public static void Main(string[] args)
{
//Create new shapefile
Shapefile myShapefile = new Shapefile();
//Define the path of the new shapefile and geometry type
myShapefile.CreateNew(@"D:\GISLesson04\road.shp", ShpfileType.SHP_POINT);
//Create new field
MapWinGIS.Field myField = new Field();
//Set the field properties
myField.Name = "ID";
myField.Type = FieldType.INTEGER_FIELD;
myField.Width = 10;
//Add the filed for the shapefile table
int intFieldIndex = 0;
myShapefile.EditInsertField(myField, ref intFieldIndex, null);
int myCounter = 0;
int myShapeIndex = 0;
string myLine;
// Read the file and display it line by line.
System.IO.StreamReader myFile =
new System.IO.StreamReader(@"D:\GISLesson04\road.csv");
// Using while loop to read csv file line by line
while ((myLine = myFile.ReadLine()) != null)
{
if (myCounter > 0)
{
MapWinGIS.Shape myShape = new Shape();
myShape.Create(ShpfileType.SHP_POINT);
MapWinGIS.Point myPoint = new Point();
myPoint.x = GetX(myLine);
myPoint.y = GetY(myLine);
int myPointIndex = 0;
myShape.InsertPoint(myPoint, ref myPointIndex);
myShapefile.EditInsertShape(myShape, ref myShapeIndex);
myShapeIndex++;
}
myCounter++;
}
myShapefile.StopEditingShapes(true, true, null);
myFile.Close();
Console.ReadKey();
}
/// <summary>
/// 根据坐标在地图上划线
/// </summary>
/// <param name="Xstart"></param>
/// <param name="Ystart"></param>
/// <param name="Xend"></param>
/// <param name="Yend"></param>
public int WriteLine(ClassLine line, LineSet lineSet)
{
Shape shp = new Shape();
shp.Create(ShpfileType.SHP_POLYLINE);
Point pnt = new Point();
pnt.x = line.startX;
pnt.y = line.startY;
int index = shp.numPoints;
shp.InsertPoint(pnt, ref index);
pnt = new Point();
pnt.x = line.endX;
pnt.y = line.endY;
index = shp.numPoints;
shp.InsertPoint(pnt, ref index);
index = sf.NumShapes;
sf.EditInsertShape(shp, ref index);
//var utils = new Utils();
//LinePattern pattern = new LinePattern();
//pattern.AddLine(utils.ColorByName(lineSet.color), lineSet.Width, lineSet.style);
//ShapefileCategory ct = sf.Categories.Add("Railroad");
//ct.DrawingOptions.LinePattern = pattern;
//ct.DrawingOptions.UseLinePattern = true;
//sf.set_ShapeCategory(0, 0);
var utils = new Utils();
LinePattern pattern = new LinePattern();
pattern.AddLine(utils.ColorByName(lineSet.color), lineSet.Width, lineSet.style);
sf.DefaultDrawingOptions.LinePattern = pattern;
sf.DefaultDrawingOptions.UseLinePattern = true;
layerHandle = map.AddLayer(sf, true);
return(layerHandle);
}
private void axMap1_MouseDownEvent(object sender, AxMapWinGIS._DMapEvents_MouseDownEvent e)
{
if (PointF == 1 || PointF == 3)
{
double xP = 0;
double yP = 0;
Shapefile sf = new Shapefile();
bool result = sf.CreateNewWithShapeID("", ShpfileType.SHP_POINT);
MapWinGIS.Point pt = new MapWinGIS.Point();
axMap1.PixelToProj(e.x, e.y, ref xP, ref yP);
pt.x = xP;
pt.y = yP;
comboBox1.Text = FindMinStop(xP, yP);
Shape shp = new Shape();
shp.Create(ShpfileType.SHP_POINT);
shp.InsertPoint(pt, 0);
sf.EditInsertShape(shp, 0);
sf.DefaultDrawingOptions.SetDefaultPointSymbol(tkDefaultPointSymbol.dpsStar);
axMap1.AddLayer(sf, true);
axMap1.SendMouseDown = false;
}
if (PointF == 2 || PointF == 4)
{
double xP = 0;
double yP = 0;
Shapefile sf = new Shapefile();
bool result = sf.CreateNewWithShapeID("", ShpfileType.SHP_POINT);
MapWinGIS.Point pt = new MapWinGIS.Point();
axMap1.PixelToProj(e.x, e.y, ref xP, ref yP);
pt.x = xP;
pt.y = yP;
comboBox2.Text = FindMinStop(xP, yP);
Shape shp = new Shape();
shp.Create(ShpfileType.SHP_POINT);
shp.InsertPoint(pt, 0);
sf.EditInsertShape(shp, 0);
sf.DefaultDrawingOptions.SetDefaultPointSymbol(tkDefaultPointSymbol.dpsStar);
axMap1.AddLayer(sf, true);
axMap1.SendMouseDown = false;
}
}
// <summary>
// Creates a point shapefile by placing 1000 points randomly
// </summary>
public void CreatePointShapefile(AxMap axMap1)
{
axMap1.Projection = tkMapProjection.PROJECTION_NONE;
var sf = new Shapefile();
// MWShapeId field will be added to attribute table
bool result = sf.CreateNewWithShapeID("", ShpfileType.SHP_POINT);
// bounding box for the new shapefile
double xMin = 0.0;
double yMin = 0.0;
double xMax = 1000.0;
double yMax = 1000.0;
// the location of points will be random
Random rnd = new Random(DateTime.Now.Millisecond);
// creating points and inserting them in the shape
for (int i = 0; i < 1000; i++)
{
var pnt = new Point();
pnt.x = xMin + (xMax - xMin) * rnd.NextDouble();
pnt.y = yMin + (yMax - yMin) * rnd.NextDouble();
Shape shp = new Shape();
shp.Create(ShpfileType.SHP_POINT);
int index = 0;
shp.InsertPoint(pnt, ref index);
sf.EditInsertShape(shp, ref i);
}
sf.DefaultDrawingOptions.SetDefaultPointSymbol(tkDefaultPointSymbol.dpsStar);
// adds shapefile to the map
axMap1.AddLayer(sf, true);
// save if needed
//sf.SaveAs(@"c:\points.shp", null);
}
/// <summary>
/// Map a single fishing ground when coming from a selected sampling
/// </summary>
/// <param name="fishingGround"></param>
/// <param name="utmZone"></param>
/// <returns></returns>
public bool MapFishingGround(string fishingGround, fadUTMZone utmZone, string layerName = "", bool testIfInland = false)
{
var sf = new Shapefile();
bool success = false;
var fgLayerName = "Fishing ground";
if (layerName.Length > 0)
{
fgLayerName = layerName;
}
if (sf.CreateNew("", ShpfileType.SHP_POINT))
{
var shp = new Shape();
if (shp.Create(ShpfileType.SHP_POINT))
{
var iShp = 0;
if (_geoProjection.IsGeographic)
{
var result = FishingGrid.Grid25ToLatLong(fishingGround, utmZone);
iShp = shp.AddPoint(result.longitude, result.latitude);
}
else
{
FishingGrid.Grid25_to_UTM(fishingGround, out int x, out int y);
