protected void zoomAndPanControl_MouseWheel(object sender, MouseWheelEventArgs e) { e.Handled = true; Point curContentMousePoint = e.GetPosition(content); if (e.Delta > 0) { ZoomIn(curContentMousePoint); } else if (e.Delta < 0) { // don't allow zoomout les that original image if (ZoomAndPanControlMacro.ContentScale - 0.1 > ZoomAndPanControlMacro.FitScale()) { ZoomAndPanControlMacro.ZoomOut(curContentMousePoint); } else { ZoomAndPanControlMacro.ScaleToFit(); } ZoomOut(curContentMousePoint); } if (ZoomAndPanControlMacro.ContentScale > ZoomAndPanControlMacro.FitScale()) { LoadFullRes(); ImageListViewModel.FreeZoom = true; } }
private void ZoomAndPanControl_ContentScaleChanged(object sender, EventArgs e) { GeneratePreview(); var i = Math.Round(ZoomAndPanControlMacro.FitScale(), 4); ImageListViewModel.FreeZoom = Math.Round(ZoomAndPanControlMacro.ContentScale, 4) > Math.Round(ZoomAndPanControlMacro.FitScale(), 4); if (!ImageListViewModel.FreeZoom) { ImageListViewModel.ZoomFit = true; } }