mirror of
https://github.com/QL-Win/QuickLook.git
synced 2025-09-12 18:39:45 +00:00
Code Cleanup
This commit is contained in:
ema
@@ -1,166 +1,166 @@
|
||||
// Copyright © 2018 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 QuickLook.Common.ExtensionMethods;
|
||||
using QuickLook.Common.Plugin;
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.IO;
|
||||
using System.Linq;
|
||||
using System.Windows;
|
||||
using System.Windows.Controls;
|
||||
using QuickLook.Common.ExtensionMethods;
|
||||
using QuickLook.Common.Plugin;
|
||||
|
||||
namespace QuickLook.Plugin.ImageViewer.AnimatedImage
|
||||
namespace QuickLook.Plugin.ImageViewer.AnimatedImage;
|
||||
|
||||
public class AnimatedImage : Image, IDisposable
|
||||
{
|
||||
public class AnimatedImage : Image, IDisposable
|
||||
// List<Pair<formats, type>>
|
||||
public static List<KeyValuePair<string[], Type>> Providers = new List<KeyValuePair<string[], Type>>();
|
||||
|
||||
private AnimationProvider _animation;
|
||||
private bool _disposing;
|
||||
|
||||
public void Dispose()
|
||||
{
|
||||
// List<Pair<formats, type>>
|
||||
public static List<KeyValuePair<string[], Type>> Providers = new List<KeyValuePair<string[], Type>>();
|
||||
_disposing = true;
|
||||
|
||||
private AnimationProvider _animation;
|
||||
private bool _disposing;
|
||||
BeginAnimation(AnimationFrameIndexProperty, null);
|
||||
Source = null;
|
||||
|
||||
public void Dispose()
|
||||
_animation?.Dispose();
|
||||
_animation = null;
|
||||
}
|
||||
|
||||
public event EventHandler ImageLoaded;
|
||||
|
||||
public event EventHandler DoZoomToFit;
|
||||
|
||||
private static AnimationProvider InitAnimationProvider(Uri path, MetaProvider meta, ContextObject contextObject)
|
||||
{
|
||||
var ext = Path.GetExtension(path.LocalPath).ToLower();
|
||||
var type = Providers.First(p => p.Key.Contains(ext) || p.Key.Contains("*")).Value;
|
||||
|
||||
var provider = type.CreateInstance<AnimationProvider>(path, meta, contextObject);
|
||||
|
||||
return provider;
|
||||
}
|
||||
|
||||
#region DependencyProperty
|
||||
|
||||
public static readonly DependencyProperty AnimationFrameIndexProperty =
|
||||
DependencyProperty.Register("AnimationFrameIndex", typeof(int), typeof(AnimatedImage),
|
||||
new UIPropertyMetadata(-1, AnimationFrameIndexChanged));
|
||||
|
||||
public static readonly DependencyProperty AnimationUriProperty =
|
||||
DependencyProperty.Register("AnimationUri", typeof(Uri), typeof(AnimatedImage),
|
||||
new UIPropertyMetadata(null, AnimationUriChanged));
|
||||
|
||||
public static readonly DependencyProperty MetaProperty =
|
||||
DependencyProperty.Register("Meta", typeof(MetaProvider), typeof(AnimatedImage));
|
||||
|
||||
public static readonly DependencyProperty ContextObjectProperty =
|
||||
DependencyProperty.Register("ContextObject", typeof(ContextObject), typeof(AnimatedImage));
|
||||
|
||||
public int AnimationFrameIndex
|
||||
{
|
||||
get => (int)GetValue(AnimationFrameIndexProperty);
|
||||
set => SetValue(AnimationFrameIndexProperty, value);
|
||||
}
|
||||
|
||||
public Uri AnimationUri
|
||||
{
|
||||
get => (Uri)GetValue(AnimationUriProperty);
|
||||
set => SetValue(AnimationUriProperty, value);
|
||||
}
|
||||
|
||||
public MetaProvider Meta
