class Line
line.rb
Attributes
c1[R]
c2[R]
c3[R]
c4[R]
color[R]
qx1[R]
qx2[R]
qx3[R]
qx4[R]
qy1[R]
qy2[R]
qy3[R]
qy4[R]
w[R]
x1[R]
x2[R]
y1[R]
y2[R]
Public Class Methods
new(x1, y1, x2, y2, w, c="white", visible=true)
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# File lib/r2d/line.rb, line 9 def initialize(x1, y1, x2, y2, w, c="white", visible=true) @x1, @y1, @x2, @y2, @w, @color = x1, y1, x2, y2, w, c update_coords(x1, y1, x2, y2, w) update_color(c) if visible then add end end
Public Instance Methods
add()
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# File lib/r2d/line.rb, line 46 def add R2D::Window.add(self) end
color=(c)
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# File lib/r2d/line.rb, line 41 def color=(c) @color = c update_color(c) end
hide()
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# File lib/r2d/line.rb, line 55 def hide; remove end
remove()
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# File lib/r2d/line.rb, line 50 def remove R2D::Window.remove(self) end
show()
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# File lib/r2d/line.rb, line 54 def show; add end
w=(w)
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# File lib/r2d/line.rb, line 36 def w=(w) @w = w update_coords(@x1, @y1, @x2, @y2, w) end
x1=(x1)
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# File lib/r2d/line.rb, line 16 def x1=(x1) @x1 = x1 update_coords(x1, @y1, @x2, @y2, @w) end
x2=(x2)
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# File lib/r2d/line.rb, line 26 def x2=(x2) @x2 = x2 update_coords(@x1, @y1, x2, @y2, @w) end
y1=(y1)
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# File lib/r2d/line.rb, line 21 def y1=(y1) @y1 = y1 update_coords(@x1, y1, @x2, @y2, @w) end
y2=(y2)
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# File lib/r2d/line.rb, line 31 def y2=(y2) @y2 = y2 update_coords(@x1, @y1, @x2, y2, @w) end
Private Instance Methods
update_color(c)
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# File lib/r2d/line.rb, line 70 def update_color(c) @c1 = R2D::Color.new(c) @c2 = R2D::Color.new(c) @c3 = R2D::Color.new(c) @c4 = R2D::Color.new(c) end
update_coords(x1, y1, x2, y2, w)
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# File lib/r2d/line.rb, line 59 def update_coords(x1, y1, x2, y2, w) @qx1 = x1 @qy1 = y1 - w/2 @qx2 = x2 @qy2 = y2 - w/2 @qx3 = x1 @qy3 = y1 + w/2 @qx4 = x2 @qy4 = y2 + w/2 end