author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 16 Apr 2010 15:50:13 +0300 | |
changeset 18 | 2f34d5167611 |
parent 3 | 41300fa6a67c |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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2f34d5167611
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
3
diff
changeset
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the QtGui module of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#include "qpixmap.h" |
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#include "qimage.h" |
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#include "qapplication.h" |
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#include "qbitmap.h" |
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#include "qmatrix.h" |
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#include "qtransform.h" |
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#include "qlibrary.h" |
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#include "qvarlengtharray.h" |
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#include "qdebug.h" |
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#include <private/qdrawhelper_p.h> |
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#include <private/qpixmap_mac_p.h> |
|
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#include <private/qpixmap_raster_p.h> |
|
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#include <private/qpaintengine_mac_p.h> |
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#include <private/qt_mac_p.h> |
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#include <private/qt_cocoa_helpers_mac_p.h> |
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#include <limits.h> |
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#include <string.h> |
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||
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QT_BEGIN_NAMESPACE |
|
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||
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/***************************************************************************** |
|
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Externals |
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*****************************************************************************/ |
|
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extern const uchar *qt_get_bitflip_array(); //qimage.cpp |
|
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extern CGContextRef qt_mac_cg_context(const QPaintDevice *pdev); //qpaintdevice_mac.cpp |
|
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extern RgnHandle qt_mac_get_rgn(); //qregion_mac.cpp |
|
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extern void qt_mac_dispose_rgn(RgnHandle r); //qregion_mac.cpp |
|
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extern QRegion qt_mac_convert_mac_region(RgnHandle rgn); //qregion_mac.cpp |
|
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||
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static int qt_pixmap_serial = 0; |
|
73 |
||
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Q_GUI_EXPORT quint32 *qt_mac_pixmap_get_base(const QPixmap *pix) |
|
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{ |
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return static_cast<QMacPixmapData*>(pix->data.data())->pixels; |
|
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} |
|
78 |
||
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Q_GUI_EXPORT int qt_mac_pixmap_get_bytes_per_line(const QPixmap *pix) |
|
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{ |
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return static_cast<QMacPixmapData*>(pix->data.data())->bytesPerRow; |
|
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} |
|
83 |
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void qt_mac_cgimage_data_free(void *info, const void *memoryToFree, size_t) |
|
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{ |
|
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QMacPixmapData *pmdata = static_cast<QMacPixmapData *>(info); |
|
87 |
if (!pmdata) { |
|
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free(const_cast<void *>(memoryToFree)); |
|
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} else { |
|
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if (QMacPixmapData::validDataPointers.contains(pmdata) == false) { |
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free(const_cast<void *>(memoryToFree)); |
|
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return; |
|
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} |
|
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if (pmdata->pixels == pmdata->pixelsToFree) { |
|
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// something we aren't expecting, just free it. |
|
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Q_ASSERT(memoryToFree != pmdata->pixelsToFree); |
|
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free(const_cast<void *>(memoryToFree)); |
|
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} else { |
|
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free(pmdata->pixelsToFree); |
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pmdata->pixelsToFree = static_cast<quint32 *>(const_cast<void *>(memoryToFree)); |
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} |
|
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pmdata->cg_dataBeingReleased = 0; |
|
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} |
|
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} |
|
105 |
||
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CGImageRef qt_mac_image_to_cgimage(const QImage &image) |
|
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{ |
|
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int bitsPerColor = 8; |
|
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int bitsPerPixel = 32; |
|
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if (image.depth() == 1) { |
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bitsPerColor = 1; |
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bitsPerPixel = 1; |
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} |
|
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QCFType<CGDataProviderRef> provider = |
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CGDataProviderCreateWithData(0, image.bits(), image.bytesPerLine() * image.height(), |
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0); |
|
117 |
||
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uint cgflags = kCGImageAlphaPremultipliedFirst; |
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#ifdef kCGBitmapByteOrder32Host //only needed because CGImage.h added symbols in the minor version |
