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#ifndef __EVAS_DIRECT3D_OBJECT_FONT_H__
#define __EVAS_DIRECT3D_OBJECT_FONT_H__
#include "evas_engine.h"
#include "ref.h"
#include "array.h"
#include "evas_direct3d_object.h"
class D3DObjectFont : public D3DObject
{
public:
class Glyph : public Referenc
{
public:
Glyph(void *source)
: _source(source), _width(0), _height(0) {};
bool Compare(void *source)
{
return (_source == source);
}
void *Source()
{
return _source;
}
private:
friend class D3DObjectFont;
void *_source;
TArray<BYTE> _data;
int _width;
int _height;
};
public:
D3DObjectFont(void *source, int image_id);
~D3DObjectFont();
inline bool Compare(void *source);
void CopyTo(D3DObjectFont *font);
virtual void Draw(D3DDevice *d3d);
static void EndCache(D3DDevice *d3d);
inline void SetColor(DWORD color);
Glyph *GetGlyph(void *source);
Glyph *AddGlyph(D3DDevice *d3d, void *source, BYTE *data8, int width, int height, int pitch);
void PushForDraw(Glyph *glyph, int x, int y);
protected:
static void BeginCache(int image_id);
private:
struct Vertex
{
FLOAT x, y;
FLOAT u, v;
};
struct Color
{
union
{
struct
{
BYTE b, g, r, a;
};
DWORD color;
};
FLOAT Alpha() { return FLOAT(a) / 255.f; }
};
class Cache
{
public:
Cache()
: enabled(false), image_id(-1), width(0), height(0) {};
public:
TArray<DWORD> data;
TArray<POINT> dirty; // Start, End
bool enabled;
int image_id;
int width;
int height;
RECT valid_rect;
};
private:
DWORD _color;
void *_source;
int _image_id;
TArray<Ref<Glyph> > _glyphs;
static Cache _cache;
};
bool D3DObjectFont::Compare(void *source)
{
return (_source == source);
}
void D3DObjectFont::SetColor(DWORD color)
{
_color = color;
}
#endif // __EVAS_DIRECT3D_OBJECT_FONT_H__
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