private LineSegment2D GetLineSegment(int a, int b)
{
Point2D first = CurrentPolygon.GetPoint(a);
Point2D second = CurrentPolygon.GetPoint(b);
return(new LineSegment2D(first, second));
}
public void Draw(Graphics g)
{
//site poligoni veke kompletirani
foreach (Polygon p in Polygons)
{
p.Draw(g);
}
Pen pen = new Pen(Color.Black, 1);
pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
//momentalniot poligon dokolku postoi
if (CurrentPolygon != null)
{
CurrentPolygon.Draw(g);
}
//momentalen poligon dokolku postoi i isprekinata linija do momentalna tocka
if (CurrentPolygon != null)
{
CurrentPolygon.Draw(g);
g.DrawLine(pen, CurrentPolygon.LastPoint(), CurrentPoint);
}
//
if (!FirstPoint.IsEmpty && IsHit)
{
g.DrawEllipse(pen, FirstPoint.X - 5, FirstPoint.Y - 5, 10, 10);
}
pen.Dispose();
}
void ExecuteSelectAll(object o)
{
if (CurrentPolygon != null)
{
CurrentPolygon.SelectAll();
}
FieldView.RefreshView();
}
void ExecuteDeselectAll(object o)
{
if (CurrentPolygon != null)
{
CurrentPolygon.DeselectAll();
}
SelectedField = null;
FieldView.RefreshView();
}
private void StartDrawingPolygon()
{
if (Clicks.Count == 1)
{
Poligon poligon = new Poligon(Drawing, GuidMapLogic);
CurrentPolygon = poligon;
GraphicObjects.Add(poligon.Guid, poligon);
return;
}
var line = new Line(Clicks[Clicks.Count - 2], Clicks.Last(), Width, Drawing, GuidMapLogic, CurrentPolygon);
CurrentPolygon.AddLine(line);
line.DrawItself();
}
private LineSegment2D ChooseDiviser(LineSegment2D lineSegment)
{
for (int i = 0; i < CurrentPolygon.VertexCount; i++)
{
LineSegment2D Edge = CurrentPolygon.GetEdge(i);
if (Edge == lineSegment || Edge.Intersects(lineSegment) || !Edge.LineIntersects(lineSegment))
{
continue;
}
Point2D divPoint = lineSegment.ToLine().Intersects(Edge.ToLine());
if (lineSegment.Contains(divPoint))
{
continue;
}
LineSegment2D divLine = new LineSegment2D(lineSegment.LastPoint, divPoint);
if (divLine.Contains(lineSegment.FirstPoint))
{
//divLine = new LineSegment2D(lineSegment.FirstPoint, divPoint);
continue;
}
/*if (CurrentPolygon.InflectsEdge(divLine))
* {
* int ssi = 0;
* }*/
if (!CurrentPolygon.Contains(divLine))
{
continue;
}
if (divPoint == this.LastPoint)
{
///need trace here
return(divLine);
}
if (this.isApart(divLine, this.CurrentPointIndex, this.LastPointIndex))
{
return(divLine);
}
}
return(null);
}
private bool isApart(LineSegment2D lineSegment, int c, int d)
{
double a = CurrentPolygon.OnEdge(lineSegment.FirstPoint) - 0.5;
double b = CurrentPolygon.OnEdge(lineSegment.LastPoint) - 0.5;
if (a < 0)
{
a += CurrentPolygon.VertexCount;
}
if (b < 0)
{
b += CurrentPolygon.VertexCount;
}
return(isApart(a, b, c, d));
}
void ExecuteDelete(object o)
{
if (CurrentPolygon.PointsCount - CurrentPolygon.SelectedPointsCount >= 3)
{
CurrentPolygon.RemoveSelected();
FieldView.RefreshView();
}
else
{
if (ParentPresenter.MasterView.ShowInfoYesNoMessage("Are you sure", "This operation will delete field"))
{
deleteSelectedField();
}
}
FieldView.RefreshView();
}
void ExecuteAddNewImmediately(object o)
{
if (CurrentPolygon != null)
{
CurrentPolygon.DeselectAll();
}
var hSize = 20;
var location = FieldView.GetCurrentMousePos();
var polygon = new FieldPolygon();
polygon.AddPoint(new Vector2(location.X - hSize, location.Y - hSize));
polygon.AddPoint(new Vector2(location.X + hSize, location.Y - hSize));
polygon.AddPoint(new Vector2(location.X + hSize, location.Y + hSize));
polygon.AddPoint(new Vector2(location.X - hSize, location.Y + hSize));
commitPoly(polygon);
FieldView.RefreshView();
}
private void StopDrawPolygon()
{
if (Clicks.Count > 2)
{
var line = new Line(Clicks.Last(), Clicks.First(), Width, Drawing, GuidMapLogic, CurrentPolygon);
CurrentPolygon.AddLastLine(line);
line.DrawItself();
CurrentPolygon
.Lines.ForEach(poligonLine => GraphicObjects.Add(poligonLine.Guid, poligonLine));
CurrentPolygon
.Verticies.ForEach(poligonVerticle => GraphicObjects.Add(poligonVerticle.Guid, poligonVerticle));
CurrentPolygon.DrawOnGuidMap();
//GuidMapLogic.SetOnMap(CurrentPolygon);
}
_buttonControl.StopDrawingPoligon();
Clicks.Clear();
}
public void Click(Point Location)
{
if (FirstPoint.IsEmpty)
{
FirstPoint = Location;
CurrentPolygon = new Polygon();
CurrentPolygon.AddPoint(Location);
}
else
{
CurrentPolygon.AddPoint(Location);
if (IsHit)
{
CurrentPolygon.isCompleted = true;
Polygons.Add(CurrentPolygon);
FirstPoint = Point.Empty;
CurrentPolygon = null;
}
}
}
void ExecuteAddNew(object o)
{
if (CurrentPolygon != null)
{
CurrentPolygon.DeselectAll();
}
_currentClickableAction = new NewFieldClickAction();
_currentClickableAction.ActionDone += (sender, args) =>
{
var poly = args.Result as IFieldPolygon;
if (poly == null)
{
return;
}
commitPoly(poly);
FieldView.RefreshView();
};
}
void ExecuteMerge(object o)
{
CurrentPolygon.MergeSelected();
FieldView.RefreshView();
}
void ExecuteSplit(object o)
{
CurrentPolygon.SplitSelected();
FieldView.RefreshView();
}
