private void imageCanvasMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
bool monitorMouseClickBehaviour = false;
if (_touchEnabled)
{
return;
}
if (_model.ImageProperties.DrawingRegions2D.IsRoiDrawing && IsROIDrawEnabled)
{
monitorMouseClickBehaviour = true;
Point imagePoint = e.GetPosition(backgroundImage);
_model.ImageProperties.DrawingRegions2D.AddRoiPoint(new Point(imagePoint.X / Zoom, imagePoint.Y / Zoom));
if (!_model.ImageProperties.DrawingRegions2D.IsRoiDrawing)
{
monitorMouseClickBehaviour = false;
}
if (_model.ImageProperties.RulersViewingPlanes.IsRulerDrawing || _model.ImageProperties.RulersViewingPlanes.IsMultipleRulerDrawing)
{
_model.ImageProperties.RulersViewingPlanes.CancelRulerDrawing();
_model.ImageProperties.RulersViewingPlanes.CancelMultipleRulerDrawing();
monitorMouseClickBehaviour = false;
}
}
else if (_model.IsZoomDrawing && IsROIDrawEnabled)
{
monitorMouseClickBehaviour = true;
Point imagePoint = e.GetPosition(backgroundImage);
_model.AddZoomPoint(imagePoint);
_zoomPoints.Add(Mouse.GetPosition(imageCanvasBorder));
_placementPoints.Add(Mouse.GetPosition(placementCanvas));
if (_model.ZoomPathPoints.Count == 2)
{
RectangularZoom();
}
else if (_model.ZoomPathPoints.Count > 2)
{
_model.IsZoomDrawing = false;
_isRectangularZoom = false;
_zoomPoints.Clear();
_placementPoints.Clear();
monitorMouseClickBehaviour = false;
}
if (_model.ImageProperties.RulersViewingPlanes.IsRulerDrawing || _model.ImageProperties.RulersViewingPlanes.IsMultipleRulerDrawing)
{
_model.ImageProperties.RulersViewingPlanes.CancelRulerDrawing();
_model.ImageProperties.RulersViewingPlanes.CancelMultipleRulerDrawing();
monitorMouseClickBehaviour = false;
}
}
else if (
(_model.ImageProperties.RulersViewingPlanes.IsRulerDrawing || _model.ImageProperties.RulersViewingPlanes.IsMultipleRulerDrawing) &&
(_model.ImageProperties.RulersViewingPlanes.CanLockRulerDrawing() || _model.ImageProperties.RulersViewingPlanes.IsRulerDrawingIndex(ViewingPlaneIndex)))
{
monitorMouseClickBehaviour = true;
if (!_model.ImageProperties.RulersViewingPlanes.IsRulerDrawingInit())
{
_model.ImageProperties.RulersViewingPlanes.InitRulerDrawing(ViewingPlaneIndex);
}
Point imagePoint = e.GetPosition(backgroundImage);
if (_model.ImageProperties.RulersViewingPlanes.DrawingRulerPathPoints.Count < 2)
{
_model.ImageProperties.RulersViewingPlanes.DrawingRulerPathPoints.Add(new Point(imagePoint.X / Zoom, imagePoint.Y / Zoom));
}
else if (_model.ImageProperties.RulersViewingPlanes.DrawingRulerPathPoints.Count == 2)
{
_model.ImageProperties.RulersViewingPlanes.FinishRulerDrawing();
monitorMouseClickBehaviour = false;
}
else if (_model.ImageProperties.RulersViewingPlanes.DrawingRulerPathPoints.Count > 2)
{
_model.ImageProperties.RulersViewingPlanes.CancelRulerDrawing();
monitorMouseClickBehaviour = false;
}
}
else if (!dragging)
{
dragging = true;
_p0 = e.GetPosition(placementCanvas);
_y0 = Canvas.GetTop(imageCanvasBorder);
_x0 = Canvas.GetLeft(imageCanvasBorder);
}
if (IsCurrentROIDrawingCancellable())
{
_contextMenuAllowedToOpen = false;
}
if (monitorMouseClickBehaviour ^ _mouseClickBehavior.IsElementRegistered())
{
if (monitorMouseClickBehaviour)
{
_mouseClickBehavior.RegisterElement();
}
else
{
_mouseClickBehavior.UnregisterElement();
_contextMenuAllowedToOpen = true;
}
}
}
