irrlicht/include/IGUIFontBitmap.h

47 lines
1.6 KiB
C++

// 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_BITMAP_H_INCLUDED__
#define __I_GUI_FONT_BITMAP_H_INCLUDED__
#include "IGUIFont.h"
namespace irr
{
namespace gui
{
class IGUISpriteBank;
//! Font interface.
class IGUIFontBitmap : public IGUIFont
{
public:
//! Returns the type of this font
virtual EGUI_FONT_TYPE getType() const _IRR_OVERRIDE_ { return EGFT_BITMAP; }
//! returns the parsed Symbol Information
virtual IGUISpriteBank* getSpriteBank() const = 0;
//! returns the sprite number from a given character
virtual u32 getSpriteNoFromChar(const wchar_t *c) const = 0;
//! Gets kerning values (distance between letters) for the font. If no parameters are provided,
/** the global kerning distance is returned.
\param thisLetter: If this parameter is provided, the left side kerning for this letter is added
to the global kerning value. For example, a space might only be one pixel wide, but it may
be displayed as several pixels.
\param previousLetter: If provided, kerning is calculated for both letters and added to the global
kerning value. For example, EGFT_BITMAP will add the right kerning value of previousLetter to the
left side kerning value of thisLetter, then add the global value.
*/
virtual s32 getKerningWidth(const wchar_t* thisLetter=0, const wchar_t* previousLetter=0) const _IRR_OVERRIDE_ = 0;
};
} // end namespace gui
} // end namespace irr
#endif