private void drawingPanel_Click(object sender, EventArgs e)
{
MouseEventArgs mos = e as MouseEventArgs;
switch (mode)
{
case Mode.ConstructCurve:
case Mode.PathCreate:
if (mos.Button == MouseButtons.Left)
{
construct.Add(mos.Location);
(sender as Panel).Invalidate();
construct.exit = false;
}
else if (mos.Button == MouseButtons.Right)
{
if (mode == Mode.PathCreate)
{
if (construct.exit)
{
WorkingMode = Mode.Normal;
Cursor = Cursors.Default;
}
else if (construct.CanBeDrawed() && construct.currentSet == null) // first curve
{
Complex last = new Complex(construct.bezier.points[construct.bezier.points.Count - 1]);
construct.currentSet = new BezierSet(construct.bezier);
beziers.Add(construct.currentSet);
construct.bezier = new Bezier();
construct.pt = new List<Complex>();
construct.Add(new Point((int)last.Re, (int)last.Im));
}
else if (construct != null && construct.currentSet != null && construct.bezier != null)
{
var last = construct.currentSet.set.Last();
construct.currentSet.set.Add(construct.bezier);
last.ConnectRight(construct.bezier, false); // polacz z pierwszym
Complex l = construct.bezier.points[construct.bezier.Degree - 1];
construct.pt = new List<Complex>();
construct.Add(new Point((int)l.Re, (int)l.Im));
}
construct.exit = true;
}
else
{
if (construct != null && construct.bezier != null && construct.bezier.points.Count > 1)
{
beziers.Add(new BezierSet(construct.bezier));
}
WorkingMode = Mode.Normal;
Cursor = Cursors.Default;
}
(sender as Panel).Invalidate();
}
break;
case Mode.AddingNewCurve:
if (mos.Button == MouseButtons.Left)
{
addnew.Add(mos.Location);
(sender as Panel).Invalidate();
if (addnew.Ready())
{
Cursor = Cursors.Arrow;
FormAddCurve ask = new FormAddCurve();
ask.ShowDialog(this);
// construct curve with enough control points
Bezier b = new Bezier(addnew.pt, ask.Degree - 2);
beziers.Add(new BezierSet(b));
// exit adding curve
WorkingMode = Mode.Normal;
drawingPanel.Invalidate();
}
}
break;
case Mode.Merging:
if (mos.Button == MouseButtons.Right)
WorkingMode = Mode.Normal;
else if (mos.Button == MouseButtons.Left)
{
var p = FindNearestPoint(mos);
if (p != null)
{
if (normalMode.ptr.i == 0) // jesli zaznaczony byl po lewej
{
if (normalMode.ptr.bez.ConnectLeft(p.bez, p.i != 0)) // to dopnij z prawej strony z odpowiednim koncem
{
if (p.bset != normalMode.ptr.bset)
{
normalMode.ptr.bset.Add(p.bset);
beziers.Remove(p.bset);
}
drawingPanel.Invalidate();
WorkingMode = Mode.Normal;
}
}
else if (normalMode.ptr.i == normalMode.ptr.bez.Degree - 1)
{
if (normalMode.ptr.bez.ConnectRight(p.bez, p.i != 0))
{
if (p.bset != normalMode.ptr.bset)
{
normalMode.ptr.bset.Add(p.bset);
beziers.Remove(p.bset);
}
drawingPanel.Invalidate();
WorkingMode = Mode.Normal;
}
}
}
}
break;
}
}
private void podniesStopienToolStripMenuItem_Click(object sender, EventArgs e)
{
if (normalMode.ptr != null)
{
int degree = normalMode.ptr.bez.points.Count;
FormAddCurve form = new FormAddCurve(degree);
form.ShowDialog(this);
int diff = form.Degree - degree;
if (diff > 0)
normalMode.ptr.bez.DegreeElevate(diff);
else if (diff < 0)
normalMode.ptr.bez.DegreeReduction(-diff);
else return;
drawingPanel.Invalidate();
}
}