private void LoadPreviews(string[] pathes)
{
foreach (var path in pathes)
{
var original = new BitmapImage();
original.BeginInit();
original.UriSource = new Uri(path);
original.EndInit();
double ratio = Constants.PreviewWidth / original.Width;
var reducedPreview = new BitmapImage();
reducedPreview.BeginInit();
reducedPreview.UriSource = new Uri(path);
reducedPreview.DecodePixelWidth = Constants.PreviewWidth;
reducedPreview.DecodePixelHeight = (int)(original.Height * ratio);
reducedPreview.EndInit();
var im = new Image
{
Source = reducedPreview,
Height = Constants.PreviewHeight,
HorizontalAlignment = HorizontalAlignment.Center
};
ImagesPreview.Add(im);
}
}
private void RemoveImageFromView()
{
OpenedImage.Remove();
if (CurrentIndex != -1)
{
ImagesPreview.RemoveAt(CurrentIndex);
}
OnPropertyChanged();
Console.WriteLine(OpenedImage.CurrentIndex);
}
private void AddPreviewIcon(ImageSource icon)
{
Image im = new Image()
{
Source = icon,
Height = Constants.PreviewHeight,
HorizontalAlignment = HorizontalAlignment.Center
};
ImagesPreview.Add(im);
}
private void SafeSwitchToEditMode()
{
StoreSelectedIndex();
if (IsView)
{
editor.loadImage(OpenedImage.CurrentPath);
var v = CurrentView;
ImagesPreview.Clear();
AddPreviewIcon(v);
}
ViewModelState = ProgrammState.Edit;
}
private void DiscardChanges()
{
MessageBoxResult confirm = MessageBox.Show("Are you sure to discard all changes?", "Discarding all changes...", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.Yes, MessageBoxOptions.DefaultDesktopOnly);
if (confirm == MessageBoxResult.Yes)
{
ImagesPreview.Clear();
LoadPreviews(OpenedImage.GetAllPathes());
ViewModelState = ProgrammState.View;
CurrentIndex = 0;
RestoreSelectedIndex();
}
}
private void RevertChanges(int selectedIndex)
{
if (selectedIndex < ImagesPreview.Count - 1)
{
var confirm = MessageBox.Show("Are you sure to restore image?", "Restoring...", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.Yes, MessageBoxOptions.DefaultDesktopOnly) ==
MessageBoxResult.Yes;
if (confirm)
{
ViewModelState = ProgrammState.Revert;
editor.restore(selectedIndex);
CurrentView = ConvertBitmapToImageSource(editor.getSource());
for (int i = ImagesPreview.Count - 1; i > selectedIndex; i--)
{
ImagesPreview.RemoveAt(i);
}
ViewModelState = ProgrammState.Edit;
}
}
}
