GRASS 8 Programmer's Manual 8.6.0dev(2026)-f6f2c534ea
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cairodriver/draw.c
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1/*!
2 \file lib/cairodriver/draw.c
3
4 \brief GRASS cairo display driver
5
6 (C) 2007-2008 by Lars Ahlzen, Glynn Clements and the GRASS Development Team
7
8 This program is free software under the GNU General Public License
9 (>=v2). Read the file COPYING that comes with GRASS for details.
10
11 \author Lars Ahlzen <lars ahlzen.com> (original contributor)
12 \author Glynn Clements
13 */
14
15#include "cairodriver.h"
16
17void Cairo_Begin(void)
18{
20}
21
22void Cairo_Move(double x, double y)
23{
25}
26
27void Cairo_Cont(double x, double y)
28{
30}
31
32void Cairo_Close(void)
33{
35}
36
37void Cairo_Stroke(void)
38{
40 ca.modified = 1;
41}
42
43void Cairo_Fill(void)
44{
46 ca.modified = 1;
47}
48
49void Cairo_Point(double x, double y)
50{
51 static double point_size = 1.0;
52 double half_point_size = point_size / 2;
53
58 ca.modified = 1;
59}
void Cairo_Begin(void)
void Cairo_Close(void)
void Cairo_Stroke(void)
void Cairo_Cont(double x, double y)
void Cairo_Fill(void)
void Cairo_Move(double x, double y)
void Cairo_Point(double x, double y)
GRASS cairo display driver - header file.
struct cairo_state ca
cairo_t * cairo
#define x