Class: Chamomile::Layout::Horizontal

Inherits:
Base
  • Object
show all
Defined in:
lib/chamomile/layout/horizontal.rb

Instance Method Summary collapse

Constructor Details

#initialize(align: :top) ⇒ Horizontal

Returns a new instance of Horizontal.



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# File 'lib/chamomile/layout/horizontal.rb', line 6

def initialize(align: :top)
  @align    = align
  @children = []
end

Instance Method Details

#add(child) ⇒ Object 



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# File 'lib/chamomile/layout/horizontal.rb', line 11

def add(child)
  @children << child
  self
end

#render(width:, height:) ⇒ Object 



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# File 'lib/chamomile/layout/horizontal.rb', line 16

def render(width:, height:)
  return "" if @children.empty?

  explicit  = @children.select { |c| c.respond_to?(:explicit_width?) && c.explicit_width? }
  flexible  = @children - explicit

  used = explicit.sum { |c| c.resolved_width(width) }
  flex_width = flexible.empty? ? 0 : (width - used) / flexible.size

  parts = @children.map do |child|
    w = explicit.include?(child) ? child.resolved_width(width) : flex_width
    child.render(width: w, height: height)
  end

  Chamomile.horizontal(parts, align: @align)
end