//打开
private void button1_Click(object sender, RoutedEventArgs e)
{
if (textBox1.Text == null)
{
MessageBox.Show("数据库名不能为空");
return;
}
if (textBox2.Text == null)
{
MessageBox.Show("表名不能为空");
return;
}
OpenFileDialog dialog = new OpenFileDialog();
dialog.Multiselect = true;
dialog.InitialDirectory = "E:\\0cuijing\\geometry-json-translate-属性保存\\shapefile";
dialog.Filter = "Shape Files (*.shp;*.dbf)|*.shp;*.dbf";
dialog.ShowDialog();
if (dialog.Files == null)
{
return;
}
//判断拖放的文件是否为.shp和.dbf
FileInfo shapefile = null;
FileInfo dbffile = null;
foreach (FileInfo fi in dialog.Files)
{
if (fi.Extension.ToLower() == ".shp")
{
shapefile = fi;
}
if (fi.Extension.ToLower() == ".dbf")
{
dbffile = fi;
}
}
// 读取Shapefile数据
if (shapefile != null && dbffile != null)
{
shapeFileReader.Read(shapefile, dbffile);
}
else
{
MessageBox.Show("请同时选择.dbf和.shp文件");
return;
}
}
void Start()
{
ShapeFile shapeFile = new ShapeFile();
shapeFile.Read(path);
Debug.Log(shapeFile.ToString());
List <Vector3> vertices = new List <Vector3>();
foreach (ShapeFileRecord record in shapeFile.Records)
{
foreach (Vector3 point in record.Points)
{
vertices.Add(point);
Debug.Log(point);
}
foreach (Vector3 point in vertices)
{
Debug.Log(point);
}
}
}
private void openWarning_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Multiselect = true;
if (!(ofd.ShowDialog() ?? false))
{
return;
}
FileInfo shapeFile = null;
FileInfo dbfFile = null;
foreach (FileInfo fi in ofd.Files)
{
if (fi.Extension.ToLower() == ".shp")
{
shapeFile = fi;
}
if (fi.Extension.ToLower() == ".dbf")
{
dbfFile = fi;
}
}
//Read the SHP and DBF files into the ShapeFileReader
ShapeFile shapeFileReader = new ShapeFile();
if (shapeFile != null && dbfFile != null)
{
shapeFileReader.Read(shapeFile, dbfFile);
}
else
{
HtmlPage.Window.Alert("Please select a SP and a DBF file to proceed.");
return;
}
Color[] color = new Color[4];
color[0] = Colors.Blue;
color[1] = Colors.Yellow;
color[2] = Colors.Orange;
color[3] = Colors.Red;
GraphicsLayer graphicsLayer = Map.Layers["Warning Region"] as GraphicsLayer;
graphicsLayer.Graphics.Clear();
WarningRegion region1 = new WarningRegion()
{
Name = "Daya Bay",
Level = 3,
Chla = 15.0
};
WarningRegion region2 = new WarningRegion()
{
Name = "Mirs Bay",
Level = 1,
Chla = 15.0
};
WarningRegion region3 = new WarningRegion()
{
Name = "Shenzhen Bay",
Level = 2,
Chla = 15.0
};
WarningRegion region4 = new WarningRegion()
{
Name = "Maozhou",
Level = 2,
Chla = 15.0
};
WarningRegion region5 = new WarningRegion()
{
Name = "Shekou",
Level = 1,
Chla = 15.0
};
WarningRegion region6 = new WarningRegion()
{
Name = "Lingding",
Level = 1,
Chla = 15.0
};
List <WarningRegion> listregion = new List <WarningRegion>();
listregion.Add(region1);
listregion.Add(region2);
listregion.Add(region3);
listregion.Add(region4);
listregion.Add(region5);
listregion.Add(region6);
int i = 0;
foreach (ShapeFileRecord record in shapeFileReader.Records)
{
Symbol MySm = new SimpleFillSymbol()
{
BorderBrush = new System.Windows.Media.SolidColorBrush(Colors.DarkGray),
BorderThickness = 2,
Fill = new System.Windows.Media.SolidColorBrush(color[listregion[i].Level - 1])
{
Opacity = 0.7
}
};
Graphic graphic = record.ToGraphic();
graphic.Geometry.SpatialReference = new SpatialReference(4326);
if (graphic != null)
{
graphic.Symbol = MySm;
graphicsLayer.Graphics.Add(graphic);
}
graphic.Attributes.Add("Name", listregion[i].Name);
graphic.Attributes.Add("Region", listregion[i]);
i++;
}
}
private void openShp_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Multiselect = true;
if (!(ofd.ShowDialog() ?? false))
{
return;
}
FileInfo shapeFile = null;
FileInfo dbfFile = null;
foreach (FileInfo fi in ofd.Files)
{
if (fi.Extension.ToLower() == ".shp")
{
shapeFile = fi;
}
if (fi.Extension.ToLower() == ".dbf")
{
dbfFile = fi;
}
}
//Read the SHP and DBF files into the ShapeFileReader
