public Text(string text, Font Font, GeoPoint BeginPoint)
{
this.Title = text;
this.Font = Font;
this.BeginPoint = BeginPoint;
Priority = 1;
}
public GeoPoint FindMaxCoord()
{
if (MapObjects.Count != 0)
{
double MaxX;
double MaxY;
GeoPoint MaxCoords = new GeoPoint();
GeoPoint gp = new GeoPoint();
MaxX = MapObjects[0].FindMaxCoord().X;
MaxY = MapObjects[0].FindMaxCoord().Y;
foreach (var MapObject in MapObjects)
{
MaxCoords = MapObject.FindMaxCoord();
if (MaxCoords.X > MaxX)
MaxX = MaxCoords.X;
if (MaxCoords.Y > MaxY)
MaxY = MaxCoords.Y;
gp.X = MaxX;
gp.Y = MaxY;
}
return gp;
}
return null;
}
public abstract bool IsCross(GeoPoint gp, double delta);
public override GeoPoint FindMinCoord()
{
GeoPoint gp = new GeoPoint();
if (GeoPointBegin.X < GeoPointEnd.X)
gp.X = GeoPointBegin.X;
else
gp.X = GeoPointEnd.X;
if (GeoPointBegin.Y < GeoPointEnd.Y)
gp.Y = GeoPointBegin.Y;
else
gp.Y = GeoPointEnd.Y;
return gp;
}
public Line(double XBegin, double YBegin, double XEnd, double YEnd)
{
GeoPointBegin = new GeoPoint(XBegin, YBegin);
GeoPointEnd = new GeoPoint(XEnd, YEnd);
Priority = 2;
}
public Line(GeoPoint GeoPointBegin, GeoPoint GeoPointEnd)
{
this.GeoPointBegin = GeoPointBegin;
this.GeoPointEnd = GeoPointEnd;
Priority = 2;
}
public override bool IsCross(GeoPoint gp, double delta)
{
double result = Math.Abs(((GeoPointBegin.Y - GeoPointEnd.Y) * gp.X + (GeoPointEnd.X - GeoPointBegin.X) * gp.Y + GeoPointBegin.X * GeoPointEnd.Y - GeoPointEnd.X * GeoPointBegin.Y) / Math.Sqrt((GeoPointEnd.X - GeoPointBegin.X) * (GeoPointEnd.X - GeoPointBegin.X) + (GeoPointEnd.Y - GeoPointBegin.Y) * (GeoPointEnd.Y - GeoPointBegin.Y)));
double MinY;
double MinX;
double MaxX = FindMaxCoord().X;
double MaxY = FindMaxCoord().Y;
if (GeoPointBegin.X < GeoPointEnd.X)
MinX = GeoPointBegin.X;
else
MinX = GeoPointEnd.X;
if (GeoPointBegin.Y < GeoPointEnd.Y)
MinY = GeoPointBegin.Y;
else
MinY = GeoPointEnd.Y;
if (result <= (Pen.Width / (2 * this.CurrentLayer.CurrentMap.MapScale)) + delta && gp.X <= MaxX + delta && gp.X >= MinX - delta && gp.Y <= MaxY + delta && gp.Y >= MinY - delta)
return true;
else
return false;
}
public override bool IsCross(GeoPoint gp, double delta)
{
if (Check())
{
double MaxX = FindMaxCoord().X;
double MaxY = FindMaxCoord().Y;
double MinX = BeginPoint.X;
double MinY = BeginPoint.Y - TextRenderer.MeasureText(Title, Font).Height / (float)CurrentLayer.CurrentMap.MapScale;
if (gp.X <= MaxX + delta && gp.X >= MinX - delta && gp.Y <= MaxY + delta && gp.Y >= MinY - delta)
return true;
else
return false;
}
return false;
}
