字体预览工具 v1.0.0 初始版本

2026-09-19 23:50:45 +08:00
commit 1883e9ba77
50 changed files with 5959 additions and 0 deletions
@@ -0,0 +1,96 @@
+using System;
+using System.Drawing;
+using System.Drawing.Drawing2D;
+using System.Windows.Forms;
+
+namespace FontPreview;
+
+internal class RoundPanel : Panel
+{
+	private bool mouseOver;
+
+	public int Radius { get; set; }
+
+	public Color BorderColor { get; set; }
+
+	public Color HoverBorder { get; set; }
+
+	public RoundPanel()
+	{
+		DoubleBuffered = true;
+		Radius = 10;
+		BorderColor = Color.FromArgb(226, 230, 235);
+		HoverBorder = Color.FromArgb(98, 137, 200);
+		BackColor = Color.White;
+		SetStyle((ControlStyles)139266, true);
+	}
+
+	protected override void OnResize(EventArgs eventargs)
+	{
+		base.OnResize(eventargs);
+		if (Width > 0 && Height > 0)
+		{
+			GraphicsPath path = GetPath();
+			try
+			{
+				Region = new Region(path);
+			}
+			finally
+			{
+				path?.Dispose();
+			}
+		}
+		Invalidate();
+	}
+
+	protected override void OnPaint(PaintEventArgs e)
+	{
+		base.OnPaint(e);
+		e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
+		GraphicsPath path = GetPath();
+		try
+		{
+			Pen val = new Pen(mouseOver ? HoverBorder : BorderColor, 1.5f);
+			try
+			{
+				e.Graphics.DrawPath(val, path);
+			}
+			finally
+			{
+				val?.Dispose();
+			}
+		}
+		finally
+		{
+			path?.Dispose();
+		}
+	}
+
+	protected override void OnMouseEnter(EventArgs e)
+	{
+		mouseOver = true;
+		Invalidate();
+		base.OnMouseEnter(e);
+	}
+
+	protected override void OnMouseLeave(EventArgs e)
+	{
+		mouseOver = false;
+		Invalidate();
+		base.OnMouseLeave(e);
+	}
+
+	private GraphicsPath GetPath()
+	{
+		int radius = Radius;
+		int num = Width - 1;
+		int num2 = Height - 1;
+		GraphicsPath val = new GraphicsPath();
+		val.AddArc(0, 0, radius * 2, radius * 2, 180f, 90f);
+		val.AddArc(num - radius * 2, 0, radius * 2, radius * 2, 270f, 90f);
+		val.AddArc(num - radius * 2, num2 - radius * 2, radius * 2, radius * 2, 0f, 90f);
+		val.AddArc(0, num2 - radius * 2, radius * 2, radius * 2, 90f, 90f);
+		val.CloseFigure();
+		return val;
+	}
+}