deferred class
	EV_MODEL_PROJECTION_ROUTINES

General
	cluster: interface
	description: "Abstract class for figure projection routines."
	keywords: "projector, events, routines"

Ancestors
	EV_MODEL_DRAWING_ROUTINES*

Queries
	is_projecting: BOOLEAN

Commands
	draw_figure_arc (arc: EV_MODEL_ARC)
	draw_figure_dot (dot: EV_MODEL_DOT)
	draw_figure_ellipse (ellipse: EV_MODEL_ELLIPSE)
	draw_figure_equilateral (eql: EV_MODEL_EQUILATERAL)
	draw_figure_line (line: EV_MODEL_LINE)
	draw_figure_parallelogram (parallelogram: EV_MODEL_PARALLELOGRAM)
	draw_figure_picture (picture: EV_MODEL_PICTURE)
	draw_figure_pie_slice (slice: EV_MODEL_PIE_SLICE)
	draw_figure_polygon (polygon: EV_MODEL_POLYGON)
	draw_figure_polyline (line: EV_MODEL_POLYLINE)
	draw_figure_rectangle (rectangle: EV_MODEL_RECTANGLE)
	draw_figure_rotated_arc (arc: EV_MODEL_ROTATED_ARC)
	draw_figure_rotated_ellipse (ellipse: EV_MODEL_ROTATED_ELLIPSE)
	draw_figure_rotated_pie_slice (slice: EV_MODEL_ROTATED_PIE_SLICE)
	draw_figure_rounded_parallelogram (parallelogram: EV_MODEL_ROUNDED_PARALLELOGRAM)
	draw_figure_rounded_rectangle (f: EV_MODEL_ROUNDED_RECTANGLE)
	draw_figure_star (star: EV_MODEL_STAR)
	draw_figure_text (text_figure: EV_MODEL_TEXT)
	project
	register_figure (a_figure: EV_MODEL; a_routine: PROCEDURE [ANY, TUPLE [EV_MODEL]])