modernise video player UI

QuickLook.Plugin/QuickLook.Plugin.VideoViewer/Converters.cs

@@ -0,0 +1,78 @@
+// Copyright © 2017 Paddy Xu
+// 
+// This file is part of QuickLook program.
+// 
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+using System;
+using System.Globalization;
+using System.Windows;
+using System.Windows.Data;
+
+namespace QuickLook.Plugin.VideoViewer
+{
+    public sealed class DecimalToTimeSpanConverter : DependencyObject, IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value == null)
+                return "00:00:00";
+
+            var time = TimeSpan.FromSeconds((double) (decimal) value);
+
+            return time.ToString(@"hh\:mm\:ss");
+        }
+
+        object IValueConverter.ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+
+    public sealed class DoubleToTimeSpanConverter : DependencyObject, IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value == null)
+                return "00:00:00";
+
+            var time = TimeSpan.FromSeconds((double) value);
+
+            return time.ToString(@"hh\:mm\:ss");
+        }
+
+        object IValueConverter.ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+
+    public sealed class BooleanToVisibilityHiddenConverter : DependencyObject, IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value == null)
+                return Visibility.Hidden;
+
+            var v = (bool) value;
+
+            return v ? Visibility.Hidden : Visibility.Visible;
+        }
+
+        object IValueConverter.ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}