public static Extent ConvertToMercatore(Extent extent)
{
NetTopologySuite.Geometries.PrecisionModel precisionModel = new NetTopologySuite.Geometries.PrecisionModel(GeoAPI.Geometries.PrecisionModels.Floating);
CoordinateSystem wgs84 = GeographicCoordinateSystem.WGS84 as CoordinateSystem;
CoordinateSystem mercatore = ProjectedCoordinateSystem.WebMercator as CoordinateSystem;
ICoordinateSystemFactory cFac = new CoordinateSystemFactory();
int SRID_wgs84 = Convert.ToInt32(wgs84.AuthorityCode); //WGS84 SRID
int SRID_mercatore = Convert.ToInt32(mercatore.AuthorityCode); //Mercatore SRID
ProjNet.CoordinateSystems.Transformations.CoordinateTransformationFactory ctFact = new ProjNet.CoordinateSystems.Transformations.CoordinateTransformationFactory();
GeoAPI.CoordinateSystems.Transformations.ICoordinateTransformation transformation = ctFact.CreateFromCoordinateSystems(wgs84, mercatore);
NetTopologySuite.Geometries.GeometryFactory factory_wgs84 = new NetTopologySuite.Geometries.GeometryFactory(precisionModel, SRID_wgs84);
var bottomLeft = factory_wgs84.CreatePoint(new GeoAPI.Geometries.Coordinate(extent.Left, extent.Bottom, 0));
var topRight = factory_wgs84.CreatePoint(new GeoAPI.Geometries.Coordinate(extent.Right, extent.Top, 0));
double[] coords_bl = transformation.MathTransform.Transform(new double[] { bottomLeft.X, bottomLeft.Y });
double[] coords_tr = transformation.MathTransform.Transform(new double[] { topRight.X, topRight.Y });
NetTopologySuite.Geometries.GeometryFactory factory_mercatore = new NetTopologySuite.Geometries.GeometryFactory(precisionModel, SRID_mercatore);
var p1_bl = factory_mercatore.CreatePoint(new GeoAPI.Geometries.Coordinate(coords_bl[0], coords_bl[1]));
var p2_tr = factory_mercatore.CreatePoint(new GeoAPI.Geometries.Coordinate(coords_tr[0], coords_tr[1]));
return new Extent(p1_bl.X, p1_bl.Y, p2_tr.X, p2_tr.Y);
}
static void Main()
{
// 1) Create a tile source
//This is an example of the open street map tile source:
var tileSource = new HttpTileSource(new GlobalSphericalMercator(0, 18),
"http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png",
new[] { "a", "b", "c" }, "OSM");
// 2) Calculate which tiles you need
// the extent of the visible map changes but lets start with the whole world
var extent = new Extent(-20037508, -20037508, 20037508, 20037508);
const int screenWidthInPixels = 400; // The width of the map on screen in pixels
var unitsPerPixel = extent.Width / screenWidthInPixels;
var tileInfos = tileSource.Schema.GetTileInfos(extent, unitsPerPixel);
// 3) Fetch the tiles from the service
var tiles = new Dictionary<TileInfo, byte[]>();
foreach (var tileInfo in tileInfos)
{
tiles[tileInfo] = tileSource.GetTile(tileInfo);
}
// Show that something actually happended:
foreach (var tile in tiles)
{
System.Console.WriteLine("Column: {0}, Row: {1}, level: {2}, bytes: {3}",
tile.Key.Index.Col, tile.Key.Index.Row, tile.Key.Index.Level, tile.Value.Length);
}
System.Console.ReadKey();
}
public SphericalMercatorWorldSchema()
{
var resolutions = new[] {
156543.033900000, 78271.516950000, 39135.758475000, 19567.879237500,
9783.939618750, 4891.969809375, 2445.984904688, 1222.992452344,
611.496226172, 305.748113086, 152.874056543, 76.437028271,
38.218514136, 19.109257068, 9.554628534, 4.777314267,
2.388657133, 1.194328567, 0.597164283};
var count = 0;
foreach (var resolution in resolutions)
{
Resolutions[count] = new Resolution {Id = count.ToString(CultureInfo.InvariantCulture), UnitsPerPixel = resolution};
count++;
}
Height = 256;
Width = 256;
Extent = new Extent(-20037508.342789, -20037508.342789, 20037508.342789, 20037508.342789);
OriginX = -20037508.342789;
OriginY = -20037508.342789;
Name = "WorldSphericalMercator";
Format = "png";
Axis = AxisDirection.Normal;
Srs = "EPSG:3857";
}
private double[] ToGeoJSONArray(Extent extent)
{
// GeoJSON.NET has no class for bounding boxes. It just holds them in a double array.
