cpdf_arc
(PHP 4, PHP 5 <= 5.0.5)
cpdf_arc — Draws an arc
说明
bool cpdf_arc
( int $pdf_document
, float $x_coor
, float $y_coor
, float $radius
, float $start
, float $end
[, int $mode
] )
Draws an arc.
参数
- pdf_document
-
The document handle, returned by cpdf_open().
- x
-
The x-coordinate of the center
- y
-
The y-coordinate of the center
- radius
-
The arc radius
- start
-
The starting angle, in degrees
- end
-
The ending angle, in degrees
- mode
-
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.
返回值
如果成功则返回 TRUE，失败则返回 FALSE。
CDN