[cairo-commit] rcairo/samples scalable.rb,NONE,1.1

[Kouhei Sutou]

Committed by: kou

Update of /cvs/cairo/rcairo/samples
In directory kemper:/tmp/cvs-serv31475/samples

Added Files:
	scalable.rb 
Log Message:
fixed commit miss.
added missing samples/scalable.rb.


--- NEW FILE: scalable.rb ---
#!/usr/bin/env ruby

$LOAD_PATH.unshift "../packages/cairo/ext/"
$LOAD_PATH.unshift "../packages/cairo/lib/"

require 'cairo'
require 'stringio'

def render(output, surface_class)
  surface = surface_class.new(output, 200, 200)
  cr = Cairo::Context.new(surface)

  # fill background with white
  cr.set_source_rgba(1.0, 1.0, 1.0, 0.8)
  cr.paint

  # create shape
  cr.move_to(50, 50)
  cr.curve_to(100, 25, 100, 75, 150, 50)
  cr.line_to(150, 150)
  cr.line_to(50, 150)
  cr.close_path

  cr.set_source_rgb(0.0, 0.0, 0.0)
  cr.fill_preserve
  cr.set_source_rgb(1.0, 0.0, 0.0)
  cr.set_line_join(Cairo::LINE_JOIN_MITER)
  cr.set_line_width(4)
  cr.stroke

  cr.show_page

  cr.target.finish

  cr
end

def output(surface_class_name, suffix)
  if Cairo.const_defined?(surface_class_name)
    surface_class = Cairo.const_get(surface_class_name)
    render("test.#{suffix}", surface_class)

    output = StringIO.new
    render(output, surface_class)
    output.rewind
    File.open("test2.#{suffix}", "wb") do |f|
      f.print(output.read)
    end
  else
    puts("#{surface_class_name} isn't supported.")
  end
end

output("PSSurface", "ps")
output("PDFSurface", "pdf")
output("SVGSurface", "svg")