// The spec says it should first the lowest and then all the highest values for all axes:
// http://geojson.org/geojson-spec.html#bounding-boxes
return new [] {extent.MinX, extent.MinY, extent.MaxX, extent.MaxY };
}
public MapServerDownloader(Extent downloadExtent, int minDownloadZoom, int maxDownloadZoom)
: this()
{
this.downloadExtent = downloadExtent;
this.minDownloadZoom = minDownloadZoom;
this.maxDownloadZoom = maxDownloadZoom;
}
public static Extent ToExtent(Envelope envelope)
{
if (envelope == null)
throw new ArgumentNullException("envelope");
var result = new Extent(envelope.MinX, envelope.MinY, envelope.MaxX, envelope.MaxY);
return result;
}
public bool Intersects(Extent o)
{
if (xmin > o.xmax) return false;
if (xmax < o.xmin) return false;
if (ymin > o.ymax) return false;
if (ymax < o.ymin) return false;
return true;
}
/// <summary>
/// Creates a new instance of <see cref="IndexNode"/> (called when an
/// instance of <see cref="DataNode"/> reaches its split threshold).
/// </summary>
/// <param name="w">The spatial extent of the node</param>
/// <param name="points">The points that need to be indexed</param>
/// <param name="depth">The 0-based depth of this node (0 for root)</param>
internal IndexNode(Extent w, List<IPoint> points, int depth)
: base(w)
{
Debug.Assert(depth>=0 && depth<=Node.MAX_DEPTH);
m_Children = new List<Node>(1);
foreach(IPoint p in points)
this.Add(p, depth);
}
public static Envelope ToEnvelope(Extent extent)
{
if (extent == null)
throw new ArgumentNullException("extent");
var result = new Envelope(extent.Left, extent.Right, extent.Bottom, extent.Top);
return result;
}
/// <summary>
/// Initializes a new instance of the <see cref="SpatialIndex"/> class
/// with nothing in it.
/// </summary>
public SpatialIndex()
{
Extent all = new Extent();
m_Points = new PointIndex();
m_Lines = new RectangleIndex(all);
m_Text = new RectangleIndex(all);
m_Polygons = new RectangleIndex(all);
}
public PolygonCollection()
: base()
{
_patternName = string.Empty;
_patternType = PatternType.NONE;
_items = new ObservableCollection<Polygon>();
_items.CollectionChanged += _items_CollectionChanged;
_extent = new Extent();
}
public static void PositionImage(Image image, Extent extent, Viewport viewport)
{
var min = viewport.WorldToScreen(extent.MinX, extent.MinY);
var max = viewport.WorldToScreen(extent.MaxX, extent.MaxY);
Canvas.SetLeft(image, min.X);
Canvas.SetTop(image, max.Y);
image.Width = max.X - min.X;
image.Height = min.Y - max.Y;
}
public void TileSchemaWithExtentThatDoesNotStartInOriginShouldReturnNoTiles()
{
// arrange
var schema = new WkstNederlandSchema { Extent = new Extent(187036, 331205, 187202, 331291) };
var mapExtent = new Extent(187256.999043765, 331197.712996388, 187437.576002535, 331303.350517269);
// act
var tileInfos = schema.GetTileInfos(mapExtent, "14");
// assert
Assert.AreEqual(tileInfos.Count(), 0);
}
public void WorldToTileShouldReturnCorrectTileRange()
{
// arrange
var expectedRange = new TileRange(1, 2);
var schema = new SphericalMercatorWorldSchema();
var extent = new Extent(-15028130, -10018753, -10018755, -5009378);
// act
var range = TileTransform.WorldToTile(extent, 3, schema);
// assert
Assert.AreEqual(range, expectedRange);
}
public bool ContainsExtent(ref Extent extent)
{
if (minX <= extent.MinX &&
maxX >= extent.MaxX &&
minY <= extent.MinY &&
maxY >= extent.MaxY &&
minZ <= extent.MinZ &&
maxZ >= extent.MaxZ)
{
return true;
}
return false;
}
public void TileSchemaWithExtentThatDoesOriginateInOriginShouldReturnCorrectNumberOfTiles()
{
// arrange
var schemaExtent = new Extent(187009, 331184, 187189, 331290);
var schema = new WkstNederlandSchema { Extent = schemaExtent, OriginY = -100000 };
var requestExtent = GrowExtent(schemaExtent, schemaExtent.Width);
// act
var tileInfos = schema.GetTileInfos(requestExtent, "14").ToList();
