protected override SplineEditorEvent GetEvent(out SplineEditorEventArgs args)
{
SplineEditorEvent evnt = SplineEditorEvent.None;
args = null;
SplineBase[] splines = Splines;
SplineRenderer[] splineRenderers = SplineRenderers;
if (splines == null || splineRenderers == null)
{
return(SplineEditorEvent.None);
}
SplineRenderer dragSplineRenderer = null;
for (int i = 0; i < splines.Length; ++i)
{
SplineRenderer splineRenderer = splineRenderers[i];
SplineBase spline = splines[i];
for (int j = 0; j < spline.PointsCount; ++j)
{
if ((IsJunctionDrag || IsSplinePointCreator) && DragSpline == spline && j == DragPointIndex)
{
dragSplineRenderer = splineRenderer;
continue;
}
DrawSplinePoint(ref args, ref evnt, splineRenderer, spline, j);
}
}
if (IsSplinePointCreator || IsJunctionDrag)
{
DrawSplinePoint(ref args, ref evnt, dragSplineRenderer, DragSpline, DragPointIndex);
}
if (evnt == SplineEditorEvent.SplinePointDrag || evnt == SplineEditorEvent.SplinePointCreatorDrag)
{
m_pointerOver = false;
}
if (evnt == SplineEditorEvent.SplinePointDrop || evnt == SplineEditorEvent.SplinePointCreatorDrop)
{
if (m_pointerOverSpline != null && m_pointerOverSplinePointIndex != -1)
{
if (!m_pointerOver)
{
m_pointerOverSpline = null;
m_pointerOverSplinePointIndex = -1;
}
args = new SplineEditorEventArgs(m_pointerOverSpline, m_pointerOverSplinePointIndex);
m_pointerOverSpline = null;
m_pointerOverSplinePointIndex = -1;
}
}
return(evnt);
}
private void DrawSplinePoint(ref SplineEditorEventArgs args, ref SplineEditorEvent evnt, SplineRenderer splineRenderer, SplineBase spline, int j)
{
int mode = spline.GetPointMode(j);
if (mode >= 0 && mode < splineRenderer.ControlPointColors.Length)
{
Handles.color = splineRenderer.ControlPointColors[mode];
}
int controlPointsCount = spline.GetCtrlPointsCount(j);
for (int k = 0; k < controlPointsCount; ++k)
{
int scale = 1;
if (!splineRenderer.IsControlPointVisible(j, k))
{
scale = 0;
}
Vector3 ctrlPosition = spline.GetCtrlPointPosition(j, k);
SplinePointHandle.Result ctrlPointDragResult = DrawPointHandle(splineRenderer, ctrlPosition, scale, true);
if (ctrlPointDragResult == SplinePointHandle.Result.Drag)
{
if (evnt == SplineEditorEvent.None)
{
args = new SplineEditorEventArgs(spline, j, k);
evnt = SplineEditorEvent.SplineCtrlPointDrag;
}
}
if (ctrlPointDragResult == SplinePointHandle.Result.EndDrag)
{
if (evnt == SplineEditorEvent.None)
{
args = new SplineEditorEventArgs(spline, j, k);
evnt = SplineEditorEvent.SplineCtrlPointDrop;
}
}
}
float dragHandleScale = 1;
if (m_draggingDragPointHandle && spline == DragSpline && DragPointIndex == j)
{
dragHandleScale = 0;
}
JunctionBase junction = spline.GetJunction(j);
if (junction != null && junction != NewJunction)
{
bool drawSplinePoint = junction == null || spline == junction.GetSpline(0) && j == junction.GetSplinePointIndex(0);
if (drawSplinePoint)
{
dragHandleScale = 1.5f;
}
else
{
dragHandleScale = 0;
}
}
Handles.color = splineRenderer.SplinePointColor;
Vector3 position = spline.GetPointPosition(j);
SplinePointHandle.Result dragResult = DrawDragHandle(splineRenderer, position, dragHandleScale, DragSpline == null);
if (dragResult == SplinePointHandle.Result.Drag)
{
if (evnt == SplineEditorEvent.None)
{
args = new SplineEditorEventArgs(spline, j);
evnt = SplineEditorEvent.SplinePointDrag;
}
}
else if (dragResult == SplinePointHandle.Result.EndDrag)
{
if (evnt == SplineEditorEvent.None)
{
args = new SplineEditorEventArgs(spline, j);
evnt = SplineEditorEvent.SplinePointDrop;
}
}
else if (dragResult == SplinePointHandle.Result.PointerOver)
{
m_pointerOverSpline = spline;
m_pointerOverSplinePointIndex = j;
m_pointerOver = true;
}
if (junction != null && junction != NewJunction)
{
Handles.color = splineRenderer.JunctionColor;
JunctionHandle.Result junctionResult = DrawJunctionHandle(splineRenderer, junction.transform.position, 1);
if (junctionResult == JunctionHandle.Result.Click)
{