ShapeFile shapeFileReader = new ShapeFile();
if (shapeFile != null && dbfFile != null)
{
shapeFileReader.Read(shapeFile, dbfFile);
}
else
{
HtmlPage.Window.Alert("Please select a SP and a DBF file to proceed.");
return;
}
GraphicsLayer graphicsLayer = Map.Layers["Shenzhen Boundary"] as GraphicsLayer;
graphicsLayer.Graphics.Clear();
Symbol MySm = new SimpleFillSymbol()
{
BorderBrush = new System.Windows.Media.SolidColorBrush(Colors.White)
{
},
BorderThickness = 1,
Fill = new System.Windows.Media.SolidColorBrush(System.Windows.Media.Colors.Transparent)
{
Opacity = 0
}
};
foreach (ShapeFileRecord record in shapeFileReader.Records)
{
Graphic graphic = record.ToGraphic();
if (graphic != null)
{
graphic.Symbol = MySm;
graphic.Geometry.SpatialReference = new SpatialReference(4326);
graphicsLayer.Graphics.Add(graphic);
}
}
graphicsLayer.Refresh();
}
void Start()
{
//UnityEngine.Random.InitState(0);
elevations = new List <float>();
//float[] seed = new float[octaves];
//for (int i = 0; i < octaves; i++)
//{
// seed[i] = Random.Range(0.0f, 100.0f);
//}
Polygon polygon = new Polygon();
ShapeFile shapeFile = new ShapeFile();
shapeFile.Read(path);
List <double> MinMax = shapeFile.FileHeader.GetMinMax();
double xMin = MinMax[0];
double xMax = MinMax[1];
double yMin = MinMax[2];
double yMax = MinMax[3];
int intxMin = (int)Math.Floor(xMin);
int intxMax = (int)Math.Ceiling(xMax);
int intyMin = (int)Math.Floor(yMin);
int intyMax = (int)Math.Ceiling(yMax);
Debug.Log(xMin);
Debug.Log(intxMin);
Debug.Log(yMin);
Debug.Log(intyMin);
xsize = 0;
ysize = 0;
Debug.Log(shapeFile.ToString());
//PoissonDiscSampler sampler = new PoissonDiscSampler(xsize, ysize, minPointRadius);
//// Add uniformly-spaced points
//foreach (Vector2 sample in sampler.Samples()) {
// polygon.Add(new Vertex((double)sample.x, (double)sample.y));
//}
//Add some randomly sampled points
//for (int i = 0; i < randomPoints; i++)
//{
// polygon.Add(new Vertex(Random.Range(0.0f, xsize), Random.Range(0.0f, ysize)));
// xpoint = Random.Range(0.0f, xsize);
// ypoint = Random.Range(0.0f, ysize);
// Debug.Log(xpoint);
// Debug.Log(ypoint);
//}
foreach (ShapeFileRecord record in shapeFile.Records)
{
foreach (Vector3 point in record.Points)
{
polygon.Add(new Vertex((double)point.x, (double)point.y));
xpoint = point.x;
ypoint = point.y;
xsize += 1;
ysize += 1;
elevations.Add(point.z);
}
}
TriangleNet.Meshing.ConstraintOptions options = new TriangleNet.Meshing.ConstraintOptions()
{
ConformingDelaunay = true
};
mesh = (TriangleNet.Mesh)polygon.Triangulate(options); //
//bin = new TriangleBin(mesh, xsize, ysize, minPointRadius);
// Sample perlin noise to get elevations
//foreach (Vertex vert in mesh.Vertices)
//{
// float elevation = 0.0f;
// float amplitude = Mathf.Pow(persistence, octaves);
// float frequency = 1.0f;
// float maxVal = 0.0f;
// for (int o = 0; o < octaves; o++)
// {
// float sample = (Mathf.PerlinNoise(seed[o] + (float)vert.x * sampleSize / (float)xsize * frequency,
// seed[o] + (float)vert.y * sampleSize / (float)ysize * frequency) - 0.5f) * amplitude;
// elevation += sample;
// maxVal += amplitude;
// amplitude /= persistence;
// frequency *= frequencyBase;
// }
// elevation = elevation / maxVal;
// Debug.Log(elevation);
// Debug.Log(elevation * elevationScale);
// elevations.Add(elevation * elevationScale);
//}
//foreach (ShapeFileRecord record in shapeFile.Records)
//{
// foreach (Vector3 point in record.Points)
// {
// foreach (Vertex vert in mesh.Vertices)
// {
// elevations.Add(point.z);
// zpoint = point.z;
// Debug.Log(zpoint);
// }
// }
// }
MakeMesh();
//ScatterDetailMeshes();
}
private bool OpenShapeFile()
{
System.Windows.Forms.OpenFileDialog ofd = new System.Windows.Forms.OpenFileDialog();
ofd.Title = App.Current.FindResource("tbSelectSHPFile").ToString();
ofd.RestoreDirectory = true;
ofd.Multiselect = false;
