protected override void OnPaint(PaintEventArgs e)
{
Graphics dc = e.Graphics; if (e.ClipRectangle.Top < 132 && e.ClipRectangle.Left < 82)
{
Pen bluePen = new Pen(Color.Blue);
dc.DrawRectangle(bluePen,0,0,50,50);
}
base.OnPaint(e);
}
{
Graphics dc = e.Graphics; if (e.ClipRectangle.Top < 132 && e.ClipRectangle.Left < 82)
{
Pen bluePen = new Pen(Color.Blue);
dc.DrawRectangle(bluePen,0,0,50,50);
}
base.OnPaint(e);
}
解决方案 »
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