cairodriver/Draw_bitmap.c File Reference

GRASS cairo display driver - draw bitmap. More...

#include <grass/glocale.h>
#include "cairodriver.h"

Include dependency graph for cairodriver/Draw_bitmap.c:

Go to the source code of this file.

Functions
void	Cairo_draw_bitmap (int ncols, int nrows, int threshold, const unsigned char *buf)
	Draw bitmap.

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Detailed Description

GRASS cairo display driver - draw bitmap.

(C) 2007-2010 by Lars Ahlzen and the GRASS Development Team

This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.

Author:

Lars Ahlzen <lars ahlzen.com> (original contibutor)

Glynn Clements

Definition in file cairodriver/Draw_bitmap.c.

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Function Documentation

void Cairo_draw_bitmap	(	int	ncols,
		int	nrows,
		int	threshold,
		const unsigned char *	buf
	)

Draw bitmap.

Parameters:

ncols,nrows	number of columns and rows
threshold	threshold value
buf	data buffer

Definition at line 26 of file cairodriver/Draw_bitmap.c.

References cairo, cur_x, cur_y, gui_modules.menudata::data, G_debug(), G_fatal_error(), modified, and stride.

Referenced by Cairo_Driver().