Class: Skeptick::DslContext

Inherits:
Object
  • Object
show all
Includes:
ResizedImage, RoundedCornersImage, TornPaperImage
Defined in:
lib/skeptick/sugar/draw.rb,
lib/skeptick/sugar/font.rb,
lib/skeptick/sugar/swap.rb,
lib/skeptick/sugar/text.rb,
lib/skeptick/dsl_context.rb,
lib/skeptick/sugar/clone.rb,
lib/skeptick/sugar/write.rb,
lib/skeptick/sugar/canvas.rb,
lib/skeptick/sugar/delete.rb,
lib/skeptick/sugar/format.rb,
lib/skeptick/sugar/compose.rb,
lib/skeptick/sugar/resized_image.rb,
lib/skeptick/sugar/torn_paper_image.rb,
lib/skeptick/sugar/rounded_corners_image.rb

Instance Method Summary collapse

Methods included from RoundedCornersImage

#rounded_corners_image

Methods included from TornPaperImage

#torn_paper_image

Methods included from ResizedImage

#resized_image

Constructor Details

#initialize(convert) ⇒ DslContext

Returns a new instance of DslContext.



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# File 'lib/skeptick/dsl_context.rb', line 3

def initialize(convert)
  @convert = convert
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(*args, &blk) ⇒ Object 



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# File 'lib/skeptick/dsl_context.rb', line 24

def method_missing(*args, &blk)
  @convert.context.send(*args, &blk)
end

Instance Method Details

#append(*args) ⇒ Object 



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# File 'lib/skeptick/dsl_context.rb', line 15

def append(*args)
  @convert.appends.push(*args)
end

#canvas(string, options = {}) ⇒ Object 



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# File 'lib/skeptick/sugar/canvas.rb', line 3

def canvas(string, options = {})
  set(:size, options[:size]) if options[:size]
  set "canvas:#{string}"
end

#clone(*args) ⇒ Object 



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# File 'lib/skeptick/sugar/clone.rb', line 3

def clone(*args)
  obj = (args.size < 2 ? args.first : args)
  obj  = obj.join(',') if obj.is_a?(Array)
  obj ? set(:clone, obj) : set('+clone')
end

#compose(blending, *args, &blk) ⇒ Object 



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# File 'lib/skeptick/sugar/compose.rb', line 42

def compose(blending, *args, &blk)
  @convert.subjects << Compose.new(self, blending, *args, &blk)
end

#convert(*args, &blk) ⇒ Object Also known as: image 



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# File 'lib/skeptick/dsl_context.rb', line 19

def convert(*args, &blk)
  @convert.subjects << Convert.new(self, *args, &blk)
end

#delete(*args) ⇒ Object 



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# File 'lib/skeptick/sugar/delete.rb', line 3

def delete(*args)
  obj = (args.size < 2 ? args.first : args)
  obj = obj.join(',') if obj.is_a?(Array)
  obj ? set(:delete, obj) : set('+delete')
end

#draw(*args) ⇒ Object 



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# File 'lib/skeptick/sugar/draw.rb', line 3

def draw(*args)
  set :draw, args.join(' ')
end

#font(name) ⇒ Object 



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# File 'lib/skeptick/sugar/font.rb', line 3

def font(name)
  set '-font', name.split(/\s/).map(&:capitalize).join('-')
end

#format(*args) ⇒ Object 



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# File 'lib/skeptick/sugar/format.rb', line 3

def format(*args)
  set '-format', args.join(' ')
end

#prepend(*args) ⇒ Object 



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# File 'lib/skeptick/dsl_context.rb', line 7

def prepend(*args)
  @convert.prepends.push(*args)
end

#respond_to_missing?(meth, include_all) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/skeptick/dsl_context.rb', line 28

def respond_to_missing?(meth, include_all)
  @convert.context.respond_to?(meth, include_all)
end

#set(*args) ⇒ Object 



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# File 'lib/skeptick/dsl_context.rb', line 11

def set(*args)
  @convert.subjects.push(*args)
end

#swap(*args) ⇒ Object 



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# File 'lib/skeptick/sugar/swap.rb', line 3

def swap(*args)
  if args.size != 0 && args.size != 2
    raise ArgumentError,
      "wrong number of arguments (#{args.size} for 0, 2)"
  end

  args.empty? ? set('+swap') : set(:swap, args.join(','))
end

#text(string, options = {}) ⇒ Object 



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# File 'lib/skeptick/sugar/text.rb', line 3

def text(string, options = {})
  if options[:left] && options[:top]
    opts = "#{options[:left]},#{options[:top]} "
  end

  set :draw, "text #{opts}'#{string}'"
end

#write(path) ⇒ Object 



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# File 'lib/skeptick/sugar/write.rb', line 3

def write(path)
  append(:write, path)
end