iShp = shp.AddPoint(x, y);
}
if (iShp >= 0 && sf.EditInsertShape(shp, 0))
{
MapLayersHandler.RemoveLayer(fgLayerName);
sf.GeoProjection = _geoProjection;
var ifldLabel = sf.EditAddField("Label", FieldType.STRING_FIELD, 1, 15);
sf.EditCellValue(ifldLabel, iShp, fgLayerName);
sf.CollisionMode = tkCollisionMode.AllowCollisions;
SymbolizeFishingGround(sf, fgLayerName, testIfInland);
success = MapLayersHandler.AddLayer(sf, fgLayerName, true, true) >= 0;
}
}
}
return(success);
}
private void MainMap_MouseDownEvent(object sender, AxMapWinGIS._DMapEvents_MouseDownEvent e)
{
if (e.button == 1) // left button
{
Shapefile sf = MainMap.get_Shapefile(m_layerHandle);
Shape shp = new Shape();
shp.Create(ShpfileType.SHP_POINT);
MapWinGIS.Point pnt = new MapWinGIS.Point();
double x = 0.0;
double y = 0.0;
MainMap.PixelToProj(e.x, e.y, ref x, ref y);
pnt.x = x;
pnt.y = y;
int index = shp.numPoints;
shp.InsertPoint(pnt, ref index);
index = sf.NumShapes;
if (!sf.EditInsertShape(shp, ref index))
{
MessageBox.Show("Failed to insert shape: " + sf.ErrorMsg[sf.LastErrorCode]);
return;
}
MainMap.Redraw();
}
}
public void CreateShapefileTest()
{
var tempFolder = Path.GetTempPath();
var tempFilename = Path.Combine(tempFolder, "CreateShapefileTest.shp");
Helper.DeleteShapefile(tempFilename);
bool result;
// Create shapefile
var sf = new Shapefile {
GlobalCallback = this
};
try
{
result = sf.CreateNewWithShapeID(tempFilename, ShpfileType.SHP_POINT);
Assert.IsTrue(result, "Could not create shapefile");
Assert.IsTrue(sf.EditingShapes, "Shapefile is not in edit shapes mode");
Assert.IsTrue(sf.EditingTable, "Shapefile is not in edit table mode");
// Add fields:
Assert.IsTrue(sf.Table.EditingTable, "Table is not in edit table mode");
var fieldIndex = sf.Table.EditAddField("date", FieldType.STRING_FIELD, 0, 50);
Assert.AreEqual(1, fieldIndex, "Could not add field");
fieldIndex = sf.Table.EditAddField("remarks", FieldType.STRING_FIELD, 0, 100);
Assert.AreEqual(2, fieldIndex, "Could not add field");
fieldIndex = sf.Table.EditAddField("amount", FieldType.INTEGER_FIELD, 0, 3);
Assert.AreEqual(3, fieldIndex, "Could not add field");
Assert.AreEqual(fieldIndex + 1, sf.NumFields, "Number of fields are incorrect");
result = sf.Table.Save();
Assert.IsTrue(result, "Could not save table");
Assert.AreEqual(fieldIndex + 1, sf.NumFields, "Number of fields are incorrect");
// Create shape:
var shp = new Shape();
result = shp.Create(sf.ShapefileType);
Assert.IsTrue(result, "Could not create shape");
// Create point:
var pnt = new Point
{
x = 200,
y = 200
};
// Add point:
var pointIndex = shp.numPoints;
result = shp.InsertPoint(pnt, ref pointIndex);
Assert.IsTrue(result, "Could not insert point");
var shapeIndex = sf.NumShapes;
result = sf.EditInsertShape(shp, ref shapeIndex);
Assert.IsTrue(result, "Could not insert shape");
// Update attributes:
sf.EditCellValue(fieldIndex, shapeIndex, 3);
result = sf.Save();
Assert.IsTrue(result, "Could not save shapefile");
// Check shapefile:
Assert.AreEqual(shapeIndex + 1, sf.NumShapes, "Number of shapes are incorrect");
Assert.AreEqual(fieldIndex + 1, sf.NumFields, "Number of fields are incorrect");
// Close shapefile and re-open:
result = sf.Close();
Assert.IsTrue(result, "Could not close shapefile");
result = sf.Open(tempFilename);
Assert.IsTrue(result, "Could not open shapefile");
// Check shapefile:
Assert.AreEqual(shapeIndex + 1, sf.NumShapes, "Number of shapes are incorrect");
Assert.AreEqual(fieldIndex + 1, sf.NumFields, "Number of fields are incorrect");
}
finally
{
// Close the shapefile:
result = sf.Close();
Assert.IsTrue(result, "Could not close shapefile");
}
}
public void CheckNullValueTableData()
{
bool result;
var sf = new Shapefile {
GlobalCallback = this
};
try
{
// Create in-memory shapefile
result = sf.CreateNewWithShapeID(string.Empty, ShpfileType.SHP_POINT);
Assert.IsTrue(result, "Could not create shapefile");
// Add fields:
var fieldIndex = sf.Table.EditAddField("string", FieldType.STRING_FIELD, 0, 50);
Assert.AreEqual(1, fieldIndex, "Could not add field");
fieldIndex = sf.Table.EditAddField("integer", FieldType.INTEGER_FIELD, 0, 50);
Assert.AreEqual(2, fieldIndex, "Could not add field");
fieldIndex = sf.Table.EditAddField("double", FieldType.DOUBLE_FIELD, 2, 50);
Assert.AreEqual(3, fieldIndex, "Could not add field");
fieldIndex = sf.Table.EditAddField("double", FieldType.DOUBLE_FIELD, 0, 50);
Assert.AreEqual(-1, fieldIndex, "Field was added. This is not correct.");
Assert.AreEqual(4, sf.NumFields, "Wrong number of fields");
// Create shape:
var shp = new Shape();
result = shp.Create(ShpfileType.SHP_POINT);
Assert.IsTrue(result, "Could not create point shape");
// Create point:
var pnt = new Point
{
x = 200,
y = 200
};
// Add point:
var pointIndex = shp.numPoints;
result = shp.InsertPoint(pnt, ref pointIndex);
Assert.IsTrue(result, "Could not insert point");
var shapeIndex = sf.NumShapes;
result = sf.EditInsertShape(shp, ref shapeIndex);
Assert.IsTrue(result, "Could not insert shape");
// Read attribute data, skip the first because that is the ID which always has a value
for (var i = 1; i < sf.NumFields; i++)
{
var value = sf.CellValue[i, 0];
var field = sf.Field[i];
Console.WriteLine($"Is the value of fieldId {i} NULL: {value == null} Type of field is {field.Type}");
// Assert.IsNull(value, $"Value with fieldId {i} is not null, but is '{value}'");
}
}
finally
{
// Close the shapefile:
result = sf.Close();
Assert.IsTrue(result, "Could not close shapefile");
}
}
/// <summary>
/// Creates a polygon shapefile by placing 100 circles randomly.
