refactor: 优化动画逻辑和UI组件结构
重构动画帮助类以支持自定义动画目标 简化颜色滑块更新逻辑 调整浮动工具栏显示逻辑 新增BoardMenuFrame自定义控件
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PrefacedCorg
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Controls.Primitives;
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using System.Windows.Input;
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using System.Windows.Media;
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namespace Ink_Canvas.Controls
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{
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[TemplatePart(Name = PartCloseImage, Type = typeof(UIElement))]
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[TemplatePart(Name = PartAnimationRoot, Type = typeof(UIElement))]
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public class BoardMenuFrame : ContentControl
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{
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private const string PartCloseImage = "PART_CloseImage";
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private const string PartAnimationRoot = "PART_AnimationRoot";
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public static readonly DependencyProperty TitleProperty =
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DependencyProperty.Register(nameof(Title), typeof(object), typeof(BoardMenuFrame), new PropertyMetadata(null));
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public static readonly DependencyProperty TitleFontSizeProperty =
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DependencyProperty.Register(nameof(TitleFontSize), typeof(double), typeof(BoardMenuFrame), new PropertyMetadata(11d));
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public static readonly DependencyProperty HeaderHeightProperty =
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DependencyProperty.Register(nameof(HeaderHeight), typeof(double), typeof(BoardMenuFrame), new PropertyMetadata(48d));
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public static readonly DependencyProperty PanelCornerRadiusProperty =
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DependencyProperty.Register(nameof(PanelCornerRadius), typeof(CornerRadius), typeof(BoardMenuFrame), new PropertyMetadata(new CornerRadius(5)));
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public static readonly DependencyProperty HeaderCornerRadiusProperty =
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DependencyProperty.Register(nameof(HeaderCornerRadius), typeof(CornerRadius), typeof(BoardMenuFrame), new PropertyMetadata(new CornerRadius(6, 6, 0, 0)));
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public static readonly DependencyProperty PanelBackgroundProperty =
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DependencyProperty.Register(nameof(PanelBackground), typeof(Brush), typeof(BoardMenuFrame), new PropertyMetadata(null));
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public static readonly DependencyProperty HeaderBackgroundProperty =
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DependencyProperty.Register(nameof(HeaderBackground), typeof(Brush), typeof(BoardMenuFrame),
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new PropertyMetadata(new SolidColorBrush((Color)ColorConverter.ConvertFromString("#2563eb"))));
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public static readonly DependencyProperty HeaderBorderBrushProperty =
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DependencyProperty.Register(nameof(HeaderBorderBrush), typeof(Brush), typeof(BoardMenuFrame),
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new PropertyMetadata(new SolidColorBrush((Color)ColorConverter.ConvertFromString("#1e3a8a"))));
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public static readonly DependencyProperty IsOpenProperty =
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DependencyProperty.Register(nameof(IsOpen), typeof(bool), typeof(BoardMenuFrame), new PropertyMetadata(false));
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public static readonly DependencyProperty PlacementTargetProperty =
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DependencyProperty.Register(nameof(PlacementTarget), typeof(UIElement), typeof(BoardMenuFrame), new PropertyMetadata(null));
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public static readonly DependencyProperty PlacementProperty =
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DependencyProperty.Register(nameof(Placement), typeof(PlacementMode), typeof(BoardMenuFrame), new PropertyMetadata(PlacementMode.Custom));
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public static readonly DependencyProperty CustomPopupPlacementCallbackProperty =
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DependencyProperty.Register(nameof(CustomPopupPlacementCallback), typeof(CustomPopupPlacementCallback), typeof(BoardMenuFrame),
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new PropertyMetadata((CustomPopupPlacementCallback)PlaceCenteredAbove));
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private static CustomPopupPlacement[] PlaceCenteredAbove(Size popupSize, Size targetSize, Point offset)
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{
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return new[]
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{
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new CustomPopupPlacement(
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new Point((targetSize.Width - popupSize.Width) / 2 + offset.X,
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-popupSize.Height + offset.Y),
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PopupPrimaryAxis.Horizontal),
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new CustomPopupPlacement(
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new Point((targetSize.Width - popupSize.Width) / 2 + offset.X,
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targetSize.Height - offset.Y),
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PopupPrimaryAxis.Horizontal)
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};
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}
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public static readonly DependencyProperty PopupHorizontalOffsetProperty =
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DependencyProperty.Register(nameof(PopupHorizontalOffset), typeof(double), typeof(BoardMenuFrame), new PropertyMetadata(0d));
