Starting work on Qt4 interface...

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/dependencies/tqtinterface@1158413 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 329 insertions, 0 deletions

diff --git a/qtinterface/qt4/Qt/qpixmap.h b/qtinterface/qt4/Qt/qpixmap.h
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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation ([email protected])
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at [email protected].
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QPIXMAP_H
+#define QPIXMAP_H
+
+#include <QtGui/qpaintdevice.h>
+#include <QtGui/qcolor.h>
+#include <QtCore/qnamespace.h>
+#include <QtCore/qstring.h> // char*->QString conversion
+#include <QtCore/qsharedpointer.h>
+#include <QtGui/qimage.h>
+#include <QtGui/qtransform.h>
+
+QT_BEGIN_HEADER
+
+#if defined(Q_OS_SYMBIAN)
+class CFbsBitmap;
+class RSgImage;
+#endif
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+class QImageWriter;
+class QColor;
+class QVariant;
+class QX11Info;
+class QPixmapData;
+
+class Q_GUI_EXPORT QPixmap : public QPaintDevice
+{
+public:
+    QPixmap();
+    explicit QPixmap(QPixmapData *data);
+    QPixmap(int w, int h);
+    QPixmap(const QSize &);
+    QPixmap(const QString& fileName, const char *format = 0, Qt::ImageConversionFlags flags = Qt::AutoColor);
+#ifndef QT_NO_IMAGEFORMAT_XPM
+    QPixmap(const char * const xpm[]);
+#endif
+    QPixmap(const QPixmap &);
+    ~QPixmap();
+
+    QPixmap &operator=(const QPixmap &);
+    operator QVariant() const;
+
+    bool isNull() const; // ### Qt 5: make inline
+    int devType() const;
+
+    int width() const; // ### Qt 5: make inline
+    int height() const; // ### Qt 5: make inline
+    QSize size() const;
+    QRect rect() const;
+    int depth() const;
+
+    static int defaultDepth();
+
+    void fill(const QColor &fillColor = Qt::white);
+    void fill(const QWidget *widget, const QPoint &ofs);
+    inline void fill(const QWidget *widget, int xofs, int yofs) { fill(widget, QPoint(xofs, yofs)); }
+
+    QBitmap mask() const;
+    void setMask(const QBitmap &);
+
+    QPixmap alphaChannel() const;
+    void setAlphaChannel(const QPixmap &);
+
+    bool hasAlpha() const;
+    bool hasAlphaChannel() const;
+
+#ifndef QT_NO_IMAGE_HEURISTIC_MASK
+    QBitmap createHeuristicMask(bool clipTight = true) const;
+#endif
+    QBitmap createMaskFromColor(const QColor &maskColor) const; // ### Qt 5: remove
+    QBitmap createMaskFromColor(const QColor &maskColor, Qt::MaskMode mode) const;
+
+    static QPixmap grabWindow(WId, int x=0, int y=0, int w=-1, int h=-1);
+    static QPixmap grabWidget(QWidget *widget, const QRect &rect);
+    static inline QPixmap grabWidget(QWidget *widget, int x=0, int y=0, int w=-1, int h=-1)
+    { return grabWidget(widget, QRect(x, y, w, h)); }
+
+
+    inline QPixmap scaled(int w, int h, Qt::AspectRatioMode aspectMode = Qt::IgnoreAspectRatio,
+                          Qt::TransformationMode mode = Qt::FastTransformation) const
+        { return scaled(QSize(w, h), aspectMode, mode); }
+    QPixmap scaled(const QSize &s, Qt::AspectRatioMode aspectMode = Qt::IgnoreAspectRatio,
+                   Qt::TransformationMode mode = Qt::FastTransformation) const;
+    QPixmap scaledToWidth(int w, Qt::TransformationMode mode = Qt::FastTransformation) const;
+    QPixmap scaledToHeight(int h, Qt::TransformationMode mode = Qt::FastTransformation) const;
+    QPixmap transformed(const QMatrix &, Qt::TransformationMode mode = Qt::FastTransformation) const;
+    static QMatrix trueMatrix(const QMatrix &m, int w, int h);
+    QPixmap transformed(const QTransform &, Qt::TransformationMode mode = Qt::FastTransformation) const;
