VRS::TEXT::FontTexture Class Reference

A Texture for a FontDefinition, containing helper methods for drawing glyphs. More...

#include <vrs/text/fonttexture.h>

Inheritance diagram for VRS::TEXT::FontTexture:

List of all members.

Public Member Functions
	FontTexture (unsigned int textureSize, SO< FontDefinition > fontDefinition, bool colored=false)
	Constructor.
virtual	~FontTexture ()
	Destructor.
unsigned int	getTextureSize () const
	Return the texture size.
SO< FontDefinition >	getFontDefinition () const
	Returns the FontDefinition.
TextureGL *	getTexture ()
	Returns the VRS Texture.
MemoryImage *	getImage () const
	Returns the Image.
bool	hasEnoughFreeSpace (SO< Image > img) const
	Checks if the image would fit on this texture.
bool	hasEnoughFreeSpace (const FT_Bitmap &bitmap) const
	Checks if the bitmap would fit on this texture.
bool	hasEnoughFreeSpace (int width, int height) const
	Checks if there is enough space to fit a quad with the given bounds.
void	addGlyphToTexture (const FT_Bitmap &bitmap, unsigned int *uv=NULL)
	Renders a bitmap font on the next free place.
void	addImageToTexture (SO< Image > img, unsigned int *uv=NULL)
	Renders an image on the next free place.
void	writeToPng (const std::string &filename)
	Saves this texture as a png.
	VRS_TYPEINFO (FontTexture, SharedObj)

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Detailed Description

A Texture for a FontDefinition, containing helper methods for drawing glyphs.

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Constructor & Destructor Documentation

VRS::TEXT::FontTexture::FontTexture	(	unsigned int	textureSize,
		SO< FontDefinition >	fontDefinition,
		bool	colored = false
	)

Constructor.

Parameters:

	texturesize
	fontDefinition	The Font to which this texture belongs
	colored	Use RGBA instead of just an Alpha Channel

virtual VRS::TEXT::FontTexture::~FontTexture

(

)

[virtual]

Destructor.

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Member Function Documentation

unsigned int VRS::TEXT::FontTexture::getTextureSize

(

)

const [inline]

Return the texture size.

SO<FontDefinition> VRS::TEXT::FontTexture::getFontDefinition

(

)

const [inline]

Returns the FontDefinition.

TextureGL* VRS::TEXT::FontTexture::getTexture

(

)

Returns the VRS Texture.

MemoryImage* VRS::TEXT::FontTexture::getImage

(

)

const [inline]

Returns the Image.

bool VRS::TEXT::FontTexture::hasEnoughFreeSpace

(

SO< Image >

img

)

const

Checks if the image would fit on this texture.

bool VRS::TEXT::FontTexture::hasEnoughFreeSpace

(

const FT_Bitmap &

bitmap

)

const

Checks if the bitmap would fit on this texture.

bool VRS::TEXT::FontTexture::hasEnoughFreeSpace	(	int	width,
		int	height
	)			const

Checks if there is enough space to fit a quad with the given bounds.

void VRS::TEXT::FontTexture::addGlyphToTexture	(	const FT_Bitmap &	bitmap,
		unsigned int *	uv = NULL
	)

Renders a bitmap font on the next free place.

Parameters:

	bitmap	The BitmapFont to draw
	uv	A unsigned int[2] for xpos, ypos if NULL ignored

void VRS::TEXT::FontTexture::addImageToTexture	(	SO< Image >	img,
		unsigned int *	uv = NULL
	)

Renders an image on the next free place.

Parameters:

	img	The Image to draw
	uv	A unsigned int[2] for xpos, ypos if NULL ignored

void VRS::TEXT::FontTexture::writeToPng

(

const std::string &

filename

)

Saves this texture as a png.

VRS::TEXT::FontTexture::VRS_TYPEINFO	(	FontTexture	,
		SharedObj
	)

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

• fonttexture.h