    class
    	EV_PIXEL_BUFFER_IMP

    General
    	cluster: implementation_mswin
    	description: "Windows implementation for EV_PIXEL_BUFFER_I."
    	keywords: "drawable, primitives, figures, buffer, bitmap, picture"
    	create: make

    Ancestors
    	EV_PIXEL_BUFFER_I*

    Queries
    	gdip_bitmap: WEL_GDIP_BITMAP
    	get_pixel (a_x, a_y: NATURAL_32): NATURAL_32
    	height: INTEGER_32
    	Is_gdi_plus_installed: BOOLEAN
    	is_locked: BOOLEAN
    	mask_bitmap (a_rect: EV_RECTANGLE): EV_BITMAP
    	pixel_iterator: EV_PIXEL_BUFFER_ITERATOR
    	pixmap: EV_PIXMAP
    	sub_pixel_buffer (a_rect: EV_RECTANGLE): EV_PIXEL_BUFFER
    	sub_pixmap (a_rect: EV_RECTANGLE): EV_PIXMAP
    	width: INTEGER_32

    Commands
    	draw_to_drawable (a_drawable: EV_DRAWABLE)
    	lock
    	set_pixel (a_x, a_y, rgba: NATURAL_32)
    	set_with_named_file (a_file_name: STRING_8)
    	unlock