/// <summary>
/// Loads the detected objects from the viewmodel and sorts them
/// </summary>
public void LoadDetectedObjects()
{
foreach (var item in _detectedObjects)
{
switch (item.Shape)
{
case DrawingShape.Rectangle:
// We initially only want to load the rectangles.
// Background of button.
var imageBrush = new ImageBrush();
imageBrush.ImageSource = item.Image;
var button = new Button()
{
Width = item.Width / GetCurrentWidthRatio(), // 1.33 und 2
Height = item.Height / GetCurrentHeightRatio(),
Tag = item.Id,
Background = imageBrush,
Opacity = 0,
BorderThickness = new Thickness(0),
BorderBrush = Brushes.Black
};
button.Click += DetectedRectangleObject_Click; // Sub to event.
button.PreviewMouseUp += Button_MouseUp;
Canvas.SetLeft(button, item.X / GetCurrentWidthRatio());
Canvas.SetTop(button, item.Y / GetCurrentHeightRatio());
ViewModelImage_Canvas.Children.Add(button);
_detectedRectangles.Add(item);
break;
case DrawingShape.Line:
_detectedLines.Add(item);
break;
case DrawingShape.ReferenceLine:
_detectedReferenceLine = item;
break;
default:
break;
}
}
}
/// <summary>
/// Init the shapes and buttons when the Image Canvas is loaded.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ViewModelImage_Canvas_Loaded(object sender, RoutedEventArgs e)
{
try
{
// Wait a bit. We do not want the user to spam click the canvas and thus breaking it.
Thread.Sleep(500);
_lastCanvasSize = new Size(ViewModelImage_Canvas.Width, ViewModelImage_Canvas.Height);
ViewModelImage_Canvas.MouseMove += ViewModelImage_Canvas_MouseMove;
ViewModelImage_Canvas.MouseUp += ViewModelImage_Canvas_MouseUp;
ViewModelImage_Canvas.Children.Clear();
foreach (var item in _detectedObjects)
{
switch (item.Shape)
{
case Model.Arguments.DrawingShape.Rectangle:
// We initially only want to load the rectangles.
// Background of button.
var imageBrush = new ImageBrush();
imageBrush.ImageSource = item.Image;
var button = new Button()
{
Width = item.Width / GetCurrentWidthRatio(), // 1.33 und 2
Height = item.Height / GetCurrentHeightRatio(),
Tag = item.Id,
Background = imageBrush,
Opacity = 0,
BorderThickness = new Thickness(0),
BorderBrush = Brushes.Black
};
button.Click += DetectedRectangleObject_Click; // Sub to event.
button.PreviewMouseUp += Button_MouseUp;
Canvas.SetLeft(button, item.X / GetCurrentWidthRatio());
Canvas.SetTop(button, item.Y / GetCurrentHeightRatio());
ViewModelImage_Canvas.Children.Add(button);
_detectedRectangles.Add(item);
break;
case Model.Arguments.DrawingShape.Line:
_detectedLines.Add(item);
break;
case Model.Arguments.DrawingShape.ReferenceLine:
_detectedReferenceLine = item;
break;
default:
break;
}
}
if (_detectedReferenceLine == null)
{
ServiceContainer.GetService <DialogService>().InformUser("Error", $"No reference line was found - report might be incomplete.");
}
else
{
DrawReferenceLineOfImage();
}
HandleWindowResize();
_canvasInitiliazed = true;
}
catch (Exception ex)
{
ServiceContainer.GetService <DialogService>().InformUser("Error", $"An error occured while loading the report: {ex}");
}
}