Qt 4.8
qpixmap_x11_p.h
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41 
42 #ifndef QPIXMAPDATA_X11_P_H
43 #define QPIXMAPDATA_X11_P_H
44 
45 //
46 // W A R N I N G
47 // -------------
48 //
49 // This file is not part of the Qt API. It exists purely as an
50 // implementation detail. This header file may change from version to
51 // version without notice, or even be removed.
52 //
53 // We mean it.
54 //
55 
56 #include <QtGui/private/qpixmapdata_p.h>
57 #include <QtGui/private/qpixmapdatafactory_p.h>
58 
59 #include "QtGui/qx11info_x11.h"
60 
62 
63 class QX11PaintEngine;
64 
65 struct QXImageWrapper;
66 
68 {
69 public:
71 // QX11PixmapData(PixelType type, int width, int height);
72 // QX11PixmapData(PixelType type, const QImage &image,
73 // Qt::ImageConversionFlags flags);
74  ~QX11PixmapData();
75 
77 
78  void resize(int width, int height);
79  void fromImage(const QImage &image, Qt::ImageConversionFlags flags);
80  void copy(const QPixmapData *data, const QRect &rect);
81  bool scroll(int dx, int dy, const QRect &rect);
82 
83  void fill(const QColor &color);
84  QBitmap mask() const;
85  void setMask(const QBitmap &mask);
86  bool hasAlphaChannel() const;
87  void setAlphaChannel(const QPixmap &alphaChannel);
88  QPixmap alphaChannel() const;
89  QPixmap transformed(const QTransform &transform,
90  Qt::TransformationMode mode) const;
91  QImage toImage() const;
92  QImage toImage(const QRect &rect) const;
93  QPaintEngine* paintEngine() const;
94 
95  Qt::HANDLE handle() const { return hd; }
96  Qt::HANDLE x11ConvertToDefaultDepth();
97 
98  static Qt::HANDLE createBitmapFromImage(const QImage &image);
99 
100  void* gl_surface;
101 #ifndef QT_NO_XRENDER
102  void convertToARGB32(bool preserveContents = true);
103 #endif
104 
105 protected:
106  int metric(QPaintDevice::PaintDeviceMetric metric) const;
107 
108 private:
109  friend class QPixmap;
110  friend class QBitmap;
111  friend class QX11PaintEngine;
112  friend class QX11WindowSurface;
113  friend class QRasterWindowSurface;
114  friend class QGLContextPrivate; // Needs to access xinfo, gl_surface & flags
115  friend class QEglContext; // Needs gl_surface
116  friend class QGLContext; // Needs gl_surface
117  friend class QX11GLPixmapData; // Needs gl_surface
118  friend class QMeeGoLivePixmapData; // Needs gl_surface and flags
119  friend bool qt_createEGLSurfaceForPixmap(QPixmapData*, bool); // Needs gl_surface
120 
121  void release();
122 
123  QImage toImage(const QXImageWrapper &xi, const QRect &rect) const;
124 
125  QBitmap mask_to_bitmap(int screen) const;
126  static Qt::HANDLE bitmap_to_mask(const QBitmap &, int screen);
127  void bitmapFromImage(const QImage &image);
128 
129  bool canTakeQImageFromXImage(const QXImageWrapper &xi) const;
130  QImage takeQImageFromXImage(const QXImageWrapper &xi) const;
131 
133 
134  enum Flag {
135  NoFlags = 0x0,
137  Readonly = 0x2,
138  InvertedWhenBoundToTexture = 0x4,
139  GlSurfaceCreatedWithAlpha = 0x8
140  };
142 
147  Qt::HANDLE hd2; // sorted in the default display depth
148  QPixmap::ShareMode share_mode;
149 
151 };
152 
154 
155 #endif // QPIXMAPDATA_X11_P_H
156 
virtual QPixmapData * createCompatiblePixmapData() const
Definition: qpixmapdata.cpp:96
The QColor class provides colors based on RGB, HSV or CMYK values.
Definition: qcolor.h:67
virtual QPixmap transformed(const QTransform &matrix, Qt::TransformationMode mode) const
int type
Definition: qmetatype.cpp:239
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
virtual void fill(const QColor &color)=0
Qt::HANDLE picture
QX11PaintEngine * pengine
Qt::HANDLE hd
#define Q_GUI_EXPORT
Definition: qglobal.h:1450
virtual void resize(int width, int height)=0
QPixmap::ShareMode share_mode
virtual QPaintEngine * paintEngine() const =0
virtual QBitmap mask() const
Qt::HANDLE mask_picture
virtual QPixmap alphaChannel() const
The QBitmap class provides monochrome (1-bit depth) pixmaps.
Definition: qbitmap.h:55
virtual QImage toImage() const =0
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
Qt::HANDLE handle() const
Definition: qpixmap_x11_p.h:95
The QGLContext class encapsulates an OpenGL rendering context.
Definition: qgl.h:310
virtual void fromImage(const QImage &image, Qt::ImageConversionFlags flags)=0
TransformationMode
Definition: qnamespace.h:1510
The QImage class provides a hardware-independent image representation that allows direct access to th...
Definition: qimage.h:87
static const char * data(const QByteArray &arr)
unsigned int uint
Definition: qglobal.h:996
virtual int metric(QPaintDevice::PaintDeviceMetric metric) const =0
friend class QX11PixmapData
void * HANDLE
Definition: qnamespace.h:1671
The QPaintEngine class provides an abstract definition of how QPainter draws to a given device on a g...
Definition: qpaintengine.h:90
virtual bool hasAlphaChannel() const =0
The QX11Info class provides information about the X display configuration.
Definition: qx11info_x11.h:63
Qt::HANDLE x11_mask
virtual void copy(const QPixmapData *data, const QRect &rect)
The QRect class defines a rectangle in the plane using integer precision.
Definition: qrect.h:58
virtual void setMask(const QBitmap &mask)
The QPixmap class is an off-screen image representation that can be used as a paint device...
Definition: qpixmap.h:71
virtual void setAlphaChannel(const QPixmap &alphaChannel)
Qt::HANDLE hd2
virtual bool scroll(int dx, int dy, const QRect &rect)
The QTransform class specifies 2D transformations of a coordinate system.
Definition: qtransform.h:65