public static EmfPlusRegionNodeData GetNodeData(MetafileReader reader, RegionNodeDataType type)
{
EmfPlusRegionNodeData data;
switch (type)
{
case RegionNodeDataType.Rect:
data = new EmfPlusRegionNodeRect(reader);
break;
case RegionNodeDataType.Path:
data = new EmfPlusRegionNodePath(reader);
break;
case RegionNodeDataType.Empty:
data = null;
break;
case RegionNodeDataType.Infinite:
data = null;
break;
case RegionNodeDataType.And:
case RegionNodeDataType.Or:
case RegionNodeDataType.Xor:
case RegionNodeDataType.Exclude:
case RegionNodeDataType.Complement:
data = new EmfPlusRegionNodeChildNodes(reader, type);
break;
default:
throw new InvalidOperationException($"Unknown region node type 0x{type:X8}");
}
return(data);
}
public EmfPlusRegionNodeChildNodes(MetafileReader reader, RegionNodeDataType type) : base(type)
{
LeftNode = new EmfPlusRegionNode(reader);
RightNode = new EmfPlusRegionNode(reader);
}
public EmfPlusRegionNodeData(RegionNodeDataType type)
{
Type = type;
}
