declaration of classes Fl_Device, Fl_Graphics_Driver, Fl_Surface_Device, Fl_Display_Device, Fl_Device_Plugin.
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#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.
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#define | FL_MATRIX_STACK_SIZE 32 |
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#define | FL_REGION_STACK_SIZE 10 |
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#define | XPOINT XPoint |
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typedef short | COORD_T |
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| typedef void(* | Fl_Draw_Image_Cb) (void *data, int x, int y, int w, uchar *buf) |
| | signature of image generation callback function. More...
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FL_EXPORT Fl_Graphics_Driver * | fl_graphics_driver |
| | Points to the driver that currently receives all graphics requests.
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◆ 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
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| [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. |