Class: Hokusai::Commands::Rect

Inherits:
Base
  • Object
show all
Defined in:
ui/src/hokusai/commands/rect.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#after_draw, draw, #draw, on_draw

Constructor Details

#initialize(x, y, width, height) ⇒ Rect

Returns a new instance of Rect.



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# File 'ui/src/hokusai/commands/rect.rb', line 7

def initialize(x, y, width, height)
  @x = x.to_f
  @y = y.to_f
  @width = width.to_f
  @height = height.to_f
  @outline = Outline.default
  @rounding = 0.0
  @color = Color.new(0, 0, 0, 0)
  @outline_color = Color.new(0, 0, 0, 255)
  @padding = Padding.new(0.0, 0.0, 0.0, 0.0)
end

Instance Attribute Details

#color ⇒ Object

Returns the value of attribute color.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def color
  @color
end

#height ⇒ Object (readonly)

Returns the value of attribute height.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def height
  @height
end

#outline ⇒ Object

Returns the value of attribute outline.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def outline
  @outline
end

#outline_color ⇒ Object

Returns the value of attribute outline_color.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def outline_color
  @outline_color
end

#padding ⇒ Object

Returns the value of attribute padding.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def padding
  @padding
end

#rounding ⇒ Object (readonly)

Returns the value of attribute rounding.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def rounding
  @rounding
end

#width ⇒ Object (readonly)

Returns the value of attribute width.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def width
  @width
end

#x ⇒ Object (readonly)

Returns the value of attribute x.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def x
  @x
end

#y ⇒ Object (readonly)

Returns the value of attribute y.



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# File 'ui/src/hokusai/commands/rect.rb', line 3

def y
  @y
end

Instance Method Details

#background_boundary ⇒ Object

Returns a tuple with the computed geometric inner boundary for this rectangle with outlines subtracted



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# File 'ui/src/hokusai/commands/rect.rb', line 119

def background_boundary
  nx = x.dup
  ny = y.dup
  nw = width.dup
  nh = height.dup

  if outline.top > 0.0
    ny += outline.top
    nh -= outline.top
  end

  if outline.left > 0.0
    nx += outline.left
    nw -= outline.left
  end

  if outline.bottom > 0.0
    nh -= outline.bottom
  end

  if outline.right > 0.0
    nw -= outline.right
  end

  [nx, ny, nw, nh]
end

#boundary ⇒ Object

Returns a tuple with the geometric boundary for this rectangle



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# File 'ui/src/hokusai/commands/rect.rb', line 112

def boundary
  [x, y, width, height]
end

#h ⇒ Object

Shorthand for #height



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# File 'ui/src/hokusai/commands/rect.rb', line 43

def h
  height
end

#hash ⇒ Object 



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# File 'ui/src/hokusai/commands/rect.rb', line 19

def hash
  [self.class, x, y, width, height, rounding, color.hash, outline.hash, outline_color.hash, padding.hash].hash
end

#outline? ⇒ Boolean

Returns true if this rectangle has an outline

Returns:

  • (Boolean) 


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# File 'ui/src/hokusai/commands/rect.rb', line 148

def outline?
  outline.present?
end

#outline_uniform? ⇒ Boolean

Returns true if this rectangle’s outline is uniform

Returns:

  • (Boolean) 


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# File 'ui/src/hokusai/commands/rect.rb', line 154

def outline_uniform?
  outline.uniform?
end

#padding? ⇒ Boolean

Returns true if the rectangle has any padding

Returns:

  • (Boolean) 


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# File 'ui/src/hokusai/commands/rect.rb', line 104

def padding?
  [padding.t, padding.r, padding.b, padding.l].any? do |p|
    p != 0.0
  end
end

#round=(amount) ⇒ Object

Rounding amount for this rect



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# File 'ui/src/hokusai/commands/rect.rb', line 97

def round=(amount)
  @rounding = amount

  self
end

#trim_canvas(canvas) ⇒ Object

Modifies the parameter Canvas to offset the boundary with this rectangle’s computed geometry



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# File 'ui/src/hokusai/commands/rect.rb', line 26

def trim_canvas(canvas)
  x, y, w, h = background_boundary

  canvas.x = x + padding.left + outline.left
  canvas.y = y + padding.top + outline.top
  canvas.width = w - (padding.left + padding.right + outline.left + outline.right)
  canvas.height = h - (padding.top + padding.bottom + outline.top + outline.bottom)

  canvas
end

#w ⇒ Object

Shorthand for #width



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# File 'ui/src/hokusai/commands/rect.rb', line 38

def w
  width
end