/// </summary>
public void CreatePolygonShapefile(AxMap axMap1)
{
axMap1.Projection = tkMapProjection.PROJECTION_NONE;
var sf = new Shapefile();
bool result = sf.CreateNewWithShapeID("", ShpfileType.SHP_POLYGON);
if (!result)
{
MessageBox.Show(sf.ErrorMsg[sf.LastErrorCode]);
}
else
{
double xMin = 0.0;
double yMin = 0.0;
double xMax = 1000.0;
double yMax = 1000.0;
var rnd = new Random(DateTime.Now.Millisecond);
int fldX = sf.EditAddField("x", FieldType.DOUBLE_FIELD, 9, 12);
int fldY = sf.EditAddField("y", FieldType.DOUBLE_FIELD, 9, 12);
int fldArea = sf.EditAddField("area", FieldType.DOUBLE_FIELD, 9, 12);
// In a loop we are creating 100 different points using the box established above.
for (int i = 0; i < 100; i++)
{
double xCenter = xMin + (xMax - xMin) * rnd.NextDouble();
double yCenter = yMin + (yMax - yMin) * rnd.NextDouble();
// random radius from 10 to 100
double radius = 10 + rnd.NextDouble() * 90;
// polygons must be clockwise
Shape shp = new Shape();
shp.Create(ShpfileType.SHP_POLYGON);
for (int j = 0; j < 37; j++)
{
Point pnt = new Point();
pnt.x = xCenter + radius * Math.Cos(j * Math.PI / 18);
pnt.y = yCenter - radius * Math.Sin(j * Math.PI / 18);
shp.InsertPoint(pnt, ref j);
}
Debug.Print(shp.Extents.ToDebugString());
sf.EditInsertShape(shp, ref i);
sf.EditCellValue(fldX, i, xCenter.ToString());
sf.EditCellValue(fldY, i, yCenter.ToString());
sf.EditCellValue(fldArea, i, Math.PI * radius * radius);
}
int handle = axMap1.AddLayer(sf, true);
string extents = sf.Extents.ToDebugString();
axMap1.ZoomToLayer(handle);
sf.Categories.Generate(fldArea, tkClassificationType.ctNaturalBreaks, 7);
ColorScheme scheme = new ColorScheme();
scheme.SetColors2(tkMapColor.Wheat, tkMapColor.Salmon);
sf.Categories.ApplyColorScheme(tkColorSchemeType.ctSchemeGraduated, scheme);
axMap1.Redraw();
// save if needed
//sf.SaveAs(@"c:\polygons.shp", null);
}
}
public bool EditInsert(IGeometry geometry, ref int index)
{
return(_shapefile.EditInsertShape(geometry.GetInternal(), ref index));
}
// <summary>
// Creates several buffers around the waterways.
// </summary>
public void CreateBuffer(AxMap axMap1, string dataPath, System.Windows.Forms.ToolStripStatusLabel label)
{
axMap1.Projection = tkMapProjection.PROJECTION_GOOGLE_MERCATOR;
string filename = dataPath + "waterways.shp";
if (!File.Exists(filename))
{
MessageBox.Show("The shapefile with rivers wasn't found: " + filename);
}
else
{
var callback = new Callback(label);
var sf = new Shapefile();
if (!sf.Open(filename, callback))
{
MessageBox.Show(sf.ErrorMsg[sf.LastErrorCode]);
}
else
{
int layerHandle = axMap1.AddLayer(sf, true);
sf = axMap1.get_Shapefile(layerHandle); // in case a copy of shapefile was created by GlobalSettings.ReprojectLayersOnAdding
var utils = new Utils();
sf.DefaultDrawingOptions.LineWidth = 3.0f;
sf.DefaultDrawingOptions.LineColor = utils.ColorByName(tkMapColor.Blue);
const double distance = 150; // meters
var buffers = new List <Shapefile>();
for (int i = 1; i < 5; i++)
{
Shapefile sfBuffer = sf.BufferByDistance(distance * i, 30, false, true);
if (sfBuffer == null)
{
MessageBox.Show("Failed to calculate the buffer: " + sf.ErrorMsg[sf.LastErrorCode]);
return;
}
else
{
sfBuffer.GlobalCallback = callback;
buffers.Add(sfBuffer);
}
}
// now subtract smaller buffers from larger ones
for (int i = buffers.Count - 1; i > 0; i--)
{
Shapefile sfDiff = buffers[i].Difference(false, buffers[i - 1], false);
if (sfDiff == null)
{
MessageBox.Show("Failed to calculate the difference: " + sf.ErrorMsg[sf.LastErrorCode]);
return;
}
else
{
buffers[i] = sfDiff;
}
}
// pass all the resulting shapes to a single shapefile and mark their distance
Shapefile sfResult = buffers[0].Clone();
sfResult.GlobalCallback = callback;
int fieldIndex = sfResult.EditAddField("Distance", FieldType.DOUBLE_FIELD, 10, 12);
for (int i = 0; i < buffers.Count; i++)
{
Shapefile sfBuffer = buffers[i];
for (int j = 0; j < sfBuffer.NumShapes; j++)
{
int index = sfResult.NumShapes;
sfResult.EditInsertShape(sfBuffer.Shape[j].Clone(), ref index);
sfResult.EditCellValue(fieldIndex, index, distance * (i + 1));
}
}
// create visualization categories
sfResult.DefaultDrawingOptions.FillType = tkFillType.ftStandard;
sfResult.Categories.Generate(fieldIndex, tkClassificationType.ctUniqueValues, 0);
sfResult.Categories.ApplyExpressions();
// apply color scheme
var scheme = new ColorScheme();
scheme.SetColors2(tkMapColor.LightBlue, tkMapColor.LightYellow);
sfResult.Categories.ApplyColorScheme(tkColorSchemeType.ctSchemeGraduated, scheme);
layerHandle = axMap1.AddLayer(sfResult, true);
axMap1.Redraw();
//sfResult.SaveAs(@"c:\buffers.shp", null);
}
}
}
/// <summary>
/// The test edit layer.
