Exemplos de u8g_pb8h8_SetPixel em C++ (Cpp)

Exemplo n.º 1

Arquivo: u8g_pb8h8.c Projeto: agneevguin/martink

uint8_t u8g_dev_pb8h8_base_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
{
	(void)u8g; 
  u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
  switch(msg)
  {
    case U8G_DEV_MSG_SET_8PIXEL:
      if ( u8g_pb_Is8PixelVisible(pb, (u8g_dev_arg_pixel_t *)arg) )
        u8g_pb8h8_Set8Pixel(pb, (u8g_dev_arg_pixel_t *)arg);
      break;
    case U8G_DEV_MSG_SET_PIXEL:
      u8g_pb8h8_SetPixel(pb, (u8g_dev_arg_pixel_t *)arg);
      break;
    case U8G_DEV_MSG_INIT:
      break;
    case U8G_DEV_MSG_STOP:
      break;
    case U8G_DEV_MSG_PAGE_FIRST:
      u8g_pb8h8_Clear(pb);
      u8g_page_First(&(pb->p));
      break;
    case U8G_DEV_MSG_PAGE_NEXT:
      if ( u8g_page_Next(&(pb->p)) == 0 )
        return 0;
      u8g_pb8h8_Clear(pb);
      break;
#ifdef U8G_DEV_MSG_IS_BBX_INTERSECTION
    case U8G_DEV_MSG_IS_BBX_INTERSECTION:
      return u8g_pb_IsIntersection(pb, (u8g_dev_arg_bbx_t *)arg);
#endif
    case U8G_DEV_MSG_GET_PAGE_BOX:
      u8g_pb_GetPageBox(pb, (u8g_box_t *)arg);
      break;
    case U8G_DEV_MSG_GET_WIDTH:
      *((u8g_uint_t *)arg) = pb->width;
      break;
    case U8G_DEV_MSG_GET_HEIGHT:
      *((u8g_uint_t *)arg) = pb->p.total_height;
      break;
    case U8G_DEV_MSG_SET_COLOR_ENTRY:
      break;
    case U8G_DEV_MSG_SET_XY_CB:
      break;
    case U8G_DEV_MSG_GET_MODE:
      return U8G_MODE_R3G3B2;
  }
  return 1;
}

Exemplo n.º 2

Arquivo: u8g_pb8h8.c Projeto: robert-budde/LandLord

void u8g_pb8h8_Set8Pixel(u8g_pb_t *b, u8g_dev_arg_pixel_t *arg_pixel)
{
  register uint8_t pixel = arg_pixel->pixel;
  u8g_uint_t dx = 0;
  u8g_uint_t dy = 0;
  
  switch( arg_pixel->dir )
  {
    case 0: dx++; break;
    case 1: dy++; break;
    case 2: dx--; break;
    case 3: dy--; break;
  }
  
  do
  {
    if ( pixel & 128 )
      u8g_pb8h8_SetPixel(b, arg_pixel);
    arg_pixel->x += dx;
    arg_pixel->y += dy;
    pixel <<= 1;
  } while( pixel != 0  );  
}