapData::BitmapType : QPixmapData::PixmapType);
- data->fromImage(toImage(), Qt::AutoColor);
- return QPixmap(data).toWinHBITMAP(format);
- }
- return bitmap;
-}
-
-QPixmap QPixmap::fromWinHBITMAP(HBITMAP bitmap, HBitmapFormat format)
-{
- // Verify size
- BITMAP bitmap_info;
- memset(&bitmap_info, 0, sizeof(BITMAP));
-
- int res = GetObject(bitmap, sizeof(BITMAP), &bitmap_info);
- if (!res) {
- qErrnoWarning("QPixmap::fromWinHBITMAP(), failed to get bitmap info");
- return QPixmap();
- }
- int w = bitmap_info.bmWidth;
- int h = bitmap_info.bmHeight;
-
- BITMAPINFO bmi;
- memset(&bmi, 0, sizeof(bmi));
- bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
- bmi.bmiHeader.biWidth = w;
- bmi.bmiHeader.biHeight = -h;
- bmi.bmiHeader.biPlanes = 1;
- bmi.bmiHeader.biBitCount = 32;
- bmi.bmiHeader.biCompression = BI_RGB;
- bmi.bmiHeader.biSizeImage = w * h * 4;
-
- QImage result;
- // Get bitmap bits
- uchar *data = (uchar *) qMalloc(bmi.bmiHeader.biSizeImage);
-
- HDC display_dc = GetDC(0);
- if (GetDIBits(display_dc, bitmap, 0, h, data, &bmi, DIB_RGB_COLORS)) {
-
- QImage::Format imageFormat = QImage::Format_ARGB32_Premultiplied;
- uint mask = 0;
- if (format == NoAlpha) {
- imageFormat = QImage::Format_RGB32;
- mask = 0xff000000;
- }
-
- // Create image and copy data into image.
- QImage image(w, h, imageFormat);
- if (!image.isNull()) { // failed to alloc?
- int bytes_per_line = w * sizeof(QRgb);
- for (int y=0; y<h; ++y) {
- QRgb *dest = (QRgb *) image.scanLine(y);
- const QRgb *src = (const QRgb *) (data + y * bytes_per_line);
- for (int x=0; x<w; ++x) {
- const uint pixel = src[x];
- if ((pixel & 0xff000000) == 0 && (pixel & 0x00ffffff) != 0)
- dest[x] = pixel | 0xff000000;
- else
- dest[x] = pixel | mask;
- }
- }
- }
- result = image;
- } else {
- qWarning("QPixmap::fromWinHBITMAP(), failed to get bitmap bits");
- }
- ReleaseDC(0, display_dc);
- qFree(data);
- return fromImage(result);
-}
-
-HBITMAP qt_createIconMask(const QBitmap &bitmap)
-{
- QImage bm = bitmap.toImage().convertToFormat(QImage::Format_Mono);
- int w = bm.width();
- int h = bm.height();
- int bpl = ((w+15)/16)*2; // bpl, 16 bit alignment
- uchar *bits = new uchar[bpl*h];
- bm.invertPixels();
- for (int y=0; y<h; y++)
- memcpy(bits+y*bpl, bm.scanLine(y), bpl);
- HBITMAP hbm = CreateBitmap(w, h, 1, 1, bits);
- delete [] bits;
- return hbm;
-}
-
-HICON QPixmap::toWinHICON() const
-{
- QBitmap maskBitmap = mask();
- if (maskBitmap.isNull()) {
- maskBitmap= QBitmap(size());
- maskBitmap.fill(Qt::color1);
- }
-
- ICONINFO ii;
- ii.fIcon = true;
- ii.hbmMask = qt_createIconMask(maskBitmap);
- ii.hbmColor = toWinHBITMAP(QPixmap::Alpha);
- ii.xHotspot = 0;
- ii.yHotspot = 0;
-
- HICON hIcon = CreateIconIndirect(&ii);
-
- DeleteObject(ii.hbmColor);
- DeleteObject(ii.hbmMask);
-
- return hIcon;
-}
-
-#ifdef Q_WS_WIN
-#ifndef Q_WS_WINCE
-
-static QImage qt_fromWinHBITMAP(HDC hdc, HBITMAP bitmap, int w, int h)
-{
- BITMAPINFO bmi;
- memset(&bmi, 0, sizeof(bmi));
- bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
- bmi.bmiHeader.biWidth = w;
- bmi.bmiHeader.biHeight = -h;
- bmi.bmiHeader.biPlanes = 1;
- bmi.bmiHeader.biBitCount = 32;
- bmi.bmiHeader.biCompression = BI_RGB;
- bmi.bmiHeader.biSizeImage = w * h * 4;
-
- QImage image(w, h, QImage::Format_ARGB32_Premultiplied);
- if (image.isNull())
- return image;
-
- // Get bitmap bits
- uchar *data = (uchar *) qMalloc(bmi.bmiHeader.biSizeImage);
-
- if (GetDIBits(hdc, bitmap, 0, h, data, &bmi, DIB_RGB_COLORS)) {
- // Create image and copy data into image.
