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NotYoojunNotYoojun
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Add CornerRadiusEx and accessories
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‎source/iNKORE.UI.WPF/Common/CornerRadiusEx.cs‎

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using System;
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using System.Collections.Generic;
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using System.Diagnostics.CodeAnalysis;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Media;
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namespace iNKORE.UI.WPF.Common
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{
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/// <summary>
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/// This is similar to the CornerRadius class in WPF, but it allows different values in X and Y axis for each corner.
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/// </summary>
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public struct CornerRadiusEx: IEquatable<CornerRadiusEx>
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{
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// According to WPF CornerRadius, these properties are mutable, so we can't use readonly fields.
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private double _topLeftX;
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public double TopLeftX
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{
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get { return this._topLeftX; }
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set { this._topLeftX = value; }
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}
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private double _topLeftY;
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public double TopLeftY
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{
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get { return this._topLeftY; }
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set { this._topLeftY = value; }
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}
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private double _topRightX;
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public double TopRightX
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{
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get { return this._topRightX; }
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set { this._topRightX = value; }
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}
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private double _topRightY;
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public double TopRightY
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{
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get { return this._topRightY; }
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set { this._topRightY = value; }
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}
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private double _bottomLeftX;
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public double BottomLeftX
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{
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get { return this._bottomLeftX; }
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set { this._bottomLeftX = value; }
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}
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private double _bottomLeftY;
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public double BottomLeftY
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{
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get { return this._bottomLeftY; }
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set { this._bottomLeftY = value; }
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}
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private double _bottomRightX;
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public double BottomRightX
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{
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get { return this._bottomRightX; }
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set { this._bottomRightX = value; }
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}
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private double _bottomRightY;
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public double BottomRightY
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{
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get { return this._bottomRightY; }
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set { this._bottomRightY = value; }
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}
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public CornerRadiusEx(double topLeftX, double topLeftY, double topRightX, double topRightY, double bottomLeftX, double bottomLeftY, double bottomRightX, double bottomRightY)
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{
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this._topLeftX = topLeftX;
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this._topLeftY = topLeftY;
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this._topRightX = topRightX;
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this._topRightY = topRightY;
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this._bottomLeftX = bottomLeftX;
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this._bottomLeftY = bottomLeftY;
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this._bottomRightX = bottomRightX;
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this._bottomRightY = bottomRightY;
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}
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public CornerRadiusEx(CornerRadius cornerRadius): this(cornerRadius.TopLeft, cornerRadius.TopLeft, cornerRadius.TopRight, cornerRadius.TopRight, cornerRadius.BottomLeft, cornerRadius.BottomLeft, cornerRadius.BottomRight, cornerRadius.BottomRight)
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{
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}
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public CornerRadiusEx(double uniformRadius) : this(uniformRadius, uniformRadius, uniformRadius, uniformRadius, uniformRadius, uniformRadius, uniformRadius, uniformRadius)
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{
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}
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public static implicit operator CornerRadiusEx(CornerRadius cornerRadius)
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{
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return new CornerRadiusEx(cornerRadius);
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}
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public override string ToString()
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{
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return $"{TopLeftX} {TopLeftY}, {TopRightX} {TopRightY}, {BottomLeftX} {BottomLeftY},{BottomRightX} {BottomRightY}";
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}
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/// <summary>
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/// Converts this CornerRadiusEx to regular WPF CornerRadius. When the values are different in X and Y axis, an average is used.
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/// </summary>
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public CornerRadius ToCornerRadius()
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{
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return new CornerRadius
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(
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(TopLeftX + TopLeftY) / 2,
