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