/*
* borrowed from vdrplugin-text2skin
*/

#ifndef VDR_PICSELSHOW_BITMAP_H
#define VDR_PICSELSHOW_BITMAP_H
//#include <vector>
//#include "common.h"
#include "imagecache.h"
#include <vdr/osd.h>


struct tImageSpec {
	std::string Filename;
	int Width;
	int Height;
	bool Ratio;
	
	tImageSpec(const std::string &filename, int width, int height, bool ratio):
		Filename(filename), Width(width), Height(height), Ratio(ratio) {}

	bool operator<(const tImageSpec &Src) const;
	bool operator==(const tImageSpec &Src) const;
};


inline bool tImageSpec::operator<(const tImageSpec &Src) const
{
	if (Filename == Src.Filename) {
	  if (Width == Src.Width)       {
	    if (Height == Src.Height)
	        return Ratio < Src.Ratio;
	      return Height < Src.Height;
	    }
	    return Width < Src.Width;
	  }
	  return Filename < Src.Filename;
}


inline bool tImageSpec::operator==(const tImageSpec &Src) const
{
    return Filename == Src.Filename
	&& Width == Src.Width
	&& Height == Src.Height
	&& Ratio == Src.Ratio;
}


class cImageloadBitmap;

class cImageCache: public cxCache<tImageSpec,cImageloadBitmap*> {
protected:
	virtual void DeleteObject(const tImageSpec &Key, cImageloadBitmap *&Data);
	virtual void ResetObject(cImageloadBitmap *&Data);
public:
	cImageCache(uint MaxItems): cxCache<tImageSpec, cImageloadBitmap*>(MaxItems) {}
	virtual ~cImageCache() { Flush(); }
};


class cImageloadBitmap {
private:
	static cImageCache mCache;

	std::vector<cImage*> mBitmaps;
	int mCurrent;
	int newheight;
	int newwidth;

	// disallow direct construction
	cImageloadBitmap(void);

	bool LoadImage(const char *Filename, int width, int height, bool ratio, int rotate);

public:
	static cImageloadBitmap *Load(const std::string &Filename, int width = 0, int height = 0, bool ratio = false, int rotate = 0);
	static bool Available(const std::string &Filename, int width = 0, int height = 0, bool ratio = false, int rotate = 0);
	static void ResetCache(void) { mCache.Reset(); }
	static void FlushCache(void) { mCache.Flush(); }
	static void Init(void);
	
	virtual ~cImageloadBitmap();

	int newHeight(void) {return newheight;}
	int newWidth(void) {return newwidth;}

	void Reset(void) { mCurrent = 0; }
	cImage &Get(void);
};

#endif // VDR_PICSELSHOW_BITMAP_H