Class: RoadToRubykaigi::Sprite::Effects

Inherits:
Object
  • Object
show all
Defined in:
lib/road_to_rubykaigi/sprite/effect.rb

Instance Method Summary collapse

Instance Method Details

#build_buffer(offset_x:) ⇒ Object 



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# File 'lib/road_to_rubykaigi/sprite/effect.rb', line 20

def build_buffer(offset_x:)
  buffer = Array.new(Map::VIEWPORT_HEIGHT) { Array.new(Map::VIEWPORT_WIDTH) { "" } }
  @effects.each do |effect|
    bounding_box = effect.bounding_box
    relative_x = bounding_box[:x] - offset_x - 1
    relative_y = bounding_box[:y] - 1
    next if relative_x < 1
    buffer[relative_y][relative_x] = effect.character
  end
  buffer
end

#heart(x, y) ⇒ Object 



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# File 'lib/road_to_rubykaigi/sprite/effect.rb', line 8

def heart(x, y)
  @effects << HeartEffect.new(x, y)
end

#lightning(x, y) ⇒ Object 



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# File 'lib/road_to_rubykaigi/sprite/effect.rb', line 16

def lightning(x, y)
  @effects << LightningEffect.new(x, y)
end

#note(x, y) ⇒ Object 



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# File 'lib/road_to_rubykaigi/sprite/effect.rb', line 12

def note(x, y)
  @effects << NoteEffect.new(x, y)
end

#to_a ⇒ Object 



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# File 'lib/road_to_rubykaigi/sprite/effect.rb', line 32

def to_a
  @effects.to_a
end

#update ⇒ Object 



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# File 'lib/road_to_rubykaigi/sprite/effect.rb', line 4

def update
  @effects.reject!(&:expired?)
end