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# cpdf_circle

(PHP 3>= 3.0.8, PHP 4 , PHP 5)

cpdf_circle -- Draw a circle

## Description

bool cpdf_circle ( int pdf_document, float x-coor, float y-coor, float radius [, int mode])

The cpdf_circle() function draws a circle with center at point (x-coor, y-coor) and radius radius. 成功回傳`TRUE`失敗回傳`FALSE`。

The optional parameter mode determines the unit length. If it is 0 or omitted the default unit as specified for the page is used. Otherwise the coordinates are measured in postscript points disregarding the current unit.

See also cpdf_arc().

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