Class: Scruffy::Renderers::Empty

Inherits:
Base
  • Object
show all
Defined in:
lib/scruffy/renderers/empty.rb

Overview

Scruffy::Renderers::Empty

Author

Brasten Sager

Date

August 17th, 2006

An Empty graph isn’t completely empty, it adds a background componenet to itself before handing other all other layout responsibilities to it’s subclasses or caller.

Direct Known Subclasses

AxisLegend, Cubed, Cubed3d, Split, Standard

Instance Attribute Summary

Attributes inherited from Base

#options

Attributes included from Helpers::Canvas

#components

Instance Method Summary collapse

Methods inherited from Base

#before_render, #initialize, #method_missing, #render

Methods included from Helpers::Canvas

#component, #remove, #reset_settings!

Constructor Details

This class inherits a constructor from Scruffy::Renderers::Base

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Scruffy::Renderers::Base

Instance Method Details

#define_layout {|self.components| ... } ⇒ Object

Returns a renderer with just a background.

If a block is provided, the components array is passed to the block, allowing callers to add components during initialize.

Yields:



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# File 'lib/scruffy/renderers/empty.rb', line 16

def define_layout
  self.components << Scruffy::Components::Background.new(:background, :position => [0,0], :size =>[100, 100])      

  yield(self.components) if block_given?
end