/usr/share/doc/libplplot12/examples/java/x31.java is in libplplot-java 5.10.0-0ubuntu5.
This file is owned by root:root, with mode 0o644.
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//
// set/get tester
//
// Copyright (C) 2008 Andrew Ross
// Copyright (C) 2008 Alan Irwin
//
// This file is part of PLplot.
//
// PLplot is free software; you can redistribute it and/or modify
// it under the terms of the GNU Library General 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.*;
import static plplot.core.plplotjavacConstants.*;
import java.text.*;
class x31 {
PLStream pls = new PLStream();
x31( String[] args )
{
double xmin[] = new double[1], xmax[] = new double[1];
double ymin[] = new double[1], ymax[] = new double[1];
double zxmin[] = new double[1], zxmax[] = new double[1];
double zymin[] = new double[1], zymax[] = new double[1];
double xmid, ymid;
double wx[] = new double[1], wy[] = new double[1];
double mar[] = new double[1], aspect[] = new double[1];
double jx[] = new double[1], jy[] = new double[1];
double ori[] = new double[1];
int win[] = new int[1], level2[] = new int[1];
int digmax[] = new int[1], digits[] = new int[1];
int compression1[] = new int[1], compression2[] = new int[1];
double xp0[] = new double[1], yp0[] = new double[1];
double xp1, yp1;
double xp2[] = new double[1], yp2[] = new double[1];
int xleng0[] = new int[1], yleng0[] = new int[1];
int xoff0[] = new int[1], yoff0[] = new int[1];
int xleng1, yleng1;
int xoff1, yoff1;
int xleng2[] = new int[1], yleng2[] = new int[1];
int xoff2[] = new int[1], yoff2[] = new int[1];
int fam0[] = new int[1], num0[] = new int[1], bmax0[] = new int[1];
int fam1, num1, bmax1;
int fam2[] = new int[1], num2[] = new int[1], bmax2[] = new int[1];
int r[] = new int[1], g[] = new int[1], b[] = new int[1];
double a[] = new double[1];
int r1[] = { 0, 255 };
int g1[] = { 255, 0 };
int b1[] = { 0, 0 };
double a1[] = { 1.0, 1.0 };
StringBuffer fnam = new StringBuffer( 256 );
int status;
// Create NumberFormat to format floating point numbers
// consistent with C printf
NumberFormat nf = NumberFormat.getInstance();
nf.setMaximumFractionDigits( 6 );
nf.setMinimumFractionDigits( 6 );
status = 0;
// Parse and process command line arguments
pls.parseopts( args, PL_PARSE_FULL | PL_PARSE_NOPROGRAM );
// Test setting / getting familying parameters before plinit.
// Save values set by plparseopts to be restored later.
pls.gfam( fam0, num0, bmax0 );
fam1 = 0;
num1 = 10;
bmax1 = 1000;
pls.sfam( fam1, num1, bmax1 );
// Retrieve the same values?
pls.gfam( fam2, num2, bmax2 );
System.out.println( "family parameters: fam, num, bmax = " +
fam2[0] + " " + num2[0] + " " + bmax2[0] );
if ( fam2[0] != fam1 || num2[0] != num1 || bmax2[0] != bmax1 )
{
System.err.println( "plgfam test failed" );
status = 1;
}
// Restore values set initially by plparseopts.
pls.sfam( fam0[0], num0[0], bmax0[0] );
// Test setting / getting page parameters before plinit.
// Save values set by plparseopts to be restored later.
pls.gpage( xp0, yp0, xleng0, yleng0, xoff0, yoff0 );
xp1 = 200.;
yp1 = 200.;
xleng1 = 400;
yleng1 = 200;
xoff1 = 10;
yoff1 = 20;
pls.spage( xp1, yp1, xleng1, yleng1, xoff1, yoff1 );
// Retrieve the same values?
