GRASS GIS 8 Programmer's Manual
8.5.0dev(2024)-36359e2344
cairodriver/set_window.c
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/*!
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\file lib/cairodriver/set_window.c
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\brief GRASS cairo display driver - set window
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(C) 2007-2008 by Lars Ahlzen and the GRASS Development Team
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This program is free software under the GNU General Public License
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(>=v2). Read the file COPYING that comes with GRASS for details.
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\author Lars Ahlzen <lars ahlzen.com> (original contributor)
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\author Glynn Clements
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*/
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#include "
cairodriver.h
"
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/*!
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\brief Set window
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\param t,b,l,r top, bottom, left, right
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*/
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void
Cairo_Set_window
(
double
t
,
double
b
,
double
l
,
double
r
)
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{
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G_debug
(1,
"Cairo_Set_window: %f %f %f %f"
,
t
,
b
,
l
,
r
);
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cairo_reset_clip(
cairo
);
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cairo_rectangle(
cairo
,
l
,
t
,
r
-
l
,
b
-
t
);
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cairo_clip(
cairo
);
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return
;
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}
Cairo_Set_window
void Cairo_Set_window(double t, double b, double l, double r)
Set window.
Definition:
cairodriver/set_window.c:22
cairodriver.h
GRASS cairo display driver - header file.
cairo
cairo_t * cairo
Definition:
cairodriver/graph.c:46
G_debug
int G_debug(int, const char *,...) __attribute__((format(printf
b
double b
Definition:
r_raster.c:39
l
double l
Definition:
r_raster.c:39
t
double t
Definition:
r_raster.c:39
r
double r
Definition:
r_raster.c:39
lib
cairodriver
set_window.c
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