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33 lines
767 B
Ruby
33 lines
767 B
Ruby
# Copyright (c) 2005 Ruby-GNOME2 Project Team
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# This program is licenced under the same licence as Ruby-GNOME2.
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#
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# $Id: cairo-self-intersect.rb,v 1.1 2005/10/12 05:38:30 ktou Exp $
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=begin
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= cairo/Self Intersect
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This demo shows how to use GDK and cairo to show cross.
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From http://cairographics.org/samples/xxx_self_intersect.html.
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=end
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require 'common'
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module Demo
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class CairoSelfIntersect < CairoWindow
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def initialize
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super('cairo self intersect')
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end
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def draw(cr)
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cr.move_to(0.3, 0.3)
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cr.line_to(0.7, 0.3)
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cr.line_to(0.5, 0.3)
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cr.line_to(0.5, 0.7)
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cr.set_line_width(0.22)
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cr.set_line_cap(Cairo::LINE_CAP_ROUND)
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cr.set_line_join(Cairo::LINE_JOIN_ROUND)
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cr.stroke
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end
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end
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end
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