Class: Slider::MainController

Inherits:
Volt::ModelController
  • Object
show all
Defined in:
app/slider/controllers/main_controller.rb

Instance Method Summary collapse

Instance Method Details

#before_index_remove ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 81

def before_index_remove
  if RUBY_PLATFORM == 'opal'
    clear_interval(@interval)
  end
end

#clear_interval(interval) ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 93

def clear_interval( interval )
  if RUBY_PLATFORM == 'opal'
    `clearInterval(#{interval})`
  end
end

#create_options_vars(options) ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 26

def create_options_vars(options)
  options.each { |k,v| puts "@#{k}" + (( (attrs.send(k) == '') ? nil : attrs.send(k) )  || v).to_s }
  options.each { |k,v| instance_variable_set("@#{k}", (( (attrs.send(k) == '') ? nil : attrs.send(k) )|| v)) } #instance variables from attrs

  (@show_prev_next_icons == true or @show_prev_next_icons == 'true') ? @show_prev_next_icons = true : @show_prev_next_icons = false
  (@stop_on_mouseover==true or @stop_on_mouseover=='true') ? @stop_on_mouseover = true : @stop_on_mouseover = false
end

#default_options ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 9

def default_options
  {
    interval_time: 3000,       #interval between moves in ms
    transition_time: 700,
    leftmost_point: -1600,     #if container moved farther than that it's reset to zero - showing first slide
    stop_on_mouseover: true,
    css_visible_width: 800,
    css_visible_height: 260,
    css_container_length: 9999,
    show_prev_next_icons: true
  }
end

#index ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 22

def index
  create_options_vars(default_options)
end

#index_ready ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 62

def index_ready
  if RUBY_PLATFORM == 'opal'
    if @stop_on_mouseover
      el = Element.find('.slider-viewport')

      el.on :mouseover do
        clear_interval(@interval)
      end

      el.on :mouseout do
        @interval = set_interval(@interval_time) do move end
      end
    end

    @interval = set_interval(@interval_time) do move end

  end
end

#move ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 39

def move
  if RUBY_PLATFORM == 'opal'
    el = Element.find('.slider-container')
    moveto = el.css('left').to_i - @css_visible_width.to_i
    if moveto < @leftmost_point.to_i
      @leftmost_point_set = moveto + @css_visible_width.to_i
      moveto = 0
    end
    el.animate({left: moveto, speed:  @transition_time.to_i })
  end
end

#prev ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 51

def prev
  if RUBY_PLATFORM == 'opal'
    el = Element.find('.slider-container')
    moveto = el.css('left').to_i + @css_visible_width.to_i
    if moveto > 0
      moveto = @leftmost_point_set || @leftmost_point
    end
    el.animate({left: moveto, speed:  @transition_time.to_i })
  end
end

#set_interval(time = 0, &block) ⇒ Object 



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# File 'app/slider/controllers/main_controller.rb', line 87

def set_interval( time=0, &block )
  if RUBY_PLATFORM == 'opal'
    `setInterval(function(){#{block.call}}, time)`
  end
end

#show_icons? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/slider/controllers/main_controller.rb', line 34

def show_icons?
  (@show_prev_next_icons == true or @show_prev_next_icons == 'true') ? true :  false
end