private void pictureBox1_Paint(object sender, PaintEventArgs e)
{
if (mgP != null)
{
e.Graphics.Transform = new Matrix(zoom.X, 0f, 0f, -zoom.Y, ox, oy1);
mgP.Draw(e.Graphics, true);
e.Graphics.DrawLine(penE, x1, (float)E, x2, (float)E);
}
}
private void pictureBox2_Paint(object sender, PaintEventArgs e)
{
if (mgQDotPlus != null)
{
e.Graphics.Transform = new Matrix(zoom.X, 0f, 0f, -zoom.Y, ox, oy2);
mgQDotPlus.Draw(e.Graphics, true);
e.Graphics.ScaleTransform(1, -1);
mgQDotPlus.DrawGraphic(e.Graphics);
}
}