public void UpdatePoint(float dx, float dy, ScreenConverter sc)
{
if (curPoint != null)
{
MyPoint cur = curPoint;
if (!(sc.II(cur.X) + dx > Width - 4) && sc.II(cur.X) + dx > 0)
{
cur.X += sc.LR((int)dx);
}
if (!(sc.JJ(cur.Y) + dy > Height - 4) && sc.JJ(cur.Y) + dy > 0)
{
cur.Y -= sc.LR((int)dy);
}
curPoint.Current = false;
}
}
private void WorkPanel_MouseMove(object sender, MouseEventArgs e)
{
if (e.Button.HasFlag(MouseButtons.Left) && !last.IsEmpty)
{
float dx = e.Location.X - last.X;
float dy = e.Location.Y - last.Y;
workSpace.UpdatePoint(dx, dy, con);
WorkPanel.Invalidate();
last = e.Location;
}
if (e.Button.HasFlag(MouseButtons.Right) && !last.IsEmpty)
{
float dx = e.Location.X - last.X;
float dy = e.Location.Y - last.Y;
con.RX -= con.LR(dx);
con.RY += con.LR(dy);
WorkPanel.Invalidate();
last = e.Location;
}
last = e.Location;
}
