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/*
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* Copyright (C) 2022 by Andreas Theofilu <andreas@theosys.at>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __TIMGCACHE_H__
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#define __TIMGCACHE_H__
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#include <string>
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#include <vector>
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#include <include/core/SkBitmap.h>
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#if defined(__ANDROID__) || defined(__MACH__)
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typedef unsigned long ulong;
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#endif
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typedef enum _IMGCACHE_BMTYPE
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{
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_BMTYPE_NONE,
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_BMTYPE_CHAMELEON,
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_BMTYPE_BITMAP,
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_BMTYPE_ICON,
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_BMTYPE_URL
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}_IMGCACHE_BMTYPE;
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typedef struct _IMGCACHE
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{
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_IMGCACHE_BMTYPE bmType{_BMTYPE_NONE};
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std::string name;
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SkBitmap bitmap;
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uint32_t handle{0};
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}_IMGCACHE;
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class TImgCache
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{
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public:
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static bool addImage(const std::string& name, SkBitmap& bm, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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static bool addImage(const std::string& name, SkBitmap& bm, ulong handle=0, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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static bool getBitmap(const std::string& name, SkBitmap *bm, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE, int *width=nullptr, int *height=nullptr);
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static bool getBitmap(SkBitmap *bm, ulong handle, int *width=nullptr, int *height=nullptr, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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static bool delBitmap(const std::string& name, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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static bool delBitmap(ulong handle, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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static bool existBitmap(const std::string& name, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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static bool existBitmap(ulong handle, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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static bool replaceBitmap(const std::string& name, SkBitmap& bm, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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static bool replaceBitmap(ulong handle, SkBitmap& bm, _IMGCACHE_BMTYPE bmType=_BMTYPE_NONE);
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protected:
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static bool addImage(_IMGCACHE ic);
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private:
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static void shrinkCache();
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// This should never be used
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TImgCache() {}
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~TImgCache();
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static std::string handleToString(ulong handle)
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{
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ulong part1 = (handle >> 16) & 0x0000ffff;
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ulong part2 = handle & 0x0000ffff;
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return std::to_string(part1)+":"+std::to_string(part2);
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}
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// Internal variables
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static std::vector<_IMGCACHE> mImgCache;
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static size_t size;
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SkBitmap mDummyBM;
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};
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#endif
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