Class: DragonflySvg::Plugin

Inherits:
Object
  • Object
show all
Defined in:
lib/dragonfly_svg/plugin.rb

Instance Method Summary collapse

Instance Method Details

#call(app, opts = {}) ⇒ Object 



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# File 'lib/dragonfly_svg/plugin.rb', line 12

def call app, opts={}
  app.add_analyser :svg_properties, DragonflySvg::Analysers::SvgProperties.new
  app.add_analyser :width do |content|
    content.analyse(:svg_properties)[:width]
  end
  app.add_analyser :height do |content|
    content.analyse(:svg_properties)[:height]
  end
  app.add_analyser :aspect_ratio do |content|
    attrs = content.analyse(:svg_properties)
    attrs[:width].to_f / attrs[:height].to_f
  end
  app.add_analyser :portrait do |content|
    attrs = content.analyse(:svg_properties)
    attrs[:width] <= attrs[:height]
  end
  app.add_analyser :landscape do |content|
    !content.analyse(:portrait)
  end
  app.add_analyser :id do |content|
    content.analyse(:svg_properties)[:id]
  end

  # Aliases
  app.define(:portrait?) { portrait }
  app.define(:landscape?) { landscape }

  app.add_processor :extend_ids, DragonflySvg::Processors::ExtendIds.new
  app.add_processor :remove_namespaces, DragonflySvg::Processors::RemoveNamespaces.new
  app.add_processor :set_dimensions, DragonflySvg::Processors::SetDimensions.new
  app.add_processor :set_namespace, DragonflySvg::Processors::SetNamespace.new
  app.add_processor :set_preserve_aspect_ratio, DragonflySvg::Processors::SetPreserveAspectRatio.new
  app.add_processor :set_view_box, DragonflySvg::Processors::SetViewBox.new
end