HaruPage::curveTo
(PECL haru >= 0.0.1)
HaruPage::curveTo — Append a Bezier curve to the current path
说明
   HaruPage::curveTo
    ( float 
  $x1
   , float $y1
   , float $x2
   , float $y2
   , float $x3
   , float $y3
   ) : boolAppend a Bezier curve to the current path. The point (x1, y1) and the point (x2, y2) are used as the control points for a Bezier curve and current point is moved to the point (x3, y3).
参数
- 
x1
- 
      A Bezier curve control point. 
- 
y1
- 
      A Bezier curve control point. 
- 
x2
- 
      A Bezier curve control point. 
- 
y2
- 
      A Bezier curve control point. 
- 
x3
- 
      The current point moves here. 
- 
x3
- 
      The current point moves here. 
返回值
   Returns TRUE on success.
  
错误/异常
发生错误时抛出 HaruException 异常。