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cgflags |= kCGBitmapByteOrder32Host; |
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#endif |
|
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||
123 |
CGImageRef cgImage = CGImageCreate(image.width(), image.height(), bitsPerColor, bitsPerPixel, |
|
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image.bytesPerLine(), |
|
125 |
QCoreGraphicsPaintEngine::macGenericColorSpace(), |
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cgflags, provider, |
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0, |
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0, |
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kCGRenderingIntentDefault); |
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||
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return cgImage; |
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} |
|
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||
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/***************************************************************************** |
|
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QPixmap member functions |
|
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*****************************************************************************/ |
|
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||
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static inline QRgb qt_conv16ToRgb(ushort c) { |
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static const int qt_rbits = (565/100); |
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static const int qt_gbits = (565/10%10); |
|
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static const int qt_bbits = (565%10); |
|
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static const int qt_red_shift = qt_bbits+qt_gbits-(8-qt_rbits); |
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static const int qt_green_shift = qt_bbits-(8-qt_gbits); |
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static const int qt_neg_blue_shift = 8-qt_bbits; |
|
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static const int qt_blue_mask = (1<<qt_bbits)-1; |
|
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static const int qt_green_mask = (1<<(qt_gbits+qt_bbits))-((1<<qt_bbits)-1); |
|
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static const int qt_red_mask = (1<<(qt_rbits+qt_gbits+qt_bbits))-(1<<(qt_gbits+qt_bbits)); |
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148 |
||
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const int r=(c & qt_red_mask); |
|
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const int g=(c & qt_green_mask); |
|
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const int b=(c & qt_blue_mask); |
|
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const int tr = r >> qt_red_shift; |
|
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const int tg = g >> qt_green_shift; |
|
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const int tb = b << qt_neg_blue_shift; |
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156 |
return qRgb(tr,tg,tb); |
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} |
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158 |
||
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QSet<QMacPixmapData*> QMacPixmapData::validDataPointers; |
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||
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QMacPixmapData::QMacPixmapData(PixelType type) |
|
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: QPixmapData(type, MacClass), has_alpha(0), has_mask(0), |
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41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
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uninit(true), pixels(0), pixelsSize(0), pixelsToFree(0), |
41300fa6a67c
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
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bytesPerRow(0), cg_data(0), cg_dataBeingReleased(0), cg_mask(0), |
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pengine(0) |
166 |
{ |
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} |
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QPixmapData *QMacPixmapData::createCompatiblePixmapData() const |
|
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{ |
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return new QMacPixmapData(pixelType()); |
|
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} |
|
173 |
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174 |
#define BEST_BYTE_ALIGNMENT 16 |
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#define COMPTUE_BEST_BYTES_PER_ROW(bpr) \ |
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(((bpr) + (BEST_BYTE_ALIGNMENT - 1)) & ~(BEST_BYTE_ALIGNMENT - 1)) |
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void QMacPixmapData::resize(int width, int height) |
|
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{ |
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setSerialNumber(++qt_pixmap_serial); |
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w = width; |
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h = height; |
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is_null = (w <= 0 || h <= 0); |
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d = (pixelType() == BitmapType ? 1 : 32); |
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bool make_null = w <= 0 || h <= 0; // create null pixmap |
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if (make_null || d == 0) { |
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w = 0; |
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h = 0; |
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is_null = true; |
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d = 0; |
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if (!make_null) |
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qWarning("Qt: QPixmap: Invalid pixmap parameters"); |
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return; |
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} |
|
196 |
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197 |
if (w < 1 || h < 1) |
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return; |
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199 |
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//create the pixels |
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bytesPerRow = w * sizeof(quint32); // Minimum bytes per row. |
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202 |
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// Quartz2D likes things as a multple of 16 (for now). |
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bytesPerRow = COMPTUE_BEST_BYTES_PER_ROW(bytesPerRow); |
