public T LoadPrefab <T> (string prefabName) where T : TBase
{
// check if the profile already exists
PrefabProfile profile = null;
if (_profiles.TryGetValue(prefabName, out profile))
{
return(profile.Prefab.GetComponent <T>());
}
// attempt to load the prefab
GameObject prefab = (GameObject)Resources.Load("Prefabs/" + _prefabDirectory + "/" + prefabName);
if (prefab != null)
{
// check if the GameObject has the TBase, base-type component of specified type attached to it
T component = prefab.GetComponent <T>();
if (component != null)
{
profile = new PrefabProfile(typeof(T), prefab);
_profiles[prefabName] = profile;
Debug.Log("Loaded prefab of type: " + component.GetType().ToString());
return(component);
}
else
{
throw new Exception("Couldn't find " + typeof(TBase).ToString() + " component of explicit type '" + typeof(T).ToString() + "' attached to '" + prefabName + "'.");
}
}
// attempted to load a prefab that doesn't exist
throw new Exception("Unable to load prefab: " + prefabName);
}
public PrefabProfile GetPrefabProfileByName <T> (string prefabName) where T : TBase
{
// check if the profile already exists
PrefabProfile profile = null;
_profiles.TryGetValue(prefabName, out profile);
return(profile);
}
public void ReleasePrefab(string prefabName)
{
PrefabProfile profile = null;
if (_profiles.TryGetValue(prefabName, out profile))
{
_profiles.Remove(prefabName);
}
}
protected T Instantiate <T> (string prefabName, Transform spawnTransform) where T : TBase
{
PrefabProfile profile = null;
// attempt to get the prefab profile
if (!_profiles.TryGetValue(prefabName, out profile))
{
// load the prefab, and attempt again
LoadPrefab <T>(prefabName);
if (!_profiles.TryGetValue(prefabName, out profile))
{
// report the error, and return
Debug.LogError("Trying to instantiate " + typeof(T).ToString() + " with a prefab that doesn't exist: " + prefabName);
return(null);
}
}
return(Instantiate <T>(profile.Prefab, spawnTransform));
}