IGUIFont.h

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// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h

#ifndef __I_GUI_FONT_H_INCLUDED__
#define __I_GUI_FONT_H_INCLUDED__

#include "IReferenceCounted.h"
#include "SColor.h"
#include "rect.h"
#include "irrString.h"

namespace irr
{
namespace gui
{

enum EGUI_FONT_TYPE
{
    EGFT_BITMAP = 0,


    EGFT_VECTOR,


    EGFT_OS,

    EGFT_CUSTOM
};

class IGUIFont : public virtual IReferenceCounted
{
public:


    virtual void draw(const core::stringw& text, const core::rect<s32>& position,
        video::SColor color, bool hcenter=false, bool vcenter=false,
        const core::rect<s32>* clip=0) = 0;


    virtual core::dimension2d<u32> getDimension(const wchar_t* text) const = 0;


    virtual s32 getCharacterFromPos(const wchar_t* text, s32 pixel_x) const = 0;

    virtual EGUI_FONT_TYPE getType() const { return EGFT_CUSTOM; }

    virtual void setKerningWidth (s32 kerning) = 0;

    virtual void setKerningHeight (s32 kerning) = 0;


    virtual s32 getKerningWidth(const wchar_t* thisLetter=0, const wchar_t* previousLetter=0) const = 0;

    virtual s32 getKerningHeight() const = 0;


    virtual void setInvisibleCharacters( const wchar_t *s ) = 0;
};

} // end namespace gui
} // end namespace irr

#endif