Class: Kame::Remocon::Opal::AppView

Inherits:
Object
  • Object
show all
Includes:
Hyalite::Component
Defined in:
lib/kame/remocon/opal/views/app_view.rb

Overview

# n角形

n = 5

forward 100 turn_left 90 backword(Math::PI * 100 / n)

pen_down n.times do

forward(Math::PI * 200 / n)
turn_left(360 / n)

end

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ AppView

Returns a new instance of AppView.



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# File 'lib/kame/remocon/opal/views/app_view.rb', line 23

def initialize
  @code= <<~PROG
    pen_down
    forward 100
    turn_left 90
    forward 100
    turn_left 90
    forward 100
    turn_left 90
    forward 100
  PROG
end

Class Method Details

.render(parent, &block) ⇒ Object 



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# File 'lib/kame/remocon/opal/views/app_view.rb', line 36

def self.render(parent, &block)
  Hyalite.render(Kame::Remocon::Opal::AppView.el(on_mounted: block), parent)
end

Instance Method Details

#exec ⇒ Object 



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# File 'lib/kame/remocon/opal/views/app_view.rb', line 55

def exec
  @code = @refs[:program].value
  wait = @refs[:wait][:checked] ? 0.3 : 0
  @turtle.exec @code, wait
end

#mounted(canvas) ⇒ Object 



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# File 'lib/kame/remocon/opal/views/app_view.rb', line 40

def mounted(canvas)
  @canvas = canvas
  @turtle = Kame::Remocon::Opal::Turtle.new(canvas)
  @turtle.exec @code
  @code_getter = -> { @refs[:program].value }

  if Kame::Remocon::Opal::Config.ws_enabled?
    @remote = DRb::DRbObject.new_with_uri "ws://127.0.0.1:9292"
    DRb.start_service("ws://127.0.0.1:9292/callback")
    @remote.set_turtle DRb::DRbObject.new(@turtle)
  end

  @props[:on_mounted]&.call(@turtle, @remote)
end

#render ⇒ Object 



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# File 'lib/kame/remocon/opal/views/app_view.rb', line 67

def render
  code = @code
  render_image = @state[:render_image]
  bg_color = @state[:bg_color]

  div do
    div do
      Kame::Remocon::Opal::CanvasView.el(onMounted: -> canvas { mounted(canvas) }, render_image: render_image, bg_color: bg_color)
      div({class: "wrap-code-text"}, textarea({style: {width: "400px", height: "400px"}, ref: :program}, code))
    end
    div({class: :setting}) do
      ul do
        li do
          input({type: :checkbox, checked: true, id: :wait, ref: :wait})
          label({for: :wait}, "描く過程を表示する")
        end
        li do
          input({type: :checkbox, checked: true, id: :bg_color, ref: :bg_color, onClick: -> {set_background}})
          label({for: :bg_color}, "黒背景")
        end
      end
    end
    Hyalite.create_element(:p, {class: "exec-button"}, button({onClick: -> { exec }, name: "exec"}, "実行する"))
  end
end

#set_background ⇒ Object 



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# File 'lib/kame/remocon/opal/views/app_view.rb', line 61

def set_background
  bg_color = @refs[:bg_color][:checked]
  @turtle.default_color = bg_color ? "white" : "black"
  set_state(bg_color: bg_color ? "black" : "white")
end