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(***********************************************************************)
(* *)
(* Active-DVI *)
(* *)
(* Projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 2003 Institut National de Recherche en Informatique et *)
(* en Automatique. All rights reserved. This file is distributed *)
(* under the terms of the GNU Lesser General Public License. *)
(* *)
(* Jun Furuse, Didier Rmy and Pierre Weis. *)
(* Contributions by Roberto Di Cosmo, Didier Le Botlan, *)
(* Xavier Leroy, and Alan Schmitt. *)
(* *)
(* Pierre Weis. *)
(***********************************************************************)
(* $Id: test_gradient.ml,v 1.1 2003/10/08 09:03:53 weis Exp $ *)
(* ocamlc -c gradient.ml *)
(* ocaml graphics.cma gradient.cmo *)
open Graphics;;
open Gradient;;
open_graph "";;
clear_graph ();;
let wait s = prerr_endline ("Next is " ^ s); ignore (input_line stdin);;
wait "Black rectangle";;
set_color black; fill_rect 0 110 100 100;;
wait "Horizontal Red blue gradient";;
grad_rect (Rect_Horizontal (blue, red)) 0 0 100 100;;
wait "Vertical Red blue gradient";;
grad_rect (Rect_Vertical (blue, red)) 100 100 100 100;;
wait "1 Diagonal Red blue gradient";;
grad_rect (Rect_Diagonal1 (blue, red)) 200 200 100 100;;
wait "2 Diagonal Red blue gradient";;
grad_rect (Rect_Diagonal2 (blue, red)) 100 200 100 100;;
wait "Centered Red blue gradient";;
grad_rect (Rect_Centered (350, 50, blue, red)) 300 0 100 100;;
wait "Dissymetric Centered Red blue gradient";;
grad_rect (Rect_Centered (220, 50, blue, red)) 200 0 100 100;;
wait "Circular Red blue gradient";;
grad_rect (Rect_Circular (445, 50, blue, red)) 400 0 100 100;;
wait "Circular Cyan Magenta gradient";;
grad_rect (Rect_Circular (145, 50, cyan, magenta)) 100 0 100 100;;
wait "Circular Yellow Magenta gradient";;
grad_rect (Rect_Circular (150, 200, yellow, magenta)) 0 0 300 400;;
wait "Arc Horizontal Yellow Green";;
set_color black;
draw_arc 0 0 200 400 0 45;;
set_color white;
fill_arc 0 0 200 400 0 45;;
grad_arc (Arc_Horizontal (yellow, green)) 0 0 200 400 0 45;;
wait "Arc Vertical Yellow Green";;
grad_arc (Arc_Vertical (yellow, green)) 0 0 200 400 0 45;;
wait "Arc Circular Yellow Green";;
grad_arc (Arc_Circular (yellow, green)) 0 0 200 400 0 45;;
let grad_circle gm xc yc r =
grad_arc gm xc yc r r 0 360;;
wait "Circle horizontal Yellow Blue";;
grad_circle (Arc_Horizontal (yellow, blue)) 300 300 100;;
wait "Circle Vertical Yellow Blue";;
grad_circle (Arc_Vertical (yellow, blue)) 300 300 100;;
wait "Circle Circular Yellow Blue";;
grad_circle (Arc_Circular (yellow, blue)) 300 300 100;;
wait "Big Circle gradient Yellow Blue";;
grad_circle (Arc_Circular (yellow, blue)) 300 300 450;;
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