/// <summary>
/// EDITOR: Remove and destroy a node (except Output)
/// </summary>
/// <param name="nodeToDelete">The node you wish to delete</param>
public void DeleteNode(AudioNode nodeToDelete)
{
if (nodeToDelete == null)
{
Debug.LogWarning("Trying to remove null node!");
return;
}
else if (nodeToDelete == this.output)
{
Debug.LogWarning("Trying to delete output node!");
return;
}
for (int i = 0; i < this.nodes.Count; i++)
{
AudioNode tempNode = this.nodes[i];
if (tempNode != nodeToDelete)
{
if (tempNode.Input != null && nodeToDelete.Output != null)
{
tempNode.Input.RemoveConnection(nodeToDelete.Output);
}
}
}
nodeToDelete.DeleteConnections();
this.nodes.Remove(nodeToDelete);
ScriptableObject.DestroyImmediate(nodeToDelete, true);
EditorUtility.SetDirty(this);
}
/// <summary>
/// Remove a node from the current AudioEvent and delete it from the asset
/// </summary>
/// <param name="positionObject">The position of the object to delete</param>
private void RemoveNodeAtPosition(object positionObject)
{
AudioNode tempNode = GetNodeAtPosition((Vector2)positionObject);
this.selectedEvent.DeleteNode(tempNode);
EditorUtility.SetDirty(this.selectedEvent);
}
/// <summary>
/// Process mouse clicks and call appropriate editor functions
/// </summary>
private void GetInput()
{
if (this.selectedEvent == null)
{
return;
}
Event e = Event.current;
switch (e.type)
{
case EventType.MouseDown:
this.selectedNode = GetNodeAtPosition(e.mousePosition);
Selection.activeObject = this.selectedNode;
if (e.button == 0)
{
HandleLeftClick(e);
}
else if (e.button == 1)
{
HandleRightClick(e);
}
break;
case EventType.MouseUp:
HandleMouseUp(e);
break;
default:
HandleMouseMovement(e);
break;
}
}
/// <summary>
/// Perform necessary actions for the mouse moving while a button is held down
/// </summary>
/// <param name="e">The input event handled by Unity</param>
private void HandleMouseMovement(Event e)
{
if (leftButtonDown && selectedNode != null && e.shift)
{
Vector3 tempMove = new Vector2(lastMousePos.x, lastMousePos.y) - e.mousePosition;
AudioNodeOutput[] outputs = selectedNode.Input.ConnectedNodes;
for (int i = 0; i < outputs.Length; i++)
{
outputs[i].ParentNode.MoveBy(tempMove);
}
}
if (this.selectedOutput == null)
{
if (this.panGraph && this.selectedNode == null)
{
if (Vector2.Distance(e.mousePosition, this.lastMousePos) > 0)
{
this.hasPanned = true;
this.panX += (e.mousePosition.x - this.lastMousePos.x);
this.panY += (e.mousePosition.y - this.lastMousePos.y);
}
}
}
else
{
AudioNode.DrawCurve(ConvertToLocalPosition(this.selectedOutput.Center), e.mousePosition);
}
this.lastMousePos = e.mousePosition;
}
/// <summary>
/// Perform necessary actions for the left mouse button being pushed this frame
/// </summary>
/// <param name="e">The input event handled in Unity</param>
private void HandleLeftClick(Event e)
{
this.leftButtonDown = true;
this.rightButtonClicked = false;
this.selectedOutput = GetOutputAtPosition(e.mousePosition);
this.selectedNode = GetNodeAtPosition(e.mousePosition);
}
/// <summary>
/// Remove all connections from an output connector
/// </summary>
/// <param name="positionObject"></param>
public void ClearOutput(object positionObject)
{
AudioNodeOutput tempOutput = GetOutputAtPosition((Vector2)positionObject);
for (int i = 0; i < this.selectedEvent.EditorNodes.Count; i++)
{
AudioNode tempNode = this.selectedEvent.EditorNodes[i];
if (tempNode.Input != null)
{
tempNode.Input.RemoveConnection(tempOutput);
}
}
}
/// <summary>
/// Perform necessary actions for the a mouse button being released this frame
/// </summary>
/// <param name="e">The input event handled by Unity</param>
private void HandleMouseUp(Event e)
{
this.leftButtonDown = false;
if (this.rightButtonClicked && !this.hasPanned)
{
this.selectedNode = GetNodeAtPosition(e.mousePosition);
this.selectedOutput = GetOutputAtPosition(e.mousePosition);
AudioNodeInput tempInput = GetInputAtPosition(e.mousePosition);
if (tempInput != null)
{
InputContextMenu(e.mousePosition);
}
else if (this.selectedOutput != null)
{
OutputContextMenu(e.mousePosition);
}
else if (this.selectedNode == null)
{
CanvasContextMenu(e.mousePosition);
}
else
{
ModifyNodeContextMenu(e.mousePosition);
}
}
else
{
if (this.selectedOutput != null)
{
AudioNodeInput hoverInput = GetInputAtPosition(e.mousePosition);
if (hoverInput != null)
{
hoverInput.AddConnection(this.selectedOutput);
}
}
}
this.panGraph = false;
this.hasPanned = false;
this.selectedOutput = null;
