Functions for generating vertical graphs

graph.cc

@@ -0,0 +1,36 @@
+#include <string>
+#include <cstring>
+
+#include "graph.h"
+
+char * getGraphByPrecentage(unsigned value, unsigned len) {
+   unsigned step = 0;
+   char * bars = new char[len + 1];
+
+   unsigned barCount = (float(value) / 100 * len);
+
+   for(step; step < barCount; step++)
+      bars[step] = '|';
+   for(step; step < len; step++)
+      bars[step] = ' ';
+   bars[len]='\0';
+
+   return bars;
+}
+
+
+char * getGraphByValue(unsigned value, unsigned max, unsigned len) {
+   unsigned step = 0;
+   char * bars = new char[len + 1];
+
+   unsigned barCount = (float(value) / float(max) * len);
+
+   for(step; step < barCount; step++)
+      bars[step] = '|';
+   for(step; step < len; step++)
+      bars[step] = ' ';
+   bars[len]='\0';
+
+   return bars;
+}
+

graph.h

@@ -0,0 +1,7 @@
+#ifndef GRAPH_H_
+#define GRAPH_H_
+
+char * getGraphByPrecentage(unsigned, unsigned len = 10);
+char * getGraphByValue(unsigned, unsigned, unsigned len = 10);
+
+#endif