Module: Wx::SF::ManagerShape

Included in:
BoxShape, GridShape
Defined in:
lib/wx/shapes/shapes/manager_shape.rb

Overview

Mixin for container shape classes that control there child shape size/position/alignment.

Instance Method Summary collapse

Instance Method Details

#do_alignment ⇒ Object

Update the shape’s position in order to its alignment



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# File 'lib/wx/shapes/shapes/manager_shape.rb', line 17

def do_alignment
  super

  # do alignment of shape's children
  do_children_layout
end

#do_children_layout ⇒ Object (protected)

Raises:

  • (NotImplementedError) 


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# File 'lib/wx/shapes/shapes/manager_shape.rb', line 26

def do_children_layout
  raise NotImplementedError, 'Manager shapes need override'
end

#fit_shape_to_rect(shape, rct) ⇒ Object (protected)

Move and resize given shape so it will fit the given bounding rectangle.

The shape is aligned inside the given bounding rectangle in accordance to the shape’s valign and halign flags.

Parameters:

  • shape (Shape) —

    modified shape

  • rct (Wx::Rect) —

    Bounding rectangle

See Also:



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# File 'lib/wx/shapes/shapes/manager_shape.rb', line 38

def fit_shape_to_rect(shape, rct)
  shape_bb = shape.get_bounding_box
  prev_pos = shape.get_relative_position

  # do vertical alignment
  case shape.get_v_align
  when Shape::VALIGN::TOP
    shape.set_relative_position(prev_pos.x, rct.top + shape.get_v_border)
  when Shape::VALIGN::MIDDLE
    shape.set_relative_position(prev_pos.x, rct.top + (rct.height/2 - shape_bb.height/2))
  when Shape::VALIGN::BOTTOM
    shape.set_relative_position(prev_pos.x, rct.bottom - shape_bb.height - shape.get_v_border)
  when Shape::VALIGN::EXPAND
    shape.set_relative_position(prev_pos.x, rct.top + shape.get_v_border)
    shape.scale(1.0, (rct.height - 2*shape.get_v_border).to_f/shape_bb.height)
  else
    shape.set_relative_position(prev_pos.x, rct.top)
  end

  prev_pos = shape.get_relative_position

  # do horizontal alignment
  case shape.get_h_align
  when Shape::HALIGN::LEFT
    shape.set_relative_position(rct.left + shape.get_h_border, prev_pos.y)
  when Shape::HALIGN::CENTER
    shape.set_relative_position(rct.left + (rct.width/2 - shape_bb.width/2), prev_pos.y)
  when Shape::HALIGN::RIGHT
    shape.set_relative_position(rct.right - shape_bb.width - shape.get_h_border, prev_pos.y)
  when Shape::HALIGN::EXPAND
    shape.set_relative_position(rct.left + shape.get_h_border, prev_pos.y)
    shape.scale((rct.width - 2*shape.get_h_border).to_f/shape_bb.width, 1.0)
  else
    shape.set_relative_position(rct.left, prev_pos.y)
  end
end

#is_manager ⇒ Boolean Also known as: manager?

Returns true if the shape manages (size/position/alignment) of it’s child shapes.

Returns:

  • (Boolean) —

    true



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# File 'lib/wx/shapes/shapes/manager_shape.rb', line 11

def is_manager
  true
end