public MapObject FindObject(GeoPoint gp, double delta)
{
MaxCoords = new GeoPoint(FindMaxCoord().X, FindMaxCoord().Y);
foreach (MapObject m in MapObjects)
if (m.IsCross(gp, delta))
return m;
return null;
}
public override GeoPoint FindMaxCoord()
{
if (Nodes.Count != 0)
{
GeoPoint gp = new GeoPoint();
double MaxX = Nodes[0].X;
double MaxY = Nodes[0].Y;
foreach (var Node in Nodes)
{
if (Node.X > MaxX)
MaxX = Node.X;
if (Node.Y > MaxY)
MaxY = Node.Y;
}
gp.X = MaxX;
gp.Y = MaxY;
return gp;
}
else
return null;
}
public GeoPoint FindMinCoord()
{
if (MapObjects.Count != 0)
{
double MinX;
double MinY;
GeoPoint MinCoords = new GeoPoint();
GeoPoint gp = new GeoPoint();
MinX = MapObjects[0].FindMinCoord().X;
MinY = MapObjects[0].FindMinCoord().Y;
foreach (var MapObject in MapObjects)
{
MinCoords = MapObject.FindMinCoord();
if (MinCoords.X < MinX)
MinX = MinCoords.X;
if (MinCoords.Y < MinY)
MinY = MinCoords.Y;
gp.X = MinX;
gp.Y = MinY;
}
return gp;
}
return null;
}
public void AddNode(GeoPoint geoPoint)
{
Nodes.Add(geoPoint);
}
public override bool IsCross(GeoPoint gp, double delta)
{
double result;
double MinY;
double MinX;
double MaxX;
double MaxY;
for (int i = 0; i < Nodes.Count - 1; i++)
{
result = Math.Abs(((Nodes[i].Y - Nodes[i + 1].Y) * gp.X + (Nodes[i + 1].X - Nodes[i].X) * gp.Y + Nodes[i].X * Nodes[i + 1].Y - Nodes[i + 1].X * Nodes[i].Y) / Math.Sqrt((Nodes[i + 1].X - Nodes[i].X) * (Nodes[i + 1].X - Nodes[i].X) + (Nodes[i + 1].Y - Nodes[i].Y) * (Nodes[i + 1].Y - Nodes[i].Y)));
if (Nodes[i].X > Nodes[i + 1].X)
{
MaxX = Nodes[i].X;
MinX = Nodes[i + 1].X;
}
else
{
MaxX = Nodes[i + 1].X;
MinX = Nodes[i].X;
}
if (Nodes[i].Y > Nodes[i + 1].Y)
{
MaxY = Nodes[i].Y;
MinY = Nodes[i + 1].Y;
}
else
{
MaxY = Nodes[i + 1].Y;
MinY = Nodes[i].Y;
}
if (result <= (Pen.Width / (2 * this.CurrentLayer.CurrentMap.MapScale)) + delta && gp.X >= MinX - delta && gp.Y <= MaxY + delta && gp.Y >= MinY - delta)
return true;
}
return false;
}
public override GeoPoint FindMinCoord()
{
if (Nodes.Count != 0)
{
GeoPoint gp = new GeoPoint();
double MinX = Nodes[0].X;
double MinY = Nodes[0].Y;
foreach (var Node in Nodes)
{
if (Node.X < MinX)
MinX = Node.X;
if (Node.Y < MinY)
MinY = Node.Y;
}
gp.X = MinX;
gp.Y = MinY;
return gp;
}
else
return null;
}
public Line(double XBegin, double YBegin, double XEnd, double YEnd)
{
GeoPointBegin = new GeoPoint(XBegin, YBegin);
GeoPointEnd = new GeoPoint(XEnd, YEnd);
Priority = 2;
}
public Line(GeoPoint GeoPointBegin, GeoPoint GeoPointEnd)
{
this.GeoPointBegin = GeoPointBegin;
this.GeoPointEnd = GeoPointEnd;
Priority = 2;
}
