Class: Rabbit::ImageManipulable::PDF
- Includes:
- GetText
- Defined in:
- lib/rabbit/image/pdf.rb
Constant Summary
Constants included from GetText
Constants included from ModuleLoader
Instance Attribute Summary
Attributes inherited from Base
#height, #original_height, #original_width, #width
Class Method Summary collapse
Instance Method Summary collapse
Methods included from GetText
Methods inherited from Base
#[], #[]=, #initialize, #keep_ratio, #keep_ratio=, #resize
Methods included from ModuleLoader
extend_object, #find_loader, #loaders, #push_loader, #unshift_loader
Constructor Details
This class inherits a constructor from Rabbit::ImageManipulable::Base
Class Method Details
.match?(filename) ⇒ Boolean
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# File 'lib/rabbit/image/pdf.rb', line 15 def match?(filename) return true if File.extname(filename) == ".pdf" File.open(filename) do |file| line = file.gets return false if line.nil? begin /\A%PDF-1\.\d\z/ =~ line.chomp rescue ArgumentError false end end end |
Instance Method Details
#draw(canvas, x, y, params = {}) ⇒ Object
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# File 'lib/rabbit/image/pdf.rb', line 31 def draw(canvas, x, y, params={}) if @document and canvas.poppler_available? default_params = { :width => width, :height => height, } canvas.draw_poppler_page(page, x, y, default_params.merge(params)) else super end end |
#pixbuf ⇒ Object
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# File 'lib/rabbit/image/pdf.rb', line 43 def pixbuf @pixbuf ||= to_pixbuf end |