+    static QTransform trueMatrix(const QTransform &m, int w, int h);
+
+    QImage toImage() const;
+    static QPixmap fromImage(const QImage &image, Qt::ImageConversionFlags flags = Qt::AutoColor);
+
+    bool load(const QString& fileName, const char *format = 0, Qt::ImageConversionFlags flags = Qt::AutoColor);
+    bool loadFromData(const uchar *buf, uint len, const char* format = 0, Qt::ImageConversionFlags flags = Qt::AutoColor);
+    inline bool loadFromData(const QByteArray &data, const char* format = 0, Qt::ImageConversionFlags flags = Qt::AutoColor);
+    bool save(const QString& fileName, const char* format = 0, int quality = -1) const;
+    bool save(QIODevice* device, const char* format = 0, int quality = -1) const;
+
+#if defined(Q_WS_WIN)
+    enum HBitmapFormat {
+        NoAlpha,
+        PremultipliedAlpha,
+        Alpha
+    };
+
+    HBITMAP toWinHBITMAP(HBitmapFormat format = NoAlpha) const;
+    HICON toWinHICON() const;
+
+    static QPixmap fromWinHBITMAP(HBITMAP hbitmap, HBitmapFormat format = NoAlpha);
+    static QPixmap fromWinHICON(HICON hicon);
+#endif
+
+#if defined(Q_WS_MAC)
+    CGImageRef toMacCGImageRef() const;
+    static QPixmap fromMacCGImageRef(CGImageRef image);
+#endif
+
+#if defined(Q_OS_SYMBIAN)
+    CFbsBitmap *toSymbianCFbsBitmap() const;
+    static QPixmap fromSymbianCFbsBitmap(CFbsBitmap *bitmap);
+    RSgImage* toSymbianRSgImage() const;
+    static QPixmap fromSymbianRSgImage(RSgImage *sgImage);
+#endif
+
+    inline QPixmap copy(int x, int y, int width, int height) const;
+    QPixmap copy(const QRect &rect = QRect()) const;
+
+    inline void scroll(int dx, int dy, int x, int y, int width, int height, QRegion *exposed = 0);
+    void scroll(int dx, int dy, const QRect &rect, QRegion *exposed = 0);
+
+    int serialNumber() const;
+    qint64 cacheKey() const;
+
+    bool isDetached() const;
+    void detach();
+
+    bool isQBitmap() const;
+
+#if defined(Q_WS_QWS)
+    const uchar *qwsBits() const;
+    int qwsBytesPerLine() const;
+    QRgb *clut() const;
+#ifdef QT_DEPRECATED
+    QT_DEPRECATED int numCols() const;
+#endif
+    int colorCount() const;
+#elif defined(Q_WS_MAC)
+    Qt::HANDLE macQDHandle() const;
+    Qt::HANDLE macQDAlphaHandle() const;
+    Qt::HANDLE macCGHandle() const;
+#elif defined(Q_WS_X11)
+    enum ShareMode { ImplicitlyShared, ExplicitlyShared };
+
+    static QPixmap fromX11Pixmap(Qt::HANDLE pixmap, ShareMode mode = ImplicitlyShared);
+    static int x11SetDefaultScreen(int screen);
+    void x11SetScreen(int screen);
+    const QX11Info &x11Info() const;
+    Qt::HANDLE x11PictureHandle() const;
+#endif
+
+#if defined(Q_WS_X11) || defined(Q_WS_QWS)
+    Qt::HANDLE handle() const;
+#endif
+
+    QPaintEngine *paintEngine() const;
+
+    inline bool operator!() const { return isNull(); }
+
+protected:
+    int metric(PaintDeviceMetric) const;
+
+#ifdef QT3_SUPPORT
+public:
+    enum ColorMode { Auto, Color, Mono };
+    QT3_SUPPORT_CONSTRUCTOR QPixmap(const QString& fileName, const char *format, ColorMode mode);
+    QT3_SUPPORT bool load(const QString& fileName, const char *format, ColorMode mode);
+    QT3_SUPPORT bool loadFromData(const uchar *buf, uint len, const char* format, ColorMode mode);
+    QT3_SUPPORT_CONSTRUCTOR QPixmap(const QImage& image);
+    QT3_SUPPORT QPixmap &operator=(const QImage &);
+    inline QT3_SUPPORT QImage convertToImage() const { return toImage(); }
+    QT3_SUPPORT bool convertFromImage(const QImage &, ColorMode mode);
+    QT3_SUPPORT bool convertFromImage(const QImage &img, Qt::ImageConversionFlags flags = Qt::AutoColor)
+        { (*this) = fromImage(img, flags); return !isNull(); }