this.rightButtonClicked = false;
this.leftButtonDown = false;
}
/// <summary>
/// EDITOR: Sort the inputs in descending vertical order in the graph
/// </summary>
public void SortConnections()
{
List <AudioNodeOutput> updatedNodes = new List <AudioNodeOutput>();
while (updatedNodes.Count < this.connectedNodes.Length)
{
AudioNode nextNode = this.connectedNodes[0].ParentNode;
for (int i = 0; i < this.connectedNodes.Length; i++)
{
AudioNode tempNode = this.connectedNodes[i].ParentNode;
if (updatedNodes.Contains(nextNode.Output) || (tempNode.NodeRect.y < nextNode.NodeRect.y && !updatedNodes.Contains(tempNode.Output)))
{
nextNode = tempNode;
}
}
updatedNodes.Add(nextNode.Output);
}
this.connectedNodes = updatedNodes.ToArray();
}
/// <summary>
/// Find a node that overlaps a position on the graph
/// </summary>
/// <param name="position">The position on the graph to check against the nodes</param>
/// <returns>The first node found that occupies the specified position or null</returns>
private AudioNode GetNodeAtPosition(Vector2 position)
{
if (this.selectedEvent == null)
{
return(null);
}
position = ConvertToGlobalPosition(position);
for (int i = 0; i < this.selectedEvent.EditorNodes.Count; i++)
{
AudioNode tempNode = this.selectedEvent.EditorNodes[i];
if (tempNode.NodeRect.Contains(position))
{
return(tempNode);
}
}
return(null);
}
/// <summary>
/// Find an input connector that overlaps the position on the graph
/// </summary>
/// <param name="position">The position on the graph to test against all input connectors</param>
/// <returns>The first input connector found that occupies the specified position or null</returns>
private AudioNodeInput GetInputAtPosition(Vector2 position)
{
if (this.selectedEvent == null)
{
return(null);
}
position = ConvertToGlobalPosition(position);
for (int i = 0; i < this.selectedEvent.EditorNodes.Count; i++)
{
AudioNode tempNode = this.selectedEvent.EditorNodes[i];
if (tempNode.Input != null && tempNode.Input.Window.Contains(position))
{
return(tempNode.Input);
}
}
return(null);
}
/// <summary>
/// Find an output connector that overlaps the position on the graph
/// </summary>
/// <param name="position">The position on the graph to test against all output connectors</param>
/// <returns>The first output connector found that occupies the specified position or null</returns>
private AudioNodeOutput GetOutputAtPosition(Vector2 position)
{
position = ConvertToGlobalPosition(position);
if (this.selectedEvent == null)
{
Debug.LogWarning("Tried to get output with no selected event");
return(null);
}
for (int i = 0; i < this.selectedEvent.EditorNodes.Count; i++)
{
AudioNode tempNode = this.selectedEvent.EditorNodes[i];
if (tempNode.Output != null && tempNode.Output.Window.Contains(position))
{
return(tempNode.Output);
}
}
return(null);
}
/// <summary>
/// Display the nodes for an AuidoEvent on the graph
/// </summary>
/// <param name="audioEvent">The audio event to display the nodes for</param>
private void DrawEventNodes(AudioEvent audioEvent)
{
if (audioEvent == null)
{
return;
}
if (audioEvent.EditorNodes == null)
{
return;
}
GUI.BeginGroup(new Rect(this.panX, this.panY, CANVAS_SIZE, CANVAS_SIZE));
BeginWindows();
for (int i = 0; i < audioEvent.EditorNodes.Count; i++)
{
AudioNode currentNode = audioEvent.EditorNodes[i];
currentNode.DrawNode(i);
}
EndWindows();
GUI.EndGroup();
}
/// <summary>
/// Select a node with the current language in the AudioManager
/// </summary>
/// <param name="activeEvent">The existing runtime audio event</param>
public override void ProcessNode(ActiveEvent activeEvent)
{
if (this.input.ConnectedNodes == null || this.input.ConnectedNodes.Length == 0)
{
Debug.LogWarningFormat("No connected nodes for {0}", this.name);
return;
}
for (int i = 0; i < this.input.ConnectedNodes.Length; i++)
{
AudioNode tempNode = this.input.ConnectedNodes[i].ParentNode;
if (tempNode.GetType() == typeof(AudioVoiceFile))
{
AudioVoiceFile voiceNode = (AudioVoiceFile)tempNode;
if (voiceNode.Language == AudioManager.CurrentLanguage)
{
ProcessConnectedNode(i, activeEvent);
return;
}
}
}
Debug.LogErrorFormat(activeEvent.rootEvent, "AudioManager: Event \"{0}\" not localized for language: {1}", activeEvent.rootEvent.name, AudioManager.CurrentLanguage);
}
/// <summary>
/// EDITOR: Add a created node to the event
/// </summary>
/// <param name="newNode">The node to add</param>
public void AddNode(AudioNode newNode)
{
this.nodes.Add(newNode);
}