81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
/***********************************************************************/
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/* */
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/* Objective Caml */
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/* */
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/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
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/* */
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/* Copyright 1996 Institut National de Recherche en Informatique et */
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/* en Automatique. All rights reserved. This file is distributed */
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/* under the terms of the GNU Library General Public License. */
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/* */
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/***********************************************************************/
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/* $Id$ */
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#include "libgraph.h"
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#include <memory.h>
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value gr_fill_rect(value vx, value vy, value vw, value vh)
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{
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int x = Int_val(vx);
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int y = Int_val(vy);
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int w = Int_val(vw);
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int h = Int_val(vh);
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gr_check_open();
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XFillRectangle(grdisplay, grwindow.win, grwindow.gc,
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x, Wcvt(y) - h + 1, w, h);
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XFillRectangle(grdisplay, grbstore.win, grbstore.gc,
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x, Bcvt(y) - h + 1, w, h);
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XFlush(grdisplay);
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return Val_unit;
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}
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value gr_fill_poly(value array)
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{
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XPoint * points;
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int npoints, i;
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gr_check_open();
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npoints = Wosize_val(array);
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points = (XPoint *) stat_alloc(npoints * sizeof(XPoint));
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for (i = 0; i < npoints; i++) {
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points[i].x = Int_val(Field(Field(array, i), 0));
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points[i].y = Wcvt(Int_val(Field(Field(array, i), 1)));
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}
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XFillPolygon(grdisplay, grwindow.win, grwindow.gc, points,
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npoints, Complex, CoordModeOrigin);
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for (i = 0; i < npoints; i++) {
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points[i].y = WtoB(points[i].y);
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}
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XFillPolygon(grdisplay, grbstore.win, grbstore.gc, points,
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npoints, Complex, CoordModeOrigin);
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XFlush(grdisplay);
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stat_free((char *) points);
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return Val_unit;
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}
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value gr_fill_arc_nat(value vx, value vy, value vrx, value vry, value va1, value va2)
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{
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int x = Int_val(vx);
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int y = Int_val(vy);
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int rx = Int_val(vrx);
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int ry = Int_val(vry);
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int a1 = Int_val(va1);
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int a2 = Int_val(va2);
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gr_check_open();
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XFillArc(grdisplay, grwindow.win, grwindow.gc,
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x - rx, Wcvt(y) - ry, rx * 2, ry * 2, a1 * 64, (a2 - a1) * 64);
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XFillArc(grdisplay, grbstore.win, grbstore.gc,
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x - rx, Bcvt(y) - ry, rx * 2, ry * 2, a1 * 64, (a2 - a1) * 64);
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XFlush(grdisplay);
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return Val_unit;
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}
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value gr_fill_arc(value *argv, int argc)
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{
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return gr_fill_arc_nat(argv[0], argv[1], argv[2], argv[3], argv[4], argv[5]);
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}
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