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public static readonly DependencyProperty PopupVerticalOffsetProperty =
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DependencyProperty.Register(nameof(PopupVerticalOffset), typeof(double), typeof(BoardMenuFrame), new PropertyMetadata(-4d));
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public object Title { get => GetValue(TitleProperty); set => SetValue(TitleProperty, value); }
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public double TitleFontSize { get => (double)GetValue(TitleFontSizeProperty); set => SetValue(TitleFontSizeProperty, value); }
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public double HeaderHeight { get => (double)GetValue(HeaderHeightProperty); set => SetValue(HeaderHeightProperty, value); }
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public CornerRadius PanelCornerRadius { get => (CornerRadius)GetValue(PanelCornerRadiusProperty); set => SetValue(PanelCornerRadiusProperty, value); }
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public CornerRadius HeaderCornerRadius { get => (CornerRadius)GetValue(HeaderCornerRadiusProperty); set => SetValue(HeaderCornerRadiusProperty, value); }
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public Brush PanelBackground { get => (Brush)GetValue(PanelBackgroundProperty); set => SetValue(PanelBackgroundProperty, value); }
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public Brush HeaderBackground { get => (Brush)GetValue(HeaderBackgroundProperty); set => SetValue(HeaderBackgroundProperty, value); }
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public Brush HeaderBorderBrush { get => (Brush)GetValue(HeaderBorderBrushProperty); set => SetValue(HeaderBorderBrushProperty, value); }
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public bool IsOpen { get => (bool)GetValue(IsOpenProperty); set => SetValue(IsOpenProperty, value); }
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public UIElement PlacementTarget { get => (UIElement)GetValue(PlacementTargetProperty); set => SetValue(PlacementTargetProperty, value); }
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public PlacementMode Placement { get => (PlacementMode)GetValue(PlacementProperty); set => SetValue(PlacementProperty, value); }
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public CustomPopupPlacementCallback CustomPopupPlacementCallback
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{
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get => (CustomPopupPlacementCallback)GetValue(CustomPopupPlacementCallbackProperty);
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set => SetValue(CustomPopupPlacementCallbackProperty, value);
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}
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public double PopupHorizontalOffset { get => (double)GetValue(PopupHorizontalOffsetProperty); set => SetValue(PopupHorizontalOffsetProperty, value); }
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public double PopupVerticalOffset { get => (double)GetValue(PopupVerticalOffsetProperty); set => SetValue(PopupVerticalOffsetProperty, value); }
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public event MouseButtonEventHandler CloseMouseDown;
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public event MouseButtonEventHandler CloseMouseUp;
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public UIElement AnimationTarget { get; private set; }
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private UIElement _closeImage;
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static BoardMenuFrame()
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{
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DefaultStyleKeyProperty.OverrideMetadata(typeof(BoardMenuFrame), new FrameworkPropertyMetadata(typeof(BoardMenuFrame)));
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VisibilityProperty.OverrideMetadata(typeof(BoardMenuFrame),
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new FrameworkPropertyMetadata(Visibility.Collapsed, OnVisibilityChanged));
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}
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private static void OnVisibilityChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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((BoardMenuFrame)d).IsOpen = (Visibility)e.NewValue == Visibility.Visible;
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}
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public override void OnApplyTemplate()
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{
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base.OnApplyTemplate();
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if (_closeImage != null)
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{
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_closeImage.MouseDown -= CloseImage_MouseDown;
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_closeImage.MouseUp -= CloseImage_MouseUp;
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}
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_closeImage = GetTemplateChild(PartCloseImage) as UIElement;
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if (_closeImage != null)
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{
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_closeImage.MouseDown += CloseImage_MouseDown;
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_closeImage.MouseUp += CloseImage_MouseUp;
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}
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AnimationTarget = GetTemplateChild(PartAnimationRoot) as UIElement;
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}
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private void CloseImage_MouseDown(object sender, MouseButtonEventArgs e)
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{
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CloseMouseDown?.Invoke(sender, e);
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}
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private void CloseImage_MouseUp(object sender, MouseButtonEventArgs e)
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{
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CloseMouseUp?.Invoke(sender, e);
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}
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}
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}
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