- for (int y=0; y<h; ++y) {
- void *dest = (void *) image.scanLine(y);
- void *src = data + y * image.bytesPerLine();
- memcpy(dest, src, image.bytesPerLine());
- }
- } else {
- qWarning("qt_fromWinHBITMAP(), failed to get bitmap bits");
- }
- qFree(data);
-
- return image;
-}
-
-QPixmap QPixmap::fromWinHICON(HICON icon)
-{
- bool foundAlpha = false;
- HDC screenDevice = GetDC(0);
- HDC hdc = CreateCompatibleDC(screenDevice);
- ReleaseDC(0, screenDevice);
-
- ICONINFO iconinfo;
- bool result = GetIconInfo(icon, &iconinfo); //x and y Hotspot describes the icon center
- if (!result)
- qWarning("QPixmap::fromWinHICON(), failed to GetIconInfo()");
-
- int w = iconinfo.xHotspot * 2;
- int h = iconinfo.yHotspot * 2;
-
- BITMAPINFOHEADER bitmapInfo;
- bitmapInfo.biSize = sizeof(BITMAPINFOHEADER);
- bitmapInfo.biWidth = w;
- bitmapInfo.biHeight = h;
- bitmapInfo.biPlanes = 1;
- bitmapInfo.biBitCount = 32;
- bitmapInfo.biCompression = BI_RGB;
- bitmapInfo.biSizeImage = 0;
- bitmapInfo.biXPelsPerMeter = 0;
- bitmapInfo.biYPelsPerMeter = 0;
- bitmapInfo.biClrUsed = 0;
- bitmapInfo.biClrImportant = 0;
- DWORD* bits;
-
- HBITMAP winBitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bitmapInfo, DIB_RGB_COLORS, (VOID**)&bits, NULL, 0);
- HGDIOBJ oldhdc = (HBITMAP)SelectObject(hdc, winBitmap);
- DrawIconEx( hdc, 0, 0, icon, iconinfo.xHotspot * 2, iconinfo.yHotspot * 2, 0, 0, DI_NORMAL);
- QImage image = qt_fromWinHBITMAP(hdc, winBitmap, w, h);
-
- for (int y = 0 ; y < h && !foundAlpha ; y++) {
- QRgb *scanLine= reinterpret_cast<QRgb *>(image.scanLine(y));
- for (int x = 0; x < w ; x++) {
- if (qAlpha(scanLine[x]) != 0) {
- foundAlpha = true;
- break;
- }
- }
- }
- if (!foundAlpha) {
- //If no alpha was found, we use the mask to set alpha values
- DrawIconEx( hdc, 0, 0, icon, w, h, 0, 0, DI_MASK);
- QImage mask = qt_fromWinHBITMAP(hdc, winBitmap, w, h);
-
- for (int y = 0 ; y < h ; y++){
- QRgb *scanlineImage = reinterpret_cast<QRgb *>(image.scanLine(y));
- QRgb *scanlineMask = mask.isNull() ? 0 : reinterpret_cast<QRgb *>(mask.scanLine(y));
- for (int x = 0; x < w ; x++){
- if (scanlineMask && qRed(scanlineMask[x]) != 0)
- scanlineImage[x] = 0; //mask out this pixel
- else
- scanlineImage[x] |= 0xff000000; // set the alpha channel to 255
- }
- }
- }
- //dispose resources created by iconinfo call
- DeleteObject(iconinfo.hbmMask);
- DeleteObject(iconinfo.hbmColor);
-
- SelectObject(hdc, oldhdc); //restore state
- DeleteObject(winBitmap);
- DeleteDC(hdc);
- return QPixmap::fromImage(image);
-}
-#else //ifndef Q_WS_WINCE
-QPixmap QPixmap::fromWinHICON(HICON icon)
-{
- HDC screenDevice = GetDC(0);
- HDC hdc = CreateCompatibleDC(screenDevice);
- ReleaseDC(0, screenDevice);
-
- ICONINFO iconinfo;
- bool result = GetIconInfo(icon, &iconinfo);
- if (!result)
- qWarning("QPixmap::fromWinHICON(), failed to GetIconInfo()");
-
- int w = 0;
- int h = 0;
- if (!iconinfo.xHotspot || !iconinfo.yHotspot) {
- // We could not retrieve the icon size via GetIconInfo,
- // so we try again using the icon bitmap.
