Пример #1
0
        Rectangle GetPreviewWindowRect()
        {
            var parentWindow = VisualTreeHelperEx.FindAncestorByType <Window>(this);

            var relativePt = PreviewTarget.TranslatePoint(new System.Windows.Point(0, 0), parentWindow);

            var rect = new RectangleF((float)relativePt.X, (float)relativePt.Y, (float)PreviewTarget.ActualWidth, (float)PreviewTarget.ActualHeight);

            // Maintain Aspect Ratio
            if (_webcamModel.WebcamCapture != null)
            {
                float w       = _webcamModel.WebcamCapture.Width;
                float h       = _webcamModel.WebcamCapture.Height;
                var   imgWbyH = w / h;

                var frameWbyH = rect.Width / rect.Height;

                if (imgWbyH > frameWbyH)
                {
                    var newH = rect.Width / imgWbyH;

                    rect.Y     += (rect.Height - newH) / 2;
                    rect.Height = newH;
                }
                else
                {
                    var newW = rect.Height * imgWbyH;

                    rect.X    += (rect.Width - newW) / 2;
                    rect.Width = newW;
                }
            }

            return(rect.ApplyDpi());
        }
Пример #2
0
        Rectangle GetPreviewWindowRect()
        {
            var camControl = GetWebCamControl();

            var rect = new RectangleF(5, 40, (float)camControl.ActualWidth, (float)camControl.ActualHeight);

            return(rect.ApplyDpi());
        }
Пример #3
0
        Rectangle GetPreviewWindowRect()
        {
            var parentWindow = VisualTreeHelperEx.FindAncestorByType <Window>(this);

            var relativePt = PreviewTarget.TranslatePoint(new System.Windows.Point(0, 0), parentWindow);

            var rect = new RectangleF((float)relativePt.X, (float)relativePt.Y, (float)PreviewTarget.ActualWidth, (float)PreviewTarget.ActualHeight);

            return(rect.ApplyDpi());
        }
Пример #4
0
        Rectangle GetPreviewWindowRect()
        {
            var parentWindow = VisualTreeHelperEx.FindAncestorByType <Window>(this);

            var relativePt = PreviewGrid.TranslatePoint(new System.Windows.Point(0, 0), parentWindow);

            var position = _reactor.Location.Value;
            var size     = _reactor.Size.Value;

            var rect = new RectangleF((float)(relativePt.X + position.X),
                                      (float)(relativePt.Y + position.Y),
                                      (float)(size.Width),
                                      (float)(size.Height));

            return(rect.ApplyDpi());
        }