Class: RGhost::Image

Inherits:
PsObject show all
Defined in:
lib/rghost/image.rb

Overview

Super class of GIF and JPEG.

Direct Known Subclasses

Gif, Jpeg

Constant Summary collapse

DEFAULT_OPTIONS = 
{:x=> :limit_left, :y=> 1, :zoom => 100, :rotate => 0}

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from PsObject

#<<, #call, #graphic_scope, #ps, #raw, #set, #to_s

Constructor Details

#initialize(image_path, options = {}) ⇒ Image

Returns a new instance of Image.



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# File 'lib/rghost/image.rb', line 6

def initialize(image_path,options={})
  super("")
  @options=DEFAULT_OPTIONS.dup.merge(options)
  @file=image_path
end

Class Method Details

.for(path, options = {}) ⇒ Object

Facade method for load image by file extension. Uses Eps, Gif and Jpeg class. Accepts gif, jpeg, jpg and eps



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# File 'lib/rghost/image.rb', line 13

def self.for(path,options={})
  
  clazz=case path
    when /gif$/i
      RGhost::Gif
    when /jpe?g$/i
      RGhost::Jpeg
    when /(eps|template)$/i
        RGhost::Eps
    else raise NameError.new("Unsupported format")
  end
  
  clazz.new(path,options)
end