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PHP: cpdf_curveto - Manual
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cpdf_continue_textcpdf_curveto
(PHP 4, PHP 5 <= 5.0.5)
cpdf_curveto — Draws a curve
说明
bool cpdf_curveto ( int $pdf_document , float $x1 , float $y1 , float $x2 , float $y2 , float $x3 , float $y3 [, int $mode ] )
Draws a Bezier curve from the current point to the point ( x3 , y3 ) using ( x1 , y1 ) and ( x2 , y2 ) as control points.
参数
- pdf_document
-
The document handle, returned by cpdf_open().
- x1
-
x-coordinate for the first control point
- y1
-
y-coordinate for the first control point
- x2
-
x-coordinate for the second control point
- y2
-
y-coordinate for the second control point
- x3
-
x-coordinate for the target
- y3
-
y-coordinate for the target
- 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 。
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