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(TopRightX + TopRightY) / 2,
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(BottomRightX + BottomRightY) / 2,
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(BottomLeftX + BottomLeftY) / 2
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);
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}
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/// <summary>
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/// Draws a rounded rectangle geometry with the specified rect and corner radius.
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/// </summary>
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public static StreamGeometry CreateRoundedRectangleGeometry(Rect rect, CornerRadiusEx radius)
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{
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var geometry = new StreamGeometry();
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using (var context = geometry.Open())
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{
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// The AI did really a great job! Prompt as follows:
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// c# wpf，我有一个 rect 和 CornerRadiusEx（这个CornerRadiusEx包含 TopLeftX, TopLeftY...每个角都可以自定义 X 和 Y），
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// 现在请你编写一个方法，生成一个 StreamGeometry，其内容就是指定的 rect 加上这个圆角
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context.BeginFigure(new Point(rect.Left + radius.TopLeftX, rect.Top), true, true);
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// Top edge
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context.LineTo(new Point(rect.Right - radius.TopRightX, rect.Top), true, false);
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context.ArcTo(new Point(rect.Right, rect.Top + radius.TopRightY),
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new Size(radius.TopRightX, radius.TopRightY),
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0, false, SweepDirection.Clockwise, true, false);
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// Right edge
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context.LineTo(new Point(rect.Right, rect.Bottom - radius.BottomRightY), true, false);
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context.ArcTo(new Point(rect.Right - radius.BottomRightX, rect.Bottom),
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new Size(radius.BottomRightX, radius.BottomRightY),
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0, false, SweepDirection.Clockwise, true, false);
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// Bottom edge
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context.LineTo(new Point(rect.Left + radius.BottomLeftX, rect.Bottom), true, false);
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context.ArcTo(new Point(rect.Left, rect.Bottom - radius.BottomLeftY),
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new Size(radius.BottomLeftX, radius.BottomLeftY),
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0, false, SweepDirection.Clockwise, true, false);
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// Left edge
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context.LineTo(new Point(rect.Left, rect.Top + radius.TopLeftY), true, false);
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context.ArcTo(new Point(rect.Left + radius.TopLeftX, rect.Top),
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new Size(radius.TopLeftX, radius.TopLeftY),
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0, false, SweepDirection.Clockwise, true, false);
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}
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geometry.Freeze(); // 让几何体不可变，提高性能
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return geometry;
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}
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public override bool Equals(object? obj)
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{
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if (obj is CornerRadiusEx other)
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{
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return Equals(other);
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}
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else
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{
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return false;
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}
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}
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public bool Equals(CornerRadiusEx other)
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{
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return TopLeftX == other.TopLeftX && TopLeftY == other.TopLeftY &&
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TopRightX == other.TopRightX && TopRightY == other.TopRightY &&
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BottomLeftX == other.BottomLeftX && BottomLeftY == other.BottomLeftY &&
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BottomRightX == other.BottomRightX && BottomRightY == other.BottomRightY;
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}
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public static bool operator == (CornerRadiusEx left, CornerRadiusEx right)
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{
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return left.Equals(right);
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}
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public static bool operator != (CornerRadiusEx left, CornerRadiusEx right)
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{
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return !left.Equals(right);
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}
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public override int GetHashCode()
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{
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return _topLeftX.GetHashCode() ^ _topLeftY.GetHashCode() ^ _topRightX.GetHashCode() ^ _topRightY.GetHashCode()
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^ _bottomLeftX.GetHashCode() ^ _bottomLeftY.GetHashCode() ^ _bottomRightX.GetHashCode() ^ _bottomRightY.GetHashCode();
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}
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/// <summary>
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/// Scales every asix of every corner by the specified scale.
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/// </summary>
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/// <param name="scale"></param>
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public void Scale(double scale)
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{
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TopLeftX = TopLeftX * scale;
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TopLeftY = TopLeftY * scale;
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TopRightX = TopRightX * scale;
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TopRightY = TopRightY * scale;
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BottomLeftX = BottomLeftX * scale;
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BottomLeftY = BottomLeftY * scale;
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BottomRightX = BottomRightX * scale;
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BottomRightY = BottomRightY * scale;
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}
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}
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}

‎source/iNKORE.UI.WPF/Controls/ClippedBorder.cs‎

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