Class: Present::Page

Inherits:
Object
  • Object
show all
Defined in:
lib/present/page.rb

Instance Method Summary collapse

Constructor Details

#initialize(stanza, screen) ⇒ Page

Returns a new instance of Page.



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# File 'lib/present/page.rb', line 3

def initialize(stanza, screen)
  @lines = stanza.split("\n")
  @screen = screen
end

Instance Method Details

#start ⇒ Object 



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# File 'lib/present/page.rb', line 8

def start
  @screen.clear
  stack = [['cap', '']]
  execute_command = proc do
    command, text = stack.pop
    dispatch_command command, text
    @screen.refresh
  end
  @lines.each do |line|
    text, command = line.split(/\s+/, 2).reverse
    if command.nil?
      next
    elsif command.empty?
      stack.last[1] += "\n#{text}"
    else
      execute_command.call
      stack.push [command, text]
    end
  end
  execute_command.call
end