Class: Squib::Graphics::SaveSpruePNG

Inherits:
SaveSprue
  • Object
show all
Defined in:
lib/squib/graphics/save_sprue.rb

Overview

Templated sheet renderer in PNG format.

Instance Method Summary collapse

Methods inherited from SaveSprue

#initialize, #render_sheet

Constructor Details

This class inherits a constructor from Squib::Graphics::SaveSprue

Instance Method Details

#draw_final_page(cc) ⇒ Object

The last page always gets written out for PNGs because they are separate files and don’t get “flushed” automatically. See bug #320.



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# File 'lib/squib/graphics/save_sprue.rb', line 221

def draw_final_page(cc)
  draw_page cc
  cc.target.finish
end

#draw_page(cc) ⇒ Object 



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# File 'lib/squib/graphics/save_sprue.rb', line 211

def draw_page(cc)
  cc.target.write_to_png(full_filename)
  init_cc
  cc.set_source_color(:white) # white backdrop TODO make option
  cc.paint
  cc
end

#full_filename ⇒ Object 



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# File 'lib/squib/graphics/save_sprue.rb', line 226

def full_filename
  @sheet_args.full_filename @page_number
end

#init_cc ⇒ Object 



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# File 'lib/squib/graphics/save_sprue.rb', line 205

def init_cc
  surface = Cairo::ImageSurface.new @tmpl.sheet_width, @tmpl.sheet_height
  CairoContextWrapper.new(Cairo::Context.new(surface))
  # Cairo::Context.new(surface)
end