Method setCache

src/Savegame/BattleUnit.cpp:717–728

* Sets the unit's cache flag. * @param cache Pointer to cache surface to use, NULL to redraw from scratch. * @param part Unit part to cache. */

 * @param part Unit part to cache.
 */
void BattleUnit::setCache(Surface *cache, int part)
{
	if (cache == 0)
	{
		_cacheInvalid = true;
	}
	else
	{
		_cache[part] = cache;
		_cacheInvalid = false;
	}
}

/**
 * Check if the unit is still cached in the Map cache.