- BITMAP bm;
- int result = GetObject(iconinfo.hbmColor, sizeof(BITMAP), &bm);
- if (!result) result = GetObject(iconinfo.hbmMask, sizeof(BITMAP), &bm);
- if (!result) {
- qWarning("QPixmap::fromWinHICON(), failed to retrieve icon size");
- return QPixmap();
- }
- w = bm.bmWidth;
- h = bm.bmHeight;
- } else {
- // x and y Hotspot describes the icon center
- w = iconinfo.xHotspot * 2;
- h = iconinfo.yHotspot * 2;
- }
- const DWORD dwImageSize = w * h * 4;
-
- BITMAPINFO bmi;
- memset(&bmi, 0, sizeof(bmi));
- bmi.bmiHeader.biSize = sizeof(BITMAPINFO);
- bmi.bmiHeader.biWidth = w;
- bmi.bmiHeader.biHeight = -h;
- bmi.bmiHeader.biPlanes = 1;
- bmi.bmiHeader.biBitCount = 32;
- bmi.bmiHeader.biCompression = BI_RGB;
- bmi.bmiHeader.biSizeImage = dwImageSize;
-
- uchar* bits;
-
- HBITMAP winBitmap = CreateDIBSection(hdc, &bmi, DIB_RGB_COLORS, (void**) &bits, 0, 0);
- if (winBitmap )
- memset(bits, 0xff, dwImageSize);
- if (!winBitmap) {
- qWarning("QPixmap::fromWinHICON(), failed to CreateDIBSection()");
- return QPixmap();
- }
-
- HGDIOBJ oldhdc = (HBITMAP)SelectObject(hdc, winBitmap);
- if (!DrawIconEx( hdc, 0, 0, icon, w, h, 0, 0, DI_NORMAL))
- qWarning("QPixmap::fromWinHICON(), failed to DrawIcon()");
-
- uint mask = 0xff000000;
- // Create image and copy data into image.
- QImage image(w, h, QImage::Format_ARGB32);
-
- if (!image.isNull()) { // failed to alloc?
- int bytes_per_line = w * sizeof(QRgb);
- for (int y=0; y < h; ++y) {
- QRgb *dest = (QRgb *) image.scanLine(y);
- const QRgb *src = (const QRgb *) (bits + y * bytes_per_line);
- for (int x=0; x < w; ++x) {
- dest[x] = src[x];
- }
- }
- }
- if (!DrawIconEx( hdc, 0, 0, icon, w, h, 0, 0, DI_MASK))
- qWarning("QPixmap::fromWinHICON(), failed to DrawIcon()");
- if (!image.isNull()) { // failed to alloc?
- int bytes_per_line = w * sizeof(QRgb);
- for (int y=0; y < h; ++y) {
- QRgb *dest = (QRgb *) image.scanLine(y);
- const QRgb *src = (const QRgb *) (bits + y * bytes_per_line);
- for (int x=0; x < w; ++x) {
- if (!src[x])
- dest[x] = dest[x] | mask;
- }
- }
- }
- SelectObject(hdc, oldhdc); //restore state
- DeleteObject(winBitmap);
- DeleteDC(hdc);
- return QPixmap::fromImage(image);
-}
-#endif //ifndef Q_WS_WINCE
-#endif //ifdef Q_WS_WIN
-
-QT_END_NAMESPACE