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macCreatePixels(); |
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} |
|
207 |
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#undef COMPUTE_BEST_BYTES_PER_ROW |
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209 |
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void QMacPixmapData::fromImage(const QImage &img, |
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Qt::ImageConversionFlags flags) |
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{ |
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setSerialNumber(++qt_pixmap_serial); |
|
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// the conversion code only handles format >= |
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// Format_ARGB32_Premultiplied at the moment.. |
|
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if (img.format() > QImage::Format_ARGB32_Premultiplied) { |
|
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QImage image; |
|
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if (img.hasAlphaChannel()) |
|
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image = img.convertToFormat(QImage::Format_ARGB32_Premultiplied); |
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else |
|
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image = img.convertToFormat(QImage::Format_RGB32); |
|
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fromImage(image, flags); |
|
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return; |
|
225 |
} |
|
226 |
||
227 |
w = img.width(); |
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h = img.height(); |
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is_null = (w <= 0 || h <= 0); |
|
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d = (pixelType() == BitmapType ? 1 : img.depth()); |
|
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QImage image = img; |
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int dd = QPixmap::defaultDepth(); |
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bool force_mono = (dd == 1 || |
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(flags & Qt::ColorMode_Mask)==Qt::MonoOnly); |
|
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if (force_mono) { // must be monochrome |
|
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if (d != 1) { |
|
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image = image.convertToFormat(QImage::Format_MonoLSB, flags); // dither |
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d = 1; |
|
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} |
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} else { // can be both |
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bool conv8 = false; |
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if(d > 8 && dd <= 8) { // convert to 8 bit |
|
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if ((flags & Qt::DitherMode_Mask) == Qt::AutoDither) |
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flags = (flags & ~Qt::DitherMode_Mask) |
|
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| Qt::PreferDither; |
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conv8 = true; |
|
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} else if ((flags & Qt::ColorMode_Mask) == Qt::ColorOnly) { |
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conv8 = d == 1; // native depth wanted |
|
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} else if (d == 1) { |
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41300fa6a67c
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
251 |
if (image.colorCount() == 2) { |
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QRgb c0 = image.color(0); // Auto: convert to best |
253 |
QRgb c1 = image.color(1); |
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conv8 = qMin(c0,c1) != qRgb(0,0,0) || qMax(c0,c1) != qRgb(255,255,255); |
|
255 |
} else { |
|
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// eg. 1-color monochrome images (they do exist). |
|
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conv8 = true; |
|
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} |
|
259 |
} |
|
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if (conv8) { |
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image = image.convertToFormat(QImage::Format_Indexed8, flags); |
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d = 8; |
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} |
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} |
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265 |
||
266 |
if (image.depth()==1) { |
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image.setColor(0, QColor(Qt::color0).rgba()); |
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image.setColor(1, QColor(Qt::color1).rgba()); |
|
269 |
} |
|
270 |
||
271 |
if (d == 16 || d == 24) { |
|
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image = image.convertToFormat(QImage::Format_RGB32, flags); |
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fromImage(image, flags); |
|
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return; |
|
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} |
|
276 |
||
277 |
// different size or depth, make a new pixmap |
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resize(w, h); |
|
279 |
||
280 |
quint32 *dptr = pixels, *drow; |
|
281 |
const uint dbpr = bytesPerRow; |
|
282 |
||
283 |
const QImage::Format sfmt = image.format(); |
|
284 |
const unsigned short sbpr = image.bytesPerLine(); |
|
285 |
||
286 |
// use const_cast to prevent a detach |
|
287 |
const uchar *sptr = const_cast<const QImage &>(image).bits(), *srow; |
|
288 |
||
289 |
for (int y = 0; y < h; ++y) { |
|
290 |
drow = dptr + (y * (dbpr / 4)); |
|
291 |
srow = sptr + (y * sbpr); |
|
292 |
switch(sfmt) { |
|
293 |
case QImage::Format_MonoLSB: |
|
294 |
case QImage::Format_Mono:{ |
|
295 |
for (int x = 0; x < w; ++x) { |
|
296 |
char one_bit = *(srow + (x / 8)); |
|
297 |
if (sfmt == QImage::Format_Mono) |
|
298 |
one_bit = one_bit >> (7 - (x % 8)); |
|
299 |
else |
|
300 |
one_bit = one_bit >> (x % 8); |
|
301 |
if ((one_bit & 0x01)) |
|
302 |
*(drow+x) = 0xFF000000; |
|
303 |
else |
|
304 |
*(drow+x) = 0xFFFFFFFF; |
|
305 |
} |
|
306 |
break; |
|
307 |
} |
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41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
308 |
case QImage::Format_Indexed8: { |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
309 |
int numColors = image.numColors(); |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
310 |
if (numColors > 0) { |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
311 |
for (int x = 0; x < w; ++x) { |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
