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Demo::CairoText

Public Class Methods

new() click to toggle source
# File gtk2/sample/gtk-demo/cairo-text.rb, line 15
def initialize
  super('cairo text')
end

Public Instance Methods

draw(cr) click to toggle source
# File gtk2/sample/gtk-demo/cairo-text.rb, line 19
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

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