public override void OnInspectorGUI()
{
// Keep default properties view
base.OnInspectorGUI();
BezierSpline spline = (BezierSpline)target;
// 10 pixels of space
GUILayout.Space(10);
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
GUI.enabled = !spline.Loop;
if (GUILayout.Button("Add Segment Before", GUILayout.Width(200)))
{
Undo.RecordObject(spline, "Add Segment Before");
spline.AddSegment(true);
EditorUtility.SetDirty(spline);
}
if (GUILayout.Button("Add Segment After", GUILayout.Width(200)))
{
Undo.RecordObject(spline, "Add Segment After");
spline.AddSegment();
EditorUtility.SetDirty(spline);
}
GUILayout.FlexibleSpace();
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
if (GUILayout.Button("Add Breakpoint", GUILayout.Width(200)))
{
Undo.RecordObject(spline, "Add Breakpoint");
spline.AddBreakPoint(SceneView.GetAllSceneCameras()[0]);
EditorUtility.SetDirty(spline);
}
GUI.enabled = true;
GUILayout.FlexibleSpace();
GUILayout.EndHorizontal();
GUILayout.Space(10);
bool loop = GUILayout.Toggle(spline.Loop, "Loop");
if (loop != spline.Loop)
{
Undo.RecordObject(spline, "Loop");
spline.Loop = loop;
EditorUtility.SetDirty(spline);
}
bool show = GUILayout.Toggle(spline._showAnchors, "Show anchors");
if (show != spline._showAnchors)
{
Undo.RecordObject(this, "Show anchors");
spline._showAnchors = show;
if (spline._showAnchors == false)
{
spline._showHelperAnchors = false;
}
EditorUtility.SetDirty(this);
EditorUtility.SetDirty(spline);
}
show = GUILayout.Toggle(spline._showHelperAnchors, "Show helper anchors");
if (show != spline._showHelperAnchors)
{
Undo.RecordObject(this, "Show helper anchors");
spline._showHelperAnchors = show;
if (spline._showHelperAnchors == true)
{
spline._showAnchors = true;
}
EditorUtility.SetDirty(this);
EditorUtility.SetDirty(spline);
}
show = GUILayout.Toggle(spline._showBreakAnchors, "Show break anchors");
if (show != spline._showBreakAnchors)
{
Undo.RecordObject(this, "Show break anchors");
spline._showBreakAnchors = show;
EditorUtility.SetDirty(this);
EditorUtility.SetDirty(spline);
}
GUILayout.Space(10);
}
private void OnSceneGUI()
{
BezierSpline spline = (BezierSpline)target;
bool change = false;
Vector3 oldPos;
//if (spline.Parameters == null) return;
// Draw Root
Handles.color = Color.yellow;
Handles.CubeCap(0, spline.transform.position, Quaternion.identity, 0.4f);
// Draw First Point
if (spline._showAnchors)
{
Undo.RecordObject(spline.SplinePoints[0].transform, "Move Point");
Handles.color = Color.red;
Handles.SphereCap(0, spline.SplinePoints [0].transform.position, Quaternion.identity, 0.3f);
oldPos = spline.SplinePoints [0].transform.position;
spline.SplinePoints [0].transform.position = Handles.PositionHandle(spline.SplinePoints [0].transform.position, Quaternion.identity);
if ((oldPos - spline.SplinePoints [0].transform.position).magnitude > 0.00001f)
{
change = true;
//spline.ControlPoints[0] += (spline.SplinePoints[0].transform.position - oldPos);
// Remember to add the loop control point if required
}
}
//int loop = spline.Loop ? 1 : 0;
for (int s = 0; s < spline.SegmentCount; ++s) // - loop
{
// Draw each segment
if (spline._showAnchors)
{
// Draw Point
Undo.RecordObject(spline.SplinePoints [s + 1].transform, "Move Point");
Handles.color = Color.red;
Handles.SphereCap(0, spline.SplinePoints [s + 1].transform.position, Quaternion.identity, 0.3f);
oldPos = spline.SplinePoints [s + 1].transform.position;
spline.SplinePoints [s + 1].transform.position = Handles.PositionHandle(spline.SplinePoints [s + 1].transform.position, Quaternion.identity);
if ((oldPos - spline.SplinePoints [s + 1].transform.position).magnitude > 0.00001f)
{
change = true;
}
}
if (spline._showHelperAnchors)
{
for (int i = 0; i < 2; ++i)
{
// Draw Control point
Undo.RecordObject(spline, "Move Control Point");
Handles.color = Color.magenta;
Handles.SphereCap(0, spline.GetControlPointWorldPos(s + s + i), Quaternion.identity, 0.2f);
oldPos = spline.ControlPoints [s + s + i];
spline.ControlPoints [s + s + i] = spline.GetControlPointInverseWorldPos(Handles.PositionHandle(spline.GetControlPointWorldPos(s + s + i), Quaternion.identity), s + s + i);
if ((oldPos - spline.ControlPoints [s + s + i]).magnitude > 0.00001f)
{
// If the control point was moved, set the bordering control point to the opposite location
change = true;
int iTangent = spline.GetTangentControlPoint(s + s + i);
if (iTangent != -1)
{
spline.ControlPoints [iTangent] = -spline.ControlPoints [s + s + i];
}
}
// Draw control handles
Handles.color = Color.yellow;
Handles.DrawLine(spline.SplinePoints [s].transform.position, spline.GetControlPointWorldPos(s + s));
Handles.DrawLine(spline.SplinePoints [s + 1].transform.position, spline.GetControlPointWorldPos(s + s + 1));
}
}
if (spline._showBreakAnchors)
{
if (spline.BreakIntervals != null)
{
foreach (BreakInterval breakInterval in spline.BreakIntervals)
{
Handles.color = Color.red;
CustomHandles.DragHandleResult dhResult;
this.adjustBreakInterval(breakInterval, CustomHandles.DragHandle(breakInterval._PointA, breakInterval._DirectionA, 1f, Handles.ConeCap, Color.yellow, out dhResult), BreakInterval.Points.PointA);
this.adjustBreakInterval(breakInterval, CustomHandles.DragHandle(breakInterval._PointB, breakInterval._DirectionB, 1f, Handles.ConeCap, Color.yellow, out dhResult), BreakInterval.Points.PointB);
}
}
}
}
//if(spline.Loop)
//{
// // Draw last 2 control handles
// Handles.color = Color.yellow;
// Handles.DrawLine(spline.SplinePoints[0].transform.position, spline.GetControlPointWorldPos(spline.ControlPoints.Count-1));
// //Handles.DrawLine(spline.SplinePoints[spline.SplinePoints.Count-1].transform.position, spline.GetControlPointWorldPos(spline.ControlPoints.Count-2));
//}
// Recalculate length and such if the positions has been changed
if (change)
{
spline.Recalculate();
}
}
