public static void DrawNodePreview(System.Type nodeType, NodeDataAttribute nodeData, params NodeHandleAttribute[] nodeHandles)
{
InitiateNodeStyles();
Rect nodeRect = new Rect(new Vector2(16f, 16f), nodeData.nodeSize + new Vector2(nodeHandleWidth * 2f, 0f));
GUILayout.BeginArea(nodeRect);
// Draw Background
Color oldColor = GUI.backgroundColor;
GUI.backgroundColor = nodeData.nodeColor;
GUILayout.BeginArea(new Rect(nodeHandleWidth, 0f, nodeRect.width - nodeHandleWidth * 2f, nodeRect.height), nodeBGStyle);
GUI.backgroundColor = oldColor;
// Draw Header
Rect headerRect = new Rect(0f, 0f, nodeRect.width - nodeHandleWidth * 2f, 22f);
GUI.Label(headerRect, new GUIContent(nodeData.nodeName, nodeData.nodeDescription), nodeHeaderStyle);
// Draw Node Editor GUI
GUILayout.BeginArea(new Rect(8f, 32f, nodeData.nodeSize.x - 16f, nodeData.nodeSize.y - 48f));
if (nodeType != null)
{
DialogCanvas tempCanvas = DialogCanvas.CreateCanvas <DialogCanvas>();
Node tempNode = Node.CreateNode(nodeType, Vector2.zero);
tempCanvas.nodes.Add(tempNode);
Editor editor = Editor.CreateEditor(tempNode);
NodeInspector nodeEditor = editor as NodeInspector;
if (nodeEditor != null)
{
nodeEditor.OnDrawNodeGUI(new Rect(0f, 0f, nodeData.nodeSize.x - 16f, nodeData.nodeSize.y - 48f), tempCanvas);
}
else
{
editor.OnInspectorGUI();
}
DestroyImmediate(editor);
DestroyImmediate(tempNode);
DestroyImmediate(tempCanvas);
}
else
{
GUI.Label(new Rect(0f, 0f, nodeData.nodeSize.x - 16f, nodeData.nodeSize.y - 48f), "No GUI given", nodeHeaderStyle);
}
GUILayout.EndArea();
GUILayout.EndArea();
// Draw Handles
DrawHandles(nodeHandles, Northwind.Essentials.VectorMath.Step(nodeData.nodeSize, 16f), ConnectionType.Input);
DrawHandles(nodeHandles, Northwind.Essentials.VectorMath.Step(nodeData.nodeSize, 16f), ConnectionType.Output);
GUILayout.EndArea();
}
/// <summary>
/// Initiates the Node with a given position
/// </summary>
/// <param name="pos">The position this node should start at</param>
public void InitiateNode(Vector2 pos)
{
position = pos;
object[] attributes = this.GetType().GetCustomAttributes(false);
NodeDataAttribute nodeData = new NodeDataAttribute("", "", 0f, 0f);
foreach (object attribute in attributes)
{
if (attribute.GetType() == typeof(NodeDataAttribute))
{
nodeData = attribute as NodeDataAttribute;
}
}
size = nodeData.nodeSize;
}
private void OnEnable()
{
this.titleContent = new GUIContent("Node Previewer");
object[] attributes = previewNodeType.GetCustomAttributes(false);
NodeDataAttribute nodeData = new NodeDataAttribute("", "", 0f, 0f);
foreach (object attribute in attributes)
{
if (attribute.GetType() == typeof(NodeDataAttribute))
{
nodeData = attribute as NodeDataAttribute;
}
}
previewNodeData = nodeData;
this.maxSize = this.minSize = new Vector2(nodeData.nodeSize.x + 64f, nodeData.nodeSize.y + 32f);
}
/// <summary>
/// Collects all Nodes under a specific root folder and returns them in a Dictionary
/// </summary>
/// <param name="root">The root folder of the search query</param>
/// <returns>The relative path and the Node Type</returns>
public static Dictionary <string, System.Type> CollectNodeTypes(string root)
{
Dictionary <string, System.Type> nodeTypes = new Dictionary <string, Type>();
string[] assets = AssetDatabase.FindAssets("t:MonoScript", new string[] { root });
for (int a = 0; a < assets.Length; a++)
{
string path = AssetDatabase.GUIDToAssetPath(assets[a]);
if (AssetDatabase.GetMainAssetTypeAtPath(path) == typeof(MonoScript))
{
MonoScript script = AssetDatabase.LoadAssetAtPath <MonoScript>(path);
object[] attributes = script.GetClass().GetCustomAttributes(false);
bool attributeContained = false;
NodeDataAttribute nodeData = null;
bool obsolete = false;
foreach (object attribute in attributes)
{
if (attribute.GetType() == typeof(NodeDataAttribute))
{
nodeData = (NodeDataAttribute)attribute;
attributeContained = true;
}
if (attribute.GetType() == typeof(System.ObsoleteAttribute))
{
obsolete = true;
}
}
if (script.GetClass().BaseType == typeof(Node) && attributeContained && nodeData != null)
{
string relativePath = GenerateHomogeneousMenu(root, path, script.GetClass().Name);
nodeTypes.Add(relativePath + nodeData.nodeName + (obsolete ? " [Obsolete]" : ""), script.GetClass());
}
}
}
return(nodeTypes);
}
public static void DrawNodePreview(Vector2 origin, System.Type nodeType, NodeDataAttribute nodeData, params NodeHandleAttribute[] nodeHandles)
{
GUILayout.BeginArea(new Rect(origin, nodeData.nodeSize + new Vector2(64f, 32f)));
DrawNodePreview(nodeType, nodeData, nodeHandles);
GUILayout.EndArea();
}
