Question

用c# 怎么制作一个简易的画板

用 c# win 编写一个简易的 图画板

Answer 1

private void Form_Paint(object sender, PaintEventArgs e)
{
this.CreateGraphics().DrawLine(new Pen(new SolidBrush(Color.Red), 5.0f), 0, 0, this.Width, this.Height);
}