public static Layer Parse(string FileName)
{
Layer lr = new Layer();
StreamReader sr = new StreamReader((System.IO.Stream)File.OpenRead(FileName), System.Text.Encoding.Default);
string str = null;
str = sr.ReadLine();
while (str.IndexOf("data", StringComparison.CurrentCultureIgnoreCase) == -1)
str = sr.ReadLine();
sr.ReadLine();
while (!sr.EndOfStream)
{
str = sr.ReadLine();
if (str.Contains("Point"))
{
string[] Coords = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
str = sr.ReadLine();
Point p;
if (str.Contains("Symbol"))
{
string[] Symbol = str.Split(new char[] { ' ', ',', '(', ')' }, StringSplitOptions.RemoveEmptyEntries);
p = new Point(Convert.ToDouble(Coords[1]), Convert.ToDouble(Coords[2]), Convert.ToChar(Convert.ToInt32(Symbol[1]) + 1));
Color color = IntToColor(Convert.ToInt32(Symbol[2]));
p.SolidBrush = new SolidBrush(color);
p.Font = new Font("MapInfo Symbols", Convert.ToInt32(Symbol[3]));
}
else
{
p = new Point(Convert.ToDouble(Coords[1]), Convert.ToDouble(Coords[2]), '*');
p.SolidBrush = new SolidBrush(Color.Black);
p.Font = new Font("MapInfo Symbols", 18);
}
p.Visibility = true;
lr.AddMapObject(p);
}
else
if (str.Contains("Line"))
{
string[] Coords = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
str = sr.ReadLine();
Line l = new Line(Convert.ToDouble(Coords[1]), Convert.ToDouble(Coords[2]), Convert.ToDouble(Coords[3]), Convert.ToDouble(Coords[1]));
if (str.Contains("Pen"))
{
string[] Pen = str.Split(new char[] { ' ', ',', '(', ')' }, StringSplitOptions.RemoveEmptyEntries);
int Width = Convert.ToInt32(Pen[1]);
l.Visibility = true;
Color color = IntToColor(Convert.ToInt32(Pen[3]));
l.Pen = new Pen(color, Width);
switch (Pen[2])
{
case "1":
l.Pen.Color = Color.FromArgb(0);
break;
case "2":
l.Pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Solid;
break;
case "3":
l.Pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
break;
case "4":
l.Pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
break;
case "5":
l.Pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
break;
default:
l.Pen.DashStyle = System.Drawing.Drawing2D.DashStyle.DashDot;
break;
}
}
else
{
l.Pen = new Pen(Color.Black, 5);
l.Visibility = true;
}
lr.AddMapObject(l);
}
else
if (str.Contains("Pline"))
{
string[] Pline = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
string[] Coords;
List<Polyline> list = new List<Polyline>();
Polyline pl = null;
Pen p = null;
int numsections;
if (Pline.Length == 3)
numsections = Convert.ToInt32(Pline[2]); //Количество секций мультиполилинии
else
numsections = 1;
int counter = 0;
int numpts; //Количество точек в текущей секции
string[] ar;
while (counter < numsections)
{
if (Pline.Length == 2)
numpts = Convert.ToInt32(Pline[1]);
else
{
str = sr.ReadLine();
ar = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
numpts = Convert.ToInt32(ar[0]);
}
counter++;
pl = new Polyline();
pl.Visibility = true;
for (int i = 0; i < numpts; i++)
{
str = sr.ReadLine();
Coords = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
pl.AddNode(Convert.ToDouble(Coords[0]), Convert.ToDouble(Coords[1]));
}
list.Add(pl);
}
str = sr.ReadLine();
if (str.Contains("Pen"))
{
string[] Pen = str.Split(new char[] { ' ', ',', '(', ')' }, StringSplitOptions.RemoveEmptyEntries);
int Width = Convert.ToInt32(Pen[1]);
Color color = IntToColor(Convert.ToInt32(Pen[3]));
p = new Pen(color, Width);
switch (Pen[2])
{
case "1":
p.Color = Color.FromArgb(0);
break;
case "2":
p.DashStyle= System.Drawing.Drawing2D.DashStyle.Solid;
break;
case "3":
p.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
break;
case "4":
p.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
break;
case "5":
p.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
break;
default:
p.DashStyle = System.Drawing.Drawing2D.DashStyle.DashDot;
break;
}
}
else
{
p = new Pen(Color.Black, 5);
}
foreach (Polyline polyline in list)
{
polyline.Pen = p;
lr.AddMapObject(polyline);
}
}
else
if (str.Contains("Region"))
{
Polygon pg = null;
System.Drawing.Brush br = null;
string[] Region = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
string[] Coords;
string[] Brush;
Color ForegroundColor;
Color BackgroundColor;
Pen p = null;
List<Polygon> list = new List<Polygon>();
int numsections = Convert.ToInt32(Region[1]); //Количество секций мультиполигона
int counter = 0;
string[] ar;
int numpts; //Количество вершин полигона в текущей секции
while (counter < numsections)
{
str = sr.ReadLine();
ar = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
numpts = Convert.ToInt32(ar[0]);
pg = new Polygon();
pg.Visibility = true;
for (int i = 0; i < numpts; i++)
{