pls.gpage( xp2, yp2, xleng2, yleng2, xoff2, yoff2 );
System.out.println( "page parameters: xp, yp, xleng, yleng, xoff, yoff = "
+ nf.format( xp2[0] ) + " " + nf.format( yp2[0] ) + " "
+ xleng2[0] + " " + yleng2[0] + " "
+ xoff2[0] + " " + yoff2[0] );
if ( xp2[0] != xp1 || yp2[0] != yp1 ||
xleng2[0] != xleng1 || yleng2[0] != yleng1 ||
xoff2[0] != xoff1 || yoff2[0] != yoff1 )
{
System.err.println( "plgpage test failed" );
status = 1;
}
// Restore values set initially by plparseopts.
pls.spage( xp0[0], yp0[0], xleng0[0], yleng0[0], xoff0[0], yoff0[0] );
// Test setting / getting compression parameter across plinit.
compression1[0] = 95;
pls.scompression( compression1[0] );
// Initialize plplot
pls.init();
// Test if device initialization screwed around with the preset
// compression parameter.
pls.gcompression( compression2 );
System.out.println( "Output various PLplot parameters" );
System.out.println( "compression parameter = " + compression2[0] );
if ( compression2[0] != compression1[0] )
{
System.err.println( "plgcompression test failed" );
status = 1;
}
// Exercise plscolor, plscol0, plscmap1, and plscmap1a to make sure
// they work without any obvious error messages.
pls.scolor( 1 );
pls.scol0( 1, 255, 0, 0 );
pls.scmap1( r1, g1, b1 );
pls.scmap1a( r1, g1, b1, a1 );
pls.glevel( level2 );
System.out.println( "level parameter = " + level2[0] );
if ( level2[0] != 1 )
{
System.err.println( "plglevel test failed." );
status = 1;
}
pls.adv( 0 );
pls.vpor( 0.01, 0.99, 0.02, 0.49 );
pls.gvpd( xmin, xmax, ymin, ymax );
System.out.println( "plvpor: xmin, xmax, ymin, ymax = " + nf.format( xmin[0] ) + " " + nf.format( xmax[0] ) + " " + nf.format( ymin[0] ) + " " + nf.format( ymax[0] ) );
if ( xmin[0] != 0.01 || xmax[0] != 0.99 || ymin[0] != 0.02 || ymax[0] != 0.49 )
{
System.err.println( "plgvpd test failed" );
status = 1;
}
xmid = 0.5 * ( xmin[0] + xmax[0] );
ymid = 0.5 * ( ymin[0] + ymax[0] );
pls.wind( 0.2, 0.3, 0.4, 0.5 );
pls.gvpw( xmin, xmax, ymin, ymax );
System.out.println( "plwind: xmin, xmax, ymin, ymax = " + nf.format( xmin[0] ) + " " + nf.format( xmax[0] ) + " " + nf.format( ymin[0] ) + " " + nf.format( ymax[0] ) );
if ( xmin[0] != 0.2 || xmax[0] != 0.3 || ymin[0] != 0.4 || ymax[0] != 0.5 )
{
System.err.println( "plgvpw test failed" );
status = 1;
}
// Get world coordinates for middle of viewport
pls.calc_world( xmid, ymid, wx, wy, win );
System.out.println( "world parameters: wx, wy, win = " + nf.format( wx[0] ) + " " + nf.format( wy[0] ) + " " + win[0] );
if ( Math.abs( wx[0] - 0.5 * ( xmin[0] + xmax[0] ) ) > 1.0E-5 || Math.abs( wy[0] - 0.5 * ( ymin[0] + ymax[0] ) ) > 1.0E-5 )
{
System.err.println( "plcalc_world test failed" );
status = 1;
}
// Retrieve and print the name of the output file (if any).
// This goes to stderr not stdout since it will vary between tests and
// we want stdout to be identical for compare test.
