class Rabbit::Renderer::SceneBackgroundWidget

# File lib/rabbit/renderer/scene-background-widget.rb, line 24
def initialize(canvas, renderer, size)
  super()
  @canvas = canvas
  @renderer = renderer
  @size = size
end

# File lib/rabbit/renderer/scene-background-widget.rb, line 31
def virtual_do_measure(orientation, for_size)
  if orientation == Gtk::Orientation::HORIZONTAL
    width = @size.base_width
    [width, width, -1, -1]
  else
    height = @size.base_height
    [height, height, -1, -1]
  end
end

# File lib/rabbit/renderer/scene-background-widget.rb, line 41
def virtual_do_snapshot(snapshot)
  snapshot.save do
    snapshot.scale(*@size.logical_scale)

    background = @renderer.background.to_gdk_rgba
    snapshot.append_color(background,
                          [
                            @size.logical_margin_left,
                            @size.logical_margin_top,
                            @size.logical_width,
                            @size.logical_height,
                          ])

    return unless @size.have_logical_margin?

    margin_background = @renderer.make_color("black").to_gdk_rgba
    if @size.have_logical_margin_x?
      snapshot.append_color(margin_background,
                            [
                              0,
                              0,
                              @size.logical_margin_left,
                              @size.logical_height,
                            ])
      snapshot.append_color(margin_background,
                            [
                              @size.logical_margin_right +
                              @size.logical_width,
                              0,
                              @size.logical_margin_left,
                              @size.logical_height,
                            ])
    end
    if @size.have_logical_margin_y?
      snapshot.append_color(margin_background,
                            [
                              0,
                              0,
                              @size.logical_width,
                              @size.logical_margin_top,
                            ])
      snapshot.append_color(margin_background,
                            [
                              0,
                              @size.logical_margin_top +
                              @size.logical_height,
                              @size.logical_width,
                              @size.logical_margin_bottom,
                            ])
    end
  end
end