/// <summary>
/// Unity callback to draw a custom inspector.
/// </summary>
public override void OnInspectorGUI()
{
// Workaround to update gui controls
if (Event.current.type == EventType.ValidateCommand && Event.current.commandName == "UndoRedoPerformed")
{
GUIUtility.hotControl = 0;
GUIUtility.keyboardControl = 0;
}
// Draw Default Inspector
DrawDefaultInspector();
// Draw Variables
EditorGUILayout.Space();
if (!m_VariableEditor.IsValid())
{
// UnityEditor does not immediately updates the "target" property data if you change the script reference in the inspector.
// Below is a workaround that uses a "null" target to get the actual Blackboard:
m_VariableEditor = new VariableEditor(m_Blackboard.gameObject.GetComponent <InternalBlackboard>());
}
m_VariableEditor.OnGUI();
EditorGUILayout.Space();
// Draw Script Button
if (target != null)
{
var script = m_ScriptProperty.objectReferenceValue as MonoScript;
System.Type type = script != null?script.GetClass() : null;
if (type != null)
{
EditorGUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
if (type.FullName == "BehaviourMachine.Blackboard")
{
if (GUILayout.Button(new GUIContent("Generate Script", "It will generate a C# script with properties containing the variables' id in this Blackboard. Very usefull to get variables in the Blackboard from a custom state"), GUILayout.MaxWidth(200f)))
{
var scriptPath = EditorUtility.SaveFilePanelInProject("Save Custom Blackboard Script", m_Blackboard.name.Replace(" ", "_") + "Blackboard.cs", "cs", "Please enter the class name of the custom Blackboard");
if (!string.IsNullOrEmpty(scriptPath))
{
MonoScript newScript = BlackboardCodeGenerator.CreateOrEditCustomBlackboard(scriptPath, m_Blackboard);
// Validate the newScript
if (newScript != null)
{
m_ScriptProperty.objectReferenceValue = newScript;
m_SerialObj.ApplyModifiedProperties();
// Recreate members
this.OnEnable();
// Ping the script in the Project
EditorGUIUtility.PingObject(newScript.GetInstanceID());
}
}
}
}
else if (GUILayout.Button(new GUIContent("Update Script", "It will update the file " + script.name + ".cs with the variables in this Blackboard, use this when you have added/removed/renamed a variable in this Blackboard."), GUILayout.MaxWidth(200f)))
{
var scriptPath = AssetDatabase.GetAssetPath(script.GetInstanceID());
BlackboardCodeGenerator.CreateOrEditCustomBlackboard(scriptPath, m_Blackboard);
}
GUILayout.FlexibleSpace();
EditorGUILayout.EndHorizontal();
}
}
else
{
EditorGUILayout.HelpBox("The component script has changed. Enter and exit in play mode to reaload this editor.", MessageType.Warning);
}
}
public static MonoScript CreateOrEditCustomBlackboard(string path, InternalBlackboard blackboard)
{
try {
// opens the file if it allready exists, creates it otherwise
using (FileStream stream = File.Open(path, FileMode.Create, FileAccess.Write)) {
// Create the string builder
var code = new CodeBuilder();
// Has Namespace
bool hasNamespace = !string.IsNullOrEmpty(blackboard.Namespace);
// Add header
code.AppendLine(BlackboardCodeGenerator.GetHeader());
// Add namespaces
code.AppendLine("using UnityEngine;");
code.AppendLine("using BehaviourMachine;");
code.AppendLine();
// Add namespace?
if (hasNamespace)
{
code.AppendLine("namespace " + blackboard.Namespace + " {");
// Add more one tab
code.tabSize += 1;
}
// It is the GlobalBlackboard?
