Class: Bang::View

Inherits:
Object
  • Object
show all
Includes:
CursesLib
Defined in:
lib/bang_view.rb

Constant Summary

Constants included from CursesLib

CursesLib::BLUE_COLOR, CursesLib::CYAN_COLOR, CursesLib::GREEN_COLOR, CursesLib::MAGENTA_COLOR, CursesLib::ORANGE, CursesLib::ORANGE_COLOR, CursesLib::RED_COLOR, CursesLib::WHITE_COLOR, CursesLib::YELLOW_COLOR

Instance Method Summary collapse

Methods included from CursesLib

#attrib

Constructor Details

#initialize(origin) ⇒ View

Returns a new instance of View.



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# File 'lib/bang_view.rb', line 17

def initialize origin
  @last_frame = Bang::InitialFrame.new(origin)
end

Instance Method Details

#color ⇒ Object 



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# File 'lib/bang_view.rb', line 45

def color
options = [ BLUE_COLOR,    CYAN_COLOR, GREEN_COLOR,
            MAGENTA_COLOR, RED_COLOR,  YELLOW_COLOR,
            WHITE_COLOR                              ]

  attrib(Curses::color_pair(options.shuffle.first)) { yield }
end

#render ⇒ Object 



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# File 'lib/bang_view.rb', line 21

def render
  @last_frame = Bang::Frame.new(@last_frame)

  frames = [ @last_frame.last_frame.last_frame,
    @last_frame.last_frame,
    @last_frame ]

  frames.each do |frame|
    frame.particles.each do |part|
      color do
        Curses::setpos *translate(part)
        Curses::addstr "*"
      end
    end
  end
  return @last_frame.alive?
end

#translate(part) ⇒ Object 



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# File 'lib/bang_view.rb', line 39

def translate(part)
  x = part[:x]
  y = YMAX - part[:y]
  [y, x]
end