The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/gfx/skia/trunk/src/images/SkImageRefPool.h	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,49 @@
     1.4 +
     1.5 +/*
     1.6 + * Copyright 2011 Google Inc.
     1.7 + *
     1.8 + * Use of this source code is governed by a BSD-style license that can be
     1.9 + * found in the LICENSE file.
    1.10 + */
    1.11 +#ifndef SkImageRefPool_DEFINED
    1.12 +#define SkImageRefPool_DEFINED
    1.13 +
    1.14 +#include "SkTypes.h"
    1.15 +
    1.16 +class SkImageRef;
    1.17 +class SkImageRef_GlobalPool;
    1.18 +
    1.19 +class SkImageRefPool {
    1.20 +public:
    1.21 +    SkImageRefPool();
    1.22 +    ~SkImageRefPool();
    1.23 +
    1.24 +    size_t  getRAMBudget() const { return fRAMBudget; }
    1.25 +    void    setRAMBudget(size_t);
    1.26 +
    1.27 +    size_t  getRAMUsed() const { return fRAMUsed; }
    1.28 +    void    setRAMUsed(size_t limit);
    1.29 +
    1.30 +    void addToHead(SkImageRef*);
    1.31 +    void addToTail(SkImageRef*);
    1.32 +    void detach(SkImageRef*);
    1.33 +
    1.34 +    void dump() const;
    1.35 +
    1.36 +private:
    1.37 +    size_t fRAMBudget;
    1.38 +    size_t fRAMUsed;
    1.39 +
    1.40 +    int         fCount;
    1.41 +    SkImageRef* fHead, *fTail;
    1.42 +
    1.43 +    int computeCount() const;
    1.44 +
    1.45 +    friend class SkImageRef_GlobalPool;
    1.46 +
    1.47 +    void justAddedPixels(SkImageRef*);
    1.48 +    void canLosePixels(SkImageRef*);
    1.49 +    void purgeIfNeeded();
    1.50 +};
    1.51 +
    1.52 +#endif