// assert
Assert.True(TilesWithinEnvelope(tileInfos, schemaExtent));
Assert.True(Math.Abs(TileAreaWithinEnvelope(tileInfos, schemaExtent) - schemaExtent.Area) < Epsilon);
}
public ExtentOperation(Session session, Extent firstOperand, Extent secondOperand, ExtentOperationType operationType)
: base(session)
{
if (!firstOperand.ObjectType.Equals(secondOperand.ObjectType))
{
throw new ArgumentException("Both extents in a Union, Intersect or Except must be from the same type");
}
this.operationType = operationType;
this.firstOperand = firstOperand;
this.secondOperand = secondOperand;
firstOperand.Parent = this;
secondOperand.Parent = this;
}
public void TileToWorldShouldReturnCorrectExtent()
{
// arrange
var range = new TileRange(1, 2);
var schema = new SphericalMercatorWorldSchema();
var expectedExtent = new Extent(-15028131.257989,-10018754.173189,-10018754.173189,-5009377.088389);
// act
var extent = TileTransform.TileToWorld(range, 3, schema);
// assert
Assert.AreEqual(extent.MinX, expectedExtent.MinX, 0.0001);
Assert.AreEqual(extent.MinY, expectedExtent.MinY, 0.0001);
Assert.AreEqual(extent.MaxX, expectedExtent.MaxX, 0.0001);
Assert.AreEqual(extent.MaxY, expectedExtent.MaxY, 0.0001);
}
public void SmallRasterTest()
{
string path = FileTools.GetTempFileName(".BGD");
const double xllcorner = 3267132.224761;
const double yllcorner = 5326939.203029;
const int ncols = 1098;
const int nrows = 725;
const double cellsize = 500;
double x2 = xllcorner + (cellsize * ncols);
double y2 = yllcorner + (cellsize * nrows);
Extent myExtent = new Extent(xllcorner, yllcorner, x2, y2);
IRaster output;
output = Raster.Create(path, String.Empty, ncols, nrows, 1, typeof(double), new[] { String.Empty });
output.Bounds = new RasterBounds(nrows, ncols, myExtent);
output.NoDataValue = -9999;
int mRow = output.Bounds.NumRows;
int mCol = output.Bounds.NumColumns;
// fill all cells to value=2 only for testing
for (int row = 0; row < mRow; row++)
{
for (int col = 0; col < mCol; col++)
{
output.Value[row, col] = 2d;
}
}
output.Save();
IRaster testRaster = Raster.Open(path);
try
{
for (int row = 0; row < mRow; row++)
{
for (int col = 0; col < mCol; col++)
{
Assert.AreEqual(output.Value[row, col], testRaster.Value[row, col]);
}
}
}
finally
{
System.IO.File.Delete(path);
}
}
public void TestEquals()
{
// arrange
var extent = new Extent(-180, -90, 180, 90);
var extentSame = new Extent(-180, -90, 180, 90);
var extentDiffMinX = new Extent(-181, -90, 180, 90);
var extentDiffMinY = new Extent(-180, -91, 180, 90);
var extentDiffMaxX = new Extent(-180, -90, 181, 90);
var extentDiffMaxy = new Extent(-180, -90, 180, 91);
// act + assert
Assert.True(extent == extentSame);
Assert.False(extent != extentSame);
Assert.False(extent == extentDiffMinX);
Assert.False(extent == extentDiffMinY);
Assert.False(extent == extentDiffMaxX);
Assert.False(extent == extentDiffMaxy);
}
public WkstNederlandSchema()
{
var unitsPerPixelArray = new[] {
3440.64,
1720.32,
860.16,
430.08,
215.04,
107.52,
53.76,
26.88,
13.44,
6.72,
3.36,
1.68,
0.84,
0.42,
0.21
};
var count = 0;
foreach (var unitsPerPixel in unitsPerPixelArray)
{
var levelId = count.ToString(CultureInfo.InvariantCulture);
Resolutions[levelId] = new Resolution
(
levelId,
unitsPerPixel,
TileSize,
TileSize,
_originX,
_originY
);
count++;
}
Extent = new Extent(-285401.920, 22598.080, 595401.92, 903401.920);
OriginX = _originX;
OriginY = _originY;
Name = "urn:ogc:def:wkss:OGC:1.0:NLDEPSG28992Scale";
Format = "png";
YAxis = YAxis.TMS;
Srs = "EPSG:28992";
}
public void GetNoDataCellCountTest()
{
var path = FileTools.GetTempFileName(".bgd");
const double xllcorner = 3267132.224761;
const double yllcorner = 5326939.203029;
const int ncols = 512;
const int nrows = 128;
const int frequencyOfNoValue = 5;
const double cellsize = 500;
var x2 = xllcorner + (cellsize * ncols);
