private void Clear_Click(object sender, EventArgs e) { using (Graphics Graph = PictBoxTask2.CreateGraphics()) { Graph.Clear(Color.LightGray); } }
private void DrawH(int x, int y, int size) { Pen myPen = new Pen(Color.Black, 1); using (Graphics Graph = PictBoxTask2.CreateGraphics()) { Graph.DrawLine(myPen, x - size, y - size, x - size, y + size); Graph.DrawLine(myPen, x - size, y, x + size, y); Graph.DrawLine(myPen, x + size, y - size, x + size, y + size); } }