code=C#]
Pen xuxian = new Pen(Color.Red, 3);
xuxian.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;panel1.CreateGraphics().DrawLine(xuxian,0,0,100,100);
[/code]
因为还有别的线,所以不能乱来(比如:一起刷新).
Pen xuxian = new Pen(Color.Red, 3);
xuxian.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;panel1.CreateGraphics().DrawLine(xuxian,0,0,100,100);
[/code]
因为还有别的线,所以不能乱来(比如:一起刷新).
msdn说明:
http://msdn.microsoft.com/zh-cn/library/system.windows.forms.controlpaint.drawreversibleline.aspxvb示例
http://blog.csdn.net/wzuomin/archive/2006/12/13/1441007.aspx
public static void DrawReversibleLine(Point start, Point end, Color backColor);好象不能设置线的粗细