This function demonstrates the usage of GUI_DrawGraph function, to randomly plot data generated using random number generator function rand()

emWin_test_draw_graph.c

void test_draw_graph( void )
{
  int x[LCD_GetXSize()];
  int i;
  GUI_Clear();
  GUI_SetColor(GUI_RED);
  for (i = 0; i < GUI_COUNTOF(x); i++)
  {
    x[i] = rand() % LCD_GetYSize()/2;
  }
  GUI_DrawGraph(x, GUI_COUNTOF(x), 0, 0 );
}