AndyObtiva/glimmer-dsl-libui

# Copyright (c) 2021-2024 Andy Maleh
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

require 'glimmer/libui/control_proxy'
require 'glimmer/libui/control_proxy/area_proxy'
require 'glimmer/libui/parent'

module Glimmer
  module LibUI
    class ControlProxy
      # Proxy for LibUI open type features objects
      #
      # Follows the Proxy Design Pattern
      class OpenTypeFeaturesProxy < ControlProxy
        include Parent
      
        def destroy
          return if ControlProxy.main_window_proxy&.destroying?
          return if @destroying
          @destroying = true
          deregister_all_custom_listeners
          ::LibUI.free_open_type_features(@libui)
          @parent_proxy&.remove_open_type_features
          ControlProxy.control_proxies.delete(self)
          @destroying = false
        end
        
        def redraw
          @parent_proxy&.redraw
        end
        
        def request_auto_redraw
          @parent_proxy&.request_auto_redraw
        end
                        
        private
        
        def build_control
          @libui = ::LibUI.new_open_type_features
        end
      end
    end
  end
end