/// </summary>
/// <returns>
/// The <see cref="bool" />.
/// </returns>
private static bool TestEditLayer()
{
var layer = new OgrLayer();
layer.GlobalCallback = form;
if (!layer.OpenFromDatabase(CONNECTION_STRING, "buildings", true))
{
Debug.Print("Failed to open layer: " + layer.get_ErrorMsg(layer.LastErrorCode));
return(false);
}
// check if editing is supported for driver
Debug.Print("Driver supports editing: " + layer.TestCapability(tkOgrLayerCapability.olcRandomWrite));
// now check if we can actually do it, as there can be other limitations
if (!layer.get_SupportsEditing(tkOgrSaveType.ostSaveAll))
{
Debug.Print("Can't edit a layer: " + layer.get_ErrorMsg(layer.LastErrorCode));
layer.Close();
return(false);
}
Shapefile sf = layer.GetBuffer();
if (sf != null)
{
// possible types of editing
bool editValue = true;
bool addShape = true;
bool editShape = true;
bool removeShape = true;
if (editValue)
{
int shapeIndex = 0;
int fieldIndex = 2;
object val = sf.get_CellValue(fieldIndex, shapeIndex);
sf.EditCellValue(fieldIndex, shapeIndex, "test_writing");
// this flag will notify the driver that changes should saved back to source
sf.ShapeModified[shapeIndex] = true;
}
if (addShape)
{
int shapeIndex = sf.NumShapes;
Shape shp = sf.get_Shape(0);
shp = shp.Buffer(1, 50);
// modified flag is set automatically in this case
bool result = sf.EditInsertShape(shp, ref shapeIndex);
Debug.Print("Shape was inserted: " + result);
}
if (editShape)
{
// since shapefile is in in-memory mode, geometry of shapes can be changed directly;
// bear in mind that this won't work for file-based shapefiles, in that case get_Shape will
// populate Shape object which will have no futher link with parent shapefile
Shape shp = sf.get_Shape(sf.NumShapes - 1);
for (int i = 0; i < shp.numPoints; i++)
{
double x = 0.0, y = 0.0;
if (shp.get_XY(i, ref x, ref y))
{
shp.put_XY(i, x + 0.01, y + 0.01); // let's move it a little
}
}
}
if (removeShape)
{
bool result = sf.EditDeleteShape(sf.NumShapes - 1);
Debug.Print("Shape was deleted: " + result);
}
// saving it
int count;
tkOgrSaveResult saveResults = layer.SaveChanges(out count);
Debug.Print("Save result: " + saveResults);
Debug.Print("Number of shapes saved: " + count);
// displaying info on errors
for (int i = 0; i < layer.UpdateSourceErrorCount; i++)
{
Debug.Print(
"Error for shape id {0}: {1}",
layer.UpdateSourceErrorShapeIndex[i],
layer.UpdateSourceErrorMsg[i]);
}
return(true);
}
layer.Close();
return(false);
}
private static Shapefile CreateBorder(double multiplier = 1d)
{
var sf = new Shapefile();
if (!sf.CreateNewWithShapeID("", ShpfileType.SHP_POLYGON))
{
Assert.Fail("Can't create shapefile Error: " + sf.ErrorMsg[sf.LastErrorCode]);
}
var geoProjection = new GeoProjection();
// WGS 84 / UTM zone 31N
if (!geoProjection.ImportFromEPSG(32631))
{
Assert.Fail("Can't ImportFromEPSG Error: " + geoProjection.ErrorMsg[geoProjection.LastErrorCode]);
}
sf.GeoProjection = geoProjection;
const double startX = 693502.4;
const double startY = 5841019.6;
var shp = new Shape();
if (!shp.Create(ShpfileType.SHP_POLYGON))
{
Assert.Fail("Can't create shape Error: " + shp.ErrorMsg[shp.LastErrorCode]);
}
var numPoints = 0;
if (!shp.InsertPoint(new Point {
x = startX, y = startY
}, ref numPoints))
{
Assert.Fail($"Can't insert point with id: {numPoints} Error: {shp.ErrorMsg[shp.LastErrorCode]}");
}
if (!shp.InsertPoint(new Point {
x = startX - 107 * multiplier, y = startY - 12 * multiplier
}, ref numPoints))
{
Assert.Fail($"Can't insert point with id: {numPoints} Error: {shp.ErrorMsg[shp.LastErrorCode]}");
}
if (!shp.InsertPoint(new Point {
x = startX - 9 * multiplier, y = startY - 99 * multiplier
}, ref numPoints))
{
Assert.Fail($"Can't insert point with id: {numPoints} Error: {shp.ErrorMsg[shp.LastErrorCode]}");
}
if (!shp.InsertPoint(new Point {
x = startX + 11 * multiplier, y = startY - 83 * multiplier
}, ref numPoints))
{
Assert.Fail($"Can't insert point with id: {numPoints} Error: {shp.ErrorMsg[shp.LastErrorCode]}");
}
if (!shp.InsertPoint(new Point {
x = startX, y = startY
}, ref numPoints))
{
Assert.Fail($"Can't insert point with id: {numPoints} Error: {shp.ErrorMsg[shp.LastErrorCode]}");
}
if (!shp.IsValid)
{
Assert.Fail("Shape is invalid: " + shp.IsValidReason);
}
var numShapes = 0;
if (!sf.EditInsertShape(shp, ref numShapes))
{
Assert.Fail("Can't insert shape Error: " + sf.ErrorMsg[sf.LastErrorCode]);
}
Assert.IsFalse(sf.HasInvalidShapes(), "Created border file has invalid shapes");
return(sf);
}