|
||||
{
|
||||
private get => (MetaProvider)GetValue(MetaProperty);
|
||||
set => SetValue(MetaProperty, value);
|
||||
}
|
||||
|
||||
public ContextObject ContextObject
|
||||
{
|
||||
private get => (ContextObject)GetValue(ContextObjectProperty);
|
||||
set => SetValue(ContextObjectProperty, value);
|
||||
}
|
||||
|
||||
private static void AnimationUriChanged(DependencyObject obj, DependencyPropertyChangedEventArgs ev)
|
||||
{
|
||||
if (!(obj is AnimatedImage instance))
|
||||
return;
|
||||
|
||||
//var thumbnail = instance.Meta?.GetThumbnail(true);
|
||||
//instance.Source = thumbnail;
|
||||
|
||||
instance._animation = InitAnimationProvider((Uri)ev.NewValue, instance.Meta, instance.ContextObject);
|
||||
ShowThumbnailAndStartAnimation(instance);
|
||||
}
|
||||
|
||||
private static void ShowThumbnailAndStartAnimation(AnimatedImage instance)
|
||||
{
|
||||
var task = instance._animation.GetThumbnail(instance.ContextObject.PreferredSize);
|
||||
if (task == null) return;
|
||||
|
||||
task.ContinueWith(_ => instance.Dispatcher.Invoke(() =>
|
||||
{
|
||||
_disposing = true;
|
||||
|
||||
BeginAnimation(AnimationFrameIndexProperty, null);
|
||||
Source = null;
|
||||
|
||||
_animation?.Dispose();
|
||||
_animation = null;
|
||||
}
|
||||
|
||||
public event EventHandler ImageLoaded;
|
||||
public event EventHandler DoZoomToFit;
|
||||
|
||||
private static AnimationProvider InitAnimationProvider(Uri path, MetaProvider meta, ContextObject contextObject)
|
||||
{
|
||||
var ext = Path.GetExtension(path.LocalPath).ToLower();
|
||||
var type = Providers.First(p => p.Key.Contains(ext) || p.Key.Contains("*")).Value;
|
||||
|
||||
var provider = type.CreateInstance<AnimationProvider>(path, meta, contextObject);
|
||||
|
||||
return provider;
|
||||
}
|
||||
|
||||
#region DependencyProperty
|
||||
|
||||
public static readonly DependencyProperty AnimationFrameIndexProperty =
|
||||
DependencyProperty.Register("AnimationFrameIndex", typeof(int), typeof(AnimatedImage),
|
||||
new UIPropertyMetadata(-1, AnimationFrameIndexChanged));
|
||||
|
||||
public static readonly DependencyProperty AnimationUriProperty =
|
||||
DependencyProperty.Register("AnimationUri", typeof(Uri), typeof(AnimatedImage),
|
||||
new UIPropertyMetadata(null, AnimationUriChanged));
|
||||
|
||||
public static readonly DependencyProperty MetaProperty =
|
||||
DependencyProperty.Register("Meta", typeof(MetaProvider), typeof(AnimatedImage));
|
||||
|
||||
public static readonly DependencyProperty ContextObjectProperty =
|
||||
DependencyProperty.Register("ContextObject", typeof(ContextObject), typeof(AnimatedImage));
|
||||
|
||||
public int AnimationFrameIndex
|
||||
{
|
||||
get => (int) GetValue(AnimationFrameIndexProperty);
|
||||
set => SetValue(AnimationFrameIndexProperty, value);
|
||||
}
|
||||
|
||||
public Uri AnimationUri
|
||||
{
|
||||
get => (Uri) GetValue(AnimationUriProperty);
|
||||
set => SetValue(AnimationUriProperty, value);
|
||||
}
|
||||
|
||||
public MetaProvider Meta
|
||||
{
|
||||
private get => (MetaProvider) GetValue(MetaProperty);
|
||||
set => SetValue(MetaProperty, value);
|
||||
}
|
||||
|
||||
public ContextObject ContextObject
|
||||
{
|
||||
private get => (ContextObject) GetValue(ContextObjectProperty);
