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Versions: 34
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Stored size: 1.66 KB
Contents
require_relative 'arrow'
module GridGenerator
module Arrows
class HorizontalArrow < Arrow
ARROW_WIDTH = 16
ARROW_LENGTH = 8
LINE_WIDTH = 6
def arrow_start_point
[
[ x+ARROW_LENGTH, y+ARROW_WIDTH ],
[ x, y+(ARROW_WIDTH/2) ],
[ x+ARROW_LENGTH, y ]
]
end
def arrow_start_flat
[
[ x, y+(ARROW_WIDTH/2)+(LINE_WIDTH/2) ],
[ x, y+(ARROW_WIDTH/2)-(LINE_WIDTH/2) ]
]
end
def arrow_start_side
[
[ x+ARROW_LENGTH, y+(ARROW_WIDTH/2)-(LINE_WIDTH/2) ],
[ x+ARROW_LENGTH+length, y+(ARROW_WIDTH/2)-(LINE_WIDTH/2) ]
]
end
def arrow_end_point
[
[ x+ARROW_LENGTH+length, y ],
[ x+(2*ARROW_LENGTH)+length, y+(ARROW_WIDTH/2) ],
[ x+ARROW_LENGTH+length, y+ARROW_WIDTH ]
]
end
def arrow_end_flat
[
[ x+(2*ARROW_LENGTH)+length, y+(ARROW_WIDTH/2)-(LINE_WIDTH/2) ],
[ x+(2*ARROW_LENGTH)+length, y+(ARROW_WIDTH/2)+(LINE_WIDTH/2) ]
]
end
def arrow_end_side
[
[ x+ARROW_LENGTH+length, y+(ARROW_WIDTH/2)+(LINE_WIDTH/2) ],
[ x+ARROW_LENGTH, y+(ARROW_WIDTH/2)+(LINE_WIDTH/2) ]
]
end
def points
case direction
when :forward
arrow_start_flat + arrow_start_side + arrow_end_point + arrow_end_side
when :backward
arrow_start_point + arrow_start_side + arrow_end_flat + arrow_end_side
else
arrow_start_point + arrow_start_side + arrow_end_point + arrow_end_side
end
end
end
end
end
Version data entries
34 entries across 34 versions & 1 rubygems