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// --------------------------------------------------------------------------------------------------------------------
// <copyright file="StaticPreviewView.xaml.cs" company="HandBrake Project (http://handbrake.fr)">
// This file is part of the HandBrake source code - It may be used under the terms of the GNU General Public License.
// </copyright>
// <summary>
// Interaction logic for StaticPreviewView.xaml
// </summary>
// --------------------------------------------------------------------------------------------------------------------
namespace HandBrakeWPF.Views
{
using System;
using System.Windows;
using System.Windows.Input;
using System.Windows.Media.Imaging;
using HandBrakeWPF.ViewModels.Interfaces;
/// <summary>
/// Interaction logic for StaticPreviewView.xaml
/// </summary>
public partial class StaticPreviewView : Window
{
/// <summary>
/// Initializes a new instance of the <see cref="StaticPreviewView"/> class.
/// </summary>
public StaticPreviewView()
{
this.InitializeComponent();
this.SizeChanged += this.StaticPreviewView_SizeChanged;
this.Title = Properties.Resources.Preview;
}
private void StaticPreviewView_SizeChanged(object sender, SizeChangedEventArgs e)
{
// Prevent the Window Growing Past Screen Bounds
Rect workArea = SystemParameters.WorkArea;
if (e.NewSize.Width > workArea.Width)
{
this.Width = (int)Math.Round(workArea.Width, 0) - 50;
}
if (e.NewSize.Height > workArea.Height)
{
this.Height = (int)Math.Round(workArea.Height, 0) - 50;
}
// Update Window title scale factor.
this.UpdateWindowTitle();
}
private void PreviewImage_OnMouseWheel(object sender, MouseWheelEventArgs e)
{
if (e.Delta > 1)
{
((IStaticPreviewViewModel)this.DataContext).NextPreview();
}
else
{
((IStaticPreviewViewModel)this.DataContext).PreviousPreview();
}
}
private void UpdateWindowTitle()
{
BitmapSource image = ((IStaticPreviewViewModel)this.DataContext).PreviewImage;
if (image != null && this.previewImage != null && this.previewImage.ActualWidth > 0)
{
double origWidth = Math.Round(image.Width, 0);
double origHeight = Math.Round(image.Height, 0);
double actualWidth = Math.Round(this.previewImage.ActualWidth, 0);
double actualHeight = Math.Round(this.previewImage.ActualHeight, 0);
double scaleW = actualWidth / origWidth;
double scaleH = actualHeight / origHeight;
double scaleFactor = Math.Min(scaleW, scaleH);
double scalePercentage = Math.Round(100 * scaleFactor, 0);
this.Title = string.Format(Properties.Resources.StaticPreviewView_Title, scalePercentage);
}
else
{
this.Title = Properties.Resources.Preview;
}
}
}
}
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