private void Gizmo_TransformationChanged(object sender, TransformationEvent transformationEvent)
{
switch (transformationEvent)
{
case TransformationEvent.TranslationStarted:
TranslateAction translation = new TranslateAction(_vm.SelectedEntities, _vm);
translation.TransformStartPoint = _vm.SelectionLocation;
GlobalManagement.Instance.CurrentAction = translation;
break;
case TransformationEvent.TranslationEnded:
GlobalManagement.Instance.UndoStack.Push(GlobalManagement.Instance.CurrentAction);
GlobalManagement.Instance.CurrentAction = null;
break;
case TransformationEvent.RotationStarted:
RotateAction rotation = new RotateAction(_vm.SelectedEntities, _vm);
mouseHandlingMode = MouseHandlingMode.RotateObject;
rotation.StartRotation = _vm.GizmoOrientation;
rotation.PivotPoint = _vm.SelectionLocation;
GlobalManagement.Instance.CurrentAction = rotation;
break;
case TransformationEvent.RotationEnded:
mouseHandlingMode = MouseHandlingMode.None;
GlobalManagement.Instance.UndoStack.Push(GlobalManagement.Instance.CurrentAction);
GlobalManagement.Instance.CurrentAction = null;
break;
}
}
public void Reset()
{
Action = new TranslateAction();
Action.Transform = this.transform;
}
private void Instance_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
if ((e.PropertyName == "GizmoDragX" && _vm.GizmoDragX) ||
(e.PropertyName == "GizmoDragY" && _vm.GizmoDragY))
{
mouseHandlingMode = MouseHandlingMode.DragObject;
}
if (e.PropertyName == "IsCreatingRectangularBuilding" && GlobalManagement.Instance.IsCreatingRectangularBuilding)
{
mouseHandlingMode = MouseHandlingMode.CreateRectangle;
}
if (e.PropertyName == "IsCreatingPolygonalBuilding" && GlobalManagement.Instance.IsCreatingPolygonalBuilding)
{
mouseHandlingMode = MouseHandlingMode.CreatePolygon;
}
if (e.PropertyName == "IsCreatingTextMarker" && _vm.IsCreatingTextMarker)
{
mouseHandlingMode = MouseHandlingMode.CreateTextMarker;
zoomAndPanControl.Cursor = Cursors.Pen;
}
if (e.PropertyName == nameof(_vm.IsCreatingWallAttachement) && _vm.IsCreatingWallAttachement)
{
mouseHandlingMode = MouseHandlingMode.CreateWallAttachable;
}
if (e.PropertyName == nameof(_vm.IsCreatingWall) && _vm.IsCreatingWall)
{
mouseHandlingMode = MouseHandlingMode.CreateWall;
}
if (e.PropertyName == "SelectionLocation" && mouseHandlingMode != MouseHandlingMode.DragObject)
{
Point canvasPoint = FromZoomControlToCanvasCoordinates(_vm.SelectionLocation.MeterToPx());
_vm.GizmoX = Utils.PxToMeter(canvasPoint.X - Gizmo.Width / 2);
_vm.GizmoY = Utils.PxToMeter(canvasPoint.Y - Gizmo.Height / 2);
}
// update selected entities postion
if ((e.PropertyName == "GizmoX" || e.PropertyName == "GizmoY") && mouseHandlingMode == MouseHandlingMode.DragObject)
{
if (GlobalManagement.Instance.CurrentAction != null && GlobalManagement.Instance.CurrentAction is TranslateAction)
{
TranslateAction translation = (TranslateAction)GlobalManagement.Instance.CurrentAction;
Point pxPoint = FromCanvasToZoomControlCoordinates(new Point(Utils.MeterToPx(_vm.GizmoX) + Gizmo.Width / 2,
Utils.MeterToPx(_vm.GizmoY) + Gizmo.Height / 2));
translation.TransformEndPoint = pxPoint.PxToMeter();
translation.Do();
}
else
{
mouseHandlingMode = MouseHandlingMode.None;
}
}