312 |
int index = *(srow + x); |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
313 |
*(drow+x) = PREMUL(image.color(qMin(index, numColors))); |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
314 |
} |
0 | 315 |
} |
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
316 |
} break; |
0 | 317 |
case QImage::Format_RGB32: |
318 |
for (int x = 0; x < w; ++x) |
|
319 |
*(drow+x) = *(((quint32*)srow) + x) | 0xFF000000; |
|
320 |
break; |
|
321 |
case QImage::Format_ARGB32: |
|
322 |
case QImage::Format_ARGB32_Premultiplied: |
|
323 |
for (int x = 0; x < w; ++x) { |
|
324 |
if(sfmt == QImage::Format_RGB32) |
|
325 |
*(drow+x) = 0xFF000000 | (*(((quint32*)srow) + x) & 0x00FFFFFF); |
|
326 |
else if(sfmt == QImage::Format_ARGB32_Premultiplied) |
|
327 |
*(drow+x) = *(((quint32*)srow) + x); |
|
328 |
else |
|
329 |
*(drow+x) = PREMUL(*(((quint32*)srow) + x)); |
|
330 |
} |
|
331 |
break; |
|
332 |
default: |
|
333 |
qWarning("Qt: internal: Oops: Forgot a format [%d] %s:%d", sfmt, |
|
334 |
__FILE__, __LINE__); |
|
335 |
break; |
|
336 |
} |
|
337 |
} |
|
338 |
if (sfmt != QImage::Format_RGB32) { //setup the alpha |
|
339 |
bool alphamap = image.depth() == 32; |
|
340 |
if (sfmt == QImage::Format_Indexed8) { |
|
341 |
const QVector<QRgb> rgb = image.colorTable(); |
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
342 |
for (int i = 0, count = image.colorCount(); i < count; ++i) { |
0 | 343 |
const int alpha = qAlpha(rgb[i]); |
344 |
if (alpha != 0xff) { |
|
345 |
alphamap = true; |
|
346 |
break; |
|
347 |
} |
|
348 |
} |
|
349 |
} |
|
350 |
macSetHasAlpha(alphamap); |
|
351 |
} |
|
352 |
uninit = false; |
|
353 |
} |
|
354 |
||
355 |
int get_index(QImage * qi,QRgb mycol) |
|
356 |
{ |
|
357 |
int loopc; |
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
358 |
for(loopc=0;loopc<qi->colorCount();loopc++) { |
0 | 359 |
if(qi->color(loopc)==mycol) |
360 |
return loopc; |
|
361 |
} |
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
362 |
qi->setColorCount(qi->colorCount()+1); |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
363 |
qi->setColor(qi->colorCount(),mycol); |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
364 |
return qi->colorCount(); |
0 | 365 |
} |
366 |
||
367 |
QImage QMacPixmapData::toImage() const |
|
368 |
{ |
|
369 |
QImage::Format format = QImage::Format_MonoLSB; |
|
370 |
if (d != 1) //Doesn't support index color modes |
|
371 |
format = (has_alpha ? QImage::Format_ARGB32_Premultiplied : |
|
372 |
QImage::Format_RGB32); |
|
373 |
||
374 |
QImage image(w, h, format); |
|
375 |
quint32 *sptr = pixels, *srow; |
|
376 |
const uint sbpr = bytesPerRow; |
|
377 |
if (format == QImage::Format_MonoLSB) { |
|
378 |
image.fill(0); |
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
379 |
image.setColorCount(2); |
0 | 380 |
image.setColor(0, QColor(Qt::color0).rgba()); |
381 |
image.setColor(1, QColor(Qt::color1).rgba()); |
|
382 |
for (int y = 0; y < h; ++y) { |
|
383 |
uchar *scanLine = image.scanLine(y); |
|
384 |
srow = sptr + (y * (sbpr/4)); |
|
385 |
for (int x = 0; x < w; ++x) { |
|
386 |
if (!(*(srow + x) & RGB_MASK)) |
|
387 |
scanLine[x >> 3] |= (1 << (x & 7)); |
|
388 |
} |
|
389 |
} |
|
390 |
} else { |
|
391 |
for (int y = 0; y < h; ++y) { |
|
392 |
srow = sptr + (y * (sbpr / 4)); |
|
393 |
memcpy(image.scanLine(y), srow, w * 4); |
|
394 |
} |
|
395 |
||
396 |
} |
|
397 |
||
398 |
return image; |
|
399 |
} |
|
400 |
||
401 |
void QMacPixmapData::fill(const QColor &fillColor) |
|
402 |
||
403 |
{ |
|
404 |
{ //we don't know what backend to use so we cannot paint here |
|
405 |
quint32 *dptr = pixels; |
|
406 |
Q_ASSERT_X(dptr, "QPixmap::fill", "No dptr"); |
|
407 |
const quint32 colr = PREMUL(fillColor.rgba()); |
|
408 |
const int nbytes = bytesPerRow * h; |
|
409 |
if (!colr) { |
|
410 |
memset(dptr, 0, nbytes); |
|
411 |
} else { |
|
412 |
for (uint i = 0; i < nbytes / sizeof(quint32); ++i) |
|
413 |
*(dptr + i) = colr; |
|
414 |
} |
|
415 |
} |
|
416 |
macSetHasAlpha(fillColor.alpha() != 255); |
|
417 |
} |
|
418 |
||
419 |
QPixmap QMacPixmapData::alphaChannel() const |
|
420 |
{ |
|
421 |
if (!has_alpha) |
|
422 |
return QPixmap(); |
|
423 |
||
424 |
QMacPixmapData *alpha = new QMacPixmapData(PixmapType); |
|
425 |
alpha->resize(w, h); |
|
426 |
macGetAlphaChannel(alpha, false); |
|
427 |
return QPixmap(alpha); |
|
428 |
} |
|
429 |
||
430 |
void QMacPixmapData::setAlphaChannel(const QPixmap &alpha) |
|
431 |
{ |
|
432 |
has_mask = true; |
|
433 |
QMacPixmapData *alphaData = static_cast<QMacPixmapData*>(alpha.data.data()); |
|
434 |
macSetAlphaChannel(alphaData, false); |
|
435 |
} |
|
436 |
||
437 |
QBitmap QMacPixmapData::mask() const |
|
438 |
{ |
|
439 |
if (!has_mask && !has_alpha) |
|
440 |
return QBitmap(); |
|
441 |
||
442 |
QMacPixmapData *mask = new QMacPixmapData(BitmapType); |
|
443 |
mask->resize(w, h); |
|
444 |
macGetAlphaChannel(mask, true); |
|
445 |
return QPixmap(mask); |
|
446 |
} |
|
447 |
||
448 |
void QMacPixmapData::setMask(const QBitmap &mask) |
|
449 |
{ |
|
450 |
if (mask.isNull()) { |
|
451 |
QMacPixmapData opaque(PixmapType); |
|
452 |
opaque.resize(w, h); |
|
453 |
opaque.fill(QColor(255, 255, 255, 255)); |
|
454 |
macSetAlphaChannel(&opaque, true); |
|
455 |
has_alpha = has_mask = false; |
|
456 |
return; |
|
457 |
} |
|
458 |
||
459 |
has_alpha = false; |
|
460 |
has_mask = true; |
|
461 |
QMacPixmapData *maskData = static_cast<QMacPixmapData*>(mask.data.data()); |
|
462 |
macSetAlphaChannel(maskData, true); |
|
463 |
} |
|
464 |
||
465 |
int QMacPixmapData::metric(QPaintDevice::PaintDeviceMetric theMetric) const |
|
466 |
{ |
|
467 |
switch (theMetric) { |
|
468 |
case QPaintDevice::PdmWidth: |
|
469 |
return w; |
|
470 |
case QPaintDevice::PdmHeight: |
|
471 |
return h; |
|
472 |
case QPaintDevice::PdmWidthMM: |
|
473 |
return qRound(metric(QPaintDevice::PdmWidth) * 25.4 / qreal(metric(QPaintDevice::PdmDpiX))); |
|
474 |
case QPaintDevice::PdmHeightMM: |
|
475 |
return qRound(metric(QPaintDevice::PdmHeight) * 25.4 / qreal(metric(QPaintDevice::PdmDpiY))); |
|
476 |
case QPaintDevice::PdmNumColors: |
|
477 |
return 1 << d; |
|
478 |
case QPaintDevice::PdmDpiX: |
|
479 |
case QPaintDevice::PdmPhysicalDpiX: { |
|
480 |
extern float qt_mac_defaultDpi_x(); //qpaintdevice_mac.cpp |
|
481 |
return int(qt_mac_defaultDpi_x()); |
|
482 |
} |
|
483 |
case QPaintDevice::PdmDpiY: |
|
484 |
case QPaintDevice::PdmPhysicalDpiY: { |
|
485 |
extern float qt_mac_defaultDpi_y(); //qpaintdevice_mac.cpp |
|
486 |
return int(qt_mac_defaultDpi_y()); |
|
487 |
} |
|
488 |
case QPaintDevice::PdmDepth: |
|
489 |
return d; |
|
490 |
default: |
|
491 |
qWarning("QPixmap::metric: Invalid metric command"); |
|
492 |
} |
|
493 |
return 0; |
|
494 |
} |
|
495 |
||
496 |
QMacPixmapData::~QMacPixmapData() |
|
497 |
{ |
|
