ui/gfx/x/x11_types.h

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_GFX_X_X11_UTIL_H_
   6 #define UI_GFX_X_X11_UTIL_H_
   7
   8 #include "base/basictypes.h"
   9 #include "ui/gfx/gfx_export.h"
  10
  11 typedef unsigned long XAtom;
  12 typedef unsigned long XID;
  13 typedef struct _XImage XImage;
  14 typedef struct _XGC *GC;
  15 typedef struct _XDisplay XDisplay;
  16
  17 namespace gfx {
  18
  19 // TODO(oshima|evan): This assume there is one display and doesn't work
  20 // undef multiple displays/monitor environment. Remove this and change the
  21 // chrome codebase to get the display from window.
  22 GFX_EXPORT XDisplay* GetXDisplay();
  23
  24 // This opens a new X11 XDisplay*, taking command line arguments into account.
  25 GFX_EXPORT XDisplay* OpenNewXDisplay();
  26
  27 // Return the number of bits-per-pixel for a pixmap of the given depth
  28 GFX_EXPORT int BitsPerPixelForPixmapDepth(XDisplay* display, int depth);
  29
  30 // Draws ARGB data on the given pixmap using the given GC, converting to the
  31 // server side visual depth as needed.  Destination is assumed to be the same
  32 // dimensions as |data| or larger.  |data| is also assumed to be in row order
  33 // with each line being exactly |width| * 4 bytes long.
  34 GFX_EXPORT void PutARGBImage(XDisplay* display,
  35                              void* visual, int depth,
  36                              XID pixmap, void* pixmap_gc,
  37                              const uint8* data,
  38                              int width, int height);
  39
  40 // Same as above only more general:
  41 // - |data_width| and |data_height| refer to the data image
  42 // - |src_x|, |src_y|, |copy_width| and |copy_height| define source region
  43 // - |dst_x|, |dst_y|, |copy_width| and |copy_height| define destination region
  44 GFX_EXPORT void PutARGBImage(XDisplay* display,
  45                              void* visual, int depth,
  46                              XID pixmap, void* pixmap_gc,
  47                              const uint8* data,
  48                              int data_width, int data_height,
  49                              int src_x, int src_y,
  50                              int dst_x, int dst_y,
  51                              int copy_width, int copy_height);
  52
  53 }  // namespace gfx
  54
  55 #endif  // UI_GFX_X_X11_UTIL_H_
  56