PHP-Handbuch: Draws an arc counterclockwise

Beschreibung

bool ps_arc ( resource $psdoc , float $x , float $y , float $radius , float $alpha , float $beta )

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. Im Fehlerfall wird FALSE zurückgegeben.

Siehe auch

ps_arcn