Btk::Font Class Reference

Font Class. More...

#include <font.hpp>

Public Member Functions
	Font (const Font &font)
	Font (Font &&f)
	Font (std::string_view fontname, int ptsize)
	Construct a new Font object. More...
PixBuf	render_solid (std::string_view text, Color color)
	Render solid text. More...
PixBuf	render_solid (std::u16string_view text, Color color)
PixBuf	render_shaded (std::string_view text, Color fg, Color bg)
	Render shaded text. More...
PixBuf	render_shaded (std::u16string_view text, Color fg, Color bg)
PixBuf	render_blended (std::string_view text, Color color)
	Render blended text. More...
PixBuf	render_blended (std::u16string_view text, Color color)
int	kerning_size (char16_t prev_ch, char16_t ch) const
	Get Kerning Size in two chars. More...
bool	has_glyph (char16_t ch) const
	Check the font has the glyph. More...
int	height () const
	Get font height. More...
int	ptsize () const noexcept
	Get font ptsize. More...
int	refcount () const noexcept
	Get font refcount. More...
void	set_ptsize (int new_ptsize)
	Set the font ptsize. More...
Size	size (std::string_view text)
	Get The text's w and h. More...
Size	size (std::u16string_view text)
void	close ()
	Close font. More...
void	open (std::string_view fontname, int ptsize)
	Open font by its name. More...
void	openfile (std::string_view filename, int ptsize)
	Open font by its filename. More...
Font	clone () const
	Clone a font. More...
FontStyle	style () const
	Get this font's style. More...
void	set_style (FontStyle style)
	Set the style. More...
FontImpl *	impl () const noexcept
std::string	family () const
	Get font family name. More...
std::string	style_name () const
Font &	operator= (const Font &)
	Assign font. More...
Font &	operator= (Font &&)
bool	empty () const noexcept

Static Public Member Functions
static Font	FromFile (std::string_view filename, int ptsize)
	Open font by its filename. More...

Detailed Description

Font Class.

Constructor & Destructor Documentation

Font()

Btk::Font::Font	(	std::string_view	fontname,
		int	ptsize
	)

Construct a new Font object.

Parameters

fontname	Font name
ptsize	Font ptsize

Member Function Documentation

clone()

Font Btk::Font::clone

(

)

const

Clone a font.

Returns

Font

close()

void Btk::Font::close

(

)

Close font.

family()

std::string Btk::Font::family

(

)

const

Get font family name.

Returns

family name

FromFile()

Font Btk::Font::FromFile ( std::string_view  filename, int  ptsize  )

static

Open font by its filename.

Parameters

filename	Font filename
ptsize	Font ptsize

Returns

Font

has_glyph()

bool Btk::Font::has_glyph

(

char16_t

ch

)

const

Check the font has the glyph.

Parameters

ch	The utf16 char

Returns

true

false

height()

int Btk::Font::height

(

)

const

Get font height.

Returns

int

kerning_size()

int Btk::Font::kerning_size	(	char16_t	prev_ch,
		char16_t	ch
	)		const

Get Kerning Size in two chars.

Parameters

prev_ch	The first char
ch	The next char

Returns

The kerning

open()

void Btk::Font::open	(	std::string_view	fontname,
		int	ptsize
	)

Open font by its name.

Parameters

fontname	Font name
ptsize	Font ptsize

openfile()

void Btk::Font::openfile	(	std::string_view	filename,
		int	ptsize
	)

Open font by its filename.

Parameters

filename	Font filename
ptsize	Font ptsize

operator=()

Font & Btk::Font::operator=

(

const Font &

f

)

Assign font.

Returns

*this

ptsize()

int Btk::Font::ptsize ( ) const

noexcept

Get font ptsize.

Returns

int

refcount()

int Btk::Font::refcount ( ) const

noexcept

Get font refcount.

Returns

int

render_blended()

PixBuf Btk::Font::render_blended	(	std::string_view	text,
		Color	color
	)

Render blended text.

Note

This one is slowest

Parameters

text	Your text
color	Text color

Returns

PixBuf

render_shaded()

PixBuf Btk::Font::render_shaded	(	std::string_view	text,
		Color	fg,
		Color	bg
	)

Render shaded text.

Note

This one is middle speed

Parameters

text	Your text
fg	Text color
bg	BackGround color

Returns

PixBuf

render_solid()

PixBuf Btk::Font::render_solid	(	std::string_view	text,
		Color	color
	)

Render solid text.

Note

This one is fastest

Parameters

text	Your text
color	Text color

Returns

PixBuf

set_ptsize()

void Btk::Font::set_ptsize

(

int

new_ptsize

)

Set the font ptsize.

Parameters

new_ptsize

New ptsize

set_style()

void Btk::Font::set_style

(

FontStyle

style

)

Set the style.

Parameters

style

The style you want to set

size()

Size Btk::Font::size

(

std::string_view

text

)

Get The text's w and h.

Parameters

text

The text

Returns

w and h (-1 if failed)

style()

FontStyle Btk::Font::style

(

)

const

Get this font's style.

Returns

FontStyle

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The documentation for this class was generated from the following files:

• include/Btk/font.hpp
• src/impl/font.cpp