498 |
validDataPointers.remove(this); |
|
499 |
if (cg_mask) { |
|
500 |
CGImageRelease(cg_mask); |
|
501 |
cg_mask = 0; |
|
502 |
} |
|
503 |
||
504 |
delete pengine; // Make sure we aren't drawing on the context anymore. |
|
505 |
if (cg_data) { |
|
506 |
CGImageRelease(cg_data); |
|
507 |
} else if (!cg_dataBeingReleased && pixels != pixelsToFree) { |
|
508 |
free(pixels); |
|
509 |
} |
|
510 |
free(pixelsToFree); |
|
511 |
} |
|
512 |
||
513 |
void QMacPixmapData::macSetAlphaChannel(const QMacPixmapData *pix, bool asMask) |
|
514 |
{ |
|
515 |
if (!pixels || !h || !w || pix->w != w || pix->h != h) |
|
516 |
return; |
|
517 |
||
518 |
quint32 *dptr = pixels, *drow; |
|
519 |
const uint dbpr = bytesPerRow; |
|
520 |
const unsigned short sbpr = pix->bytesPerRow; |
|
521 |
quint32 *sptr = pix->pixels, *srow; |
|
522 |
for (int y=0; y < h; ++y) { |
|
523 |
drow = dptr + (y * (dbpr/4)); |
|
524 |
srow = sptr + (y * (sbpr/4)); |
|
525 |
if(d == 1) { |
|
526 |
for (int x=0; x < w; ++x) { |
|
527 |
if((*(srow+x) & RGB_MASK)) |
|
528 |
*(drow+x) = 0xFFFFFFFF; |
|
529 |
} |
|
530 |
} else if(d == 8) { |
|
531 |
for (int x=0; x < w; ++x) |
|
532 |
*(drow+x) = (*(drow+x) & RGB_MASK) | (*(srow+x) << 24); |
|
533 |
} else if(asMask) { |
|
534 |
for (int x=0; x < w; ++x) { |
|
535 |
if(*(srow+x) & RGB_MASK) |
|
536 |
*(drow+x) = (*(drow+x) & RGB_MASK); |
|
537 |
else |
|
538 |
*(drow+x) = (*(drow+x) & RGB_MASK) | 0xFF000000; |
|
539 |
*(drow+x) = PREMUL(*(drow+x)); |
|
540 |
} |
|
541 |
} else { |
|
542 |
for (int x=0; x < w; ++x) { |
|
543 |
const uchar alpha = qGray(qRed(*(srow+x)), qGreen(*(srow+x)), qBlue(*(srow+x))); |
|
544 |
const uchar destAlpha = qt_div_255(alpha * qAlpha(*(drow+x))); |
|
545 |
#if 1 |
|
546 |
*(drow+x) = (*(drow+x) & RGB_MASK) | (destAlpha << 24); |
|
547 |
#else |
|
548 |
*(drow+x) = qRgba(qt_div_255(qRed(*(drow+x) * alpha)), |
|
549 |
qt_div_255(qGreen(*(drow+x) * alpha)), |
|
550 |
qt_div_255(qBlue(*(drow+x) * alpha)), destAlpha); |
|
551 |
#endif |
|
552 |
*(drow+x) = PREMUL(*(drow+x)); |
|
553 |
} |
|
554 |
} |
|
555 |
} |
|
556 |
macSetHasAlpha(true); |
|
557 |
} |
|
558 |
||
559 |
void QMacPixmapData::macGetAlphaChannel(QMacPixmapData *pix, bool asMask) const |
|
560 |
{ |
|
561 |
quint32 *dptr = pix->pixels, *drow; |
|
562 |
const uint dbpr = pix->bytesPerRow; |
|
563 |
const unsigned short sbpr = bytesPerRow; |
|
564 |
quint32 *sptr = pixels, *srow; |
|
565 |
for(int y=0; y < h; ++y) { |
|
566 |
drow = dptr + (y * (dbpr/4)); |
|
567 |
srow = sptr + (y * (sbpr/4)); |
|
568 |
if(asMask) { |
|
569 |
for (int x = 0; x < w; ++x) { |
|
570 |
if (*(srow + x) & qRgba(0, 0, 0, 255)) |
|
571 |
*(drow + x) = 0x00000000; |
|
572 |
else |
|
573 |
*(drow + x) = 0xFFFFFFFF; |
|
574 |
} |
|
575 |
} else { |
|
576 |
for (int x = 0; x < w; ++x) { |
|
577 |
const int alpha = qAlpha(*(srow + x)); |
|
578 |
*(drow + x) = qRgb(alpha, alpha, alpha); |
|
579 |
} |
|
580 |
} |
|
581 |
} |
|
582 |
} |
|
583 |
||
584 |
void QMacPixmapData::macSetHasAlpha(bool b) |
|
585 |
{ |
|
586 |
has_alpha = b; |
|
587 |
macReleaseCGImageRef(); |
|
588 |
} |
|
589 |
||
590 |
void QMacPixmapData::macCreateCGImageRef() |
|
591 |
{ |
|
592 |
Q_ASSERT(cg_data == 0); |
|
593 |
//create the cg data |
|
594 |
CGColorSpaceRef colorspace = QCoreGraphicsPaintEngine::macDisplayColorSpace(); |
|
595 |
QCFType<CGDataProviderRef> provider = CGDataProviderCreateWithData(this, |
|
596 |
pixels, bytesPerRow * h, |
|
597 |
qt_mac_cgimage_data_free); |
|
598 |
validDataPointers.insert(this); |
|
599 |
uint cgflags = kCGImageAlphaPremultipliedFirst; |
|
600 |
#ifdef kCGBitmapByteOrder32Host //only needed because CGImage.h added symbols in the minor version |
|
601 |
cgflags |= kCGBitmapByteOrder32Host; |
|
602 |
#endif |
|
603 |
cg_data = CGImageCreate(w, h, 8, 32, bytesPerRow, colorspace, |
|
604 |
cgflags, provider, 0, 0, kCGRenderingIntentDefault); |
|
605 |
} |
|
606 |
||
607 |
void QMacPixmapData::macReleaseCGImageRef() |
|
608 |
{ |
|
609 |
if (!cg_data) |
|
610 |
return; // There's nothing we need to do |
|
611 |
||
612 |
cg_dataBeingReleased = cg_data; |
|
613 |
CGImageRelease(cg_data); |
|
614 |
cg_data = 0; |
|
615 |
||
616 |
if (pixels != pixelsToFree) { |
|
617 |
macCreatePixels(); |
|
618 |
} else { |
|
619 |
pixelsToFree = 0; |
|
620 |
} |
|
621 |
} |
|
622 |
||
623 |
||
624 |
// We create our space in memory to paint on here. If we already have existing pixels |
|
625 |
// copy them over. This is to preserve the fact that CGImageRef's are immutable. |
|
626 |
void QMacPixmapData::macCreatePixels() |
|
627 |
{ |
|
628 |
const int numBytes = bytesPerRow * h; |
|
629 |
quint32 *base_pixels; |
|
630 |
if (pixelsToFree && pixelsToFree != pixels) { |
|
631 |
// Reuse unused block of memory lying around from a previous callback. |
|
632 |
base_pixels = pixelsToFree; |
|
633 |
pixelsToFree = 0; |
|
634 |
} else { |
|
635 |
// We need a block of memory to do stuff with. |
|
636 |
base_pixels = static_cast<quint32 *>(malloc(numBytes)); |
|
637 |
} |
|
638 |
||
639 |
if (pixels) |
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
640 |
memcpy(base_pixels, pixels, pixelsSize); |
0 | 641 |
pixels = base_pixels; |
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
642 |
pixelsSize = numBytes; |
0 | 643 |
} |
644 |
||
645 |
#if 0 |
|
646 |
QPixmap QMacPixmapData::transformed(const QTransform &transform, |
|
647 |
Qt::TransformationMode mode) const |
|
648 |
{ |
|
649 |
int w, h; // size of target pixmap |
|
650 |
const int ws = width(); |
|
651 |
const int hs = height(); |
|
652 |
||
653 |
QTransform mat(transform.m11(), transform.m12(), |
|
654 |
transform.m21(), transform.m22(), 0., 0.); |
|
655 |
if (transform.m12() == 0.0F && transform.m21() == 0.0F && |
|
656 |
transform.m11() >= 0.0F && transform.m22() >= 0.0F) |
|
657 |
{ |
|
658 |
h = int(qAbs(mat.m22()) * hs + 0.9999); |
|
659 |
w = int(qAbs(mat.m11()) * ws + 0.9999); |
|
660 |
h = qAbs(h); |
|
661 |
w = qAbs(w); |
|
662 |
} else { // rotation or shearing |
|
663 |
QPolygonF a(QRectF(0,0,ws+1,hs+1)); |
|
664 |
a = mat.map(a); |
|
665 |
QRectF r = a.boundingRect().normalized(); |
|
666 |
w = int(r.width() + 0.9999); |
|
667 |
h = int(r.height() + 0.9999); |
|
668 |
} |
|
669 |
mat = QPixmap::trueMatrix(mat, ws, hs); |
|
670 |
if (!h || !w) |
|
671 |
return QPixmap(); |
|
672 |
||
673 |
// create destination |
|
674 |
QMacPixmapData *pm = new QMacPixmapData(pixelType(), w, h); |
|
675 |
const quint32 *sptr = pixels; |
|
676 |
quint32 *dptr = pm->pixels; |
|
677 |
memset(dptr, 0, (pm->bytesPerRow * pm->h)); |
|
678 |
||
679 |
// do the transform |
|
680 |
if (mode == Qt::SmoothTransformation) { |
|
681 |
#warning QMacPixmapData::transformed not properly implemented |
|
682 |
qWarning("QMacPixmapData::transformed not properly implemented"); |
|
683 |
#if 0 |
|
684 |
QPainter p(&pm); |
