Class: SpriteKit::Scenes::SpritesheetScene

Inherits:
Object
  • Object
show all
Defined in:
mygame/lib/sprite_kit/scenes/spritesheet_scene.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(scene_manager = nil, sprite_directory: "sprites") ⇒ SpritesheetScene

Returns a new instance of SpritesheetScene.



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# File 'mygame/lib/sprite_kit/scenes/spritesheet_scene.rb', line 14

def initialize(scene_manager = nil, sprite_directory: "sprites")
  @scene_manager = scene_manager
  @camera = ::SpriteKit::Camera.new
  @draw_buffer = ::SpriteKit::DrawBuffer.new

  @views = [:file_tree, :canvas]
  @state = {
    draw_buffer: @draw_buffer,
    camera: @camera,
    camera_path: :camera,
    view: @views[0],
    views: @views,
    show_grid: false,
    tile_selection: {
      w: 12, h: 12,
      row_gap: 1, column_gap: 1,
      offset_x: 1, offset_y: 1,
    },
    current_sprite: nil,
    viewport_boundary: nil,
    next_view: nil,
    file_path: nil,
  }

  @spritesheet_loader = SpriteKit::SpritesheetLoader.new
  spritesheets = @spritesheet_loader.load_directory(sprite_directory)
  @tree = spritesheets.tree
  @tree_renderer = TreeRenderer.new(@tree, state: @state)
  @spritesheets = spritesheets.spritesheets

  @state.spritesheets = @spritesheets

  @canvas = ::SpriteKit::Canvas.new(state: @state, spritesheets: [])
  @tool_drawer = ::SpriteKit::ToolDrawer.new(state: @state)
end

Instance Attribute Details

#camera ⇒ Object

Returns the value of attribute camera.



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# File 'mygame/lib/sprite_kit/scenes/spritesheet_scene.rb', line 12

def camera
  @camera
end

#canvas ⇒ Object

Returns the value of attribute canvas.



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# File 'mygame/lib/sprite_kit/scenes/spritesheet_scene.rb', line 12

def canvas
  @canvas
end

#draw_buffer ⇒ Object

Returns the value of attribute draw_buffer.



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# File 'mygame/lib/sprite_kit/scenes/spritesheet_scene.rb', line 12

def draw_buffer
  @draw_buffer
end

#scene_manager ⇒ Object

Returns the value of attribute scene_manager.



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# File 'mygame/lib/sprite_kit/scenes/spritesheet_scene.rb', line 12

def scene_manager
  @scene_manager
end

#state ⇒ Object

Returns the value of attribute state.



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# File 'mygame/lib/sprite_kit/scenes/spritesheet_scene.rb', line 12

def state
  @state
end

#tool_drawer ⇒ Object

Returns the value of attribute tool_drawer.



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# File 'mygame/lib/sprite_kit/scenes/spritesheet_scene.rb', line 12

def tool_drawer
  @tool_drawer
end

Instance Method Details

#tick(args) ⇒ Object 



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# File 'mygame/lib/sprite_kit/scenes/spritesheet_scene.rb', line 50

def tick(args)
  @state.outputs = args.outputs
  @state.draw_buffer.outputs = args.outputs

  if args.inputs.keyboard.key_down.g
    @state.show_grid = !@state.show_grid
  end

  @state.world_mouse = @camera.to_world_space(args.inputs.mouse)

  @state.viewport_boundary = {
    x: @tool_drawer.w,
    y: 0,
    w: args.grid.w - @tool_drawer.w,
    h: args.grid.h,
  }

  if @state.view == :canvas
    @canvas.viewport_boundary = @state.viewport_boundary
    @canvas.tick(args)
  end

  if @state.view == :file_tree
    @draw_buffer.primitives.concat(@tree_renderer.render(args, offset_x: @tool_drawer.x + @tool_drawer.w))
  end

  @tool_drawer.tick(args)

  top_layer = {
    w: 1280,
    h: 720,
    x: 0,
    y: 0,
    path: :top_layer
  }
  args.outputs[:top_layer].w = top_layer.w
  args.outputs[:top_layer].h = top_layer.h
  args.outputs[:top_layer].transient!
  @draw_buffer.primitives << top_layer

  @draw_buffer.flush

  args.outputs.primitives.concat(args.gtk.framerate_diagnostics_primitives.map do |primitive|
    primitive.x = args.grid.w - 500 + primitive.x
    primitive
  end)

  if @state.next_view
    if @state.next_view == :canvas
      spritesheet = @spritesheets[@state.file_path]
      if spritesheet
        @canvas.spritesheets = [spritesheet]
        @camera.reset
      else
        @state.next_view = :file_tree
      end
    end

    if @state.next_view == :file_tree
      @state.current_sprite = nil
    end

    @state.view = @state.next_view
    @state.next_view = nil
  end
end