// $Id: x25.java 7852 2007-09-09 19:11:33Z airwin $
//  
//  Test program for filling polygons and proper clipping
//
//  Copyright (C) 2005 Arjen Markus
//            (C) 2006 Andrew Ross
//
//
//  This file is part of PLplot.
//
//  PLplot is free software; you can redistribute it and/or modify
//  it under the terms of the GNU General Library Public License as published
//  by the Free Software Foundation; either version 2 of the License, or
//  (at your option) any later version.
//
//  PLplot is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU Library General Public License for more details.
//
//  You should have received a copy of the GNU Library General Public License
//  along with PLplot; if not, write to the Free Software
//  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

package plplot.examples;

import plplot.core.*;

class x25 {

    PLStream pls = new PLStream();


    public x25(String[] args) {
	int i;
	int j;
	double[][] xextreme = new double[10][2];
	double[][] yextreme = new double[10][2];
	double[] x0 = new double[1]; 
	double[] y0 = new double[1];

	/* Parse and process command line arguments */

	pls.parseopts(args, PLStream.PL_PARSE_FULL | PLStream.PL_PARSE_NOPROGRAM);

	/* Initialize plplot */

	pls.ssub(3,3);
	pls.init();

	xextreme[0][0] = -120.0 ; xextreme[0][1] =  120.0 ; yextreme[0][0] = -120.0 ; yextreme[0][1] =  120.0 ;
	xextreme[1][0] = -120.0 ; xextreme[1][1] =  120.0 ; yextreme[1][0] =   20.0 ; yextreme[1][1] =  120.0 ;
	xextreme[2][0] = -120.0 ; xextreme[2][1] =  120.0 ; yextreme[2][0] =  -20.0 ; yextreme[2][1] =  120.0 ;
	xextreme[3][0] =  -80.0 ; xextreme[3][1] =   80.0 ; yextreme[3][0] =  -20.0 ; yextreme[3][1] =  120.0 ;
	xextreme[4][0] = -220.0 ; xextreme[4][1] = -120.0 ; yextreme[4][0] = -120.0 ; yextreme[4][1] =  120.0 ;
	xextreme[5][0] =  -20.0 ; xextreme[5][1] =   20.0 ; yextreme[5][0] = -120.0 ; yextreme[5][1] =  120.0 ;
	xextreme[6][0] =  -20.0 ; xextreme[6][1] =   20.0 ; yextreme[6][0] =  -20.0 ; yextreme[6][1] =   20.0 ;
	xextreme[7][0] =  -80.0 ; xextreme[7][1] =   80.0 ; yextreme[7][0] =  -80.0 ; yextreme[7][1] =   80.0 ;
	xextreme[8][0] =   20.0 ; xextreme[8][1] =  120.0 ; yextreme[8][0] = -120.0 ; yextreme[8][1] =  120.0 ;

	for ( j = 0; j < 4; j ++ ) {
	    if ( j == 0 ) {
	        /* Polygon 1: a diamond */
	        x0 = new double[4];
	        y0 = new double[4];
	        x0[0] =    0 ; y0[0] = -100;
	        x0[1] = -100 ; y0[1] =    0;
       	        x0[2] =    0 ; y0[2] =  100;
	        x0[3] =  100 ; y0[3] =    0;
	    }
	    if ( j == 1 ) {
		/* Polygon 1: a diamond - reverse direction */
	        x0 = new double[4];
	        y0 = new double[4];
		x0[3] =    0 ; y0[3] = -100;
		x0[2] = -100 ; y0[2] =    0;
		x0[1] =    0 ; y0[1] =  100;
		x0[0] =  100 ; y0[0] =    0;
	    }
	    if ( j == 2 ) {
		/* Polygon 2: a square with punctures */
	        x0 = new double[10];
	        y0 = new double[10];
		x0[0] = -100 ; y0[0] = -100;
		x0[1] = -100 ; y0[1] =  -80;
		x0[2] =   80 ; y0[2] =    0;
		x0[3] = -100 ; y0[3] =   80;
		x0[4] = -100 ; y0[4] =  100;
		x0[5] =  -80 ; y0[5] =  100;
		x0[6] =    0 ; y0[6] =   80;
		x0[7] =   80 ; y0[7] =  100;
		x0[8] =  100 ; y0[8] =  100;
		x0[9] =  100 ; y0[9] = -100;
	    }
	    if ( j == 3 ) {
		/* Polygon 2: a square with punctures - reversed direction */
	        x0 = new double[10];
	        y0 = new double[10];
		x0[9] = -100 ; y0[9] = -100;
		x0[8] = -100 ; y0[8] =  -80;
		x0[7] =   80 ; y0[7] =    0;
		x0[6] = -100 ; y0[6] =   80;
		x0[5] = -100 ; y0[5] =  100;
		x0[4] =  -80 ; y0[4] =  100;
		x0[3] =    0 ; y0[3] =   80;
		x0[2] =   80 ; y0[2] =  100;
		x0[1] =  100 ; y0[1] =  100;
		x0[0] =  100 ; y0[0] = -100;
	    }

	    for ( i = 0; i < 9 ; i ++ ) {
		pls.adv(0);
		pls.vsta();
		pls.wind(xextreme[i][0], xextreme[i][1], yextreme[i][0], yextreme[i][1]);

		pls.col0(2) ;
		pls.box("bc", 1.0, 0, "bcnv", 10.0, 0);
		pls.col0(1) ;
		pls.psty(0) ;
		pls.fill(x0,y0) ;
		pls.col0(2) ;
		pls.lsty(1) ;
		pls.line(x0,y0) ;
	    }
	}

	pls.end();

    }

    public static void main( String[] args ) {
        new x25( args );
    }
}