# File lib/rvg/embellishable.rb, line 117 117: def polypoints(points) 118: case points.length 119: when 1 120: points = Array(points[0]) 121: when 2 122: x_coords = Array(points[0]) 123: y_coords = Array(points[1]) 124: unless x_coords.length > 0 && y_coords.length > 0 125: raise ArgumentError, "array arguments must contain at least one point" 126: end 127: n = x_coords.length - y_coords.length 128: short = n > 0 ? y_coords : x_coords 129: olen = short.length 130: n.abs.times {|x| short << short[x % olen]} 131: points = x_coords.zip(y_coords).flatten 132: end 133: n = points.length 134: if n < 4 || n % 2 != 0 135: raise ArgumentError, "insufficient/odd number of points specified: #{n}" 136: end 137: return Magick::RVG.convert_to_float(*points) 138: end
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