前言:
如今姐妹们对“cpanel教程”大体比较珍视,你们都需要知道一些“cpanel教程”的相关知识。那么小编也在网络上汇集了一些有关“cpanel教程””的相关资讯,希望朋友们能喜欢,兄弟们一起来学习一下吧!前两天发了一个相关的视频,效果不是很好,直接上代码,就不用看那十几分钟的视频啦
public class Line:Panel { public enum Direction { Vertical, Horizon } private float _line_width = 1; private Color _line_color = Color.Black; private Direction _direction = Direction.Horizon; public Line() { this.SetStyle(ControlStyles.UserPaint, true); } [Description("设置线宽")] [Category("自定义")] public float LineWidth { get { return _line_width; } set { _line_width = value <= 0 ? 1 : value; this.Invalidate(); } } [Description("设置线的颜色")] [Category("自定义")] public Color LineColor { get { return _line_color; } set { this._line_color = value; this.Invalidate(); } } [Description("设置线的方向")] [Category("自定义")] public Direction LineDirection { get { return _direction; } set { _direction = value; this.Invalidate(); } } protected override void OnPaint(PaintEventArgs e) { Rectangle rec = this.ClientRectangle; Point pStart; Point pEnd ; switch (_direction) { case Direction.Vertical: int x = rec.Width/ 2; int xd2 = x; pStart = new Point(x, rec.Y); pEnd = new Point(x, rec.Height); e.Graphics.DrawLine(new Pen(_line_color, _line_width), pStart, pEnd); break; case Direction.Horizon: int y = rec.Height / 2; int yd2 = y; pStart = new Point(rec.X, y); pEnd = new Point(rec.Width, y); e.Graphics.DrawLine(new Pen(_line_color, _line_width), pStart, pEnd); break; default: break; } } }
运行效果图:
主页有那个很长的视频,有兴趣的也可以看下哦(不建议看,太费时间!)
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