public override void OnMouseUp(MouseEventArgs e)
{
var newP = WinManager.Instance.CreatePoint(e.X, CGUtils.ReversedY(e.Y));
if (newP == null)
{
//var currP = form.currPt;
//if (form.Points.Count > 1 && CGUtils.SqrtLength(form.Points[0], currP) < 500) {
// form.Points[0].pred = lastP;
// lastP.succ = form.Points[0];
// Draw.DrawLine(lastP, form.Points[0]);
// Draw.DrawImage();
// lastP = null;
//}
return;
}
Draw.DrawPoint(newP);
Draw.DrawLine(lastP, newP);
var edge = CGEdge.CreateEdge(lastP, newP);
edges.Add(edge);
lastP.owner = edge;
newP.owner = edge;
lastP.succ = newP;
newP.pred = lastP;
lastP = null;
}
public override void OnMouseDown(MouseEventArgs e)
{
if (lastP == null)
{
lastP = WinManager.Instance.CreatePoint(e.X, CGUtils.ReversedY(e.Y));
Draw.DrawPoint(lastP);
}
Draw.DrawImage();
}
public static void DrawPoint(int x, int y, int radius = 4)
{
Rectangle rect = new Rectangle(x - radius / 2, CGUtils.ReversedY(y) - radius / 2, radius, radius);
g.DrawEllipse(pen, rect);
Brush b = new SolidBrush(pointColor);
g.FillEllipse(b, rect);
DrawImage();
}
private void pictureBox1_MouseMove(object sender, MouseEventArgs e)
{
currPt.X = e.X;
currPt.Y = CGUtils.ReversedY(e.Y);
toolStripStatusLabel1.Text = "Spt:" + Spt.X.ToString() + "," + Spt.Y.ToString();
toolStripStatusLabel2.Text = string.Format("CurrPoint: {0},{1}", currPt.X.ToString(), currPt.Y.ToString());
if (chapter != null)
{
chapter.OnMouseMove(e);
}
}
public static void DrawPoint(CGPoint point, bool drawInfo = true, int radius = 4)
{
if (point == null)
{
return;
}
DrawPoint((int)point.x, (int)point.y, radius);
if (drawInfo)
{
g.DrawString(point.id.ToString(), new Font("Arial", 10), new SolidBrush(Color.Black),
(float)point.x - 3, (float)CGUtils.ReversedY(point.y - 3));
}
}
public override void OnMouseMove(MouseEventArgs e)
{
if (form.IsMouseDown)
{
var currP = form.currPt;
for (int i = 0; i < form.Points.Count; i++)
{
if (form.Points[i] != lastP && CGUtils.SqrtLength(form.Points[i], currP) < 500)
{
currP.Y = CGUtils.ReversedY(currP.Y);
Point p = form.PictureBox1.PointToScreen(new Point((int)form.Points[i].x, (int)CGUtils.ReversedY(form.Points[i].y)));
SetCursorPos(p.X, p.Y);
linkPoint = form.Points[i];
}
}
Draw.DrawImage();
}
}
public override void OnMouseUp(MouseEventArgs e)
{
var newP = WinManager.Instance.CreatePoint(e.X, CGUtils.ReversedY(e.Y));
if (newP == null)
{
var currP = form.currPt;
if (CGUtils.SqrtLength(linkPoint, currP) < 500)
{
linkPoint.pred = lastP;
lastP.succ = linkPoint;
Draw.DrawLine(lastP, linkPoint);
Draw.DrawImage();
lastP = null;
}
return;
}
Draw.DrawPoint(newP);
Draw.DrawLine(lastP, newP);
lastP.succ = newP;
newP.pred = lastP;
lastP = newP;
}
public static void DrawLine(float ax, float ay, float bx, float by, Graphics graphic = null)
{
graphic = graphic != null ? graphic : g;
graphic.DrawLine(pen, ax, CGUtils.ReversedY(ay), bx, CGUtils.ReversedY(by));
}