snprintf(address, sizeof(address), "0x%08X", HEAP_START_ADDRESS);
get_text_size(nedsim, address, &text_x_size, &text_y_size);
local_y_offset = ((HEAP_LABEL_HEIGHT * nedsim->cell_size) - text_y_size) / 2;
snprintf(address, sizeof(address), "0x%08X", HEAP_START_ADDRESS);
get_text_size(nedsim, address, &text_x_size, &text_y_size);
local_y_offset = ((HEAP_LABEL_HEIGHT * nedsim->cell_size) - text_y_size) / 2;