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gfx/skia/trunk/src/effects/gradients/SkBitmapCache.h@b8a032363ba2 (annotated)

gfx/skia/trunk/src/effects/gradients/SkBitmapCache.h

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1
michael@0	2	/*
michael@0	3	* Copyright 2010 Google Inc.
michael@0	4	*
michael@0	5	* Use of this source code is governed by a BSD-style license that can be
michael@0	6	* found in the LICENSE file.
michael@0	7	*/
michael@0	8
michael@0	9
michael@0	10	#ifndef SkBitmapCache_DEFINED
michael@0	11	#define SkBitmapCache_DEFINED
michael@0	12
michael@0	13	#include "SkBitmap.h"
michael@0	14
michael@0	15	class SkBitmapCache : SkNoncopyable {
michael@0	16	public:
michael@0	17	SkBitmapCache(int maxEntries);
michael@0	18	~SkBitmapCache();
michael@0	19
michael@0	20	bool find(const void* buffer, size_t len, SkBitmap*) const;
michael@0	21	void add(const void* buffer, size_t len, const SkBitmap&);
michael@0	22
michael@0	23	private:
michael@0	24	int fEntryCount;
michael@0	25	const int fMaxEntries;
michael@0	26
michael@0	27	struct Entry;
michael@0	28	mutable Entry* fHead;
michael@0	29	mutable Entry* fTail;
michael@0	30
michael@0	31	inline Entry* detach(Entry*) const;
michael@0	32	inline void attachToHead(Entry*) const;
michael@0	33
michael@0	34	#ifdef SK_DEBUG
michael@0	35	void validate() const;
michael@0	36	#else
michael@0	37	void validate() const {}
michael@0	38	#endif
michael@0	39
michael@0	40	class AutoValidate : SkNoncopyable {
michael@0	41	public:
michael@0	42	AutoValidate(const SkBitmapCache* bc) : fBC(bc) { bc->validate(); }
michael@0	43	~AutoValidate() { fBC->validate(); }
michael@0	44	private:
michael@0	45	const SkBitmapCache* fBC;
michael@0	46	};
michael@0	47	};
michael@0	48
michael@0	49	#endif