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/*
*
* Copyright (c) 2018, Jue Ruan <ruanjue@gmail.com>
*
*
* 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/>.
*/
#ifndef __TEXT_PLOT_RJ_H
#define __TEXT_PLOT_RJ_H
#include "list.h"
static inline char* barplot_txt_u4_simple(u4i w, u4i h, u4i *vals, u4i size, u4i max_val){
char *g;
double hdiv;
u4i wdiv;
u4i i, j, x, y;
g = malloc((w + 1) * h + 1);
memset(g, ' ', (w + 1) * h);
for(i=1;i<=h;i++){
g[(w + 1) * i - 1] = '\n';
}
g[(w + 1) * h] = 0;
if(max_val == 0){
max_val = 1;
for(i=0;i<size;i++){
if(vals[i] > max_val) max_val = vals[i];
}
}
hdiv = 1.0 * max_val / h;
wdiv = size / w;
if(wdiv == 0) wdiv = 1;
for(i=x=0;i<size;i+=wdiv,x++){
y = UInt(vals[i] / hdiv);
if(y == 0 && vals[i]) y = 1;
if(y > h) y = h;
for(j=1;j<=y;j++){
g[(h - j) * (w + 1) + x] = '|';
}
}
return g;
}
static inline char* barplot_txt_u8_simple(u4i w, u4i h, u8i *vals, u4i size, u8i max_val){
char *g;
double hdiv;
u8i wdiv;
u4i i, j, x, y;
g = malloc((w + 1) * h + 1);
memset(g, ' ', (w + 1) * h);
for(i=1;i<=h;i++){
g[(w + 1) * i - 1] = '\n';
}
g[(w + 1) * h] = 0;
if(max_val == 0){
max_val = 1;
for(i=0;i<size;i++){
if(vals[i] > max_val) max_val = vals[i];
}
}
hdiv = 1.0 * max_val / h;
wdiv = size / w;
if(wdiv == 0) wdiv = 1;
for(i=x=0;i<size;i+=wdiv,x++){
y = UInt(vals[i] / hdiv);
if(y == 0 && vals[i]) y = 1;
if(y > h) y = h;
for(j=1;j<=y;j++){
g[(h - j) * (w + 1) + x] = '|';
}
}
return g;
}
#endif
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