|
685 |
p.setRenderHint(QPainter::Antialiasing); |
|
686 |
p.setRenderHint(QPainter::SmoothPixmapTransform); |
|
687 |
p.setTransform(mat); |
|
688 |
p.drawPixmap(0, 0, *this); |
|
689 |
#endif |
|
690 |
} else { |
|
691 |
bool invertible; |
|
692 |
mat = mat.inverted(&invertible); |
|
693 |
if (!invertible) |
|
694 |
return QPixmap(); |
|
695 |
||
696 |
const int bpp = 32; |
|
697 |
const int xbpl = (w * bpp) / 8; |
|
698 |
if (!qt_xForm_helper(mat, 0, QT_XFORM_TYPE_MSBFIRST, bpp, |
|
699 |
(uchar*)dptr, xbpl, (pm->bytesPerRow) - xbpl, |
|
700 |
h, (uchar*)sptr, (bytesPerRow), ws, hs)) { |
|
701 |
qWarning("QMacPixmapData::transform(): failure"); |
|
702 |
return QPixmap(); |
|
703 |
} |
|
704 |
} |
|
705 |
||
706 |
// update the alpha |
|
707 |
pm->macSetHasAlpha(true); |
|
708 |
return QPixmap(pm); |
|
709 |
} |
|
710 |
#endif |
|
711 |
||
712 |
QT_BEGIN_INCLUDE_NAMESPACE |
|
713 |
#include <OpenGL/OpenGL.h> |
|
714 |
#include <OpenGL/gl.h> |
|
715 |
QT_END_INCLUDE_NAMESPACE |
|
716 |
||
717 |
// Load and resolve the symbols we need from OpenGL manually so QtGui doesn't have to link against the OpenGL framework. |
|
718 |
typedef CGLError (*PtrCGLChoosePixelFormat)(const CGLPixelFormatAttribute *, CGLPixelFormatObj *, long *); |
|
719 |
typedef CGLError (*PtrCGLClearDrawable)(CGLContextObj); |
|
720 |
typedef CGLError (*PtrCGLCreateContext)(CGLPixelFormatObj, CGLContextObj, CGLContextObj *); |
|
721 |
typedef CGLError (*PtrCGLDestroyContext)(CGLContextObj); |
|
722 |
typedef CGLError (*PtrCGLDestroyPixelFormat)(CGLPixelFormatObj); |
|
723 |
typedef CGLError (*PtrCGLSetCurrentContext)(CGLContextObj); |
|
724 |
typedef CGLError (*PtrCGLSetFullScreen)(CGLContextObj); |
|
725 |
typedef void (*PtrglFinish)(); |
|
726 |
typedef void (*PtrglPixelStorei)(GLenum, GLint); |
|
727 |
typedef void (*PtrglReadBuffer)(GLenum); |
|
728 |
typedef void (*PtrglReadPixels)(GLint, GLint, GLsizei, GLsizei, GLenum, GLenum, GLvoid *); |
|
729 |
||
730 |
static PtrCGLChoosePixelFormat ptrCGLChoosePixelFormat = 0; |
|
731 |
static PtrCGLClearDrawable ptrCGLClearDrawable = 0; |
|
732 |
static PtrCGLCreateContext ptrCGLCreateContext = 0; |
|
733 |
static PtrCGLDestroyContext ptrCGLDestroyContext = 0; |
|
734 |
static PtrCGLDestroyPixelFormat ptrCGLDestroyPixelFormat = 0; |
|
735 |
static PtrCGLSetCurrentContext ptrCGLSetCurrentContext = 0; |
|
736 |
static PtrCGLSetFullScreen ptrCGLSetFullScreen = 0; |
|
737 |
static PtrglFinish ptrglFinish = 0; |
|
738 |
static PtrglPixelStorei ptrglPixelStorei = 0; |
|
739 |
static PtrglReadBuffer ptrglReadBuffer = 0; |
|
740 |
static PtrglReadPixels ptrglReadPixels = 0; |
|
741 |
||
742 |
static bool resolveOpenGLSymbols() |
|
743 |
{ |
|
744 |
if (ptrCGLChoosePixelFormat == 0) { |
|
745 |
QLibrary library(QLatin1String("/System/Library/Frameworks/OpenGL.framework/OpenGL")); |
|
746 |
ptrCGLChoosePixelFormat = (PtrCGLChoosePixelFormat)(library.resolve("CGLChoosePixelFormat")); |
|
747 |
ptrCGLClearDrawable = (PtrCGLClearDrawable)(library.resolve("CGLClearDrawable")); |
|
748 |
ptrCGLCreateContext = (PtrCGLCreateContext)(library.resolve("CGLCreateContext")); |
|
749 |
ptrCGLDestroyContext = (PtrCGLDestroyContext)(library.resolve("CGLDestroyContext")); |
|
750 |
ptrCGLDestroyPixelFormat = (PtrCGLDestroyPixelFormat)(library.resolve("CGLDestroyPixelFormat")); |
|
751 |
ptrCGLSetCurrentContext = (PtrCGLSetCurrentContext)(library.resolve("CGLSetCurrentContext")); |
|
752 |
ptrCGLSetFullScreen = (PtrCGLSetFullScreen)(library.resolve("CGLSetFullScreen")); |
|
753 |
ptrglFinish = (PtrglFinish)(library.resolve("glFinish")); |
|
754 |
ptrglPixelStorei = (PtrglPixelStorei)(library.resolve("glPixelStorei")); |
|
755 |
ptrglReadBuffer = (PtrglReadBuffer)(library.resolve("glReadBuffer")); |
|
756 |
ptrglReadPixels = (PtrglReadPixels)(library.resolve("glReadPixels")); |
|
757 |
} |
|
758 |
return ptrCGLChoosePixelFormat && ptrCGLClearDrawable && ptrCGLCreateContext |
|
759 |
&& ptrCGLDestroyContext && ptrCGLDestroyPixelFormat && ptrCGLSetCurrentContext |
|
760 |
&& ptrCGLSetFullScreen && ptrglFinish && ptrglPixelStorei |
|
761 |
&& ptrglReadBuffer && ptrglReadPixels; |
|
762 |
} |
|
763 |
||
764 |
// Inverts the given pixmap in the y direction. |
|
765 |
static void qt_mac_flipPixmap(void *data, int rowBytes, int height) |
|
766 |
{ |
|
767 |
int bottom = height - 1; |
|
768 |
void *base = data; |
|
769 |
void *buffer = malloc(rowBytes); |
|
770 |
||
771 |
int top = 0; |
|
772 |
while ( top < bottom ) |
|
773 |
{ |
|
774 |
void *topP = (void *)((top * rowBytes) + (intptr_t)base); |
|
775 |
void *bottomP = (void *)((bottom * rowBytes) + (intptr_t)base); |
|
776 |
||
777 |
bcopy( topP, buffer, rowBytes ); |
|
778 |
bcopy( bottomP, topP, rowBytes ); |
|
779 |
bcopy( buffer, bottomP, rowBytes ); |
|
780 |
||
781 |
++top; |
|
782 |
--bottom; |
|
783 |
} |
|
784 |
free(buffer); |
|
785 |
} |
|
786 |
||
787 |
// Grabs displayRect from display and places it into buffer. |
|
788 |
static void qt_mac_grabDisplayRect(CGDirectDisplayID display, const QRect &displayRect, void *buffer) |
|
789 |
{ |
|
790 |
if (display == kCGNullDirectDisplay) |
|
791 |
return; |
|
792 |
||
793 |
CGLPixelFormatAttribute attribs[] = { |
|
794 |
kCGLPFAFullScreen, |
|
795 |
kCGLPFADisplayMask, |
|
796 |
(CGLPixelFormatAttribute)0, /* Display mask bit goes here */ |
|
797 |
(CGLPixelFormatAttribute)0 |
|
798 |
}; |
|
799 |
||
800 |
attribs[2] = (CGLPixelFormatAttribute)CGDisplayIDToOpenGLDisplayMask(display); |
|
801 |
||
802 |
// Build a full-screen GL context |
|
803 |
CGLPixelFormatObj pixelFormatObj; |
|
804 |
long numPixelFormats; |
|
805 |
||
806 |
ptrCGLChoosePixelFormat( attribs, &pixelFormatObj, &numPixelFormats ); |
|
807 |
||
808 |
if (!pixelFormatObj) // No full screen context support |
|
809 |
return; |
|
810 |
||
811 |
CGLContextObj glContextObj; |
|
812 |
ptrCGLCreateContext(pixelFormatObj, 0, &glContextObj); |
|
813 |
ptrCGLDestroyPixelFormat(pixelFormatObj) ; |
|
814 |
if (!glContextObj) |
|
815 |
return; |
|
816 |
||
817 |
ptrCGLSetCurrentContext(glContextObj); |
|
818 |
ptrCGLSetFullScreen(glContextObj) ; |
|
819 |
||
820 |
ptrglReadBuffer(GL_FRONT); |
|
821 |
||
822 |
ptrglFinish(); // Finish all OpenGL commands |
|
823 |
ptrglPixelStorei(GL_PACK_ALIGNMENT, 4); // Force 4-byte alignment |
|
824 |
ptrglPixelStorei(GL_PACK_ROW_LENGTH, 0); |
|
825 |
ptrglPixelStorei(GL_PACK_SKIP_ROWS, 0); |
|
826 |
ptrglPixelStorei(GL_PACK_SKIP_PIXELS, 0); |
|
827 |
||
828 |
// Fetch the data in XRGB format, matching the bitmap context. |
|
829 |
ptrglReadPixels(GLint(displayRect.x()), GLint(displayRect.y()), |
|
830 |
GLint(displayRect.width()), GLint(displayRect.height()), |
|
831 |
#ifdef __BIG_ENDIAN__ |
|
832 |
GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, buffer |
|
833 |
#else |
|
834 |
GL_BGRA, GL_UNSIGNED_INT_8_8_8_8, buffer |