+    inline QT3_SUPPORT operator QImage() const { return toImage(); }
+    inline QT3_SUPPORT QPixmap xForm(const QMatrix &matrix) const { return transformed(QTransform(matrix)); }
+    inline QT3_SUPPORT bool selfMask() const { return false; }
+private:
+    void resize_helper(const QSize &s);
+public:
+    inline QT3_SUPPORT void resize(const QSize &s) { resize_helper(s); }
+    inline QT3_SUPPORT void resize(int width, int height) { resize_helper(QSize(width, height)); }
+#endif
+
+private:
+    QExplicitlySharedDataPointer<QPixmapData> data;
+
+    bool doImageIO(QImageWriter *io, int quality) const;
+
+    // ### Qt5: remove the following three lines
+    enum Type { PixmapType, BitmapType }; // must match QPixmapData::PixelType
+    QPixmap(const QSize &s, Type);
+    void init(int, int, Type = PixmapType);
+
+    QPixmap(const QSize &s, int type);
+    void init(int, int, int);
+    void deref();
+#if defined(Q_WS_WIN)
+    void initAlphaPixmap(uchar *bytes, int length, struct tagBITMAPINFO *bmi);
+#endif
+    Q_DUMMY_COMPARISON_OPERATOR(QPixmap)
+#ifdef Q_WS_MAC
+    friend CGContextRef qt_mac_cg_context(const QPaintDevice*);
+    friend CGImageRef qt_mac_create_imagemask(const QPixmap&, const QRectF&);
+    friend IconRef qt_mac_create_iconref(const QPixmap&);
+    friend quint32 *qt_mac_pixmap_get_base(const QPixmap*);
+    friend int qt_mac_pixmap_get_bytes_per_line(const QPixmap*);
+#endif
+    friend class QPixmapData;
+    friend class QX11PixmapData;
+    friend class QMacPixmapData;
+    friend class QS60PixmapData;
+    friend class QBitmap;
+    friend class QPaintDevice;
+    friend class QPainter;
+    friend class QGLWidget;
+    friend class QX11PaintEngine;
+    friend class QCoreGraphicsPaintEngine;
+    friend class QWidgetPrivate;
+    friend class QRasterPaintEngine;
+    friend class QRasterBuffer;
+    friend class QPixmapCacheEntry;
+#if !defined(QT_NO_DATASTREAM)
+    friend Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QPixmap &);
+#endif
+    friend Q_GUI_EXPORT qint64 qt_pixmap_id(const QPixmap &pixmap);
+
+public:
+    QPixmapData* pixmapData() const;
+
+public:
+    typedef QExplicitlySharedDataPointer<QPixmapData> DataPtr;
+    inline DataPtr &data_ptr() { return data; }
+};
+
+Q_DECLARE_SHARED(QPixmap)
+
+inline QPixmap QPixmap::copy(int ax, int ay, int awidth, int aheight) const
+{
+    return copy(QRect(ax, ay, awidth, aheight));
+}
+
+inline void QPixmap::scroll(int dx, int dy, int ax, int ay, int awidth, int aheight, QRegion *exposed)
+{
+    scroll(dx, dy, QRect(ax, ay, awidth, aheight), exposed);
+}
+
+inline bool QPixmap::loadFromData(const QByteArray &buf, const char *format,
+                                  Qt::ImageConversionFlags flags)
+{
+    return loadFromData(reinterpret_cast<const uchar *>(buf.constData()), buf.size(), format, flags);
+}
+
+/*****************************************************************************
+ QPixmap stream functions
+*****************************************************************************/
+
+#if !defined(QT_NO_DATASTREAM)
+Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QPixmap &);
+Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QPixmap &);
+#endif
+
+/*****************************************************************************
+ QPixmap (and QImage) helper functions
+*****************************************************************************/
+#ifdef QT3_SUPPORT
+QT3_SUPPORT Q_GUI_EXPORT void copyBlt(QPixmap *dst, int dx, int dy, const QPixmap *src,
+                                    int sx=0, int sy=0, int sw=-1, int sh=-1);
+#endif // QT3_SUPPORT
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QPIXMAP_H