note
	description: "Memory device context compatible with a given device context."
	legal: "See notice at end of class."
	status: "See notice at end of class."
	date: "$Date$"
	revision: "$Revision$"

class
	WEL_COMPATIBLE_DC

obsolete
	"use WEL_MEMORY_DC"

inherit
	WEL_DC
		redefine
			destroy_item
		end

create
	make

feature {NONE} -- Initialization

	make (a_dc: WEL_DC)
			-- Make a compatible dc with `a_dc'
		require
			a_dc_not: a_dc /= Void
			a_dc_exists: a_dc.exists
		do
			item := cwin_create_compatible_dc (a_dc.item)
		ensure
			exists: exists
		end

feature -- Basic operations

	get
			-- Get the device context
		do
		end

	release
			-- Release the device context
		do
		end

feature {NONE} -- Removal

	destroy_item
		do
			unselect_all
			delete
		end

feature {NONE} -- Externals

	cwin_create_compatible_dc (hdc: POINTER): POINTER
			-- SDK CreateCompatibleDC
		external
			"C [macro <wel.h>] (HDC): EIF_POINTER"
		alias
			"CreateCompatibleDC"
		end

note
	copyright:	"Copyright (c) 1984-2018, Eiffel Software and others"
	license:	"Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
	source: "[
			Eiffel Software
			5949 Hollister Ave., Goleta, CA 93117 USA
			Telephone 805-685-1006, Fax 805-685-6869
			Website http://www.eiffel.com
			Customer support http://support.eiffel.com
		]"

end