ofd.Filter = "shape file (*.shp)|*.shp";
if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
string shpFileName = ofd.FileName;
string dbfFilename = Path.ChangeExtension(shpFileName, ".dbf");
if (!ofd.CheckFileExists || !File.Exists(dbfFilename))
{
MessageBox.Show(App.Current.FindResource("msgSHPError").ToString(), App.Current.FindResource("msgError").ToString(), MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
try
{
FileInfo fiSHP = new FileInfo(shpFileName);
FileInfo fiDBF = new FileInfo(dbfFilename);
ShapeFile shapeFile = new ShapeFile();
shapeFile.Read(fiSHP, fiDBF);
if (shapeFile.FileHeader.ShapeType != 5)
{
throw new Exception(App.Current.FindResource("msgSHPTypeError").ToString());
}
_graphicsLayer.ClearGraphics();
Envelope env = new Envelope();
foreach (ShapeFileRecord record in shapeFile.Records)
{
Graphic graphic = record.ToGraphic();
//if the coordinates is wgs 84,try to convert to 3857
if (Math.Abs(record.Points[0].X) < 300 || Math.Abs(record.Points[0].Y) < 300)
{
graphic.Geometry = _webMercator.FromGeographic(graphic.Geometry);
}
if (graphic != null)
{
graphic.Symbol = new SimpleFillSymbol()
{
BorderBrush = new SolidColorBrush(Colors.Red),
Fill = new SolidColorBrush(Color.FromArgb(100, 255, 0, 0))
}
}
;
_graphicsLayer.Graphics.Add(graphic);
env = env.Union(graphic.Geometry.Extent);
}
DownloadExtent = _webMercator.ToGeographic(env).Extent;
_downloadPolygon = AppUtility.ConvertEsriPolygonToPBSPolygon(AppUtility.UnionEsriPolygon(_graphicsLayer.Graphics));
return(true);
}
catch (Exception e)
{
MessageBox.Show(e.Message, App.Current.FindResource("msgError").ToString(), MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
return(false);
}
public override void LoadData(string path)
{
shapefile = new ShapeFile(path.Replace(".txt", ".shp"));
shapefile.Read();
}
public ShapeFileRenderer(string path)
{
shapefile = new ShapeFile(path);
shapefile.Read();
}
private int internalQueryFeatures(IFeatureReceiver fr, BoundingRectangle bounds, bool checkBounds)
{
if (_cacheAccessor != null && !string.IsNullOrEmpty(fr.Alias))
{
_cacheAccessor.Key = fr.Alias;
if (_cacheAccessor.ExistsInCache)
{
return(FillFromCache(_cacheAccessor, fr, bounds, _processAttributes));
}
else
{
// If the object is not found in the cache, you must remove all objects from a file, to put them in the cache
checkBounds = false;
}
}
ShapeFile shapeFile = new ShapeFile();
shapeFile.AttributesEncoding = _attributesEncoding;
shapeFile.Read(_fileName, checkBounds ? bounds : null);
if (ProcessAttributes)
{
fr.FeatureAttributeNames.Clear();
foreach (string s in shapeFile.AttributeNames)
{
fr.FeatureAttributeNames.Add(s);
}
}
int result = 0;
string layerHashStr = fr.GetHashCode().ToString();
List <Feature> points = new List <Feature>();
List <Feature> multiPoints = new List <Feature>();
List <Feature> polylines = new List <Feature>();
List <Feature> polygons = new List <Feature>();
foreach (ShapeFileRecord record in shapeFile.Records)
{
if (!checkBounds ||
(record.MaxX >= bounds.MinX && record.MaxY >= bounds.MinY &&
record.MinX <= bounds.MaxX && record.MinY <= bounds.MaxY))
{
Feature newFeature = null;
IGeometry geometry = geometryFromShapeRecord(record);
if (geometry != null)
{
newFeature = new Feature(geometry);
newFeature.UniqKey = layerHashStr + record.RecordNumber.ToString();
if (ProcessAttributes && record.Attributes != null)
{
newFeature.Attributes = record.Attributes.ItemArray;
}
if (processFeature(newFeature, fr, points, multiPoints, polylines, polygons))
{
result++;
}
}
}
}
// If the objects are not extracted from the cache may be added to the cache.
// This should be done only if the retrieval of all objects (checkBounds == false)
if (_cacheAccessor != null && !string.IsNullOrEmpty(fr.Alias) &&
checkBounds == false)
{
addFeaturesToCache(fr, points, multiPoints, polylines, polygons);
}
return(result);
}
