private void RemoveMarker(PhotoCalibrationMarker marker)
{
marker.MouseDown -= Marker_MouseDown;
marker.MouseUp -= Marker_MouseUp;
marker.PreviewTouchUp -= Marker_PreviewTouchDown;
CommonCanvas.Children.Remove(marker);
}
private void Markers_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (e.NewItems != null)
{
foreach (var obj in e.NewItems)
{
PhotoCalibrationMarker marker = (PhotoCalibrationMarker)obj;
marker.MouseDown += Marker_MouseDown;
marker.MouseUp += Marker_MouseUp;
marker.PreviewTouchUp += Marker_PreviewTouchDown;
CommonCanvas.Children.Add(marker);
Canvas.SetZIndex(marker, 3);
}
}
if (e.OldItems != null)
{
foreach (var obj in e.OldItems)
{
PhotoCalibrationMarker marker = (PhotoCalibrationMarker)obj;
RemoveMarker(marker);
}
}
}
private void Marker_MouseDown(object sender, MouseButtonEventArgs e)
{
var marker = (PhotoCalibrationMarker)sender;
isMarkerDragging = true;
this.currentDraggingMarker = marker;
this.markerClickOffset = e.GetPosition(CommonCanvas);
this.dragStartLocation = marker.CentreLocation;
e.Handled = true;
}
/// <summary>
/// Binds the View (e.g. IInfoLayerElements that are on the CoodTranformedCanvas) to the
/// </summary>
/// <param name="up">Upper point of the core sample main axis</param>
/// <param name="bottom">Bottom point of the core sample main axis</param>
/// <param name="side">Any point that is on the side of the core sampe</param>
/// <param name="poly">An annotated polygon, that highlights the core sample</param>
/// <param name="vm">View Model that desribes the region</param>
private static void BindInfoLayer(PhotoCalibrationMarker up, PhotoCalibrationMarker bottom, PhotoCalibrationMarker side, AnnotatedPolygon poly, CalibratedRegionVM vm)
{
vm.Up = up.CentreLocation;
vm.Bottom = bottom.CentreLocation;
vm.Side = side.CentreLocation;
var b1 = new Binding(nameof(vm.Up));
b1.Source = vm;
b1.Mode = BindingMode.TwoWay;
up.SetBinding(PhotoCalibrationMarker.CentreLocationLocationProperty, b1);
var b2 = new Binding(nameof(vm.Bottom));
b2.Source = vm;
b2.Mode = BindingMode.TwoWay;
bottom.SetBinding(PhotoCalibrationMarker.CentreLocationLocationProperty, b2);
var b3 = new Binding(nameof(vm.Side));
b3.Source = vm;
b3.Mode = BindingMode.TwoWay;
side.SetBinding(PhotoCalibrationMarker.CentreLocationLocationProperty, b3);
var visConverter = new CollapsedConverter();
var b4 = new Binding(nameof(vm.AreMarkersVisible));
b4.Source = vm;
b4.Converter = visConverter;
up.SetBinding(UIElement.VisibilityProperty, b4);
var b5 = new Binding(nameof(vm.AreMarkersVisible));
b5.Source = vm;
b5.Converter = visConverter;
bottom.SetBinding(UIElement.VisibilityProperty, b5);
var b6 = new Binding(nameof(vm.AreMarkersVisible));
b6.Source = vm;
b6.Converter = visConverter;
side.SetBinding(UIElement.VisibilityProperty, b6);
}
private void PlaceMarker(Point position)
{
PhotoCalibrationMarker toAdd = null;
switch (CurrentState)
{
case MarkupState.SettingUp:
toAdd = new PhotoCalibrationMarker()
{
CentreLocation = position, MarkerName = "Верх", FillBrush = new SolidColorBrush(new Color()
{
R = 255, G = 150, B = 150, A = 200
})
};
CurrentState = MarkupState.SettingBottom;
break;
case MarkupState.SettingBottom:
toAdd = new PhotoCalibrationMarker()
{
CentreLocation = position, MarkerName = "Низ", FillBrush = new SolidColorBrush(new Color()
{
R = 0, G = 255, B = 255, A = 200
})
};
CurrentState = MarkupState.SettingSide;
break;
case MarkupState.SettingSide:
toAdd = new PhotoCalibrationMarker()
{
CentreLocation = position, MarkerName = "Сторона", FillBrush = new SolidColorBrush(new Color()
{
R = 255, G = 255, B = 255, A = 200
})
};
CurrentState = MarkupState.SettingUp;
break;
}
canvasMarkers.Add(toAdd);
regionDraft.Add(toAdd);
if (regionDraft.Count == 3)
{
//draft is ready
CalibratedRegionVM vm = new CalibratedRegionVM();
vm.Length = double.NaN;
vm.Up = regionDraft[0].CentreLocation;
vm.Bottom = regionDraft[1].CentreLocation;
vm.Side = regionDraft[2].CentreLocation;
var newCalRegions = new List <CalibratedRegionVM>(CalibratedRegions);
foreach (PhotoCalibrationMarker marker in regionDraft)
{
canvasMarkers.Remove(marker);
}
newCalRegions.Add(vm);
CalibratedRegions = newCalRegions;
vm.AreMarkersVisible = true;
FocusedRegion = vm;
}
else
{
FocusedRegion = null;
HideAllPolygonMarkers();
}
}