// update selected entities rotation
if (e.PropertyName == "GizmoOrientation" && mouseHandlingMode == MouseHandlingMode.RotateObject)
{
RotateAction rotation = (RotateAction)GlobalManagement.Instance.CurrentAction;
rotation.EndRotation = _vm.GizmoOrientation;
rotation.Do();
}
if (e.PropertyName == nameof(_vm.LastSelected) && !_vm.SelectedEntities.Contains(_vm.CurrentlyManipulatedObject) && !(_vm.LastSelected is VisualCornerManipulator))
{
// remove corner manipulators on changing selection
var items = _vm.MapEntities.Where(item => item is VisualCornerManipulator).ToList();
for (int i = 0; i < items.Count; i++)
{
_vm.MapEntities.Remove(items[i]);
}
if (_vm is DataModel)
{
((DataModel)_vm).CurrentCorners = null;
}
}
#region terrain
if (e.PropertyName == "CurrentMap" || e.PropertyName == "MapWidth" || e.PropertyName == "MapHeight")
{
ExpandContent();
}
if (e.PropertyName == "ContentScale" && _vm is DataModel)
{
foreach (VisualCornerManipulator manipulator in _vm.MapEntities.Where(item => item is VisualCornerManipulator))
{
manipulator.Width = Constants.ManipulatorDiameter / _vm.ContentScale;
manipulator.Height = Constants.ManipulatorDiameter / _vm.ContentScale;
}
}
if (e.PropertyName == "TerrainBrushSize" || e.PropertyName == "ContentScale")
{
TerrainMap.DefaultDrawingAttributes.Width = Utils.MeterToPx(GlobalManagement.Instance.TerrainBrushSize);
TerrainMap.DefaultDrawingAttributes.Height = Utils.MeterToPx(GlobalManagement.Instance.TerrainBrushSize);
TerrainEllipse.Width = Utils.MeterToPx(GlobalManagement.Instance.TerrainBrushSize) * _vm.ContentScale;
TerrainEllipse.Height = Utils.MeterToPx(GlobalManagement.Instance.TerrainBrushSize) * _vm.ContentScale;
TerrainEllipse.Margin = new Thickness(-TerrainEllipse.Width / 2, -TerrainEllipse.Height / 2, 0, 0);
TerrainRectangle.Width = Utils.MeterToPx(GlobalManagement.Instance.TerrainBrushSize) * _vm.ContentScale;
TerrainRectangle.Height = Utils.MeterToPx(GlobalManagement.Instance.TerrainBrushSize) * _vm.ContentScale;
TerrainRectangle.Margin = new Thickness(-TerrainRectangle.Width / 2, -TerrainRectangle.Height / 2, 0, 0);
}
else if (e.PropertyName == "TerrainBrush")
{
switch (GlobalManagement.Instance.TerrainBrush)
{
case TerrainBrush.Circle:
TerrainMap.DefaultDrawingAttributes.StylusTip = System.Windows.Ink.StylusTip.Ellipse;
break;
case TerrainBrush.Rectangle:
TerrainMap.DefaultDrawingAttributes.StylusTip = System.Windows.Ink.StylusTip.Rectangle;
break;
}
}
else if (e.PropertyName == "Terrain")
{
switch (GlobalManagement.Instance.Terrain)
{
case FloorMaterial.Asphalt:
TerrainMap.DefaultDrawingAttributes.Color = Colors.LightGray;
break;
case FloorMaterial.Grass:
TerrainMap.DefaultDrawingAttributes.Color = Colors.OliveDrab;
break;
case FloorMaterial.Stone:
TerrainMap.DefaultDrawingAttributes.Color = Colors.Gray;
break;
case FloorMaterial.Water:
TerrainMap.DefaultDrawingAttributes.Color = Colors.CornflowerBlue;
break;
case FloorMaterial.Wood:
TerrainMap.DefaultDrawingAttributes.Color = Colors.DarkGoldenrod;
break;
case FloorMaterial.Sand:
TerrainMap.DefaultDrawingAttributes.Color = Colors.PaleGoldenrod;
break;
default:
TerrainMap.DefaultDrawingAttributes.Color = Colors.White;
break;
}
}
#endregion
}