class in UnityEditor.Experimental.GraphView
/
继承自：Experimental.GraphView.GraphView.Layer
The GraphView layer for placemats.
Note: this layer is always the bottom-most GraphView layer.
| PlacematsLayer | The layer index for placing a PlacematContainer in a GraphView. |
| Placemats | The enumeration of the placemats in this PlacematContainer. |
| PlacematContainer | 构造函数。 |
| CreatePlacemat | Creates and initializes a new placemat in this PlacematContainer. |
| GetPortCenterOverride | Gets another location for a specific port and checks if the port has an overridden position. |
| GetTopZOrder | Retrieves the ZOrder value greater than the top-most placemat. For example, if the top-most placemat has a ZOrder value of 10, this method returns 11. |
| HideCollapsedEdges | Hides the edges that are hidden because of collapsed placemats. |
| RemoveAllPlacemats | Removes the placemats in this PlacematContainer. |
| UpdateElementsOrder | Updates the list of collapsed elements. This method is not meant to be called. |