pls.gfnam( fnam );
if ( fnam.length() == 0 )
{
System.out.println( "No output file name is set" );
}
else
{
System.out.println( "Output file name read" );
}
System.err.println( "Output file name is " + fnam );
// Set and get the number of digits used to display axis labels
// Note digits is currently ignored in pls[xyz]ax and
// therefore it does not make sense to test the returned
// value
pls.sxax( 3, 0 );
pls.gxax( digmax, digits );
System.out.println( "x axis parameters: digmax, digits = " + digmax[0] + " " + digits[0] );
if ( digmax[0] != 3 )
{
System.err.println( "plgxax test failed" );
status = 1;
}
pls.syax( 4, 0 );
pls.gyax( digmax, digits );
System.out.println( "y axis parameters: digmax, digits = " + digmax[0] + " " + digits[0] );
if ( digmax[0] != 4 )
{
System.err.println( "plgyax test failed" );
status = 1;
}
pls.szax( 5, 0 );
pls.gzax( digmax, digits );
System.out.println( "z axis parameters: digmax, digits = " + digmax[0] + " " + digits[0] );
if ( digmax[0] != 5 )
{
System.err.println( "plgzax test failed" );
status = 1;
}
pls.sdidev( 0.05, PL_NOTSET, 0.1, 0.2 );
pls.gdidev( mar, aspect, jx, jy );
System.out.println( "device-space window parameters: mar, aspect, jx, jy = " + nf.format( mar[0] ) + " " + nf.format( aspect[0] ) + " " + nf.format( jx[0] ) + " " + nf.format( jy[0] ) );
if ( mar[0] != 0.05 || jx[0] != 0.1 || jy[0] != 0.2 )
{
System.err.println( "plgdidev test failed" );
status = 1;
}
pls.sdiori( 1.0 );
pls.gdiori( ori );
System.out.println( "ori parameter = " + nf.format( ori[0] ) );
if ( ori[0] != 1.0 )
{
System.err.println( "plgdiori test failed" );
status = 1;
}
pls.sdiplt( 0.1, 0.2, 0.9, 0.8 );
pls.gdiplt( xmin, ymin, xmax, ymax );
System.out.println( "plot-space window parameters: xmin, ymin, xmax, ymax = " + nf.format( xmin[0] ) + " " + nf.format( ymin[0] ) + " " + nf.format( xmax[0] ) + " " + nf.format( ymax[0] ) );
if ( xmin[0] != 0.1 || xmax[0] != 0.9 || ymin[0] != 0.2 || ymax[0] != 0.8 )
{
System.err.println( "plgdiplt test failed" );
status = 1;
}
pls.sdiplz( 0.1, 0.1, 0.9, 0.9 );
pls.gdiplt( zxmin, zymin, zxmax, zymax );
System.out.println( "zoomed plot-space window parameters: xmin, ymin, xmax, ymax = " + nf.format( zxmin[0] ) + " " + nf.format( zymin[0] ) + " " + nf.format( zxmax[0] ) + " " + nf.format( zymax[0] ) );
if ( Math.abs( zxmin[0] - ( xmin[0] + ( xmax[0] - xmin[0] ) * 0.1 ) ) > 1.0E-5 ||
Math.abs( zxmax[0] - ( xmin[0] + ( xmax[0] - xmin[0] ) * 0.9 ) ) > 1.0E-5 ||
Math.abs( zymin[0] - ( ymin[0] + ( ymax[0] - ymin[0] ) * 0.1 ) ) > 1.0E-5 ||
Math.abs( zymax[0] - ( ymin[0] + ( ymax[0] - ymin[0] ) * 0.9 ) ) > 1.0E-5 )
{
System.err.println( "plsdiplz test failed" );
status = 1;
}
pls.scolbg( 10, 20, 30 );
pls.gcolbg( r, g, b );
System.out.println( "background colour parameters: r, g, b = " + r[0] + " " + g[0] + " " + b[0] );
if ( r[0] != 10 || g[0] != 20 || b[0] != 30 )
{
System.err.println( "plgcolbg test failed" );
status = 1;
}
pls.scolbga( 20, 30, 40, 0.5 );
pls.gcolbga( r, g, b, a );
System.out.println( "background/transparency colour parameters: r, g, b, a = " + r[0] + " " + g[0] + " " + b[0] + " " + nf.format( a[0] ) );
if ( r[0] != 20 || g[0] != 30 || b[0] != 40 || a[0] != 0.5 )
{
System.err.println( "plgcolbga test failed" );
status = 1;
}
pls.end();
System.exit( status );
}
public static void main( String[] args )
{
new x31( args );
}
};
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