// OnSceneGui
public void Scene(Quaternion rotation)
{
if (lastCurveCount != curve.PointsCount)
{
lastCurveCount = curve.PointsCount;
OnUndoRedo();
}
if (!HasSelected())
{
return;
}
BGEditorUtility.Assign(ref settings, () => editor.Settings);
//group operation for selected points
var text = " Selected points [" + points.Count + "]";
var average = GetAveragePosition();
Handles.Label(editor.GetLabelPosition(settings, average), text, new GUIStyle("Label")
{
normal = new GUIStyleState {
textColor = settings.LabelColorSelected
}
});
var newAverage = editor.Handle(-10, settings.HandlesType, average, rotation, settings.HandlesSettings);
if (BGEditorUtility.AnyChange(average, newAverage))
{
curve.Transaction(() =>
{
var delta = newAverage - average;
foreach (var selectedPoint in points)
{
selectedPoint.PositionWorld += delta;
}
});
}
}
public void OnSceneGUI(BGCurvePoint point, int index, BGCurveSettings settings, Quaternion rotation, Plane[] frustum)
{
var math = editor.Editor.Math;
var positionWorld = math.GetPosition(index);
if (settings.ShowControlHandles && settings.ShowCurve && (!editorSelection.HasSelected() || editorSelection.SingleSelected(point)))
{
// ============================================== Controls Handles
if (point.ControlType != BGCurvePoint.ControlTypeEnum.Absent)
{
var controlFirstWorld = math.GetControlFirst(index);
var controlSecondWorld = math.GetControlSecond(index);
BGEditorUtility.SwapHandlesColor(settings.ControlHandlesColor, () =>
{
Handles.DrawLine(positionWorld, controlFirstWorld);
Handles.DrawLine(positionWorld, controlSecondWorld);
// control handles different types
var newPositionFirst = editor.Handle(GetUniqueNumber(index) - 1, settings.ControlHandlesType, controlFirstWorld, rotation, settings.ControlHandlesSettings);
var newPositionSecond = editor.Handle(GetUniqueNumber(index) - 2, settings.ControlHandlesType, controlSecondWorld, rotation, settings.ControlHandlesSettings);
if (BGEditorUtility.AnyChange(controlFirstWorld, newPositionFirst))
{
point.ControlFirstWorld = newPositionFirst;
}
if (BGEditorUtility.AnyChange(controlSecondWorld, newPositionSecond))
{
point.ControlSecondWorld = newPositionSecond;
}
});
if (settings.ShowControlLabels)
{
ShowControlLabel(settings, frustum, controlFirstWorld, point.ControlFirstLocal, "1");
ShowControlLabel(settings, frustum, controlSecondWorld, point.ControlSecondLocal, "2");
}
}
}
//if only one point is selected and this is the selected point- do not print anything further
if (editorSelection.HasSelected() && editorSelection.SingleSelected(point))
{
return;
}
// ============================================== Labels & Positions
if (settings.ShowLabels && GeometryUtility.TestPlanesAABB(frustum, new Bounds(positionWorld, Vector3.one)))
{
Handles.Label(editor.GetLabelPosition(settings, positionWorld), "Point " + index + (settings.ShowPositions ? " " + positionWorld : ""),
editorSelection.Contains(point) ? selectedPositionLabelStyle : positionLabelStyle);
}
// ============================================== Move Handles
if (!editorSelection.HasSelected() && settings.ShowCurve && settings.ShowHandles)
{
var newPos = editor.Handle(GetUniqueNumber(index), settings.HandlesType, positionWorld, rotation, settings.HandlesSettings);
if (BGEditorUtility.AnyChange(positionWorld, newPos))
{
point.PositionWorld = newPos;
}
}
}