Class: LUIT::Slider

Inherits:
LUITElement show all
Defined in:
lib/luit.rb

Instance Attribute Summary collapse

Attributes inherited from LUITElement

#h, #hover, #id, #w, #x, #y

Instance Method Summary collapse

Methods inherited from LUITElement

#draw_rel, #update_rel

Constructor Details

#initialize(holder, id, x, y, range) ⇒ Slider

Returns a new instance of Slider.



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# File 'lib/luit.rb', line 237

def initialize(holder, id, x, y, range)
  super(holder, id, x, y, range + 10, 30)
  @range = range
  @value = 0
  @buttonColor = LUIT.uiColor
end

Instance Attribute Details

#value ⇒ Object

Returns the value of attribute value.



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# File 'lib/luit.rb', line 236

def value
  @value
end

Instance Method Details

#button_down(id) ⇒ Object 



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# File 'lib/luit.rb', line 265

def button_down(id)
end

#draw(x = 0, y = 0) ⇒ Object 



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# File 'lib/luit.rb', line 244

def draw(x = 0, y = 0)
  Gosu::draw_rect(@x + x, @y + y + 10, @w, 10, @buttonColor, LUIT.z)
  Gosu::draw_rect(@x + x + @value, @y + y, 10, @h, @buttonColor, LUIT.z + 1)
end

#update(x = 0, y = 0) ⇒ Object 



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# File 'lib/luit.rb', line 253

def update(x = 0, y = 0)
  x += @x
  y += @y
  updateHover(x, y)
  if @hover && (Gosu::button_down?(Gosu::MsLeft) or LUIT.touchDown)
    @value = LUIT.mX - (x + 5)
    @value = 0 if @value < 0
    @value = @range if @value > @range
  end
  @buttonColor = @hover ? LUIT.uiColorLight : LUIT.uiColor
end

#updateHover(x, y) ⇒ Object 



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# File 'lib/luit.rb', line 249

def updateHover(x, y)
  @hover = LUIT.mX.between?(x - 10, x + @w + 20) && LUIT.mY.between?(y - 10, y + @h + 20)
end