• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 
56