Font

Inherited: None

Description

The basic element of a font is a glyph. All required glyphs are contained in a special texture - Atlas. If at the moment of accessing the font the glyph is not present in the atlas, the glyph will be loaded there dynamically.

Public Methods

int	atlasIndex (int glyph) const
float	cursorWidth () const
int	length (const std::string & characters) const
float	lineHeight () const
void	requestCharacters (const std::string & characters)
int	requestKerning (int glyph, int previous) const
float	spaceWidth () const

Static Methods

None

Methods Description

int Font::atlasIndex (int glyph) const

Returns the index of the glyph in the atlas.

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float Font::cursorWidth () const

Returns visual width of the cursor for the font in world units.

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int Font::length (std::string & characters) const

Returns the number of characters in the string.

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float Font::lineHeight () const

Returns visual height for the font in world units.

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void Font::requestCharacters (std::string & characters)

Requests characters to be added to the font atlas.

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int Font::requestKerning (int glyph, int previous) const

Returns the kerning offset between a glyph and previous glyph.

Note: In case of font doesn’t support kerning this method will return 0.

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float Font::spaceWidth () const

Returns visual width of space character for the font in world units.