evnt = SplineEditorEvent.JunctionClick;
args = new SplineEditorEventArgs(junction);
}
else if (junctionResult == JunctionHandle.Result.Drag)
{
evnt = SplineEditorEvent.JunctionDrag;
args = new SplineEditorEventArgs(junction);
}
}
Handles.color = splineRenderer.SplinePointColor;
SplinePointHandle.Result result = DrawPointHandle(splineRenderer, position, 1, false);
if (result == SplinePointHandle.Result.EndDrag)
{
m_draggingDragPointHandle = false;
if (evnt == SplineEditorEvent.None)
{
args = new SplineEditorEventArgs(spline, j);
evnt = SplineEditorEvent.SplinePointCreatorDrop;
}
}
else if (result == SplinePointHandle.Result.Drag)
{
m_draggingDragPointHandle = true;
if (evnt == SplineEditorEvent.None)
{
args = new SplineEditorEventArgs(spline, j);
evnt = SplineEditorEvent.SplinePointCreatorDrag;
}
}
}
public virtual void SceneGUI()
{
if (m_refSpline != null)
{
if (m_refSplinePosition != m_refSpline.transform.position ||
m_refSplineRotation != m_refSpline.transform.rotation ||
m_refSplineScale != m_refSpline.transform.localScale)
{
m_refSpline.UpdateJunctions();
m_refSplinePosition = m_refSpline.transform.position;
m_refSplineRotation = m_refSpline.transform.rotation;
m_refSplineScale = m_refSpline.transform.localScale;
}
}
SplineEditorEventArgs eventArgs;
SplineEditorEvent eventType = GetEvent(out eventArgs);
if (m_splinePointCreatorDrag || m_splinePointDrag || m_beforeSplinePointCreatorDrag || m_beforeJunctionDrag || m_junctionDrag || m_splineCtrlPointDrag)
{
if (IsMouseUp())
{
EndDrag();
}
}
if (IsSnapToGrid())
{
SnapToGrid();
}
switch (eventType)
{
case SplineEditorEvent.SplineCtrlPointDrag:
{
m_dragSpline = eventArgs.Spline;
m_dragPointIndex = eventArgs.PointIndex;
m_dragCtrlPointIndex = eventArgs.CtrlPointIndex;
GetDragPlane(m_dragSpline.GetCtrlPointPosition(m_dragPointIndex, m_dragCtrlPointIndex));
if (GetPositionOnDragPlane(ScreenPointToRay(MousePosition), out m_beginDragPosition))
{
GameObject ctrlPoint = m_dragSpline.GetCtrlPoint(m_dragPointIndex, m_dragCtrlPointIndex);
GameObject splinePoint = m_dragSpline.GetPoint(m_dragPointIndex);
if (ctrlPoint != null)
{
RecordObject(ctrlPoint.transform, "BH.S3.DragSplinePoint");
}
if (splinePoint != null)
{
RecordObject(splinePoint.transform, "BH.S3.DragSplinePoint");
}
m_splineCtrlPointDrag = true;
}
else
{
m_dragSpline = null;
m_dragPointIndex = -1;
m_dragCtrlPointIndex = -1;
}
}
break;
case SplineEditorEvent.SplineCtrlPointDrop:
{
if (m_splineCtrlPointDrag)
{
EndDrag();
}
else
{
if (eventArgs.CtrlPointIndex >= 0)
{
GameObject splinePoint = eventArgs.Spline.GetCtrlPoint(eventArgs.PointIndex, eventArgs.CtrlPointIndex);
Select(splinePoint);
}
else
{
GameObject splinePoint = eventArgs.Spline.GetPoint(eventArgs.PointIndex);
Select(splinePoint);
}
}
}
break;
case SplineEditorEvent.SplinePointCreatorDrag:
{
if (!m_beforeSplinePointCreatorDrag && !m_splinePointCreatorDrag)
{
m_dragSpline = eventArgs.Spline;
m_dragPointIndex = eventArgs.PointIndex;
GetDragPlane(m_dragSpline.GetPointPosition(m_dragPointIndex));
if (GetPositionOnDragPlane(ScreenPointToRay(MousePosition), out m_beginDragPosition))
{
m_beforeSplinePointCreatorDrag = true;
}
else
{
m_dragSpline = null;
m_dragPointIndex = -1;
}
}
}
break;
case SplineEditorEvent.SplinePointCreatorDrop:
{
if (m_splinePointCreatorDrag)
{
SplineBase dropSpline = eventArgs.Spline;
int dropPointIndex = eventArgs.PointIndex;
if (m_dragPointIndex >= 0 && m_dragSpline != null && dropPointIndex >= 0 && dropSpline != null && (dropSpline != m_dragSpline || dropPointIndex != m_dragPointIndex))
{
dropSpline.Connect(dropPointIndex, m_dragSpline, m_dragPointIndex);
JunctionBase junction = dropSpline.GetJunction(dropPointIndex);
if (junction.ConnectionsCount == 2)
{
RegisterCreatedObjectUndo(junction.gameObject, "BH.S3.Junction");
}
}
Select(m_dragSpline.gameObject);
EndDrag();
}
else
{
if (eventArgs.CtrlPointIndex >= 0)
{
