Fl_Device.H File Reference

declaration of classes Fl_Device, Fl_Graphics_Driver, Fl_Surface_Device, Fl_Display_Device, Fl_Device_Plugin. More...

#include <FL/x.H>
#include <FL/Fl_Plugin.H>
#include <FL/Fl_Image.H>
#include <FL/Fl_Bitmap.H>
#include <FL/Fl_Pixmap.H>
#include <FL/Fl_RGB_Image.H>
#include <stdlib.h>

Go to the source code of this file.

Classes
class	Fl_Device
	All graphical output devices and all graphics systems. More...
class	Fl_Device_Plugin
	This plugin socket allows the integration of new device drivers for special window or screen types. More...
class	Fl_Display_Device
	A display to which the computer can draw. More...
class	Fl_GDI_Graphics_Driver
	The MSWindows-specific graphics class. More...
class	Fl_GDI_Printer_Graphics_Driver
	The graphics driver used when printing on MSWindows. More...
class	Fl_Graphics_Driver
	A virtual class subclassed for each graphics driver FLTK uses. More...
class	Fl_Quartz_Graphics_Driver
	The Mac OS X-specific graphics class. More...
class	Fl_Surface_Device
	A drawing surface that's susceptible to receive graphical output. More...
class	Fl_Xlib_Graphics_Driver
	The Xlib-specific graphics class. More...
struct	Fl_Graphics_Driver::matrix
	A 2D coordinate transformation matrix. More...

Macros
#define	FL_MATRIX_STACK_SIZE   32
#define	FL_REGION_STACK_SIZE   10
#define	XPOINT   XPoint

Typedefs
typedef short	COORD_T
typedef void(*	Fl_Draw_Image_Cb) (void *data, int x, int y, int w, uchar *buf)
	signature of image generation callback function.

Variables
FL_EXPORT Fl_Graphics_Driver *	fl_graphics_driver
	Points to the driver that currently receives all graphics requests.

Detailed Description

declaration of classes Fl_Device, Fl_Graphics_Driver, Fl_Surface_Device, Fl_Display_Device, Fl_Device_Plugin.

Typedef Documentation

Fl_Draw_Image_Cb

typedef void(* Fl_Draw_Image_Cb) (void *data, int x, int y, int w, uchar *buf)

signature of image generation callback function.

Parameters

[in]	data	user data passed to function
[in]	x,y,w	position and width of scan line in image
[out]	buf	buffer for generated image data. You must copy w pixels from scanline y, starting at pixel x to this buffer.