ResourceCenter Class Reference
[C++ Wrapper for SDL]

Provide loader (with cache) for SDL resources.

This class is a singleton. You can access it from anywhere. It provides image and font loader, with a transparent caching system. It is usually loaded within the SDLWindow class. More...

#include <ResourceCenter.hh>

List of all members.

Public Member Functions
const std::string &	getResourcePrefix () const
	Get the ressource prefix path.
void	setResourcePrefix (const std::string &prefix="")
	Change the ressource prefix path.
Surface	getImage (const std::string &filename, double zoom=1., double angle=0.)
	Load an image, with cache enabled.
TTF_Font *	getFont (const std::string font_name, int font_size)
	Load a font file.
void	releaseFont (TTF_Font *font)
	Release a font.
void	printStatistics ()
	Print cache info.
Static Public Member Functions
static ResourceCenter *	getInst ()
	Get the instance of this class.
Classes
struct	LoadedFont
	Storage for already loaded fonts, with their carateristics.

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Detailed Description

Provide loader (with cache) for SDL resources.

This class is a singleton. You can access it from anywhere. It provides image and font loader, with a transparent caching system. It is usually loaded within the SDLWindow class.

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Member Function Documentation

TTF_Font * ResourceCenter::getFont	(	const std::string	font_name,
		int	font_size
	)

Load a font file.

Parameters:

	font_name	Font filename to load, relative to current prefix + "font/" directory.
	font_size	The size of the font (typically between 10-20).

Returns:

A valid font. Can't be NULL.

Exceptions:

TTFError

Thrown if font couldn't be opened.

Note:

Caller is reponsible of calling releaseFont when it has finished.

Surface ResourceCenter::getImage	(	const std::string &	filename,
		double	zoom = 1.,
		double	angle = 0.
	)

Load an image, with cache enabled.

If the image, with specified angle and zoom level, can be found in the cache, it is not reloaded. Otherwise, a copy will be kept for further call.

Parameters:

	filename	Image file to load.
	zoom	Zoom level to apply, wrt the original image.
	angle	Rotate image, wrt the original image (0-360 degre).

Exceptions:

SDLError

Thrown if the file could not be opened.

const std::string & ResourceCenter::getResourcePrefix

(

)

const

Get the ressource prefix path.

By default, it points to the installed shared directory (pkgdatadir) of the program.

Returns:

Prefix path.

void ResourceCenter::releaseFont

(

TTF_Font *

font

)

Release a font.

Parameters:

font

The font to release.

void ResourceCenter::setResourcePrefix

(

const std::string &

prefix = ""

)

Change the ressource prefix path.

Parameters:

prefix

Path to set. If it is an empty string, the default location is set.

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

• ResourceCenter.hh
• ResourceCenter.cc

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