private void loadPolygonFromTextToolStripMenuItem_Click(object sender, EventArgs e)
{
if (openDialog.ShowDialog() != DialogResult.OK)
{
return;
}
List <MapWinGIS.Point> coords = new List <MapWinGIS.Point>();
string file_txt = openDialog.FileName;
string[] lines = System.IO.File.ReadAllLines(file_txt);
for (int i = 0; i < lines.Length; i++)
{
MapWinGIS.Point pTmp = new MapWinGIS.Point();
string line = lines[i];
if (line != "")
{
string[] arr_line = line.Split(' ');
double latt = Convert.ToDouble(arr_line[1]);
double longt = Convert.ToDouble(arr_line[2]);
pTmp.x = latt;
pTmp.y = longt;
}
else
{
pTmp.x = 0.0;
pTmp.y = 0.0;
}
coords.Add(pTmp);
}
// Create Shaefile load Polygon
var sfPoly = new Shapefile();
bool result = sfPoly.CreateNewWithShapeID("", ShpfileType.SHP_POLYGON);
if (!result)
{
MessageBox.Show(sfPoly.ErrorMsg[sfPoly.LastErrorCode]);
}
else
{
Shape shpPoly = new Shape();
shpPoly.Create(ShpfileType.SHP_POLYGON);
int numberPoly = 0;
int numPoint = 0;
for (int i = 0; i < coords.Count; i++)
{
if (coords[i].x == 0.0)
{
if (i != 0)
{
sfPoly.EditInsertShape(shpPoly, ref numberPoly);
numberPoly += 1;
}
numPoint = 0;
shpPoly = new Shape();
shpPoly.Create(ShpfileType.SHP_POLYGON);
}
else
{
shpPoly.InsertPoint(coords[i], ref numPoint);
numPoint += 1;
}
}
sfPoly.EditInsertShape(shpPoly, ref numberPoly);
}
indexTxt = mapControl.AddLayer(sfPoly, true);
// Add to Tree
treeLayers.CheckBoxes = true;
treeLayers.AfterCheck += treeLayer_AfterCheck;
TreeNode layerNode = new TreeNode("Polygon from Text");
layerNode.Checked = true;
treeLayers.Nodes[0].Nodes.Add(layerNode);
layerNode.Parent.Checked = true;
}
private void mapControl_MouseDownEvent(object sender, _DMapEvents_MouseDownEvent e)
{
if (e.button == 2 && listLabel.Visible)
{
ListViewItem x = listLabel.Items[listLabel.SelectedIndices[0]];
string type = x.SubItems[1].Text;
FormEnterLabel enter = new FormEnterLabel(preSelectedShape.ToString(), type);
enter.ShowDialog();
string str_ = enter.label;
String[] rowData = new String[3];
rowData[0] = preSelectedShape.ToString();
rowData[1] = type;
rowData[2] = str_;
ListViewItem item = new ListViewItem(rowData);
listLabel.Items.RemoveAt(preSelectedShape);
listLabel.Items.Insert(preSelectedShape, item);
}
if (!toolGetValues.Checked)
{
return;
}
Shape shp = new Shape();
if (e.button == 1) // left button
{
Shapefile sf = mapControl.get_Shapefile(mapControl.NumLayers - 1);
shp.Create(ShpfileType.SHP_POINT);
MapWinGIS.Point pnt = new MapWinGIS.Point();
double x = 0.0;
double y = 0.0;
mapControl.PixelToProj(e.x, e.y, ref x, ref y);
Console.WriteLine(x.ToString() + "," + y.ToString());
pnt.x = x;
pnt.y = y;
int index = shp.numPoints;
shp.InsertPoint(pnt, ref index);
index = sf.NumShapes;
if (!sf.EditInsertShape(shp, ref index))
{
MessageBox.Show("Failed to insert shape: " + sf.ErrorMsg[sf.LastErrorCode]);
return;
}
mapControl.Redraw();
}
else
{
return;
}
int row;
int column;
double X = 0;
double Y = 0;
mapControl.PixelToProj(e.x, e.y, ref X, ref Y);
MapWinGIS.Image img = mapControl.get_Image(0);
img.ProjectionToImage(X, Y, out column, out row);
double[] vals = new double[img.NoBands];
for (int i = 1; i <= img.NoBands; i++)
{
GdalRasterBand rst = img.get_Band(i);
double pVal;
rst.get_Value(row, column, out pVal);
vals[i - 1] = pVal;
}
FormRasterValue uiRasterValues = new FormRasterValue(vals);
uiRasterValues.ShowDialog();
shp.Clear();
}
/// <summary>
/// maps fishing grounds belonging to a target area, landing site, or type of gear gear
/// </summary>
/// <param name="aoiGUID"></param>
/// <param name="samplingYears"></param>
/// <param name="utmZone"></param>
/// <param name="Aggregated"></param>
/// <param name="notInclude1"></param>
/// <param name="landingSiteGuid"></param>
/// <param name="gearVariationGuid"></param>
public void MapFishingGrounds(string aoiGUID, string samplingYears, fadUTMZone utmZone,
bool Aggregated = true, bool notInclude1 = false, string landingSiteGuid = "",
string gearVariationGuid = "")
{
var query = "";
var sf = new Shapefile();
var ifldAOI = 0;
var ifldLS = 0;
var ifldGear = 0;
var ifldYear = 0;
var ifldFG = 0;
var ifldCount = 0;
var ifldMaxWt = 0;
var ifldMinWt = 0;
var ifldAfgWt = 0;
var ifldEnumerator = 0;
var ifldGearClass = 0;
var ifldNumberHauls = 0;
var ifldNumberFisher = 0;
var ifldDateSet = 0;
var ifldTimeSet = 0;
var ifldDateHauled = 0;
var ifldTimeHauled = 0;
var ifldVessel = 0;
var ifldHP = 0;
var ifldCatchWt = 0;
if (aoiGUID.Length > 0 && samplingYears.Length > 0 && sf.CreateNewWithShapeID("", ShpfileType.SHP_POINT))
{
