Class: LifeGame::FieldArea

Inherits:
Gtk::DrawingArea
  • Object
show all
Defined in:
lib/kaki-lifegame.rb

Constant Summary collapse

CellSize = 
11
Space = 
1
L = 
CellSize + Space * 2
WaitChange = 
50

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(field) ⇒ FieldArea

Returns a new instance of FieldArea.



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# File 'lib/kaki-lifegame.rb', line 168

def initialize(field)
  super()
  
  @f = field
  
  @areaw, @areah = @f.width * L, @f.height * L
  set_size_request(@areaw, @areah)
  
  @colormap = Gdk::Colormap.system
  @color = {black:      Gdk::Color.new(0, 0, 0),
            green:      Gdk::Color.new(0xc784, 0xffff, 0x52c4),
            orange:     Gdk::Color.new(0xffff, 0xbb85, 0xf7a),
            grid_color: Gdk::Color.new(0x4b79, 0x4b79, 0x4b79)}
  @color.each_value {|v| @colormap.alloc_color(v, false, true)}
  @cell_color = :green
  
  @grid = false
  @wait_time = 500
  
  signal_connect("expose_event") do
    @gc = Gdk::GC.new(window)
    background_renewal
  end
  
  @time_goes = false
  add_events(Gdk::Event::BUTTON_PRESS_MASK | Gdk::Event::BUTTON_MOTION_MASK)
  
  event_to_xy = ->(e) {[e.x.to_i / L, e.y.to_i / L]}
  
  signal_connect("button_press_event") do |w, e|
    unless @time_goes
      x, y = event_to_xy[e]
      @f.get_cell(x, y).zero? ? set_cell(x, y) : reset_cell(x, y)
    end
  end
  
  signal_connect('motion_notify_event') do |w, e|
    unless @time_goes
      x, y = event_to_xy[e]
      set_cell(x, y)   if e.state.button1_mask?
      reset_cell(x, y) if e.state.button3_mask?
    end
  end
  
  set_wait_time
end

Instance Attribute Details

#areah ⇒ Object (readonly)

Returns the value of attribute areah.



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# File 'lib/kaki-lifegame.rb', line 215

def areah
  @areah
end

#areaw ⇒ Object (readonly)

Returns the value of attribute areaw.



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# File 'lib/kaki-lifegame.rb', line 215

def areaw
  @areaw
end

#label1=(value) ⇒ Object (writeonly)

Sets the attribute label1

Parameters:

  • value —

    the value to set the attribute label1 to.



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# File 'lib/kaki-lifegame.rb', line 214

def label1=(value)
  @label1 = value
end

#label2=(value) ⇒ Object (writeonly)

Sets the attribute label2

Parameters:

  • value —

    the value to set the attribute label2 to.



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# File 'lib/kaki-lifegame.rb', line 214

def label2=(value)
  @label2 = value
end

#time_goes=(value) ⇒ Object (writeonly)

Sets the attribute time_goes

Parameters:

  • value —

    the value to set the attribute time_goes to.



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# File 'lib/kaki-lifegame.rb', line 214

def time_goes=(value)
  @time_goes = value
end

Instance Method Details

#area_size_change ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 361

def area_size_change
  @areaw, @areah = @f.width * L, @f.height * L
end

#back ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 345

def back
  @f.back
  redraw
  show_step
end

#background_renewal ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 304

def background_renewal
  set_color(@grid ? :grid_color : :black)
  window.draw_rectangle(@gc, true, 0, 0, @areaw, @areah)
  redraw
end

#change_window_size(size) ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 351

def change_window_size(size)
  if @f.change_window_size(size)
    area_size_change
    show_step
    true
  else
    false
  end
end

#clear ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 272

def clear
  @f.clear
  redraw
  @f.step_reset
  show_step
end

#each_cell ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 266

def each_cell
  @f.height.times do |y|
    @f.width.times {|x| yield(x, y)}
  end
end

#faster ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 330

def faster
  @wait_time -= WaitChange
  @wait_time = 50 if @wait_time < 50
  set_wait_time
  show_wait_time
end

#go_on_one_step ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 233

def go_on_one_step
  @f.next
  
  each_cell do |x, y|
    renewal_one_place(x, y) if @f.renewal?(x, y)
  end
  
  @f.count
  show_step
end

#grid ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 310

def grid
  @grid = !@grid
  background_renewal
end

#load_file(file_name) ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 296

def load_file(file_name)
  is_change = @f.load(file_name)
  area_size_change if is_change
  redraw
  show_step
  return is_change
end

#preserve ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 248

def preserve
  @f.preserve
end

#redraw ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 262

def redraw
  each_cell {|x, y| renewal_one_place(x, y)}
end

#renewal_one_place(x, y) ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 244

def renewal_one_place(x, y)
  @f.get_cell(x, y).zero? ? reset_cell(x, y) : set_cell(x, y)
end

#reset_cell(x, y) ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 227

def reset_cell(x, y)
  set_color(:black)
  @f.reset_cell(x, y)
  window.draw_rectangle(@gc, true, L * x + Space, L * y + Space, CellSize, CellSize)
end

#restore ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 252

def restore
  @f.restore
  redraw
  show_step
end

#save_file(file_name) ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 292

def save_file(file_name)
  @f.save(file_name)
end

#scatter ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 279

def scatter
  co1 = co2 = 0
  while co1 < 100 and co2 < 5000
    x, y = rand(@f.width), rand(@f.height)
    if @f.get_cell(x, y).zero?
      set_cell(x, y)
      co1 += 1
    else
      co2 += 1
    end
  end
end

#set_cell(x, y) ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 221

def set_cell(x, y)
  set_color(@cell_color)
  @f.set_cell(x, y)
  window.draw_rectangle(@gc, true, L * x + Space, L * y + Space, CellSize, CellSize)
end

#set_cell_color(color) ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 315

def set_cell_color(color)
  @cell_color = color
  redraw
end

#set_color(color_name) ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 217

def set_color(color_name)
  @gc.rgb_fg_color = @color[color_name]
end

#set_wait_time ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 337

def set_wait_time
  Gtk.timeout_remove(@timer_id) if @timer_id
  @timer_id = Gtk.timeout_add(@wait_time) do
    go_on_one_step if @time_goes
    true
  end
end

#show_step ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 258

def show_step
  @label1.set_text("Step : #{@f.step}")
end

#show_wait_time ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 320

def show_wait_time
  @label2.set_text("#{@wait_time} ミリ秒")
end

#slower ⇒ Object 



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# File 'lib/kaki-lifegame.rb', line 324

def slower
  @wait_time += WaitChange
  set_wait_time
  show_wait_time
end