void PlacingNodes(int id)
{
RaycastHit hitInfo;
Ray click = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
if (Physics.Raycast(click, out hitInfo, 1000, graph.solidLayerMask, graph.m_hitTriggers))
{
Handles.color = Color.yellow;
Handles.DrawWireCube(hitInfo.point, Vector3.one / 4f);
var nodes = graph.GetNodes();
Handles.color = Color.white;
for (int ni = 0; ni < nodes.Count; ni++)
{
if (Vector3.Distance(hitInfo.point, nodes[ni].Position) <= graph.m_nodeMaximumDistance)
{
Handles.DrawDottedLine(hitInfo.point, nodes[ni].Position, 2);
}
}
}
switch (Event.current.type)
{
case EventType.MouseDown:
// placing mode and mouse on Scene tab
if (EditorWindow.mouseOverWindow.titleContent.text == "Scene")
{
// grab mouse down
if (Event.current.button == 0)
{
if (Physics.Raycast(click, out hitInfo, 1000, graph.solidLayerMask))
{
graph.AddNode(hitInfo.point);
if (autoRebuild.boolValue)
{
graph.RebuildNodegraph();
}
}
Event.current.Use();
}
}
break;
case EventType.KeyDown:
if (Event.current.keyCode == KeyCode.Space)
{
Camera sceneCamera = SceneView.lastActiveSceneView.camera;
var position = sceneCamera.transform.position + sceneCamera.transform.forward;
graph.AddNode(position);
if (autoRebuild.boolValue)
{
graph.RebuildNodegraph();
}
Event.current.Use();
}
break;
}
}
public override void OnInspectorGUI()
{
base.OnInspectorGUI();
movingObstacleTag.stringValue = EditorGUILayout.TagField("Obstacle Tag", movingObstacleTag.stringValue);
if (clearBtn == null)
{
clearBtn = new GUIStyle(GUI.skin.button);
clearBtn.normal.textColor = Color.white;
clearBtn.active.textColor = Color.white;
}
if (graphProperty.objectReferenceValue != null)
{
Color originalColor = GUI.color;
EditorGUILayout.Space();
var actionStyle = new GUIStyle(EditorStyles.boldLabel);
actionStyle.normal.textColor = Color.blue;
EditorGUILayout.LabelField("Current Action: " + nodegraph.State, actionStyle);
GUI.contentColor = Color.white;
Rect rect = EditorGUILayout.GetControlRect(false, 50);
var offset = rect.width /= 6;
switch (nodegraph.State)
{
case NodegraphState.None:
if (GUI.Button(rect, new GUIContent(gearsTex, "Rebuild Graph")))
{
nodegraph.RebuildNodegraph();
SceneView.RepaintAll();
}
rect.x += offset;
if (GUI.Button(rect, new GUIContent(plusTex, "Place Nodes")))
{
nodegraph.State = NodegraphState.Placing;
}
rect.x += offset;
if (GUI.Button(rect, new GUIContent(bulkTex, "Bulk Node Placement")))
{
nodegraph.State = NodegraphState.Bulk;
var position = SceneView.lastActiveSceneView.camera.transform.position + SceneView.lastActiveSceneView.camera.transform.forward * nodegraph.m_bulkSpawnDistance;
bulkControl = new BulkControl(position);
}
rect.x += offset;
if (GUI.Button(rect, new GUIContent(penTex, "Edit Nodes")))
{
nodegraph.State = NodegraphState.Editing;
selectedNodes.Clear();
}
rect.x += offset;
if (GUI.Button(rect, new GUIContent(removeTex, "Remove Nodes")))
{
nodegraph.State = NodegraphState.Removing;
}
rect.x += offset;
if (GUI.Button(rect, new GUIContent(clearTex, "Clear Nodes"), clearBtn))
{
nodegraph.ClearNodes();
SceneView.RepaintAll();
currentNode = null;
//selectedIndex = -1;
selectedNodes.Clear();
}
break;
case NodegraphState.Bulk:
if (GUI.Button(rect, new GUIContent(confirmTex, "Create Bulk Nodes")))
{
Vector3Int extension = bulkControl.Extension;
int controlID = GUIUtility.GetControlID(FocusType.Keyboard);
Handles.color = Color.green;
for (int x = -extension.x; x < extension.x; x += nodegraph.m_bulkNodeDistanceGap)
{
for (int y = -extension.y; y < extension.y; y += nodegraph.m_bulkNodeDistanceGap)
{
for (int z = -extension.z; z < extension.z; z += nodegraph.m_bulkNodeDistanceGap)
{
nodegraph.AddNode(new Vector3(x, y, z) + bulkControl.Position);
}
}
}
nodegraph.State = NodegraphState.None;
EditorUtility.SetDirty(graphProperty.objectReferenceValue);
currentNode = null;
//selectedIndex = -1;
}
goto case NodegraphState.Placing;
case NodegraphState.Editing:
//rect = EditorGUILayout.GetControlRect(false, EditorGUIUtility.singleLineHeight);
originalColor = GUI.color;
GUI.color = Color.grey;
rect.width = EditorGUIUtility.currentViewWidth;
EditorGUI.LabelField(rect, "Selected: " + selectedNodes.Count);
rect.y += EditorGUIUtility.singleLineHeight;
EditorGUI.LabelField(rect, "Select SHIFT to select multiple.");
GUI.color = originalColor;
rect = EditorGUILayout.GetControlRect(false, 50);
if (GUI.Button(rect, new GUIContent("Cancel Actions", cancelTex)))
{
nodegraph.State = NodegraphState.None;
EditorUtility.SetDirty(graphProperty.objectReferenceValue);
currentNode = null;
//selectedIndex = -1;
selectedNodes.Clear();
}
break;
case NodegraphState.Placing:
rect = EditorGUILayout.GetControlRect(false, EditorGUIUtility.singleLineHeight);
//rect.y += EditorGUIUtility.singleLineHeight;
EditorGUI.LabelField(rect, "Press SPACE to place node in view position.", EditorStyles.boldLabel);
rect = EditorGUILayout.GetControlRect(false, 50);
if (GUI.Button(rect, new GUIContent("Cancel Actions", cancelTex)))
{
nodegraph.State = NodegraphState.None;
EditorUtility.SetDirty(graphProperty.objectReferenceValue);
currentNode = null;
//selectedIndex = -1;
selectedNodes.Clear();
}
break;
case NodegraphState.Removing:
rect = EditorGUILayout.GetControlRect(false, 50);
if (GUI.Button(rect, new GUIContent("Cancel Actions", cancelTex)))
{
nodegraph.State = NodegraphState.None;
EditorUtility.SetDirty(graphProperty.objectReferenceValue);
currentNode = null;
//selectedIndex = -1;
selectedNodes.Clear();
}
break;
}
// node list
EditorGUILayout.Space();
showNodes = EditorGUILayout.Foldout(showNodes, "Node list");
if (showNodes)
{
var nodelist = nodegraph.GetNodes();
for (int i = 0; i < nodelist.Count; i++)
{
rect = EditorGUILayout.GetControlRect();
Color original = GUI.color;
GUI.color = selectedNodes.Contains(nodelist[i]) ? Color.cyan : Color.white;
nodelist[i].Position = EditorGUI.Vector3Field(rect, string.Format("#{0}", i), nodelist[i].Position);
GUI.color = original;
}
SceneView.RepaintAll();
}
serializedObject.ApplyModifiedPropertiesWithoutUndo();
}
}