ifldAOI = sf.EditAddField("AOIName", FieldType.STRING_FIELD, 1, 255);
sf.Field[ifldAOI].Alias = "Target area name";
if (Aggregated)
{
if (landingSiteGuid.Length > 0)
{
ifldLS = sf.EditAddField("LSName", FieldType.STRING_FIELD, 1, 255);
sf.Field[ifldLS].Alias = "Landing site name";
}
if (gearVariationGuid.Length > 0)
{
ifldGear = sf.EditAddField("GearName", FieldType.STRING_FIELD, 1, 255);
sf.Field[ifldGear].Alias = "Gear variation used";
}
ifldYear = sf.EditAddField("Year", FieldType.INTEGER_FIELD, 1, 4);
sf.Field[ifldYear].Alias = "Year sampled";
ifldFG = sf.EditAddField("fg", FieldType.STRING_FIELD, 1, 25);
sf.Field[ifldFG].Alias = "Fishing ground";
ifldCount = sf.EditAddField("n", FieldType.INTEGER_FIELD, 1, 4);
ifldMaxWt = sf.EditAddField("MaxWt", FieldType.DOUBLE_FIELD, 2, 8);
sf.Field[ifldMaxWt].Alias = "Maximum catch weight";
ifldMinWt = sf.EditAddField("MinWt", FieldType.DOUBLE_FIELD, 2, 8);
sf.Field[ifldMinWt].Alias = "Minimum catch weight";
ifldAfgWt = sf.EditAddField("AvgWt", FieldType.DOUBLE_FIELD, 2, 8);
sf.Field[ifldAfgWt].Alias = "Average catch weight";
if (gearVariationGuid.Length > 0)
{
query = $@"SELECT tblAOI.AOIName, tblLandingSites.LSName, tblGearVariations.Variation, tblSampling.FishingGround,
Year([SamplingDate]) AS samplingYear, Count(tblSampling.SamplingGUID) AS n, Max(tblSampling.WtCatch) AS MaxCatch,
Min(tblSampling.WtCatch) AS MinCatch, Avg(tblSampling.WtCatch) AS AvgCatch FROM tblGearVariations
INNER JOIN ((tblAOI INNER JOIN tblLandingSites ON tblAOI.AOIGuid = tblLandingSites.AOIGuid)
INNER JOIN tblSampling ON tblLandingSites.LSGUID = tblSampling.LSGUID) ON tblGearVariations.GearVarGUID = tblSampling.GearVarGUID
WHERE tblLandingSites.LSGUID={{{landingSiteGuid}}} AND tblSampling.GearVarGUID={{{gearVariationGuid}}}
GROUP BY tblAOI.AOIName, tblLandingSites.LSName, tblGearVariations.Variation, tblSampling.FishingGround, Year([SamplingDate]) ";
if (notInclude1)
{
query += $"HAVING Count(tblSampling.SamplingGUID)>1 AND Year([SamplingDate]) In ({samplingYears})";
}
else
{
query += $"HAVING Year([SamplingDate]) In ({samplingYears})";
}
}
else if (landingSiteGuid.Length > 0)
{
query = $@"SELECT tblAOI.AOIName, tblLandingSites.LSName, tblSampling.FishingGround, Year([SamplingDate]) AS samplingYear,
Count(tblSampling.SamplingGUID) AS n, Max(tblSampling.WtCatch) AS MaxCatch, Min(tblSampling.WtCatch) AS MinCatch,
Avg(tblSampling.WtCatch) AS AvgCatch FROM (tblAOI INNER JOIN tblLandingSites ON tblAOI.AOIGuid = tblLandingSites.AOIGuid)
INNER JOIN tblSampling ON tblLandingSites.LSGUID = tblSampling.LSGUID WHERE tblLandingSites.LSGUID={{{landingSiteGuid}}}
GROUP BY tblAOI.AOIName, tblLandingSites.LSName, tblSampling.FishingGround, Year([SamplingDate]) ";
if (notInclude1)
{
query += $"HAVING Count(tblSampling.SamplingGUID)>1 AND Year([SamplingDate]) In ({samplingYears})";
}
else
{
query += $"HAVING Year([SamplingDate]) In ({samplingYears})";
}
}
else
{
query = $@"SELECT tblAOI.AOIName, tblSampling.FishingGround, Year([SamplingDate]) AS samplingYear,
Count(tblSampling.SamplingGUID) AS n, Max(tblSampling.WtCatch) AS MaxCatch,
Min(tblSampling.WtCatch) AS MinCatch, Avg(tblSampling.WtCatch) AS AvgCatch
FROM tblAOI INNER JOIN tblSampling ON tblAOI.AOIGuid = tblSampling.AOI
GROUP BY tblAOI.AOIName, tblSampling.FishingGround, tblSampling.AOI, Year([SamplingDate]) ";
if (notInclude1)
{
query += $"HAVING tblSampling.AOI= {{{aoiGUID}}} AND Count(tblSampling.SamplingGUID)>1 AND Year([SamplingDate]) In ({samplingYears})";
}
else
{
query += $"HAVING tblSampling.AOI= {{{aoiGUID}}} AND Year([SamplingDate]) In ({samplingYears})";
}
}
}
else //not aggregated
{
ifldEnumerator = sf.EditAddField("Enumerat", FieldType.STRING_FIELD, 1, 100);
sf.Field[ifldEnumerator].Alias = "Name of enumerator";
ifldLS = sf.EditAddField("LSName", FieldType.STRING_FIELD, 1, 255);
sf.Field[ifldLS].Alias = "Landing site name";
ifldGearClass = sf.EditAddField("GearClass", FieldType.STRING_FIELD, 1, 100);
sf.Field[ifldGearClass].Alias = "Gear class used";
ifldGear = sf.EditAddField("GearName", FieldType.STRING_FIELD, 1, 255);
sf.Field[ifldGear].Alias = "Gear variation used";
ifldYear = sf.EditAddField("Year", FieldType.INTEGER_FIELD, 1, 4);
sf.Field[ifldYear].Alias = "Year sampled";
ifldFG = sf.EditAddField("fg", FieldType.STRING_FIELD, 1, 25);
sf.Field[ifldFG].Alias = "Fishing ground";
ifldNumberHauls = sf.EditAddField("NoHauls", FieldType.INTEGER_FIELD, 1, 2);
sf.Field[ifldNumberHauls].Alias = "Number of hauls";
ifldNumberFisher = sf.EditAddField("NoFishers", FieldType.INTEGER_FIELD, 1, 2);
