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