str = sr.ReadLine();
Coords = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
pg.AddNode(Convert.ToDouble(Coords[0]), Convert.ToDouble(Coords[1]));
}
counter++;
list.Add(pg);
}
str = sr.ReadLine();
if (str.Contains("Pen"))
{
string[] Pen = str.Split(new char[] { ' ', ',', '(', ')' }, StringSplitOptions.RemoveEmptyEntries);
int Width = Convert.ToInt32(Pen[1]);
Color color = IntToColor(Convert.ToInt32(Pen[3]));
p = new Pen(color, Width);
switch (Pen[2])
{
case "1":
p.Color = Color.FromArgb(0);
break;
case "2":
p.DashStyle = System.Drawing.Drawing2D.DashStyle.Solid;
break;
case "3":
p.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
break;
case "4":
p.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
break;
case "5":
p.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
break;
default:
p.DashStyle = System.Drawing.Drawing2D.DashStyle.DashDot;
break;
}
str = sr.ReadLine();
}
else
p = new Pen(Color.Black, 5);
if (str.Contains("Brush"))
{
Brush = str.Split(new char[] { ' ', '(', ')', ',' }, StringSplitOptions.RemoveEmptyEntries);
ForegroundColor = IntToColor(Convert.ToInt32(Brush[2]));
if (Brush.Length == 4)
BackgroundColor = IntToColor(Convert.ToInt32(Brush[3]));
else
BackgroundColor = Color.White;
switch (Brush[1])
{
case "1":
br = new System.Drawing.SolidBrush(Color.FromArgb(0));
break;
case "2":
br = new System.Drawing.SolidBrush(ForegroundColor);
break;
case "3":
br = new System.Drawing.Drawing2D.HatchBrush(System.Drawing.Drawing2D.HatchStyle.Horizontal, ForegroundColor, BackgroundColor);
break;
case "4":
br = new System.Drawing.Drawing2D.HatchBrush(System.Drawing.Drawing2D.HatchStyle.Vertical, ForegroundColor, BackgroundColor);
break;
case "5":
br = new System.Drawing.Drawing2D.HatchBrush(System.Drawing.Drawing2D.HatchStyle.BackwardDiagonal, ForegroundColor, BackgroundColor);
break;
case "6":
br = new System.Drawing.Drawing2D.HatchBrush(System.Drawing.Drawing2D.HatchStyle.ForwardDiagonal, ForegroundColor, BackgroundColor);
break;
default:
br = new System.Drawing.Drawing2D.HatchBrush(System.Drawing.Drawing2D.HatchStyle.LargeGrid, ForegroundColor, BackgroundColor);
break;
}
}
else
br = new System.Drawing.SolidBrush(Color.Green);
foreach (Polygon polygon in list)
{
polygon.Brush = br;
polygon.Pen = p;
lr.AddMapObject(polygon);
}
}
else
if (str.Contains("Text"))
{
string[] Text = str.Split(new char[] { ' ', '"' }, StringSplitOptions.RemoveEmptyEntries);
string[] Font;
string text;
string[] Coords;
Text txt;
SolidBrush sb;
Font font;
if (Text.Length == 2)
text = Text[1];
else
{
str = sr.ReadLine();
Text = str.Split(new char[] { '"' }, StringSplitOptions.RemoveEmptyEntries);
text = Text[0];
}
str = sr.ReadLine();
Coords = str.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
str = sr.ReadLine();
if (str.IndexOf("font", StringComparison.CurrentCultureIgnoreCase) != -1)
{
FontStyle fs = FontStyle.Regular;
Font = str.Split(new char[] { ' ', '"', ',', ')', '(', ']', '[' }, StringSplitOptions.RemoveEmptyEntries);
sb = new SolidBrush(IntToColor(Convert.ToInt32(Font[4])));
switch (Font[2])
{
case "1":
fs = FontStyle.Bold;
break;
case "2":
fs = FontStyle.Italic;
break;
case "3":
fs = FontStyle.Underline;
break;
}
font = new Font(Font[1], Convert.ToInt32(Font[3]), fs);
}
else
{
font = new Font("TimesNewRoman", 14);
sb = new SolidBrush(Color.Black);
}
txt = new Text(text, font, Convert.ToDouble(Coords[0]), Convert.ToDouble(Coords[1]));
txt.SolidBrush = sb;
txt.Visibility = true;
lr.AddMapObject(txt);
}
}
lr.MapObjects.Sort(delegate(MapObject mo1, MapObject mo2)
{ return mo1.Priority.CompareTo(mo2.Priority); });
return lr;
}
/// <summary>
/// ������Բ
/// </summary>
/// <params name="pEnvelope"></params>
public void DrawEllipse(IEnvelope pEnvelope)
{
IFeatureLayer pFeatureLayer = m_pCurrentLayer as IFeatureLayer;
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
IConstructEllipticArc constructEllipticArc = new EllipticArcClass();
constructEllipticArc.ConstructEnvelope(pEnvelope);
IEllipticArc ellipse = constructEllipticArc as IEllipticArc;
ISegment segment = ellipse as ISegment;
ISegmentCollection pPolyline = new Polyline() as ISegmentCollection;
object Missing = Type.Missing;
pPolyline.AddSegment(segment, ref Missing, ref Missing);
IGeometry poly = pPolyline as IGeometry;
IFeature pCircleFeature = pFeatureClass.CreateFeature();
pCircleFeature.Shape = poly as PolylineClass;
pCircleFeature.Store();
//�ֲ�ˢ��
IInvalidArea pInvalidArea = new InvalidAreaClass();
pInvalidArea.Add(poly);
pInvalidArea.Display = m_hookHelper.ActiveView.ScreenDisplay;
pInvalidArea.Invalidate((short)esriScreenCache.esriAllScreenCaches);
}
