gfx/icon_util.cc - Issue 915002: Create a toplevel gfx/ dir and seed it with icon_util....

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Side by Side Diff: gfx/icon_util.cc

Issue 915002: Create a toplevel gfx/ dir and seed it with icon_util.... (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/

Patch Set: '' Created 10 years, 9 months ago

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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 #include "app/gfx/icon_util.h"	5 #include "gfx/icon_util.h"

6	6

7 #include "app/win_util.h"	7 #include "app/win_util.h"

8 #include "base/file_util.h"	8 #include "base/file_util.h"

9 #include "base/gfx/size.h"	9 #include "base/gfx/size.h"

10 #include "base/logging.h"	10 #include "base/logging.h"

11 #include "base/scoped_ptr.h"	11 #include "base/scoped_ptr.h"

12 #include "skia/ext/image_operations.h"	12 #include "skia/ext/image_operations.h"

13 #include "third_party/skia/include/core/SkBitmap.h"	13 #include "third_party/skia/include/core/SkBitmap.h"

14	14

15 // Defining the dimensions for the icon images. We store only one value because	15 // Defining the dimensions for the icon images. We store only one value because

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480 // Once we compute the size for a singe AND mask scan line, we multiply that	480 // Once we compute the size for a singe AND mask scan line, we multiply that

481 // number by the image height in order to get the total number of bytes for	481 // number by the image height in order to get the total number of bytes for

482 // the AND mask. Thus, for a 15X15 image, we need 15 * 4 which is 60 bytes	482 // the AND mask. Thus, for a 15X15 image, we need 15 * 4 which is 60 bytes

483 // for the monochrome bitmap representing the AND mask.	483 // for the monochrome bitmap representing the AND mask.

484 int and_line_length = (bitmap.width() + 7) >> 3;	484 int and_line_length = (bitmap.width() + 7) >> 3;

485 and_line_length = (and_line_length + 3) & ~3;	485 and_line_length = (and_line_length + 3) & ~3;

486 and_mask_size = and_line_length bitmap.height();	486 and_mask_size = and_line_length bitmap.height();

487 int masks_size = xor_mask_size + and_mask_size;	487 int masks_size = xor_mask_size + and_mask_size;

488 *bytes_in_resource = masks_size + sizeof(BITMAPINFOHEADER);	488 *bytes_in_resource = masks_size + sizeof(BITMAPINFOHEADER);

489 }	489 }

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