Class: Termplot::Renderers::BorderRenderer

Inherits:
Object
  • Object
show all
Defined in:
lib/termplot/renderers/border_renderer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(bordered_window:, border_char_map: CharacterMap::DEFAULT) ⇒ BorderRenderer

Returns a new instance of BorderRenderer.



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# File 'lib/termplot/renderers/border_renderer.rb', line 11

def initialize(
  bordered_window:,
  border_char_map: CharacterMap::DEFAULT
)

  @window = bordered_window
  @border_char_map = border_char_map
end

Instance Attribute Details

#border_char_map ⇒ Object (readonly)

Returns the value of attribute border_char_map.



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# File 'lib/termplot/renderers/border_renderer.rb', line 6

def border_char_map
  @border_char_map
end

#window ⇒ Object (readonly)

Returns the value of attribute window.



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# File 'lib/termplot/renderers/border_renderer.rb', line 6

def window
  @window
end

Instance Method Details

#render ⇒ Object 



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# File 'lib/termplot/renderers/border_renderer.rb', line 20

def render
  window.cursor.reset_position

  # Top Border
  window.cursor.down(window.border_size.top - 1)
  window.cursor.forward(window.border_size.left - 1)
  window.write(border_char_map[:top_left])
  window.inner_width.times { window.write(border_char_map[:horz_top]) }
  window.write(border_char_map[:top_right])
  window.cursor.forward(window.border_size.right - 1)

  # Left and right borders
  window.inner_height.times do |y|
    window.cursor.forward(window.border_size.left - 1)
    window.write(border_char_map[:vert_right])
    window.cursor.forward(window.inner_width)
    window.write(border_char_map[:vert_left])
    window.cursor.forward(window.border_size.right - 1)
  end

  # Bottom border
  window.cursor.forward(window.border_size.left - 1)
  window.write(border_char_map[:bot_left])
  window.inner_width.times { window.write(border_char_map[:horz_top]) }
  window.write(border_char_map[:bot_right])
end