// -*- C++ -*-
/*
* Simple MultimEdia LiTerator(SMELT)
* by Chris Xiong 2015
* Truetype font support header
*
* WARNING: This library is in development and interfaces would be very
* unstable.
* This library is developed for the BLR series games.
*/
#ifndef SMTTFONT_H
#define SMTTFONT_H
#include "smelt.hpp"
#include <cwchar>
#include <map>
#include <utility>
#include <vector>
#include <ft2build.h>
#include FT_FREETYPE_H
#ifndef ALIGN_LEFT
#define ALIGN_LEFT 0
#define ALIGN_RIGHT 1
#define ALIGN_CENTER 2
#endif
struct _smTexState;
class _smTTChar;
class smTTFont
{
private:
FT_Library ftlib;
FT_Face ttface;
wchar_t buf[1025];
std::map<wchar_t,_smTTChar*> chars;
std::vector<_smTexState*> textures;
float w,h;
int mx,my,texw,texh;
unsigned _npot(unsigned x);
std::pair<SMTEX,std::pair<int,int>> _allocate_char(int rw,int rh);
static SMELT* sm;
public:
~smTTFont();
bool loadTTF(const char* path,int pt,int cachesize_x=16,int cachesize_y=16);
bool loadTTFFromMemory(char* ptr,DWORD size,int pt,int cachesize_x=16,int cachesize_y=16);
void releaseTTF();
float getWidth(){return w;}
float getHeight(){return h;}
void updateString(const wchar_t *format,...);
void render(float x,float y,float z,DWORD col,int align,float scalex=1,float scaley=1);
DWORD getCacheSize();
void clearCache();
friend class _smTTChar;
};
#endif
