chore: use file-scoped namespace
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@@ -5,112 +5,111 @@ using System.Windows.Media.Animation;
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using System.Windows.Shapes;
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namespace HandyControl.Controls
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namespace HandyControl.Controls;
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public class LoadingLine : LoadingBase
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{
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public class LoadingLine : LoadingBase
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private const double MoveLength = 80;
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private const double UniformScale = .6;
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public LoadingLine()
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{
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private const double MoveLength = 80;
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SetBinding(HeightProperty, new Binding("DotDiameter") { Source = this });
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}
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private const double UniformScale = .6;
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protected sealed override void UpdateDots()
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{
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var dotCount = DotCount;
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var dotInterval = DotInterval;
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var dotDiameter = DotDiameter;
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var dotSpeed = DotSpeed;
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var dotDelayTime = DotDelayTime;
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public LoadingLine()
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if (dotCount < 1) return;
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PrivateCanvas.Children.Clear();
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//计算相关尺寸
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var centerWidth = dotDiameter * dotCount + dotInterval * (dotCount - 1) + MoveLength;
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var speedDownLength = (ActualWidth - MoveLength) / 2;
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var speedUniformLength = centerWidth / 2;
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//定义动画
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Storyboard = new Storyboard
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{
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SetBinding(HeightProperty, new Binding("DotDiameter") { Source = this });
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}
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RepeatBehavior = RepeatBehavior.Forever
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};
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protected sealed override void UpdateDots()
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//创建圆点
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for (var i = 0; i < dotCount; i++)
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{
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var dotCount = DotCount;
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var dotInterval = DotInterval;
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var dotDiameter = DotDiameter;
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var dotSpeed = DotSpeed;
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var dotDelayTime = DotDelayTime;
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var ellipse = CreateEllipse(i, dotInterval, dotDiameter);
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if (dotCount < 1) return;
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PrivateCanvas.Children.Clear();
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//计算相关尺寸
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var centerWidth = dotDiameter * dotCount + dotInterval * (dotCount - 1) + MoveLength;
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var speedDownLength = (ActualWidth - MoveLength) / 2;
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var speedUniformLength = centerWidth / 2;
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//定义动画
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Storyboard = new Storyboard
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var frames = new ThicknessAnimationUsingKeyFrames
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{
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RepeatBehavior = RepeatBehavior.Forever
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BeginTime = TimeSpan.FromMilliseconds(dotDelayTime * i)
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};
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//开始位置
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var frame0 = new LinearThicknessKeyFrame
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{
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Value = new Thickness(ellipse.Margin.Left, 0, 0, 0),
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KeyTime = KeyTime.FromTimeSpan(TimeSpan.Zero)
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};
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//创建圆点
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for (var i = 0; i < dotCount; i++)
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//开始位置到匀速开始
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var frame1 = new EasingThicknessKeyFrame
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{
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var ellipse = CreateEllipse(i, dotInterval, dotDiameter);
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var frames = new ThicknessAnimationUsingKeyFrames
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EasingFunction = new PowerEase
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{
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BeginTime = TimeSpan.FromMilliseconds(dotDelayTime * i)
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};
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//开始位置
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var frame0 = new LinearThicknessKeyFrame
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{
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Value = new Thickness(ellipse.Margin.Left, 0, 0, 0),
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KeyTime = KeyTime.FromTimeSpan(TimeSpan.Zero)
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};
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EasingMode = EasingMode.EaseOut
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},
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Value = new Thickness(speedDownLength + ellipse.Margin.Left, 0, 0, 0),
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KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(dotSpeed * (1 - UniformScale) / 2))
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};
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//开始位置到匀速开始
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var frame1 = new EasingThicknessKeyFrame
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{
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EasingFunction = new PowerEase
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{
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EasingMode = EasingMode.EaseOut
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},
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Value = new Thickness(speedDownLength + ellipse.Margin.Left, 0, 0, 0),
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KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(dotSpeed * (1 - UniformScale) / 2))
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};
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//匀速开始到匀速结束
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var frame2 = new LinearThicknessKeyFrame
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{
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Value = new Thickness(speedDownLength + speedUniformLength + ellipse.Margin.Left, 0, 0, 0),
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KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(dotSpeed * (1 + UniformScale) / 2))
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};
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//匀速结束到匀加速结束
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var frame3 = new EasingThicknessKeyFrame
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{
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EasingFunction = new PowerEase
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{
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EasingMode = EasingMode.EaseIn
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},
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Value = new Thickness(ActualWidth + ellipse.Margin.Left + speedUniformLength, 0, 0, 0),
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KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(dotSpeed))
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};
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frames.KeyFrames.Add(frame0);
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frames.KeyFrames.Add(frame1);
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frames.KeyFrames.Add(frame2);
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frames.KeyFrames.Add(frame3);
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Storyboard.SetTarget(frames, ellipse);
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Storyboard.SetTargetProperty(frames, new PropertyPath(MarginProperty));
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Storyboard.Children.Add(frames);
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PrivateCanvas.Children.Add(ellipse);
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}
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Storyboard.Begin();
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if (!IsRunning)
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//匀速开始到匀速结束
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var frame2 = new LinearThicknessKeyFrame
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{
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Storyboard.Pause();
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}
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Value = new Thickness(speedDownLength + speedUniformLength + ellipse.Margin.Left, 0, 0, 0),
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KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(dotSpeed * (1 + UniformScale) / 2))
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};
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//匀速结束到匀加速结束
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var frame3 = new EasingThicknessKeyFrame
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{
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EasingFunction = new PowerEase
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{
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EasingMode = EasingMode.EaseIn
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},
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Value = new Thickness(ActualWidth + ellipse.Margin.Left + speedUniformLength, 0, 0, 0),
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KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(dotSpeed))
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};
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frames.KeyFrames.Add(frame0);
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frames.KeyFrames.Add(frame1);
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frames.KeyFrames.Add(frame2);
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frames.KeyFrames.Add(frame3);
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Storyboard.SetTarget(frames, ellipse);
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Storyboard.SetTargetProperty(frames, new PropertyPath(MarginProperty));
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Storyboard.Children.Add(frames);
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PrivateCanvas.Children.Add(ellipse);
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}
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private Ellipse CreateEllipse(int index, double dotInterval, double dotDiameter)
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Storyboard.Begin();
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if (!IsRunning)
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{
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var ellipse = base.CreateEllipse(index);
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ellipse.HorizontalAlignment = HorizontalAlignment.Left;
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ellipse.VerticalAlignment = VerticalAlignment.Top;
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ellipse.Margin = new Thickness(-(dotInterval + dotDiameter) * index, 0, 0, 0);
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return ellipse;
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Storyboard.Pause();
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}
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}
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}
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private Ellipse CreateEllipse(int index, double dotInterval, double dotDiameter)
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{
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var ellipse = base.CreateEllipse(index);
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ellipse.HorizontalAlignment = HorizontalAlignment.Left;
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ellipse.VerticalAlignment = VerticalAlignment.Top;
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ellipse.Margin = new Thickness(-(dotInterval + dotDiameter) * index, 0, 0, 0);
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return ellipse;
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}
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}
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