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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_GFX_BITMAP_HEADER_H__ | 5 #ifndef BASE_GFX_GDI_UTIL_H__ |
6 #define BASE_GFX_BITMAP_HEADER_H__ | 6 #define BASE_GFX_GDI_UTIL_H__ |
7 | 7 |
| 8 #include <vector> |
8 #include <windows.h> | 9 #include <windows.h> |
| 10 #include "base/gfx/rect.h" |
9 | 11 |
10 namespace gfx { | 12 namespace gfx { |
11 | 13 |
12 // Creates a BITMAPINFOHEADER structure given the bitmap's size. | 14 // Creates a BITMAPINFOHEADER structure given the bitmap's size. |
13 void CreateBitmapHeader(int width, int height, BITMAPINFOHEADER* hdr); | 15 void CreateBitmapHeader(int width, int height, BITMAPINFOHEADER* hdr); |
14 | 16 |
15 // Creates a BITMAPINFOHEADER structure given the bitmap's size and | 17 // Creates a BITMAPINFOHEADER structure given the bitmap's size and |
16 // color depth in bits per pixel. | 18 // color depth in bits per pixel. |
17 void CreateBitmapHeaderWithColorDepth(int width, int height, int color_depth, | 19 void CreateBitmapHeaderWithColorDepth(int width, int height, int color_depth, |
18 BITMAPINFOHEADER* hdr); | 20 BITMAPINFOHEADER* hdr); |
19 | 21 |
20 // Creates a BITMAPV4HEADER structure given the bitmap's size. You probably | 22 // Creates a BITMAPV4HEADER structure given the bitmap's size. You probably |
21 // only need to use BMP V4 if you need transparency (alpha channel). This | 23 // only need to use BMP V4 if you need transparency (alpha channel). This |
22 // function sets the AlphaMask to 0xff000000. | 24 // function sets the AlphaMask to 0xff000000. |
23 void CreateBitmapV4Header(int width, int height, BITMAPV4HEADER* hdr); | 25 void CreateBitmapV4Header(int width, int height, BITMAPV4HEADER* hdr); |
24 | 26 |
25 // Creates a monochrome bitmap header. | 27 // Creates a monochrome bitmap header. |
26 void CreateMonochromeBitmapHeader(int width, int height, BITMAPINFOHEADER* hdr); | 28 void CreateMonochromeBitmapHeader(int width, int height, BITMAPINFOHEADER* hdr); |
27 | 29 |
| 30 // Modify the given hrgn by subtracting the given rectangles. |
| 31 void SubtractRectanglesFromRegion(HRGN hrgn, |
| 32 const std::vector<gfx::Rect>& cutouts); |
28 | 33 |
29 } // namespace gfx | 34 } // namespace gfx |
30 | 35 |
31 #endif // BASE_GFX_BITMAP_HEADER_H__ | 36 #endif // BASE_GFX_GDI_UTIL_H__ |
32 | 37 |
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