private static void AddLineControlPointCommand(MenuCommand menuCommand)
{
CurvedLineRenderer curvedLine = menuCommand.context as CurvedLineRenderer;
CurvedLinePoint newLinePoint = AddControlPoint(curvedLine);
Selection.activeGameObject = newLinePoint.gameObject;
}
private static bool ValidateInsertControlPointCommand(MenuCommand menuCommand)
{
CurvedLinePoint linePoint = menuCommand.context as CurvedLinePoint;
CurvedLineRenderer curvedLine = linePoint.GetComponentInParent <CurvedLineRenderer>();
return(curvedLine.LinePoints.Length > 1);
}
private static CurvedLinePoint InsertControlPoint(CurvedLinePoint linePoint, bool before)
{
CurvedLineRenderer curvedLine = linePoint.GetComponentInParent <CurvedLineRenderer>();
CurvedLinePoint newLinePoint = AddControlPoint(curvedLine);
List <CurvedLinePoint> linePointList = new List <CurvedLinePoint>(curvedLine.LinePoints);
int idx = linePointList.IndexOf(linePoint);
int siblingIndex = linePoint.transform.GetSiblingIndex();
if (before)
{
CurvedLinePoint prevLinePoint = curvedLine.LinePoints[idx - 1];
newLinePoint.transform.SetSiblingIndex(siblingIndex);
linePoint.transform.SetSiblingIndex(siblingIndex + 1);
// set the new point in the middle between the current and the prervious point
newLinePoint.transform.position = (prevLinePoint.transform.position + linePoint.transform.position) * 0.5f;
}
else
{
if (curvedLine.LinePoints.Length > idx + 1)
{
CurvedLinePoint nextLinePoint = curvedLine.LinePoints[idx + 1];
newLinePoint.transform.SetSiblingIndex(siblingIndex + 1);
// set the new point in the middle between the current and the next point
newLinePoint.transform.position = (nextLinePoint.transform.position + linePoint.transform.position) * 0.5f;
}
}
curvedLine.Update();
RenameControlPoints(curvedLine.LinePoints);
return(newLinePoint);
}
private static void NewCurvedLineCommand(MenuCommand menuCommand)
{
GameObject newObj = new GameObject("CurvedLine");
Undo.RegisterCreatedObjectUndo(newObj, "New curved line");
GameObject selectedObject = Selection.activeGameObject;
Material parentLineMaterial = null;
if (selectedObject != null && selectedObject.GetComponent <CurvedLineRenderer>() == null)
{
newObj.transform.SetParent(selectedObject.transform, false);
CurvedLinePoint parentLinePoint = selectedObject.GetComponent <CurvedLinePoint>();
if (parentLinePoint != null)
{
CurvedLineRenderer parentCurvedLine = parentLinePoint.GetComponentInParent <CurvedLineRenderer>();
if (parentCurvedLine != null)
{
parentLineMaterial = parentCurvedLine.GetComponent <LineRenderer>().sharedMaterial;
}
}
}
CurvedLineRenderer curvedLine = newObj.AddComponent <CurvedLineRenderer>();
Selection.activeGameObject = newObj;
UnityEditorInternal.ComponentUtility.MoveComponentUp(curvedLine);
AddControlPoint(curvedLine);
AddControlPoint(curvedLine);
if (parentLineMaterial != null)
{
newObj.GetComponent <LineRenderer>().sharedMaterial = parentLineMaterial;
}
curvedLine.Update();
}
/// <summary>
/// Update the parent line when this point is moved
/// </summary>
private void OnDrawGizmosSelected()
{
CurvedLineRenderer curvedLine = this.transform.parent.GetComponent <CurvedLineRenderer>();
if (curvedLine != null)
{
curvedLine.Update();
}
}
private static CurvedLinePoint AddControlPoint(CurvedLineRenderer curvedLine, bool insertBefore = false)
{
CurvedLinePoint[] linePoints = curvedLine.LinePoints;
int pointsCount = linePoints == null ? 0 : linePoints.Length;
GameObject newObj;
CurvedLinePoint newLinePoint;
if (pointsCount == 0)
{
newObj = new GameObject("LinePoint");
newLinePoint = newObj.AddComponent <CurvedLinePoint>();
}
else
{
newObj = GameObject.Instantiate(linePoints[0].gameObject);
newLinePoint = newObj.GetComponent <CurvedLinePoint>();
}
newObj.name = "LinePoint" + (pointsCount + 1);
newObj.transform.SetParent(curvedLine.transform, false);
Undo.RegisterCreatedObjectUndo(newObj, "Add control point");
if (pointsCount > 0)
{
if (pointsCount < 2)
{
newObj.transform.position = linePoints[0].transform.position + Vector3.right;
}
else
{
Vector3 offset = linePoints[pointsCount - 1].transform.position - linePoints[pointsCount - 2].transform.position;
newObj.transform.position = linePoints[pointsCount - 1].transform.position + offset;
}
}
curvedLine.Update();
RenameControlPoints(curvedLine.LinePoints);
return(newLinePoint);
}
private static void RenameControlPointsCommand(MenuCommand menuCommand)
{
CurvedLineRenderer curvedLine = menuCommand.context as CurvedLineRenderer;
RenameControlPoints(curvedLine.LinePoints);
}
