Class: Hokusai::Commands

Inherits:
Object
  • Object
show all
Defined in:
ui/src/hokusai/commands.rb,
ui/src/hokusai/commands/base.rb

Defined Under Namespace

Classes: Base, Circle, Image, Rect, SVG, ScissorBegin, ScissorEnd, Text

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Commands

Returns a new instance of Commands.



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# File 'ui/src/hokusai/commands.rb', line 12

def initialize
  # @queue = []
end

Instance Attribute Details

#queue ⇒ Object (readonly)

Returns the value of attribute queue.



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# File 'ui/src/hokusai/commands.rb', line 10

def queue
  @queue
end

Instance Method Details

#add(command) ⇒ Object 



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# File 'ui/src/hokusai/commands.rb', line 81

def add(command)
  # @queue << command

  self
end

#circle(x, y, radius) {|command| ... } ⇒ Object

Yields:

  • (command) 


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# File 'ui/src/hokusai/commands.rb', line 28

def circle(x, y, radius)
  command = Commands::Circle.new(x, y, radius)
  yield(command)

  command.draw
  # add(command)
end

#clear! ⇒ Object 



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# File 'ui/src/hokusai/commands.rb', line 77

def clear!
  # @queue = []
end

#each ⇒ Object 



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# File 'ui/src/hokusai/commands.rb', line 71

def each
  queue.each do |cmd|
    yield(cmd)
  end
end

#image(source, x, y, w, h) ⇒ Object

Invokes an image command from a filename, at position x,y with ‘w`x`h` dimensions



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# File 'ui/src/hokusai/commands.rb', line 45

def image(source, x, y, w, h)
  Commands::Image.new(source, x, y, w, h).draw
  # add(Commands::Image.new(source, x, y, w, h))
end

#rect(x, y, w, h) {|command| ... } ⇒ Object

def hash

[self.class, *@queue.map(&:hash)].hash

end

Yields:

  • (command) 


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# File 'ui/src/hokusai/commands.rb', line 20

def rect(x, y, w, h)
  command = Commands::Rect.new(x, y, w, h)
  yield(command)

  command.draw
  # add(command)
end

#scissor_begin(x, y, w, h) ⇒ Object

Invokes a scissor begin command at position x,y with ‘w`x`h` dimensions



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# File 'ui/src/hokusai/commands.rb', line 52

def scissor_begin(x, y, w, h)
  Commands::ScissorBegin.new(x, y, w, h).draw
  # add(Commands::ScissorBegin.new(x, y, w, h))
end

#scissor_end ⇒ Object

Invokes a scissor stop command



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# File 'ui/src/hokusai/commands.rb', line 58

def scissor_end
  Commands::ScissorEnd.new.draw
  # add(Commands::ScissorEnd.new)
end

#svg(source, x, y, w, h) {|command| ... } ⇒ Object

Yields:

  • (command) 


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# File 'ui/src/hokusai/commands.rb', line 36

def svg(source, x, y, w, h)
  command = Commands::SVG.new(source, x, y, w, h)
  yield(command)

  # add(command)
end

#text(content, x, y) {|command| ... } ⇒ Object

Yields:

  • (command) 


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# File 'ui/src/hokusai/commands.rb', line 63

def text(content, x, y)
  command = Commands::Text.new(content, x, y)
  yield command

  command.draw
  # add(command)
end