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path: root/src/statistics/test.c
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#include "gtk_statistics.h"
#include <math.h>


/**
 * Update view (add more points).
 */
static gboolean
update (GtkWidget *widget, GdkEvent *event, gpointer user_data)
{
  static unsigned int i = 600;
  struct GtkStatistics *statistics = user_data;

  gtk_statistics_update_value (GTK_STATISTICS (statistics),
			       "sin",
			       i,
			       (uint64_t) (500 * (1.0 + sin(i/100.0))));
  gtk_statistics_update_value (GTK_STATISTICS (statistics),
			       "cos",
			       i * 2,
			       (uint64_t) (i * (1.0 + cos(i/100.0))));
  i++;
  return FALSE;
}


int main (int argc, char ** argv)
{
  GtkWidget *window;
  GtkWidget *statistics;
  unsigned int i;

  gtk_init(&argc, &argv);
  window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
  gtk_window_set_title(GTK_WINDOW(window), "STATISTICS widget");
  gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
  gtk_window_set_default_size(GTK_WINDOW(window), 400, 200);
  g_signal_connect(G_OBJECT(window), "destroy", 
       G_CALLBACK(gtk_main_quit), NULL);
  statistics = gtk_statistics_new();
  gtk_statistics_add_line (GTK_STATISTICS (statistics),
			   "sin",
			   "sin",
			   "red");
  for (i=0;i<600;i++)
    gtk_statistics_update_value (GTK_STATISTICS (statistics),
				 "sin",
				 i,
				 (uint64_t) (500 * (1.0 + sin(i/100.0))));
  gtk_statistics_add_line (GTK_STATISTICS (statistics),
			   "cos",
			   "cos",
			   "blue");
  for (i=0;i<600;i++)
    gtk_statistics_update_value (GTK_STATISTICS (statistics),
				 "cos",
				 i * 2,
				 (uint64_t) (i * (1.0 + cos(i/100.0))));
  g_signal_connect (G_OBJECT(window), "motion-notify-event", G_CALLBACK (update), statistics);
  gtk_container_add(GTK_CONTAINER(window), statistics);
  gtk_widget_add_events (GTK_WIDGET (window), GDK_POINTER_MOTION_MASK);

  gtk_widget_show(statistics);
  gtk_widget_show_all(window);
  gtk_main();

  return 0;
}