|
835 |
#endif |
|
836 |
); |
|
837 |
||
838 |
ptrCGLSetCurrentContext(0); |
|
839 |
ptrCGLClearDrawable(glContextObj); // disassociate from full screen |
|
840 |
ptrCGLDestroyContext(glContextObj); // and destroy the context |
|
841 |
} |
|
842 |
||
843 |
// Returns a pixmap containing the screen contents at rect. |
|
844 |
static QPixmap qt_mac_grabScreenRect(const QRect &rect) |
|
845 |
{ |
|
846 |
if (!resolveOpenGLSymbols()) |
|
847 |
return QPixmap(); |
|
848 |
||
849 |
const int maxDisplays = 128; // 128 displays should be enough for everyone. |
|
850 |
CGDirectDisplayID displays[maxDisplays]; |
|
851 |
CGDisplayCount displayCount; |
|
852 |
const CGRect cgRect = CGRectMake(rect.x(), rect.y(), rect.width(), rect.height()); |
|
853 |
const CGDisplayErr err = CGGetDisplaysWithRect(cgRect, maxDisplays, displays, &displayCount); |
|
854 |
||
855 |
if (err && displayCount == 0) |
|
856 |
return QPixmap(); |
|
857 |
||
858 |
long bytewidth = rect.width() * 4; // Assume 4 bytes/pixel for now |
|
859 |
bytewidth = (bytewidth + 3) & ~3; // Align to 4 bytes |
|
860 |
QVarLengthArray<char> buffer(rect.height() * bytewidth); |
|
861 |
||
862 |
for (uint i = 0; i < displayCount; ++i) { |
|
863 |
const CGRect bounds = CGDisplayBounds(displays[i]); |
|
864 |
// Translate to display-local coordinates |
|
865 |
QRect displayRect = rect.translated(qRound(-bounds.origin.x), qRound(-bounds.origin.y)); |
|
866 |
// Adjust for inverted y axis. |
|
867 |
displayRect.moveTop(qRound(bounds.size.height) - displayRect.y() - rect.height()); |
|
868 |
qt_mac_grabDisplayRect(displays[i], displayRect, buffer.data()); |
|
869 |
} |
|
870 |
||
871 |
qt_mac_flipPixmap(buffer.data(), bytewidth, rect.height()); |
|
872 |
QCFType<CGContextRef> bitmap = CGBitmapContextCreate(buffer.data(), rect.width(), |
|
873 |
rect.height(), 8, bytewidth, |
|
874 |
QCoreGraphicsPaintEngine::macGenericColorSpace(), |
|
875 |
kCGImageAlphaNoneSkipFirst); |
|
876 |
QCFType<CGImageRef> image = CGBitmapContextCreateImage(bitmap); |
|
877 |
return QPixmap::fromMacCGImageRef(image); |
|
878 |
} |
|
879 |
||
880 |
#ifndef QT_MAC_USE_COCOA // no QuickDraw in 64-bit mode |
|
881 |
static QPixmap qt_mac_grabScreenRect_10_3(int x, int y, int w, int h, QWidget *widget) |
|
882 |
{ |
|
883 |
QPixmap pm = QPixmap(w, h); |
|
884 |
extern WindowPtr qt_mac_window_for(const QWidget *); // qwidget_mac.cpp |
|
885 |
const BitMap *windowPort = 0; |
|
886 |
if((widget->windowType() == Qt::Desktop)) { |
|
887 |
GDHandle gdh; |
|
888 |
if(!(gdh=GetMainDevice())) |
|
889 |
qDebug("Qt: internal: Unexpected condition reached: %s:%d", __FILE__, __LINE__); |
|
890 |
windowPort = (BitMap*)(*(*gdh)->gdPMap); |
|
891 |
} else { |
|
892 |
windowPort = GetPortBitMapForCopyBits(GetWindowPort(qt_mac_window_for(widget))); |
|
893 |
} |
|
894 |
const BitMap *pixmapPort = GetPortBitMapForCopyBits(static_cast<GWorldPtr>(pm.macQDHandle())); |
|
895 |
Rect macSrcRect, macDstRect; |
|
896 |
SetRect(&macSrcRect, x, y, x + w, y + h); |
|
897 |
SetRect(&macDstRect, 0, 0, w, h); |
|
898 |
CopyBits(windowPort, pixmapPort, &macSrcRect, &macDstRect, srcCopy, 0); |
|
899 |
return pm; |
|
900 |
} |
|
901 |
#endif |
|
902 |
||
903 |
QPixmap QPixmap::grabWindow(WId window, int x, int y, int w, int h) |
|
904 |
{ |
|
905 |
QWidget *widget = QWidget::find(window); |
|
906 |
if (widget == 0) |
|
907 |
return QPixmap(); |
|
908 |
||
909 |
if(w == -1) |
|
910 |
w = widget->width() - x; |
|
911 |
if(h == -1) |
|
912 |
h = widget->height() - y; |
|
913 |
||
914 |
QPoint globalCoord(0, 0); |
|
915 |
globalCoord = widget->mapToGlobal(globalCoord); |
|
916 |
QRect rect(globalCoord.x() + x, globalCoord.y() + y, w, h); |
|
917 |
||
918 |
#ifdef QT_MAC_USE_COCOA |
|
919 |
return qt_mac_grabScreenRect(rect); |
|
920 |
#else |
|
921 |
#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4) |
|
922 |
if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_4) { |
|
923 |
return qt_mac_grabScreenRect(rect); |
|
924 |
} else |
|
925 |
#endif |
|
926 |
{ |
|
927 |
return qt_mac_grabScreenRect_10_3(x, y, w, h, widget); |
|
928 |
} |
|
929 |
#endif // ifdef Q_WS_MAC64 |
|
930 |
} |
|
931 |
||
932 |
/*! \internal |
|
933 |
||
934 |
Returns the QuickDraw CGrafPtr of the pixmap. 0 is returned if it can't |
|
935 |
be obtained. Do not hold the pointer around for long as it can be |
|
936 |
relocated. |
|
937 |
||
938 |
\warning This function is only available on Mac OS X. |
|
939 |
\warning As of Qt 4.6, this function \e{always} returns zero. |
|
940 |
*/ |
|
941 |
||
942 |
Qt::HANDLE QPixmap::macQDHandle() const |
|
943 |
{ |
|
944 |
return 0; |
|
945 |
} |
|
946 |
||
947 |
/*! \internal |
|
948 |
||
949 |
Returns the QuickDraw CGrafPtr of the pixmap's alpha channel. 0 is |
|
950 |
returned if it can't be obtained. Do not hold the pointer around for |
|
951 |
long as it can be relocated. |
|
952 |
||
953 |
\warning This function is only available on Mac OS X. |
|
954 |
\warning As of Qt 4.6, this function \e{always} returns zero. |
|
955 |
*/ |
|
956 |
||
957 |
Qt::HANDLE QPixmap::macQDAlphaHandle() const |
|
958 |
{ |
|
959 |
return 0; |
|
960 |
} |
|
961 |
||
962 |
/*! \internal |
|
963 |
||
964 |
Returns the CoreGraphics CGContextRef of the pixmap. 0 is returned if |
|
965 |
it can't be obtained. It is the caller's responsiblity to |
|
966 |
CGContextRelease the context when finished using it. |
|
967 |
||
968 |
\warning This function is only available on Mac OS X. |
|
969 |
*/ |
|
970 |
||
971 |
Qt::HANDLE QPixmap::macCGHandle() const |
|
972 |
{ |
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
973 |
if (isNull()) |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
974 |
return 0; |
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
975 |
|
0 | 976 |
if (data->classId() == QPixmapData::MacClass) { |
977 |
QMacPixmapData *d = static_cast<QMacPixmapData *>(data.data()); |
|
978 |
if (!d->cg_data) |
|
979 |
d->macCreateCGImageRef(); |
|
980 |
CGImageRef ret = d->cg_data; |
|
981 |
CGImageRetain(ret); |
|
982 |
return ret; |
|
983 |
} else if (data->classId() == QPixmapData::RasterClass) { |
|
984 |
return qt_mac_image_to_cgimage(static_cast<QRasterPixmapData *>(data.data())->image); |
|
985 |
} |
|
986 |
return 0; |
|
987 |
} |
|
988 |
||
989 |
bool QMacPixmapData::hasAlphaChannel() const |
|
990 |
{ |
|
991 |
return has_alpha; |
|
992 |
} |
|
993 |
||
994 |
CGImageRef qt_mac_create_imagemask(const QPixmap &pixmap, const QRectF &sr) |
|
995 |
{ |
|
996 |
QMacPixmapData *px = static_cast<QMacPixmapData*>(pixmap.data.data()); |
|
997 |
if (px->cg_mask) { |
|
998 |
if (px->cg_mask_rect == sr) { |
|
999 |
CGImageRetain(px->cg_mask); //reference for the caller |
|
1000 |
return px->cg_mask; |
|
1001 |
} |
|
1002 |
CGImageRelease(px->cg_mask); |
|
1003 |
px->cg_mask = 0; |
|
1004 |
} |
|
1005 |
||
1006 |
