Method: PDF::Writer::Graphics#rounded_rectangle

Defined in:
lib/pdf/writer/graphics.rb

#rounded_rectangle(x, y, w, h, r) ⇒ Object

Draw a rounded rectangle with corners (x, y) and (x + w, y - h) and corner radius r. The radius should be significantly smaller than h and w.

New Point

(x + w, y - h)

Subpath

New



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# File 'lib/pdf/writer/graphics.rb', line 376

def rounded_rectangle(x, y, w, h, r)
  x1 = x
  x2 = x1 + w
  y1 = y
  y2 = y1 - h

  r1 = r
  r2 = r / 2.0

  points = [
    [ x1 + r1, y1,      :line  ],
    [ x2 - r1, y1,      :line  ],
    [ x2 - r2, y1,      :curve ], # cp1
    [ x2,      y1 - r2,        ], # cp2
    [ x2,      y1 - r1,        ], # ep
    [ x2,      y2 + r1, :line  ],
    [ x2,      y2 + r2, :curve ], # cp1
    [ x2 - r2, y2,             ], # cp2
    [ x2 - r1, y2,             ], # ep
    [ x1 + r1, y2,      :line  ],
    [ x1 + r2, y2,      :curve ], # cp1
    [ x1,      y2 + r2,        ], # cp2
    [ x1,      y2 + r1,        ], # ep
    [ x1,      y1 - r1, :line  ],
    [ x1,      y1 - r2, :curve ], # cp1
    [ x1 + r2, y1,             ], # cp2
    [ x1 + r1, y1,             ], # ep
  ]
  polygon(points)
  move_to(x2, y2)
  self
end