GameObject splinePoint = eventArgs.Spline.GetCtrlPoint(eventArgs.PointIndex, eventArgs.CtrlPointIndex);
Select(splinePoint);
}
else
{
GameObject splinePoint = eventArgs.Spline.GetPoint(eventArgs.PointIndex);
Select(splinePoint);
}
}
}
break;
case SplineEditorEvent.SplinePointDrag:
{
if (!m_splinePointDrag)
{
m_dragSpline = eventArgs.Spline;
m_dragPointIndex = eventArgs.PointIndex;
GetDragPlane(m_dragSpline.GetPointPosition(m_dragPointIndex));
if (GetPositionOnDragPlane(ScreenPointToRay(MousePosition), out m_beginDragPosition))
{
m_splinePointDrag = true;
JunctionBase junction = m_dragSpline.GetJunction(m_dragPointIndex);
if (junction == null)
{
GameObject splinePointGO = m_dragSpline.GetPoint(m_dragPointIndex);
if (splinePointGO != null)
{
RegisterFullObjectHierarchyUndo(splinePointGO, "BH.S3.DragSplinePoint");
}
}
else
{
int connectionsCount = junction.ConnectionsCount;
for (int i = 0; i < connectionsCount; ++i)
{
SplineBase spline = junction.GetSpline(i);
int pointIndex = junction.GetSplinePointIndex(i);
GameObject splinePointGO = spline.GetPoint(pointIndex);
if (splinePointGO != null)
{
RegisterFullObjectHierarchyUndo(splinePointGO, "BH.S3.DragSplinePoint");
}
}
RecordObject(junction.transform, "BH.S3.DragSplinePoint");
}
}
else
{
m_dragSpline = null;
m_dragPointIndex = -1;
}
}
}
break;
case SplineEditorEvent.SplinePointDrop:
{
if (m_splinePointDrag)
{
SplineBase dropSpline = eventArgs.Spline;
int dropPointIndex = eventArgs.PointIndex;
if (m_dragPointIndex >= 0 && m_dragSpline != null && dropPointIndex >= 0 && dropSpline != null && (dropSpline != m_dragSpline || dropPointIndex != m_dragPointIndex))
{
JunctionBase dropJunction = dropSpline.GetJunction(dropPointIndex);
JunctionBase dragJunction = m_dragSpline.GetJunction(m_dragPointIndex);
if (dragJunction != dropJunction || dragJunction == null && dropJunction == null)
{
if (dropJunction != null)
{
RecordObject(dropJunction, "BH.S3.EndDragSplinePoint");
GameObject splinePointGO = m_dragSpline.GetPoint(m_dragPointIndex);
if (splinePointGO != null)
{
SplinePointBase splinePoint = splinePointGO.GetComponent <SplinePointBase>();
if (splinePoint != null)
{
RecordObject(splinePoint, "BH.S3.EndDragSplinePoint");
}
}
}
if (dragJunction != null)
{
RecordObject(dragJunction, "BH.S3.EndDragSplinePoint");
GameObject splinePointGO = dropSpline.GetPoint(dropPointIndex);
if (splinePointGO != null)
{
SplinePointBase splinePoint = splinePointGO.GetComponent <SplinePointBase>();
if (splinePoint != null)
{
RegisterFullObjectHierarchyUndo(splinePointGO, "BH.S3.EndDragSplinePoint");
}
}
}
dropSpline.Connect(dropPointIndex, m_dragSpline, m_dragPointIndex);
if (dragJunction != null && dropJunction != null)
{
DestroyObject(dragJunction.gameObject);
}
if (dropJunction == null)
{
dropJunction = dropSpline.GetJunction(dropPointIndex);
if (dropJunction.ConnectionsCount == 2)
{
RegisterCreatedObjectUndo(dropJunction.gameObject, "BH.S3.EndDragSplinePoint");
}
}
}
}
}
else
{
GameObject splinePoint = eventArgs.Spline.GetPoint(eventArgs.PointIndex);
Select(splinePoint);
}
EndDrag();
}
break;
case SplineEditorEvent.JunctionClick:
{
Select(eventArgs.Junction.gameObject);
}
break;
case SplineEditorEvent.JunctionDrag:
{
if (!m_beforeJunctionDrag && !m_junctionDrag)
{
m_dragJunction = eventArgs.Junction;
GetDragPlane(m_dragJunction.transform.position);
if (GetPositionOnDragPlane(ScreenPointToRay(MousePosition), out m_beginDragPosition))
{
m_beforeJunctionDrag = true;
}
else
{
m_dragJunction = null;
}
}
}
break;
}
if (m_beforeSplinePointCreatorDrag)
{
if (BeginDragSplinePoint())
{
m_beforeSplinePointCreatorDrag = false;
m_splinePointCreatorDrag = true;
}
}
if (m_splinePointCreatorDrag)
{
DragSplinePoint();
}
if (m_splinePointDrag)
{
DragSplinePointUsingOffset();
}
if (m_splineCtrlPointDrag)
{
DragSplineCtrlPoint();
}
if (m_beforeJunctionDrag)
{
if (BeginDragJunction())
{
m_beforeJunctionDrag = false;
m_junctionDrag = true;
}
}
if (m_junctionDrag)
{
DragSplinePoint();
}
}