sf.Field[ifldNumberFisher].Alias = "Number of fishers";
ifldDateSet = sf.EditAddField("DateSet", FieldType.DATE_FIELD, 1, 2);
sf.Field[ifldDateSet].Alias = "Date gear set";
ifldTimeSet = sf.EditAddField("TimeSet", FieldType.DATE_FIELD, 1, 2);
sf.Field[ifldTimeSet].Alias = "Time gear set";
ifldDateHauled = sf.EditAddField("DateHaul", FieldType.DATE_FIELD, 1, 2);
sf.Field[ifldDateHauled].Alias = "Date gear hauled";
ifldTimeHauled = sf.EditAddField("TimeHaul", FieldType.DATE_FIELD, 1, 2);
sf.Field[ifldTimeHauled].Alias = "Time gear hauled";
ifldVessel = sf.EditAddField("VesType", FieldType.STRING_FIELD, 1, 30);
sf.Field[ifldVessel].Alias = "Type of vessel used";
ifldHP = sf.EditAddField("hp", FieldType.STRING_FIELD, 1, 2);
sf.Field[ifldHP].Alias = "Engine hp";
ifldCatchWt = sf.EditAddField("CatchWt", FieldType.DOUBLE_FIELD, 2, 8);
sf.Field[ifldCatchWt].Alias = "Catch weight";
query = @"SELECT tblAOI.AOIName, tblEnumerators.EnumeratorName, tblLandingSites.LSName, tblGearClass.GearClassName,
tblGearVariations.Variation, Year([SamplingDate]) AS samplingYear, tblSampling.FishingGround, tblSampling.NoHauls,
tblSampling.NoFishers, tblSampling.DateSet, tblSampling.TimeSet, tblSampling.DateHauled, tblSampling.TimeHauled,
tblSampling.VesType, tblSampling.hp, tblSampling.WtCatch FROM (tblAOI INNER JOIN tblLandingSites ON
tblAOI.AOIGuid = tblLandingSites.AOIGuid) INNER JOIN ((tblGearClass INNER JOIN tblGearVariations ON
tblGearClass.GearClass = tblGearVariations.GearClass) INNER JOIN (tblEnumerators RIGHT JOIN tblSampling ON
tblEnumerators.EnumeratorID = tblSampling.Enumerator) ON tblGearVariations.GearVarGUID = tblSampling.GearVarGUID) ON
tblLandingSites.LSGUID = tblSampling.LSGUID ";
if (gearVariationGuid.Length > 0)
{
query += $@"WHERE Year([SamplingDate]) In({samplingYears}) AND tblSampling.LSGUID ={{{landingSiteGuid}}}
AND tblSampling.GearVarGUID ={{{gearVariationGuid}}}";
}
else if (landingSiteGuid.Length > 0)
{
query += $"WHERE Year([SamplingDate]) In({samplingYears}) AND tblSampling.LSGUID ={{{landingSiteGuid}}}";
}
else
{
query += $"WHERE Year([SamplingDate]) In({samplingYears}) AND tblSampling.AOI ={{{aoiGUID}}}";
}
}
using (var conection = new OleDbConnection("Provider=Microsoft.JET.OLEDB.4.0;data source=" + global.MDBPath))
{
conection.Open();
using (var adapter = new OleDbDataAdapter(query, conection))
using (var myDT = new DataTable())
{
adapter.Fill(myDT);
//var n = 0;
foreach (DataRow dr in myDT.Rows)
{
var fg = dr["FishingGround"].ToString();
if (fg.Length > 0)
{
var shp = new MapWinGIS.Shape();
if (shp.Create(ShpfileType.SHP_POINT))
{
var proceed = false;
if (RemoveInland && !FishingGrid.MinorGridIsInland(fg))
{
proceed = true;
}
else if (!RemoveInland)
{
proceed = true;
}
if (proceed)
{
var iShp = 0;
if (_geoProjection.IsGeographic)
{
var result = FishingGrid.Grid25ToLatLong(fg, utmZone);
iShp = shp.AddPoint(result.longitude, result.latitude);
}
else
{
FishingGrid.Grid25_to_UTM(fg, out int x, out int y);
iShp = shp.AddPoint(x, y);
}
if (iShp >= 0 && sf.EditInsertShape(shp, 0))
{
sf.EditCellValue(ifldAOI, iShp, dr["AOIName"].ToString());
sf.EditCellValue(ifldYear, iShp, int.Parse(dr["samplingYear"].ToString()));
sf.EditCellValue(ifldFG, iShp, dr["FishingGround"].ToString());
//aggregated
if (Aggregated)
{
if (landingSiteGuid.Length > 0)
{
sf.EditCellValue(ifldLS, iShp, dr["LSName"].ToString());
}
if (gearVariationGuid.Length > 0)
{
sf.EditCellValue(ifldGear, iShp, dr["Variation"].ToString());
}
sf.EditCellValue(ifldCount, iShp, int.Parse(dr["n"].ToString()));
sf.EditCellValue(ifldMaxWt, iShp, double.Parse(dr["MaxCatch"].ToString()));
sf.EditCellValue(ifldMinWt, iShp, double.Parse(dr["MinCatch"].ToString()));
sf.EditCellValue(ifldAfgWt, iShp, double.Parse(dr["AvgCatch"].ToString()));
Console.WriteLine($"n-{sf.CellValue[ifldCount, iShp]}, AvgCatch -{sf.CellValue[ifldAfgWt, iShp]}");
}
//not aggregated
else
{
sf.EditCellValue(ifldEnumerator, iShp, dr["EnumeratorName"].ToString());
sf.EditCellValue(ifldLS, iShp, dr["LSName"].ToString());
sf.EditCellValue(ifldGearClass, iShp, dr["GearClassName"].ToString());
sf.EditCellValue(ifldGear, iShp, dr["Variation"].ToString());
if (dr["NoHauls"].ToString().Length > 0)
{
sf.EditCellValue(ifldNumberHauls, iShp, int.Parse(dr["NoHauls"].ToString()));
}
if (dr["NoFishers"].ToString().Length > 0)
{
sf.EditCellValue(ifldNumberFisher, iShp, int.Parse(dr["NoFishers"].ToString()));
}
if (dr["DateSet"].ToString().Length > 0)
{
sf.EditCellValue(ifldDateSet, iShp, DateTime.Parse(dr["DateSet"].ToString()));
