gcn Namespace Reference

Classes
class	ActionListener
	Listener of action events from Widgets. More...
class	AllegroGraphics
	Allegro implementation of Graphics. More...
class	AllegroImage
	Allegro implementation of Image. More...
class	AllegroImageLoader
	Allegro implementation of ImageLoader. More...
class	AllegroInput
	Allegro implementation of the Input. More...
class	BasicContainer
	Containers base class. More...
class	ClipRectangle
	A rectangle used when dealing with clipping. More...
class	Color
	Represents a color with red, green, blue and alpha components. More...
class	DefaultFont
	A font only capable of drawing rectangles. More...
class	Exception
	An exception containing a message, a file and a line number. More...
class	FocusHandler
	Used to keep track of widget focus. More...
class	Font
	Holder of a font. More...
class	GLUTInput
	GLUT implementation of Input. More...
class	Graphics
	Used for drawing graphics. More...
class	Gui
	Gui core class. More...
class	Image
	Holds an image. More...
class	ImageFont
	A font using an image containing the font data. More...
class	ImageLoader
	ImageLoaders base class. More...
class	Input
	Inputs base class. More...
class	Key
	Represents a key or a character. More...
class	KeyInput
	Internal class representing keyboard input. More...
class	KeyListener
	Key listeners base class. More...
class	ListModel
	Represents a list. More...
class	MouseInput
	Internal class representing mouse input. More...
class	MouseListener
	Mouse listeners base class. More...
class	OpenGLGraphics
	OpenGL implementation of the Graphics. More...
class	OpenGLImage
	OpenGL implementation of Image. More...
class	OpenGLSDLImageLoader
	OpenGL ImageLoader that loads images with SDL. More...
class	Rectangle
	Represents a rectangle. More...
class	SDLGraphics
	SDL implementation of the Graphics. More...
class	SDLImage
	SDL implementation of Image. More...
class	SDLImageLoader
	SDL implementation of ImageLoader. More...
class	SDLInput
	SDL implementation of Input. More...
class	Widget
	Widget base class. More...
class	Button
	A regular button. More...
class	CheckBox
	A regular CheckBox. More...
class	Container
	A container able to contain other Widgets. More...
class	DropDown
	A drop down box from which you can select different values. More...
class	Icon
	An Icon for displaying images. More...
class	Label
	A label for displaying text. More...
class	ListBox
	A ListBox displaying a list in which elemets can be selected. More...
class	RadioButton
	A RadioButton which can be grouped into RadioButtons groups. More...
class	ScrollArea
	A ScrollArea in which another Widget can be added. More...
class	Slider
	A slider able to slide between different values. More...
class	TextBox
	A TextBox in which you can write and/or display a lines of text. More...
class	TextField
	A text field in which you can write or display a line of text. More...
class	Window
	A movable window which can conatin another Widget. More...
class	XGraphics
Functions
const Color	SDLgetPixel (SDL_Surface *surface, int x, int y)
	Checks a pixels color of an SDL_Surface.
void	SDLputPixel (SDL_Surface *surface, int x, int y, const Color &color)
	Puts a pixel on an SDL_Surface.
unsigned int	SDLAlpha32 (unsigned int src, unsigned int dst, unsigned char a)
	Blends two 32 bit colors together.
unsigned short	SDLAlpha16 (unsigned short src, unsigned short dst, unsigned char a, const SDL_PixelFormat *f)
	Blends two 16 bit colors together.
void	SDLputPixelAlpha (SDL_Surface *surface, int x, int y, const Color &color)
	Puts a pixel on an SDL_Surface with alpha.

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Function Documentation

const Color gcn::SDLgetPixel	(	SDL_Surface *	surface,
		int	x,
		int	y
	)			[inline]

Checks a pixels color of an SDL_Surface.

Parameters:

	surface	an SDL_Surface where to check for a pixel color.
	x	the x coordinate on the surface.
	y	the y coordinate on the surface.

Returns:

a color of a pixel.

Definition at line 74 of file sdlpixel.hpp.

Referenced by gcn::SDLImage::getPixel().

void gcn::SDLputPixel	(	SDL_Surface *	surface,
		int	x,
		int	y,
		const Color &	color
	)			[inline]

Puts a pixel on an SDL_Surface.

Parameters:

	x	the x coordinate on the surface.
	y	the y coordinate on the surface.
	color	the color the pixel should be in.

Definition at line 126 of file sdlpixel.hpp.

References gcn::Color::b, gcn::Color::g, and gcn::Color::r.

Referenced by gcn::SDLGraphics::drawLine(), gcn::SDLGraphics::drawPoint(), and gcn::SDLImage::putPixel().

unsigned int gcn::SDLAlpha32	(	unsigned int	src,
		unsigned int	dst,
		unsigned char	a
	)			[inline]

Blends two 32 bit colors together.

Parameters:

	src	the source color.
	dst	the destination color.
	a	alpha.

Definition at line 176 of file sdlpixel.hpp.

Referenced by gcn::SDLGraphics::drawHLine(), gcn::SDLGraphics::drawVLine(), and SDLputPixelAlpha().

unsigned short gcn::SDLAlpha16	(	unsigned short	src,
		unsigned short	dst,
		unsigned char	a,
		const SDL_PixelFormat *	f
	)			[inline]

Blends two 16 bit colors together.

Parameters:

	src	the source color.
	dst	the destination color.
	a	alpha.

Definition at line 192 of file sdlpixel.hpp.

Referenced by SDLputPixelAlpha().

void gcn::SDLputPixelAlpha	(	SDL_Surface *	surface,
		int	x,
		int	y,
		const Color &	color
	)			[inline]

Puts a pixel on an SDL_Surface with alpha.

Parameters:

	x	the x coordinate on the surface.
	y	the y coordinate on the surface.
	color	the color the pixel should be in.

Definition at line 221 of file sdlpixel.hpp.

References gcn::Color::a, gcn::Color::b, gcn::Color::g, gcn::Color::r, SDLAlpha16(), and SDLAlpha32().

Referenced by gcn::SDLGraphics::drawLine(), gcn::SDLGraphics::drawPoint(), and gcn::SDLGraphics::fillRectangle().

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