2d2b9a0d8c
Review URL: https://codereview.appspot.com/6554045 git-svn-id: http://skia.googlecode.com/svn/trunk@5614 2bbb7eff-a529-9590-31e7-b0007b416f81
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef picture_utils_DEFINED
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#define picture_utils_DEFINED
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#include "SkTypes.h"
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class SkBitmap;
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class SkFILEStream;
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class SkPicture;
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class SkString;
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namespace sk_tools {
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// since PNG insists on unpremultiplying our alpha, we take no precision
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// chances and force all pixels to be 100% opaque, otherwise on compare we
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// may not get a perfect match.
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//
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// This expects a bitmap with a config type of 8888 and for the pixels to
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// not be on the GPU.
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void force_all_opaque(const SkBitmap& bitmap);
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// Creates a posix style filepath by concatenating name onto dir with a
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// forward slash into path.
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void make_filepath(SkString* path, const SkString&, const SkString& name);
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// Returns the last part of the path (file name or leaf directory name)
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//
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// This basically just looks for a foward slash or backslash (windows
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// only).
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void get_basename(SkString* basename, const SkString& path);
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// Returns true if the string ends with %
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bool is_percentage(const char* const string);
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// Prepares the bitmap so that it can be written.
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//
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// Specifically, it configures the bitmap, allocates pixels and then
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// erases the pixels to transparent black.
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void setup_bitmap(SkBitmap* bitmap, int width, int height);
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}
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#endif // picture_utils_DEFINED
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