我希望能够在TrueType字体文件中提取每个字母的几何.每个字母都有一组坐标,假设每个字母都在自己的网格中.
如图所示,千言万语 – 我想获得与下图相似的字母顶点(由http://polymaps.org/提供)
更新
由于提示使用GDI,现在已经将其集成到.NET System.Drawing.Drawing2D中,我获得了以下代码来创建WKT多边形.没有bezier曲线可能.即使在翻转和旋转字母后,某些路径仍然无法正确连接.
// C# Visual Studio GraphicsPath gp = new GraphicsPath(); Point origin = new Point(0,0); StringFormat format = new StringFormat(); FontFamily ff = new FontFamily("Arial"); //enter letter here gp.AddString("T",ff,12,origin,format); //ABCDEFGHIJKLMNOPQRSTUVWXYZ StringBuilder sb = new StringBuilder(); sb.AppendLine("DECLARE @g geometry;"); sb.Append("SET @g = geometry::STGeomFromText('POLYGON (("); Matrix flipmatrix = new Matrix(-1,1,0); gp.Transform(flipmatrix); Matrix rotationtransform = new Matrix(); RectangleF r = gp.GetBounds(); // Get center point PointF rotationPoint = new PointF(r.Left + (r.Width / 2),r.Top + (r.Height / 2)); rotationtransform.RotateAt(180,rotationPoint); gp.Transform(rotationtransform); //gp.CloseAllFigures(); //make sure the polygon is closed - does not work foreach (PointF pt in gp.PathData.Points) { sb.AppendFormat("{0} {1},",pt.X,pt.Y); } PointF firstpoint = gp.PathData.Points[0]; sb.AppendFormat("{0} {1}",firstpoint.X,firstpoint.Y); //make last point same as first sb.Append("))',0);"); sb.AppendLine(""); sb.AppendLine("SELECT @g"); System.Diagnostics.Debug.WriteLine(sb.ToString());