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Contents
# Copyright (c) 2005 Ruby-GNOME2 Project Team
# This program is licenced under the same licence as Ruby-GNOME2.
#
# $Id: cairo-text.rb,v 1.1 2005/10/12 05:38:30 ktou Exp $
=begin
= cairo/Text
This demo shows how to use GDK and cairo to show text.
From http://cairographics.org/samples/text.html.
=end
require 'common'
module Demo
class CairoText < CairoWindow
def initialize
super('cairo text')
end
def draw(cr)
cr.select_font_face("Sans",
Cairo::FONT_SLANT_NORMAL,
Cairo::FONT_WEIGHT_BOLD)
cr.set_font_size(0.35)
cr.move_to(0.04, 0.53)
cr.show_text("Hello")
cr.move_to(0.27, 0.65)
cr.text_path("void")
cr.set_source_rgba(0.5, 0.5, 1)
cr.fill_preserve
cr.set_source_rgba(0, 0, 0)
cr.set_line_width(0.01)
cr.stroke
# draw helping lines
cr.set_source_rgba(1,0.2,0.2, 0.6)
cr.arc(0.04, 0.53, 0.02, 0, 2 * Math::PI)
cr.arc(0.27, 0.65, 0.02, 0, 2 * Math::PI)
cr.fill
end
end
end
Version data entries
210 entries across 210 versions & 2 rubygems