public ImageEditorWindow()
{
InitializeComponent();
if (DataContext is ImageEditorViewModel vm)
{
vm.PropertyChanged += (S, E) =>
{
if (E.PropertyName == nameof(vm.TransformedBitmap))
{
UpdateInkCanvas();
}
};
vm.InkCanvas = InkCanvas;
InkCanvas.Strokes.StrokesChanged += (S, E) =>
{
var item = new StrokeHistory();
item.Added.AddRange(E.Added);
item.Removed.AddRange(E.Removed);
vm.AddInkHistory(item);
};
void SelectionMovingOrResizing(object Sender, InkCanvasSelectionEditingEventArgs Args)
{
vm.AddSelectHistory(new SelectHistory
{
NewRect = Args.NewRectangle,
OldRect = Args.OldRectangle,
Selection = InkCanvas.GetSelectedStrokes()
});
}
InkCanvas.SelectionMoving += SelectionMovingOrResizing;
InkCanvas.SelectionResizing += SelectionMovingOrResizing;
vm.Window = this;
}
Image.SizeChanged += (S, E) => UpdateInkCanvas();
ModesBox.SelectedIndex = 0;
_settings = ServiceProvider.Get <Settings>().ImageEditor;
ColorPicker.SelectedColor = _settings.BrushColor.ToWpfColor();
SizeBox.Value = _settings.BrushSize;
InkCanvas.DefaultDrawingAttributes.FitToCurve = true;
}
public InkCanvasViewModel(ImageEditorSettings Settings)
{
SelectedColor = Settings
.ToReactivePropertyAsSynchronized(
M => M.BrushColor,
M => M.ToWpfColor(),
M => M.ToDrawingColor());
BrushSize = Settings
.ToReactivePropertyAsSynchronized(M => M.BrushSize);
SelectedTool = new ReactivePropertySlim <ExtendedInkTool>(ExtendedInkTool.Tools.First());
}