if (blackboard.GetType().Name == "GlobalBlackboard")
{
// Add Componente Menu
code.AppendLine("[AddComponentMenu(\"\")]");
// Add class
code.AppendLine("public class " + BlackboardCodeGenerator.GetClassName(path) + " : InternalGlobalBlackboard {");
// Add more one tab
code.tabSize += 1;
// Add Instance property
code.AppendLine("/// <summary>");
code.AppendLine("/// The GlobalBlackboard instance.");
code.AppendLine("/// </summary>");
code.AppendLine("public static new GlobalBlackboard Instance {get {return InternalGlobalBlackboard.Instance as GlobalBlackboard;}}");
code.AppendLine();
}
else
{
// Add class
code.AppendLine("public class " + BlackboardCodeGenerator.GetClassName(path) + " : Blackboard {");
// Add more one tab
code.tabSize += 1;
}
// FloatVar
FloatVar[] floatVars = blackboard.floatVars;
if (floatVars.Length > 0)
{
code.AppendLine("// FloatVars");
for (int i = 0; i < floatVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(floatVars[i]));
}
}
// IntVar
IntVar[] intVars = blackboard.intVars;
if (intVars.Length > 0)
{
code.AppendLine("// IntVars");
for (int i = 0; i < intVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(intVars[i]));
}
}
// BoolVar
BoolVar[] boolVars = blackboard.boolVars;
if (boolVars.Length > 0)
{
code.AppendLine("// BoolVars");
for (int i = 0; i < boolVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(boolVars[i]));
}
}
// StringVar
StringVar[] stringVars = blackboard.stringVars;
if (stringVars.Length > 0)
{
code.AppendLine("// StringVars");
for (int i = 0; i < stringVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(stringVars[i]));
}
}
// Vector3Var
Vector3Var[] vector3Vars = blackboard.vector3Vars;
if (vector3Vars.Length > 0)
{
code.AppendLine("// Vector3Vars");
for (int i = 0; i < vector3Vars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(vector3Vars[i]));
}
}
// RectVar
RectVar[] rectVars = blackboard.rectVars;
if (rectVars.Length > 0)
{
code.AppendLine("// RectVars");
for (int i = 0; i < rectVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(rectVars[i]));
}
}
// ColorVar
ColorVar[] colorVars = blackboard.colorVars;
if (colorVars.Length > 0)
{
code.AppendLine("// ColorVars");
for (int i = 0; i < colorVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(colorVars[i]));
}
}
// QuaternionVar
QuaternionVar[] quaternionVars = blackboard.quaternionVars;
if (quaternionVars.Length > 0)
{
code.AppendLine("// QuaternionVars");
for (int i = 0; i < quaternionVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(quaternionVars[i]));
}
}
// GameObjectVar
GameObjectVar[] gameObjectVars = blackboard.gameObjectVars;
if (gameObjectVars.Length > 0)
{
code.AppendLine("// GameObjectVars");
for (int i = 0; i < gameObjectVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(gameObjectVars[i]));
}
}
// TextureVar
TextureVar[] textureVars = blackboard.textureVars;
if (textureVars.Length > 0)
{
code.AppendLine("// TextureVars");
for (int i = 0; i < textureVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(textureVars[i]));
}
}
// MaterialVar
MaterialVar[] materialVars = blackboard.materialVars;
if (materialVars.Length > 0)
{
code.AppendLine("// MaterialVars");
for (int i = 0; i < materialVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(materialVars[i]));
}
}
// ObjectVar
ObjectVar[] objectVars = blackboard.objectVars;
if (objectVars.Length > 0)
{
code.AppendLine("// ObjectVars");
for (int i = 0; i < objectVars.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(objectVars[i]));
}
}
// FsmEvents
FsmEvent[] fsmEvents = blackboard.fsmEvents;
if (fsmEvents.Length > 0)
{
code.AppendLine("// FsmEvents");
for (int i = 0; i < fsmEvents.Length; i++)
{
code.AppendLine(BlackboardCodeGenerator.GetVariableMember(fsmEvents[i]));
}
}
// Remove one tab
code.tabSize -= 1;
// Close class brackets
code.AppendLine("}");
// Close namespace brackets
if (hasNamespace)
{
// Remove one tab
code.tabSize -= 1;
// Close brackets
code.AppendLine("}");
}
// Write data on file
using (StreamWriter writer = new StreamWriter(stream)) {
writer.Write(code.ToString());
}
}
AssetDatabase.Refresh();
return(AssetDatabase.LoadAssetAtPath(path, typeof(MonoScript)) as MonoScript);
}
catch (System.Exception e) {
Debug.LogException(e);
return(null);
}
}