const int sx = qRound(sr.x()), sy = qRound(sr.y()), sw = qRound(sr.width()), sh = qRound(sr.height()); |
|
1007 |
const int sbpr = px->bytesPerRow; |
|
1008 |
const uint nbytes = sw * sh; |
|
1009 |
// alpha is always 255 for bitmaps, ignore it in this case. |
|
1010 |
const quint32 mask = px->depth() == 1 ? 0x00ffffff : 0xffffffff; |
|
1011 |
quint8 *dptr = static_cast<quint8 *>(malloc(nbytes)); |
|
1012 |
quint32 *sptr = px->pixels, *srow; |
|
1013 |
for(int y = sy, offset=0; y < sh; ++y) { |
|
1014 |
srow = sptr + (y * (sbpr / 4)); |
|
1015 |
for(int x = sx; x < sw; ++x) |
|
1016 |
*(dptr+(offset++)) = (*(srow+x) & mask) ? 255 : 0; |
|
1017 |
} |
|
1018 |
QCFType<CGDataProviderRef> provider = CGDataProviderCreateWithData(0, dptr, nbytes, qt_mac_cgimage_data_free); |
|
1019 |
px->cg_mask = CGImageMaskCreate(sw, sh, 8, 8, nbytes / sh, provider, 0, 0); |
|
1020 |
px->cg_mask_rect = sr; |
|
1021 |
CGImageRetain(px->cg_mask); //reference for the caller |
|
1022 |
return px->cg_mask; |
|
1023 |
} |
|
1024 |
||
1025 |
#ifndef QT_MAC_USE_COCOA |
|
1026 |
IconRef qt_mac_create_iconref(const QPixmap &px) |
|
1027 |
{ |
|
1028 |
if (px.isNull()) |
|
1029 |
return 0; |
|
1030 |
||
1031 |
//create icon |
|
1032 |
IconFamilyHandle iconFamily = reinterpret_cast<IconFamilyHandle>(NewHandle(0)); |
|
1033 |
//create data |
|
1034 |
{ |
|
1035 |
struct { |
|
1036 |
OSType mac_type; |
|
1037 |
int width, height, depth; |
|
1038 |
bool mask; |
|
1039 |
} images[] = { |
|
1040 |
{ kThumbnail32BitData, 128, 128, 32, false }, |
|
1041 |
{ kThumbnail8BitMask, 128, 128, 8, true }, |
|
1042 |
{ 0, 0, 0, 0, false } //end marker |
|
1043 |
}; |
|
1044 |
for(int i = 0; images[i].mac_type; i++) { |
|
1045 |
//get QPixmap data |
|
1046 |
QImage scaled_px = px.toImage().scaled(images[i].width, images[i].height); |
|
1047 |
||
1048 |
quint32 *sptr = (quint32 *) scaled_px.bits(); |
|
1049 |
quint32 *srow; |
|
1050 |
uint sbpr = scaled_px.bytesPerLine(); |
|
1051 |
||
1052 |
//get Handle data |
|
1053 |
const int dbpr = images[i].width * (images[i].depth/8); |
|
1054 |
Handle hdl = NewHandle(dbpr*images[i].height); |
|
1055 |
if(!sptr) { //handle null pixmap |
|
1056 |
memset((*hdl), '\0', dbpr*images[i].height); |
|
1057 |
} else if(images[i].mask) { |
|
1058 |
if(images[i].mac_type == kThumbnail8BitMask) { |
|
1059 |
for(int y = 0, hindex = 0; y < images[i].height; ++y) { |
|
1060 |
srow = sptr + (y * (sbpr/4)); |
|
1061 |
for(int x = 0; x < images[i].width; ++x) |
|
1062 |
*((*hdl)+(hindex++)) = qAlpha(*(srow+x)); |
|
1063 |
} |
|
1064 |
} |
|
1065 |
} else { |
|
1066 |
char *dest = (*hdl); |
|
1067 |
#if defined(__i386__) |
|
1068 |
if(images[i].depth == 32) { |
|
1069 |
for(int y = 0; y < images[i].height; ++y) { |
|
1070 |
uint *source = (uint*)((const uchar*)sptr+(sbpr*y)); |
|
1071 |
for(int x = 0; x < images[i].width; ++x, dest += 4) |
|
1072 |
*((uint*)dest) = CFSwapInt32(*(source + x)); |
|
1073 |
} |
|
1074 |
} else |
|
1075 |
#endif |
|
1076 |
{ |
|
1077 |
for(int y = 0; y < images[i].height; ++y) |
|
1078 |
memcpy(dest+(y*dbpr), ((const uchar*)sptr+(sbpr*y)), dbpr); |
|
1079 |
} |
|
1080 |
} |
|
1081 |
||
1082 |
//set the family data to the Handle |
|
1083 |
OSStatus set = SetIconFamilyData(iconFamily, images[i].mac_type, hdl); |
|
1084 |
if(set != noErr) |
|
1085 |
qWarning("%s: %d -- Unable to create icon data[%d]!! %ld", |
|
1086 |
__FILE__, __LINE__, i, long(set)); |
|
1087 |
DisposeHandle(hdl); |
|
1088 |
} |
|
1089 |
} |
|
1090 |
||
1091 |
//acquire and cleanup |
|
1092 |
IconRef ret; |
|
1093 |
static int counter = 0; |
|
1094 |
const OSType kQtCreator = 'CUTE'; |
|
1095 |
RegisterIconRefFromIconFamily(kQtCreator, (OSType)counter, iconFamily, &ret); |
|
1096 |
AcquireIconRef(ret); |
|
1097 |
UnregisterIconRef(kQtCreator, (OSType)counter); |
|
1098 |
DisposeHandle(reinterpret_cast<Handle>(iconFamily)); |
|
1099 |
counter++; |
|
1100 |
return ret; |
|
1101 |
||
1102 |
} |
|
1103 |
#endif |
|
1104 |
||
1105 |
/*! \internal */ |
|
1106 |
QPaintEngine* QMacPixmapData::paintEngine() const |
|
1107 |
{ |
|
1108 |
if (!pengine) { |
|
1109 |
QMacPixmapData *that = const_cast<QMacPixmapData*>(this); |
|
1110 |
that->pengine = new QCoreGraphicsPaintEngine(); |
|
1111 |
} |
|
1112 |
return pengine; |
|
1113 |
} |
|
1114 |
||
1115 |
void QMacPixmapData::copy(const QPixmapData *data, const QRect &rect) |
|
1116 |
{ |
|
1117 |
if (data->pixelType() == BitmapType) { |
|
1118 |
QBitmap::fromImage(toImage().copy(rect)); |
|
1119 |
return; |
|
1120 |
} |
|
1121 |
||
1122 |
const QMacPixmapData *macData = static_cast<const QMacPixmapData*>(data); |
|
1123 |
||
1124 |
resize(rect.width(), rect.height()); |
|
1125 |
||
1126 |
has_alpha = macData->has_alpha; |
|
1127 |
has_mask = macData->has_mask; |
|
1128 |
uninit = false; |
|
1129 |
||
1130 |
const int x = rect.x(); |
|
1131 |
const int y = rect.y(); |
|
1132 |
char *dest = reinterpret_cast<char*>(pixels); |
|
1133 |
const char *src = reinterpret_cast<const char*>(macData->pixels + x) + y * macData->bytesPerRow; |
|
1134 |
for (int i = 0; i < h; ++i) { |
|
1135 |
memcpy(dest, src, w * 4); |
|
1136 |
dest += bytesPerRow; |
|
1137 |
src += macData->bytesPerRow; |
|
1138 |
} |
|
1139 |
||
1140 |
has_alpha = macData->has_alpha; |
|
1141 |
has_mask = macData->has_mask; |
|
1142 |
} |
|
1143 |
||
1144 |
bool QMacPixmapData::scroll(int dx, int dy, const QRect &rect) |
|
1145 |
{ |
|
1146 |
Q_UNUSED(dx); |
|
1147 |
Q_UNUSED(dy); |
|
1148 |
Q_UNUSED(rect); |
|
1149 |
return false; |
|
1150 |
} |
|
1151 |
||
1152 |
/*! |
|
1153 |
\since 4.2 |
|
1154 |
||
1155 |
Creates a \c CGImageRef equivalent to the QPixmap. Returns the \c CGImageRef handle. |
|
1156 |
||
1157 |
It is the caller's responsibility to release the \c CGImageRef data |
|
1158 |
after use. |
|
1159 |
||
1160 |
\warning This function is only available on Mac OS X. |
|
1161 |
||
1162 |
\sa fromMacCGImageRef() |
|
1163 |
*/ |
|
1164 |
CGImageRef QPixmap::toMacCGImageRef() const |
|
1165 |
{ |
|
1166 |
return (CGImageRef)macCGHandle(); |
|
1167 |
} |
|
1168 |
||
1169 |
/*! |
|
1170 |
\since 4.2 |
|
1171 |
||
1172 |
Returns a QPixmap that is equivalent to the given \a image. |
|
1173 |
||
1174 |
\warning This function is only available on Mac OS X. |
|
1175 |
||
1176 |
\sa toMacCGImageRef(), {QPixmap#Pixmap Conversion}{Pixmap Conversion} |
|
1177 |
*/ |
|
1178 |
QPixmap QPixmap::fromMacCGImageRef(CGImageRef image) |
|
1179 |
{ |
|
1180 |
const size_t w = CGImageGetWidth(image), |
|
1181 |
h = CGImageGetHeight(image); |
|
1182 |
QPixmap ret(w, h); |
|
1183 |
ret.fill(Qt::transparent); |
|
1184 |
CGRect rect = CGRectMake(0, 0, w, h); |
|
1185 |
CGContextRef ctx = qt_mac_cg_context(&ret); |
|
1186 |
qt_mac_drawCGImage(ctx, &rect, image); |
|
1187 |
CGContextRelease(ctx); |
|
1188 |
return ret; |
|
1189 |
} |
|
1190 |
||
1191 |
QT_END_NAMESPACE |