Руководство по PHP
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# ps_arc

(PECL)

ps_arc -- Draws 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

ps_arcn()

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ps_add_weblink | Уровень выше | ps_arcn