gfx/thebes/public/gfxXlibSurface.h

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  15  * The Original Code is Oracle Corporation code.
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  21  * Contributor(s):
  22  *   Stuart Parmenter <pavlov@pavlov.net>
  23  *   Vladimir Vukicevic <vladimir@pobox.com>
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  25  * Alternatively, the contents of this file may be used under the terms of
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  37  * ***** END LICENSE BLOCK ***** */
  38
  39 #ifndef GFX_XLIBSURFACE_H
  40 #define GFX_XLIBSURFACE_H
  41
  42 #include "gfxASurface.h"
  43
  44 #include <X11/extensions/Xrender.h>
  45 #include <X11/Xlib.h>
  46
  47 class THEBES_API gfxXlibSurface : public gfxASurface {
  48 public:
  49     // create a surface for the specified dpy/drawable/visual.
  50     // Will use XGetGeometry to query the window/pixmap size.
  51     gfxXlibSurface(Display *dpy, Drawable drawable, Visual *visual);
  52
  53     // create a surface for the specified dpy/drawable/visual,
  54     // with explicitly provided width/height.
  55     gfxXlibSurface(Display *dpy, Drawable drawable, Visual *visual, const gfxIntSize& size);
  56
  57     // create a new Pixmap on the display dpy, with
  58     // the root window as the parent and the default depth
  59     // for the default screen, and attach the given visual
  60     gfxXlibSurface(Display *dpy, Visual *visual, const gfxIntSize& size);
  61
  62     gfxXlibSurface(Display* dpy, Drawable drawable, XRenderPictFormat *format,
  63                    const gfxIntSize& size);
  64
  65     gfxXlibSurface(Display* dpy, XRenderPictFormat *format,
  66                    const gfxIntSize& size);
  67
  68     gfxXlibSurface(cairo_surface_t *csurf);
  69
  70     virtual ~gfxXlibSurface();
  71
  72     const gfxIntSize& GetSize() {
  73         if (mSize.width == -1 || mSize.height == -1)
  74             DoSizeQuery();
  75
  76         return mSize;
  77     }
  78
  79     Display* XDisplay() { return mDisplay; }
  80     Drawable XDrawable() { return mDrawable; }
  81
  82     static XRenderPictFormat *FindRenderFormat(Display *dpy, gfxImageFormat format);
  83
  84     // take ownership of a passed-in Pixmap, calling XFreePixmap on it
  85     // when the gfxXlibSurface is destroyed.
  86     void TakePixmap();
  87
  88 protected:
  89     // if TakePixmap() was already called on this
  90     PRBool mPixmapTaken;
  91
  92     Display *mDisplay;
  93     Drawable mDrawable;
  94
  95     void DoSizeQuery();
  96
  97     gfxIntSize mSize;
  98 };
  99
 100 #endif /* GFX_XLIBSURFACE_H */