ps_arc

(PECL ps >= 1.1.0)

ps_arcDraws an arc counterclockwise

Описание

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.

Список параметров

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.

Возвращаемые значения

Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.

Смотрите также


Участник рейтинга Тэглайн 2010