}
if (dr["TimeSet"].ToString().Length > 0)
{
sf.EditCellValue(ifldTimeSet, iShp, DateTime.Parse(dr["TimeSet"].ToString()));
}
if (dr["DateHauled"].ToString().Length > 0)
{
sf.EditCellValue(ifldDateHauled, iShp, DateTime.Parse(dr["DateHauled"].ToString()));
}
if (dr["TimeHauled"].ToString().Length > 0)
{
sf.EditCellValue(ifldTimeHauled, iShp, DateTime.Parse(dr["TimeHauled"].ToString()));
}
if (dr["VesType"].ToString().Length > 0)
{
var vesselType = "Motorized";
switch (int.Parse(dr["VesType"].ToString()))
{
case 1:
vesselType = "Motorized";
break;
case 2:
vesselType = "Non-motorized";
break;
case 3:
vesselType = "No vessel used";
break;
case 4:
vesselType = "Not provided";
break;
}
sf.EditCellValue(ifldVessel, iShp, vesselType);
}
if (dr["hp"].ToString().Length > 0)
{
sf.EditCellValue(ifldHP, iShp, dr["hp"].ToString());
}
sf.EditCellValue(ifldCatchWt, iShp, double.Parse(dr["WtCatch"].ToString()));
}
}
}
}
}
//n++;
}
}
}
MapLayersHandler.RemoveLayer("Fishing grounds");
if (sf.NumShapes > 0)
{
sf.GeoProjection = _geoProjection;
sf.CollisionMode = tkCollisionMode.AllowCollisions;
sf.DefaultDrawingOptions.PointShape = tkPointShapeType.ptShapeCircle;
sf.DefaultDrawingOptions.FillColor = new Utils().ColorByName(tkMapColor.Red);
sf.DefaultDrawingOptions.LineColor = new Utils().ColorByName(tkMapColor.White);
ClassificationType classificationType = ClassificationType.None;
if (Aggregated)
{
classificationType = ClassificationType.NaturalBreaks;
ShapefileLayerHelper.CategorizeNumericPointLayer(sf, ifldCount);
}
else
{
sf.DefaultDrawingOptions.PointSize = 7;
}
sf.SelectionAppearance = tkSelectionAppearance.saDrawingOptions;
sf.SelectionDrawingOptions.PointShape = tkPointShapeType.ptShapeCircle;
if (ShapefileLayerHelper.ExtentsPosition(MapControl.Extents, sf.Extents) == ExtentCompare.excoOutside)
{
var newExtent = MapControl.Extents;
newExtent.MoveTo(sf.Extents.Center.x, sf.Extents.Center.y);
MapControl.Extents = newExtent;
}
var h = MapLayersHandler.AddLayer(sf, "Fishing grounds", true, true);
MapLayersHandler[h].ClassificationType = classificationType;
}
}
}
public bool MapSamplingFishingGround(string samplingGuid, fadUTMZone utmZone, string layerName)
{
var success = false;
string refNo = "";
List <string> fg = new List <string>();
DataTable dt = new DataTable();
using (var conection = new OleDbConnection(global.ConnectionString))
{
try
{
conection.Open();
var sql = $"Select RefNo from tblSampling WHERE SamplingGUID = {{{samplingGuid}}}";
var adapter = new OleDbDataAdapter(sql, conection);
adapter.Fill(dt);
DataRow dr = dt.Rows[0];
refNo = dr["RefNo"].ToString();
sql = $@"SELECT FishingGround FROM tblSampling WHERE SamplingGUID={{{samplingGuid}}}
UNION ALL
SELECT GridName from tblGrid
WHERE SamplingGUID={{{samplingGuid}}}";
dt.Rows.Clear();
adapter = new OleDbDataAdapter(sql, conection);
adapter.Fill(dt);
for (int i = 0; i < dt.Rows.Count; i++)
{
dr = dt.Rows[i];
fg.Add(dr["FishingGround"].ToString());
}
}
catch (Exception ex)
{
Logger.Log(ex.Message, MethodBase.GetCurrentMethod().DeclaringType.Name, MethodBase.GetCurrentMethod().Name);
}
}
if (fg.Count > 0)
{
var sf = new Shapefile();
if (sf.CreateNew("", ShpfileType.SHP_POINT))
{
MapLayersHandler.RemoveLayer(layerName);
sf.GeoProjection = _geoProjection;
var ifldLabel = sf.EditAddField("Label", FieldType.STRING_FIELD, 1, 15);
sf.FieldByName["Label"].Alias = "Fishing ground";
var ifldRefNo = sf.EditAddField("RefNo", FieldType.STRING_FIELD, 1, 20);
sf.FieldByName["RefNo"].Alias = "Reference number";
foreach (var item in fg)
{
var shp = new Shape();
if (shp.Create(ShpfileType.SHP_POINT))
{
var iShp = 0;
var result = FishingGrid.Grid25ToLatLong(item, utmZone);
iShp = shp.AddPoint(result.longitude, result.latitude);
if (iShp >= 0 && sf.EditInsertShape(shp, 0))
{
sf.EditCellValue(ifldLabel, iShp, item);
sf.EditCellValue(ifldRefNo, iShp, refNo);
sf.CollisionMode = tkCollisionMode.AllowCollisions;
}
}
}
sf.DefaultDrawingOptions.SetDefaultPointSymbol(tkDefaultPointSymbol.dpsCircle);
sf.DefaultDrawingOptions.FillColor = new Utils().ColorByName(tkMapColor.Red);
sf.DefaultDrawingOptions.PointSize = 7;
sf.DefaultDrawingOptions.LineVisible = false;
success = MapLayersHandler.AddLayer(sf, layerName, true, true) >= 0;
if (MapControl == null)
{
MapControl = global.MappingForm.MapControl;
}
if (!MapControl.Extents.ToShape().Contains(sf.Extents.ToShape()))
{
Point pt = sf.Extents.ToShape().Center;
Extents ext = MapControl.Extents;
ext.MoveTo(pt.x, pt.y);
MapControl.Extents = ext;
}
}
}
return(success);
}
