GRASS GIS 7 Programmer's Manual
7.0.3(2016)-r00000
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pngdriver/set_window.c
Go to the documentation of this file.
1
15
#include <math.h>
16
#include "
pngdriver.h
"
17
23
void
PNG_Set_window
(
double
t
,
double
b
,
double
l
,
double
r
)
24
{
25
png
.
clip_top
= t > 0 ? t : 0;
26
png
.
clip_bot
= b <
png
.
height
? b :
png
.
height
;
27
png
.
clip_left
= l > 0 ? l : 0;
28
png
.
clip_rite
= r <
png
.
width
? r :
png
.
width
;
29
}
png_state::width
int width
Definition:
pngdriver.h:43
png_state::clip_left
double clip_left
Definition:
pngdriver.h:42
pngdriver.h
GRASS png display driver - header file.
PNG_Set_window
void PNG_Set_window(double t, double b, double l, double r)
Set window.
Definition:
pngdriver/set_window.c:23
png_state::height
int height
Definition:
pngdriver.h:43
png_state::clip_top
double clip_top
Definition:
pngdriver.h:42
l
double l
Definition:
driver/set_window.c:5
png_state::clip_rite
double clip_rite
Definition:
pngdriver.h:42
png_state::clip_bot
double clip_bot
Definition:
pngdriver.h:42
png
struct png_state png
Definition:
pngdriver/graph_set.c:32
b
double b
Definition:
driver/set_window.c:5
t
double t
Definition:
driver/set_window.c:5
r
double r
Definition:
driver/set_window.c:5
pngdriver
set_window.c
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