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Code Issues Projects Releases Packages Wiki Activity Actions 2

feature: supports to load avatar from local image and save it to disk

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Signed-off-by: leo <longshuang@msn.cn>
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leo 2025-06-03 21:37:47 +08:00
parent 25e272fa55
commit f7c10d0b33
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14 changed files with 145 additions and 31 deletions
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106
src/Views/Avatar.cs
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@ -1,5 +1,6 @@
using System;
using System.Globalization;
using System.IO;
using System.Security.Cryptography;
using System.Text;
@ -8,6 +9,7 @@ using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.Media;
using Avalonia.Media.Imaging;
using Avalonia.Platform.Storage;
namespace SourceGit.Views
{
@ -24,16 +26,6 @@ namespace SourceGit.Views
public Avatar()
{
var refetch = new MenuItem() { Header = App.Text("RefetchAvatar") };
refetch.Click += (_, _) =>
{
if (User != null)
Models.AvatarManager.Instance.Request(User.Email, true);
};
ContextMenu = new ContextMenu();
ContextMenu.Items.Add(refetch);
RenderOptions.SetBitmapInterpolationMode(this, BitmapInterpolationMode.HighQuality);
}
@ -102,11 +94,11 @@ namespace SourceGit.Views
clip.Dispose();
}
public void OnAvatarResourceChanged(string email)
public void OnAvatarResourceChanged(string email, Bitmap image)
{
if (User.Email.Equals(email, StringComparison.Ordinal))
{
_img = Models.AvatarManager.Instance.Request(User.Email, false);
_img = image;
InvalidateVisual();
}
}
@ -115,11 +107,13 @@ namespace SourceGit.Views
{
base.OnLoaded(e);
Models.AvatarManager.Instance.Subscribe(this);
ContextRequested += OnContextRequested;
}
protected override void OnUnloaded(RoutedEventArgs e)
{
base.OnUnloaded(e);
ContextRequested -= OnContextRequested;
Models.AvatarManager.Instance.Unsubscribe(this);
}
@ -138,6 +132,94 @@ namespace SourceGit.Views
}
}
private void OnContextRequested(object sender, ContextRequestedEventArgs e)
{
var toplevel = TopLevel.GetTopLevel(this);
if (toplevel == null)
{
e.Handled = true;
return;
}
var refetch = new MenuItem();
refetch.Icon = App.CreateMenuIcon("Icons.Loading");
refetch.Header = App.Text("Avatar.Refetch");
refetch.Click += (_, ev) =>
{
if (User != null)
Models.AvatarManager.Instance.Request(User.Email, true);
ev.Handled = true;
};
var load = new MenuItem();
load.Icon = App.CreateMenuIcon("Icons.Folder.Open");
load.Header = App.Text("Avatar.Load");
load.Click += async (_, ev) =>
{
var options = new FilePickerOpenOptions()
{
FileTypeFilter = [new FilePickerFileType("PNG") { Patterns = ["*.png"] }],
AllowMultiple = false,
};
var selected = await toplevel.StorageProvider.OpenFilePickerAsync(options);
if (selected.Count == 1)
{
var localFile = selected[0].Path.LocalPath;
Models.AvatarManager.Instance.SetFromLocal(User.Email, localFile);
}
ev.Handled = true;
};
var saveAs = new MenuItem();
saveAs.Icon = App.CreateMenuIcon("Icons.Save");
saveAs.Header = App.Text("SaveAs");
saveAs.Click += async (_, ev) =>
{
var options = new FilePickerSaveOptions();
options.Title = App.Text("SaveAs");
options.DefaultExtension = ".png";
options.FileTypeChoices = [new FilePickerFileType("PNG") { Patterns = ["*.png"] }];
var storageFile = await toplevel.StorageProvider.SaveFilePickerAsync(options);
if (storageFile != null)
{
var saveTo = storageFile.Path.LocalPath;
using (var writer = File.OpenWrite(saveTo))
{
if (_img != null)
{
_img.Save(writer);
}
else
{
var pixelSize = new PixelSize((int)Bounds.Width, (int)Bounds.Height);
var dpi = new Vector(96, 96);
using (var rt = new RenderTargetBitmap(pixelSize, dpi))
using (var ctx = rt.CreateDrawingContext())
{
this.Render(ctx);
rt.Save(writer);
}
}
}
}
ev.Handled = true;
};
var menu = new ContextMenu();
menu.Items.Add(refetch);
menu.Items.Add(load);
menu.Items.Add(new MenuItem() { Header = "-" });
menu.Items.Add(saveAs);
menu.Open(this);
}
private Bitmap _img = null;
}
}