ps_arc
(PECL ps >= 1.1.0)
ps_arc — Draws an arc counterclockwise
Beschreibung
resource
$psdoc
,float
$x
,float
$y
,float
$radius
,float
$alpha
,float
$beta
): bool
Draws a portion of a circle with at middle point at
(x
, y
). The arc starts at an
angle of alpha
and ends at an angle of
beta
. It is drawn counterclockwise (use
ps_arcn() to draw clockwise). The subpath added
to the current path starts on the arc at angle alpha
and ends on the arc at angle beta
.
Parameter-Liste
-
psdoc
-
Resource identifier of the postscript file as returned by ps_new().
-
x
-
The x-coordinate of the circle's middle point.
-
y
-
The y-coordinate of the circle's middle point.
-
radius
-
The radius of the circle
-
alpha
-
The start angle given in degrees.
-
beta
-
The end angle given in degrees.
Rückgabewerte
Gibt bei Erfolg true
zurück. Bei einem Fehler wird false
zurückgegeben.