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Magick::RVG::Ellipse

Public Class Methods

new(rx, ry, cx=0, cy=0) click to toggle source

Define an ellipse with a center at [cx, cy], a horizontal radius rx and a vertical radius ry. Use the RVG::ShapeConstructors#ellipse method to create Ellipse objects in a container.

    # File lib/rvg/embellishable.rb, line 48
48:             def initialize(rx, ry, cx=0, cy=0)
49:                 super()
50:                 rx, ry, cx, cy = Magick::RVG.convert_to_float(rx, ry, cx, cy)
51:                 if rx < 0 || ry < 0
52:                     raise ArgumentError, "radii must be >= 0 (#{rx}, #{ry} given)"
53:                 end
54:                 @primitive = :ellipse
55:                 # Ellipses are always complete.
56:                 @args = [cx, cy, rx, ry, 0, 360]
57:             end

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