private void OnGUIAreas()
{
CAINavEditorSettings targ = (CAINavEditorSettings)target;
string[] areaNames = targ.areaNames;
EditorGUILayout.Separator();
for (int i = 0; i < areaNames.Length; i++)
{
if (areaNames[i] == CAINavEditorSettings.Undefined)
{
continue;
}
EditorGUILayout.BeginHorizontal();
GUI.enabled = (i != Navmesh.NullArea);
string areaName = EditorGUILayout.TextField(i.ToString(), areaNames[i]);
// Note: Extra checks reduce the need to run the last check, which is more expensive.
if (areaName.Length > 0 &&
areaName != areaNames[i] &&
areaName != CAINavEditorSettings.NotWalkable && // Quick check.
areaName != CAINavEditorSettings.Undefined && // This check is important.
targ.GetArea(areaName) == CAINavEditorSettings.UnknownArea)
{
areaNames[i] = areaName;
}
GUI.enabled = !(i == Navmesh.NullArea || i == Navmesh.MaxArea);
if (GUILayout.Button("X", GUILayout.Width(30)))
{
areaNames[i] = CAINavEditorSettings.Undefined;
mNewArea = NextUndefinedArea();
mFocusNew = true; // Prevents off GUI behavior.
GUI.changed = true;
}
GUI.enabled = true;
EditorGUILayout.EndHorizontal();
}
EditorGUILayout.Separator();
EditorGUILayout.BeginHorizontal();
GUI.SetNextControlName(AddAreaName);
mNewArea = NavUtil.ClampArea(EditorGUILayout.IntField(mNewArea, GUILayout.Width(80)));
if (mFocusNew)
{
GUI.FocusControl(AddAreaName);
mFocusNew = false;
}
GUI.enabled = (areaNames[mNewArea] == CAINavEditorSettings.Undefined);
if (GUILayout.Button("Add", GUILayout.Width(80)))
{
areaNames[mNewArea] = "Area " + mNewArea;
mNewArea = NextUndefinedArea();
mFocusNew = true;
GUI.changed = true;
}
GUI.enabled = true;
EditorGUILayout.EndHorizontal();
EditorGUILayout.Separator();
EditorGUILayout.LabelField("Maximum allowed area: " + Navmesh.MaxArea
, EditorUtil.HelpStyle, GUILayout.ExpandWidth(true));
}