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