|
||||
set => SetValue(ContextObjectProperty, value);
|
||||
}
|
||||
|
||||
private static void AnimationUriChanged(DependencyObject obj, DependencyPropertyChangedEventArgs ev)
|
||||
{
|
||||
if (!(obj is AnimatedImage instance))
|
||||
return;
|
||||
|
||||
//var thumbnail = instance.Meta?.GetThumbnail(true);
|
||||
//instance.Source = thumbnail;
|
||||
|
||||
instance._animation = InitAnimationProvider((Uri) ev.NewValue, instance.Meta, instance.ContextObject);
|
||||
ShowThumbnailAndStartAnimation(instance);
|
||||
}
|
||||
|
||||
private static void ShowThumbnailAndStartAnimation(AnimatedImage instance)
|
||||
{
|
||||
var task = instance._animation.GetThumbnail(instance.ContextObject.PreferredSize);
|
||||
if (task == null) return;
|
||||
|
||||
task.ContinueWith(_ => instance.Dispatcher.Invoke(() =>
|
||||
{
|
||||
if (instance._disposing)
|
||||
return;
|
||||
|
||||
instance.Source = _.Result;
|
||||
|
||||
if (_.Result != null)
|
||||
{
|
||||
instance.DoZoomToFit?.Invoke(instance, new EventArgs());
|
||||
instance.ImageLoaded?.Invoke(instance, new EventArgs());
|
||||
}
|
||||
|
||||
instance.BeginAnimation(AnimationFrameIndexProperty, instance._animation?.Animator);
|
||||
}));
|
||||
task.Start();
|
||||
}
|
||||
|
||||
private static void AnimationFrameIndexChanged(DependencyObject obj, DependencyPropertyChangedEventArgs ev)
|
||||
{
|
||||
if (!(obj is AnimatedImage instance))
|
||||
return;
|
||||
|
||||
if (instance._disposing)
|
||||
return;
|
||||
|
||||
var task = instance._animation.GetRenderedFrame((int) ev.NewValue);
|
||||
instance.Source = _.Result;
|
||||
|
||||
task.ContinueWith(_ => instance.Dispatcher.Invoke(() =>
|
||||
if (_.Result != null)
|
||||
{
|
||||
if (instance._disposing)
|
||||
return;
|
||||
instance.DoZoomToFit?.Invoke(instance, new EventArgs());
|
||||
instance.ImageLoaded?.Invoke(instance, new EventArgs());
|
||||
}
|
||||
|
||||
var firstLoad = instance.Source == null;
|
||||
|
||||
instance.Source = _.Result;
|
||||
|
||||
if (firstLoad)
|
||||
{
|
||||
instance.DoZoomToFit?.Invoke(instance, new EventArgs());
|
||||
instance.ImageLoaded?.Invoke(instance, new EventArgs());
|
||||
}
|
||||
}));
|
||||
task.Start();
|
||||
}
|
||||
|
||||
#endregion DependencyProperty
|
||||
instance.BeginAnimation(AnimationFrameIndexProperty, instance._animation?.Animator);
|
||||
}));
|
||||
task.Start();
|
||||
}
|
||||
}
|
||||
|
||||
private static void AnimationFrameIndexChanged(DependencyObject obj, DependencyPropertyChangedEventArgs ev)
|
||||
{
|
||||
if (!(obj is AnimatedImage instance))
|
||||
return;
|
||||
|
||||
if (instance._disposing)
|
||||
return;
|
||||
|
||||
var task = instance._animation.GetRenderedFrame((int)ev.NewValue);
|
||||
|
||||
task.ContinueWith(_ => instance.Dispatcher.Invoke(() =>
|
||||
{
|
||||
if (instance._disposing)
|
||||
return;
|
||||
|
||||
var firstLoad = instance.Source == null;
|
||||
|
||||
instance.Source = _.Result;
|
||||
|
||||
if (firstLoad)
|
||||
{
|
||||
instance.DoZoomToFit?.Invoke(instance, new EventArgs());
|
||||
instance.ImageLoaded?.Invoke(instance, new EventArgs());
|
||||
}
|
||||
}));
|
||||
task.Start();
|
||||
}
|
||||
|
||||
#endregion DependencyProperty
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user