feat: WIP.

2024-02-05 01:18:08 +08:00
parent 5b8763bc4a
commit 2ac5dfa170
4 changed files with 4 additions and 4 deletions
--- a/src/Ursa/Controls/OverlayShared/OverlayDialogHost.Drawer.cs
+++ b/src/Ursa/Controls/OverlayShared/OverlayDialogHost.Drawer.cs
@@ -0,0 +1,89 @@
+using Avalonia;
+using Avalonia.Animation;
+using Avalonia.Animation.Easings;
+using Avalonia.Controls;
+using Avalonia.Styling;
+using Ursa.Controls.OverlayShared;
+using Ursa.EventArgs;
+
+namespace Ursa.Controls;
+
+public partial class OverlayDialogHost
+{
+    internal async void AddDrawer(DrawerControlBase control)
+    {
+        var mask = CreateOverlayMask(false);
+        mask.Opacity = 0;
+        _masks.Add(mask);
+        _modalDialogs.Add(control);
+        // control.SetAsModal(true);
+        for (int i = 0; i < _masks.Count-1; i++)
+        {
+            _masks[i].Opacity = 0.5;
+        }
+        ResetZIndices();
+        this.Children.Add(mask);
+        this.Children.Add(control);
+        control.Measure(this.Bounds.Size);
+        control.Arrange(new Rect(control.DesiredSize));
+        control.Height = this.Bounds.Height;
+        control.AddHandler(OverlayFeedbackElement.ClosedEvent, OnDrawerControlClosing);
+        var animation = CreateAnimation(control.Bounds.Width);
+        var animation2 = CreateOpacityAnimation();
+        await Task.WhenAll(animation.RunAsync(control), animation2.RunAsync(mask));
+    }
+
+    private Animation CreateAnimation(double width)
+    {
+        var animation = new Animation();
+        animation.Easing = new CubicEaseOut();
+        animation.FillMode = FillMode.Forward;
+        var keyFrame1 = new KeyFrame(){ Cue = new Cue(0.0) };
+        keyFrame1.Setters.Add(new Setter() { Property = Canvas.LeftProperty, Value = Bounds.Width });
+        var keyFrame2 = new KeyFrame() { Cue = new Cue(1.0) };
+        keyFrame2.Setters.Add(new Setter() { Property = Canvas.LeftProperty, Value = Bounds.Width - width });
+        animation.Children.Add(keyFrame1);
+        animation.Children.Add(keyFrame2);
+        animation.Duration = TimeSpan.FromSeconds(0.3);
+        return animation;
+    }
+    
+    private Animation CreateOpacityAnimation()
+    {
+        var animation = new Animation();
+        animation.FillMode = FillMode.Forward;
+        var keyFrame1 = new KeyFrame(){ Cue = new Cue(0.0) };
+        keyFrame1.Setters.Add(new Setter(){ Property = OpacityProperty, Value = 0.0});
+        var keyFrame2 = new KeyFrame() { Cue = new Cue(1.0) };
+        keyFrame2.Setters.Add(new Setter() { Property = OpacityProperty, Value = 1.0 });
+        animation.Children.Add(keyFrame1);
+        animation.Children.Add(keyFrame2);
+        animation.Duration = TimeSpan.FromSeconds(0.3);
+        return animation;
+    }
+    
+    private void OnDrawerControlClosing(object sender, ResultEventArgs e)
+    {
+        if (sender is DrawerControlBase control)
+        {
+            Children.Remove(control);
+            control.RemoveHandler(OverlayFeedbackElement.ClosedEvent, OnDialogControlClosing);
+            control.RemoveHandler(DialogControlBase.LayerChangedEvent, OnDialogLayerChanged);
+            if (_modalDialogs.Contains(control))
+            {
+                _modalDialogs.Remove(control);
+                if (_masks.Count > 0)
+                {
+                    var last = _masks.Last();
+                    this.Children.Remove(last);
+                    _masks.Remove(last);
+                    if (_masks.Count > 0)
+                    {
+                        _masks.Last().IsVisible = true;
+                    }
+                }
+            }
+            ResetZIndices();
+        }
+    }
+}