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/* PSPP - a program for statistical analysis.
Copyright (C) 2015 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <stdlib.h>
#include <stdio.h>
#include "math/chart-geometry.h"
#include "libpspp/compiler.h"
struct range {
double lower;
double interval;
int nticks;
};
struct range tv[] = {
{ 1000.0, 10.0, 10},
{ 10000.0, 10.0, 10},
{ 100000.0, 10.0, 10},
{ 1000000.0, 10.0, 10},
{ 10000000.0, 10.0, 10},
{ 100000000.0, 10.0, 10},
{ 0.1, 0.01, 10},
{ 0.01, 0.001, 10},
{ 0.001, 0.0001, 10},
{ 0.0001, 0.00001, 10},
{ 0.00001, 0.0000001, 10},
{ 0.0000001, 0.00000001, 10},
{ -5.0, 1.0, 10},
{ -5.0, 0.5, 10},
{ -5.0, 0.2, 9},
{ -5.0, 2.0, 10},
{ -0.5, 0.1, 9},
{ 0.975E9, 0.005E9, 9},
{ 0.970E9, 0.01E9, 9},
{ -4E7, 1E7, 9},
{ -3E7, 0.5E7, 9},
{ 1.001E-95, 0.0002E-95, 10},
{ 1.001E98, 0.0002E98, 10},
{ 5984, 0.00001, 10},
{ 3E33, 1E-22, 10},
{ 3E33, 1000, 10},
{ 0.1, 2E-42, 10},
{ 0.0, 0.0, -1}
};
int
main (int argc UNUSED, char **argv UNUSED)
{
char *fs;
double scale;
int i = 0;
double lower, interval;
int nticks;
for(i=0;tv[i].nticks > 0;i++)
{
lower = tv[i].lower;
interval = tv[i].interval;
nticks = tv[i].nticks;
fs = chart_get_ticks_format (lower, interval, nticks, &scale);
printf("lower: %lg, interval: %lg, nticks: %d, fs: %s, scale: %lg, ex: ",
lower, interval, nticks, fs, scale);
printf(fs,(lower + 3 * interval)*scale);
printf(", ex 2: ");
printf(fs,(lower + 4 * interval)*scale);
printf("\n");
free(fs);
}
return 0;
}
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