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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_GFX_X_X11_UTIL_H_
#define UI_GFX_X_X11_UTIL_H_
#include "base/basictypes.h"
#include "ui/gfx/gfx_export.h"
typedef unsigned long XAtom;
typedef unsigned long XID;
typedef struct _XImage XImage;
typedef struct _XGC *GC;
typedef struct _XDisplay XDisplay;
namespace gfx {
// TODO(oshima|evan): This assume there is one display and doesn't work
// undef multiple displays/monitor environment. Remove this and change the
// chrome codebase to get the display from window.
GFX_EXPORT XDisplay* GetXDisplay();
// This opens a new X11 XDisplay*, taking command line arguments into account.
GFX_EXPORT XDisplay* OpenNewXDisplay();
// Return the number of bits-per-pixel for a pixmap of the given depth
GFX_EXPORT int BitsPerPixelForPixmapDepth(XDisplay* display, int depth);
// Draws ARGB data on the given pixmap using the given GC, converting to the
// server side visual depth as needed. Destination is assumed to be the same
// dimensions as |data| or larger. |data| is also assumed to be in row order
// with each line being exactly |width| * 4 bytes long.
GFX_EXPORT void PutARGBImage(XDisplay* display,
void* visual, int depth,
XID pixmap, void* pixmap_gc,
const uint8* data,
int width, int height);
// Same as above only more general:
// - |data_width| and |data_height| refer to the data image
// - |src_x|, |src_y|, |copy_width| and |copy_height| define source region
// - |dst_x|, |dst_y|, |copy_width| and |copy_height| define destination region
GFX_EXPORT void PutARGBImage(XDisplay* display,
void* visual, int depth,
XID pixmap, void* pixmap_gc,
const uint8* data,
int data_width, int data_height,
int src_x, int src_y,
int dst_x, int dst_y,
int copy_width, int copy_height);
} // namespace gfx
#endif // UI_GFX_X_X11_UTIL_H_
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