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/*
* $Id: cache.h,v 1.1 2004/12/19 22:03:09 lordjaxom Exp $
*/
#ifndef VDR_TEXT2SKIN_CACHE_HPP
#define VDR_TEXT2SKIN_CACHE_HPP
#include "common.h"
#include "xml/object.h"
#include <vdr/tools.h>
#include <map>
#include <vector>
#include <string>
class cText2SkinBitmap;
struct tBitmapSpec {
std::string Filename;
int Alpha;
int Width;
int Height;
int Colors;
tBitmapSpec(const std::string &filename, int alpha, int width, int height, int colors):
Filename(filename), Alpha(alpha), Width(width), Height(height), Colors(colors) {}
bool operator<(const tBitmapSpec &Src) const;
bool operator==(const tBitmapSpec &Src) const;
};
inline bool tBitmapSpec::operator<(const tBitmapSpec &Src) const
{
if (Filename == Src.Filename) {
if (Alpha == Src.Alpha) {
if (Width == Src.Width) {
if (Height == Src.Height)
return Colors < Src.Colors;
return Height < Src.Height;
}
return Width < Src.Width;
}
return Alpha < Src.Alpha;
}
return Filename < Src.Filename;
}
inline bool tBitmapSpec::operator==(const tBitmapSpec &Src) const
{
return Filename == Src.Filename
&& Alpha == Src.Alpha
&& Width == Src.Width
&& Height == Src.Height
&& Colors == Src.Colors;
}
class cText2SkinCache {
private:
typedef std::string name_type;
typedef tBitmapSpec key_type;
typedef cText2SkinBitmap* data_type;
typedef std::map<key_type,data_type> item_map;
typedef item_map::iterator item_iterator;
typedef std::map<name_type,item_map> name_map;
typedef name_map::iterator name_iterator;
typedef std::vector<key_type> usage_list;
typedef usage_list::iterator usage_iterator;
name_map mNames;
usage_list mUsage;
int mMaxItems;
protected:
void Delete(const key_type &Key, data_type &Data);
public:
cText2SkinCache(int MaxItems);
~cText2SkinCache();
void Reset(void);
void Flush(void);
bool Contains(const key_type &Key);
bool Contains(const name_type &Name);
data_type &operator[](const key_type &Key);
uint Count(void) { return mUsage.size(); }
};
inline bool cText2SkinCache::Contains(const key_type &Key) {
name_iterator it = mNames.find(Key.Filename);
if (it != mNames.end())
return (*it).second.find(Key) != (*it).second.end();
return false;
}
inline bool cText2SkinCache::Contains(const name_type &Key) {
return mNames.find(Key) != mNames.end();
}
#endif // VDR_TEXT2SKIN_CACHE_HPP
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