Class: Clogs::Star

Inherits:
ArtDrawable show all
Defined in:
lib/clogs/drawables/shapes.rb

Instance Attribute Summary

Attributes inherited from Drawable

#abs_x, #abs_y, #children, #height, #parent, #shoes_linkable_id, #styles, #width, #x, #y

Instance Method Summary collapse

Methods inherited from ArtDrawable

#context_style, #draw_context, #fill_paint, #left, #opaque, #paint, #parent_content_width, #positioned?, #rotation, #stroke_paint, #strokewidth, #top

Methods inherited from Drawable

#add_child, #app, #clickable?, #contains?, #destroy_self, #each_peer, #focus_gained, #focus_lost, #focusable?, for_shoes_class, #hidden?, #initialize, #margin, #needs_layout!, #notify, #on_click, #on_key, #on_mouse_move, #on_release, #paint, #positioned?, #properties_changed, #redraw!, #remove_child, #requested_height, #requested_width, #set_parent, #style

Constructor Details

This class inherits a constructor from Clogs::Drawable

Instance Method Details

#draw(painter, x, y) ⇒ Object 



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# File 'lib/clogs/drawables/shapes.rb', line 165

def draw(painter, x, y)
  cx = x + outer
  cy = y + outer
  painter.draw(fill: fill_paint, stroke: stroke_paint, thickness: strokewidth) do |p|
    (0...(points * 2)).each do |i|
      r = i.even? ? outer : inner
      angle = -Math::PI / 2 + i * Math::PI / points
      px = cx + r * Math.cos(angle)
      py = cy + r * Math.sin(angle)
      i.zero? ? p.move_to(px, py) : p.line_to(px, py)
    end
    p.close
  end
end

#inner ⇒ Object 



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# File 'lib/clogs/drawables/shapes.rb', line 157

def inner
  (style(:inner) || 50).to_f
end

#measure(_available_width) ⇒ Object 



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# File 'lib/clogs/drawables/shapes.rb', line 161

def measure(_available_width)
  @width = @height = (outer * 2).round
end

#outer ⇒ Object 



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# File 'lib/clogs/drawables/shapes.rb', line 153

def outer
  (style(:outer) || 100).to_f
end

#points ⇒ Object 



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# File 'lib/clogs/drawables/shapes.rb', line 149

def points
  (style(:points) || 10).to_i
end