public CropControl() { m_image = new Image(); m_image.Stretch = Stretch.Uniform; m_image.SizeChanged += Image_SizeChanged; Children.Add(m_image); m_leftBorder = new Border(); m_leftBorder.Clip = new RectangleGeometry(); Children.Add(m_leftBorder); m_rightBorder = new Border(); m_rightBorder.Clip = new RectangleGeometry(); Children.Add(m_rightBorder); m_topBorder = new Border(); m_topBorder.Clip = new RectangleGeometry(); Children.Add(m_topBorder); m_bottomBorder = new Border(); m_bottomBorder.Clip = new RectangleGeometry(); Children.Add(m_bottomBorder); m_imageBorder = new Border(); m_imageBorder.BorderThickness = new Thickness(2); m_imageBorder.BorderBrush = new SolidColorBrush(Color.FromArgb(0x33, 0xff, 0xff, 0xff)); Children.Add(m_imageBorder); var stackPanel = new StackPanel(); stackPanel.Margin = new Thickness(12); stackPanel.VerticalAlignment = VerticalAlignment.Bottom; stackPanel.HorizontalAlignment = HorizontalAlignment.Left; stackPanel.Orientation = Orientation.Horizontal; Children.Add(stackPanel); var textBlock = new TextBlock(); textBlock.FontFamily = new FontFamily("Segoe MDL2 Assets"); textBlock.FontSize = 34; textBlock.Margin = new Thickness(0, 0, 10, 0); textBlock.VerticalAlignment = VerticalAlignment.Center; textBlock.Text = "\ue1a4"; stackPanel.Children.Add(textBlock); m_zoomSlider = new Slider(); m_zoomSlider.Maximum = 1; //m_zoomSlider.Margin = new Thickness(12); m_zoomSlider.VerticalAlignment = VerticalAlignment.Center; //m_zoomSlider.HorizontalAlignment = HorizontalAlignment.Left; m_zoomSlider.Width = 300; m_zoomSlider.Value = 0; m_zoomSlider.ValueChanged += OnSliderValueChanged; m_zoomSlider.StepFrequency = 0.0001; stackPanel.Children.Add(m_zoomSlider); textBlock = new TextBlock(); textBlock.FontFamily = new FontFamily("Segoe MDL2 Assets"); textBlock.FontSize = 34; textBlock.Margin = new Thickness(10, 0, 0, 0); textBlock.VerticalAlignment = VerticalAlignment.Center; textBlock.Text = "\ue12e"; stackPanel.Children.Add(textBlock); m_cropButton = new CircleButton(); m_cropButton.Icon = "\ue123"; m_cropButton.FontSize = 34; m_cropButton.Command = new Mvvm.Command(ExecuteCrop); m_cropButton.VerticalAlignment = VerticalAlignment.Bottom; m_cropButton.HorizontalAlignment = HorizontalAlignment.Right; m_cropButton.Margin = new Thickness(12); Children.Add(m_cropButton); SizeChanged += OnSizeChanged; PointerPressed += OnPointerPressed; PointerMoved += OnPointerMoved; PointerExited += OnPointerExited; PointerReleased += OnPointerReleased; Background = new SolidColorBrush(Colors.Black); Color = Color.FromArgb(0x33, 0xff, 0xff, 0xff); }