#include <stdio.h>
#include <string.h>

#define X_SIZE 40
#define LINE_BUF 128
#define PANE_BUF 8194

void draw_graph(char buf[PANE_BUF], int *datapoints, int i);
  ///_|> descry: Given datapoints and the number of datapoints, graph them. Push
  /// datapoints left offscreen if they cannot all be displayed.
  ///_|> buf: buffer to write output to.
  ///_|> datapoints: array of datapoints
  ///_|> i: last datapoint index
  ///_|> returning: void

void draw_cores(int cpu_cores, int cpu_max_freq, int pipe);
  ///_|> descry: draws the cores pane for main
  ///_|> cpu_cores: number of cpu cores
  ///_|> cpu_max_freq: max frequency of the cpu
  ///_|> pipe: pipe to write data to
  ///_|> returning: void

void draw_cpu_title(char buf[PANE_BUF], float cpu_util_percent);
  ///_|> descry: draws title for cpu graph
  ///_|> buf: buffer to write output to.
  ///_|> cpu_util_percent: the percent of cpu being utilized
  ///_|> returning: void

void draw_mem_title(char buf[PANE_BUF], float mem_used, float mem_total);
  ///_|> descry: draws title for cpu graph
  ///_|> buf: buffer to write output to.
  ///_|> cpu_util_percent: the percent of cpu being utilized
  ///_|> returning: void

void draw_reset(int samples, int tdelay);
  ///_|> descry: draws title for function and resets screen
  ///_|> samples: number of samples to show
  ///_|> tdelay: period to show
  ///_|> returning: void

double min(double a, double b);
  ///_|> descry: takes min of a and b
  ///_|> a: some number
  ///_|> b: some number
  ///_|> returning: min of a and b