Ejemplo n.º 1
0
/**************************************************************************//**
 * @brief Initializes the graphics stack.
 * @note This function will /hang/ if errors occur (usually
 *       caused by faulty displays.
 *****************************************************************************/
void GRAPHICS_Init(void)
{
  EMSTATUS status;

  /* Initialize the display module. */
  status = DISPLAY_Init();
  if (DISPLAY_EMSTATUS_OK != status)
    while (1)
      ;

  /* Initialize the DMD module for the DISPLAY device driver. */
  status = DMD_init(0);
  if (DMD_OK != status)
    while (1)
      ;

  status = GLIB_contextInit(&glibContext);
  if (GLIB_OK != status)
    while (1)
      ;

  glibContext.backgroundColor = White;
  glibContext.foregroundColor = Black;

  /* Use Narrow font */
  GLIB_setFont(&glibContext, (GLIB_Font_t *)&GLIB_FontNarrow6x8);
}
Ejemplo n.º 2
0
/**************************************************************************//**
 * @brief  Updates the digital clock.
 *
 *****************************************************************************/
void digitalClockUpdate(struct tm *time, bool redraw)
{ 
  char clockString[16];
  
  if (redraw)
  {
    GLIB_setFont(&gc, (GLIB_Font_t *)&GLIB_FontNumber16x20);   
    gc.backgroundColor = White;
    gc.foregroundColor = Black;
    GLIB_clear(&gc);  
  }     
  
  sprintf(clockString, "%02d:%02d:%02d", time->tm_hour, time->tm_min, time->tm_sec);
  GLIB_drawString(&gc, clockString, strlen(clockString), 1, 52, true);

  /* Update display */
  DMD_updateDisplay();
}