public S_SnapToObject()
{
if (m_prefabs != null && m_prefabs.Length == 1)
{
m_prefabs[0] = new S_SnapToObjectPrefab();
}
}
private void CreatePrefabPreview(S_SnapToObjectPrefab p_prefab)
{
if (p_prefab.m_currentInstance != null)
{
Debug.LogWarning("S_SnapToObject: CreatePrefabPreview: there was already an instance of this prefab '" + p_prefab.m_currentInstance.name + "'! Old instance will be destroyed...");
Destroy(p_prefab.m_currentInstance);
}
if (p_prefab.PrefabResourcePath != null)
{
Object resource = Resources.Load(p_prefab.PrefabResourcePath);
if (resource != null)
{
p_prefab.m_currentInstance = (GameObject)Instantiate(resource);
p_prefab.m_currentInstance.transform.parent = PreviewRoot;
p_prefab.m_currentInstance.transform.localPosition = Vector3.zero;
p_prefab.m_currentInstance.transform.localScale = Vector3.one;
// disable colliders if allowed, they could block mouse events otherwise
if (p_prefab.IsCollidersDisabledInPreview)
{
Collider[] colliders = p_prefab.m_currentInstance.GetComponentsInChildren <Collider>();
for (int i = 0; i < colliders.Length; i++)
{
colliders[i].enabled = false;
}
}
// scale down prefab for zoom out animation
p_prefab.m_currentInstance.transform.localScale = MIN_SCALE;
// add preview handling script
p_prefab.m_currentInstancePreviewScript = p_prefab.m_currentInstance.AddComponent <S_SnapToObjectPreview>();
p_prefab.m_currentInstancePreviewScript.Init(m_isDrawUI, PREVIEW_RELATIVE_SCREEN_CLICK_AREA, () =>
{
PlacePrefabInternal(p_prefab);
}, m_uiMaterialLine, m_uiMaterialFill);
// notify listeners
if (OnGlobalPreviewObjectInstantiated != null)
{
OnGlobalPreviewObjectInstantiated(this, new S_SnapToObjectEventArgs(this, p_prefab.m_currentInstance));
}
if (OnPreviewObjectInstantiated != null)
{
OnPreviewObjectInstantiated(this, new S_SnapToObjectEventArgs(this, p_prefab.m_currentInstance));
}
}
else
{
Debug.LogError("S_SnapToObject: CreatePrefabPreview: could not find prefab in resources at '" + p_prefab.PrefabResourcePath + "'!");
}
}
else
{
Debug.LogError("S_SnapToObject: CreatePrefabPreview: no prefab assigned!");
}
}
public void PlacePrefab(S_SnapToObjectPrefab p_prefab)
{
// instantly close selection
if (m_isSelectionOpen)
{
DestroyAllPreviews();
if (s_openSelection == this)
{
s_openSelection = null;
}
m_isSelectionOpen = false;
m_animState = EAnimationState.IDLE;
m_zoomAnimationTime = -1f;
}
// create game object
Object resource = Resources.Load(p_prefab.PrefabResourcePath);
if (resource != null)
{
GameObject go = (GameObject)Instantiate(resource);
if (m_isSetNameToResourcePath)
{
go.name = p_prefab.PrefabResourcePath;
}
go.transform.localRotation = transform.rotation;
go.transform.Rotate(p_prefab.LocalEulerRotation);
go.transform.localScale = Vector3.Scale(p_prefab.LocalScale, transform.lossyScale);
go.transform.position = transform.position + go.transform.TransformPoint(p_prefab.LocalPosition);
IncSnapCounter();
// notify event listeners
if (OnGlobalAfterObjectSnapped != null)
{
OnGlobalAfterObjectSnapped(this, new S_SnapToObjectEventArgs(this, go));
}
if (OnAfterObjectSnapped != null)
{
OnAfterObjectSnapped(this, new S_SnapToObjectEventArgs(this, go));
}
}
else
{
Debug.LogError("S_SnapToObject: PlacePrefabInternal: could not find prefab in resources at '" + p_prefab.PrefabResourcePath + "'!");
}
}
private void PlacePrefabInternal(S_SnapToObjectPrefab p_prefab)
{
S_SnapToObjectBeforePlacementEventArgs beforePlacementArgs = new S_SnapToObjectBeforePlacementEventArgs(this, p_prefab);
if (OnGlobalBeforeObjectSnapped != null)
{
OnGlobalBeforeObjectSnapped(this, beforePlacementArgs);
}
if (OnBeforeObjectSnapped != null)
{
OnBeforeObjectSnapped(this, beforePlacementArgs);
}
// if prefab placement is delayed, then the entity, which has changed beforePlacementArgs.IsDelayedPlacePrefab to true
// is responsible for calling PlacePrefab later. This might be needed if further popups or UI is shown before placement.
if (!beforePlacementArgs.IsDelayedPlacePrefab)
{
PlacePrefab(p_prefab);
}
}
public S_SnapToObjectBeforePlacementEventArgs(S_SnapToObject p_source, S_SnapToObjectPrefab p_snapPrefab)
{
m_source = p_source;
m_snapPrefab = p_snapPrefab;
}