private void DrawHandler(Stretch st, ref bool elementClicked)
{
float buttonRadius = netDisplaySettings.handlerRadius;
Handles.color = netDisplaySettings.handlerColor;
if (selectedStretch == st)
{
MoveHandler(st, selectedControlPointSide, ref elementClicked);
}
else
{
if (Handles.Button(st.ControlA, Quaternion.identity, buttonRadius, buttonRadius, Handles.SphereHandleCap))
{
selectedStretch = st;
selectedControlPointSide = Stretch.CurveSide.A;
selectedNode = null;
transformingNode = false;
elementClicked = true;
}
if (Handles.Button(st.ControlB, Quaternion.identity, buttonRadius, buttonRadius, Handles.SphereHandleCap))
{
selectedStretch = st;
selectedControlPointSide = Stretch.CurveSide.B;
selectedNode = null;
transformingNode = false;
elementClicked = true;
}
}
}
private void MoveHandler(Stretch st, Stretch.CurveSide side, ref bool elementClicked)
{
float buttonRadius = netDisplaySettings.handlerRadius;
Handles.color = netDisplaySettings.handlerColor;
Vector3 handlerInitialPos;
Quaternion handlerRot = Quaternion.identity;
Vector3 newPos;
switch (side)
{
case Stretch.CurveSide.A:
handlerInitialPos = st.ControlA;
handlerRot = Quaternion.LookRotation(Camera.current.transform.position - handlerInitialPos);
EditorGUI.BeginChangeCheck();
newPos = Handles.PositionHandle(handlerInitialPos, Quaternion.identity);
if (EditorGUI.EndChangeCheck())
{
st.OnPathModified();
Undo.RecordObject(creator, "Move ControlA");
EditorUtility.SetDirty(creator);
Vector3 oldPos = st.ControlA;
st.ControlA = newPos;
if (Event.current.shift)
{
DoMirrorPairs(st, st.AnchorA, oldPos, newPos);
}
}
if (Handles.Button(st.ControlB, Quaternion.identity, buttonRadius, buttonRadius, Handles.SphereHandleCap))
{
selectedControlPointSide = Stretch.CurveSide.B;
selectedNode = null;
transformingNode = false;
elementClicked = true;
}
break;
case Stretch.CurveSide.B:
handlerInitialPos = st.ControlB;
handlerRot = Quaternion.LookRotation(Camera.current.transform.position - handlerInitialPos);
EditorGUI.BeginChangeCheck();
newPos = Handles.PositionHandle(handlerInitialPos, Quaternion.identity);
if (EditorGUI.EndChangeCheck())
{
st.OnPathModified();
Undo.RecordObject(creator, "Move ControlB");
EditorUtility.SetDirty(creator);
Vector3 oldPos = st.ControlB;
st.ControlB = newPos;
if (Event.current.shift)
{
DoMirrorPairs(st, st.AnchorB, oldPos, newPos);
}
}
if (Handles.Button(st.ControlA, Quaternion.identity, buttonRadius, buttonRadius, Handles.SphereHandleCap))
{
selectedControlPointSide = Stretch.CurveSide.A;
selectedNode = null;
transformingNode = false;
elementClicked = true;
}
break;
}
Handles.DrawLine(st.ControlA, st.AnchorA.Pos);
Handles.DrawLine(st.ControlB, st.AnchorB.Pos);
SceneView.RepaintAll();
}