var y2 = yllcorner + (cellsize * nrows);
var myExtent = new Extent(xllcorner, yllcorner, x2, y2);
var target = (Raster)Raster.Create(path, String.Empty, ncols, nrows, 1, typeof(double), new[] { String.Empty });
target.Bounds = new RasterBounds(nrows, ncols, myExtent);
target.NoDataValue = -9999;
var mRow = target.Bounds.NumRows;
var mCol = target.Bounds.NumColumns;
for (var row = 0; row < mRow; row++)
{
for (var col = 0; col < mCol; col++)
{
if (row % frequencyOfNoValue == 0)
target.Value[row, col] = -9999d;
else
target.Value[row, col] = 2d;
}
}
target.Save();
const long expected = (nrows / frequencyOfNoValue) * ncols + ncols;
var actual = target.GetNoDataCellCount();
Assert.AreEqual(expected, actual);
try
{
File.Delete(path);
}
catch (Exception)
{
}
}
private void Initialize(WmsProjectInfo wmsInfo)
{
_wmsInfo = wmsInfo;
_boundingBox = wmsInfo.LatLonBoundingBox;
name = _wmsInfo.Name;
Abstract = _wmsInfo.Abstract;
Title = _wmsInfo.Title;
if (!string.IsNullOrEmpty(_wmsInfo.MercatorEpsg))
_mercatorEpsg = Convert.ToInt32(_wmsInfo.MercatorEpsg);
if (!_wmsInfo.GetMapInfo.Formats.Contains("image/png") &&
!_wmsInfo.GetMapInfo.Formats.Contains("image/png8"))
throw new FormatException("Only PNG support is available at this time");
if (!_wmsInfo.GetMapInfo.Formats.Contains("image/png"))
_imageFormat = "image/png8";
Layers = _wmsInfo.Layers;
}
internal GlobalSphericalMercator(IEnumerable<KeyValuePair<string, Resolution>> resolutions, string format = DefaultFormat,
YAxis yAxis = YAxis.OSM, string name = null)
{
Name = name ?? "GlobalSphericalMercator";
Format = format;
YAxis = yAxis;
Srs = "EPSG:3857";
foreach (var resolution in resolutions)
{
Resolutions[resolution.Value.Id] = resolution.Value;
}
OriginX = -ScaleFactor * TileSize;
OriginY = -ScaleFactor * TileSize;
Extent = new Extent(OriginX, OriginY, -OriginX, -OriginY);
if (yAxis == YAxis.OSM) OriginY = -OriginY; // OSM has an inverted Y-axis
}
internal GlobalSphericalMercator(IEnumerable<KeyValuePair<int, Resolution>> resolutions, string format = DefaultFormat,
bool invertedYAxis = DefaultInvertedYAxis, string name = null)
{
Name = name ?? "GlobalSphericalMercator";
Format = format;
Axis = invertedYAxis ? AxisDirection.InvertedY : AxisDirection.Normal;
Srs = "EPSG:3857";
Height = 256;
Width = 256;
foreach (var resolution in resolutions)
{
Resolutions[resolution.Key] = resolution.Value;
}
OriginX = -ScaleFactor * Width;
OriginY = -ScaleFactor * Height;
Extent = new Extent(OriginX, OriginY, -OriginX, -OriginY);
if (invertedYAxis) OriginY = -OriginY;
}
internal GlobalMercator(string format, IEnumerable<Resolution> resolutions)
{
Name = "GlobalMercator";
Format = format;
Axis = AxisDirection.Normal;
Srs = "OSGEO:41001";
Height = 256;
Width = 256;
var count = 0;
foreach (var resolution in resolutions)
{
Resolutions[count] = resolution;
count++;
}
OriginX = -ScaleFactor*Width;
OriginY = -ScaleFactor*Height;
Extent = new Extent(OriginX, OriginY, -OriginX, -OriginY);
}
public IList<TileInfo> GetTilesWanted(ITileSchema schema, Extent extent, string levelId)
{
IList<TileInfo> infos = new List<TileInfo>();
// Iterating through all levels from current to zero. If lower levels are
// not availeble the renderer can fall back on higher level tiles.
var unitsPerPixel = schema.Resolutions[levelId].UnitsPerPixel;
var levels = schema.Resolutions.Where(k => unitsPerPixel <= k.Value.UnitsPerPixel).OrderByDescending(x => x.Value.UnitsPerPixel);
//var levelCount = levels.Count();
foreach (var level in levels)
{
var tileInfos = schema.GetTileInfos(extent, level.Key);
tileInfos = SortByPriority(tileInfos, extent.CenterX, extent.CenterY);
//var count = infosOfLevel.Count();
foreach (var info in tileInfos)
{
if ((info.Index.Row >= 0) && (info.Index.Col >= 0)) infos.Add(info);
}
}
return infos;
}
// Well known scale set: urn:ogc:def:wkss:OGC:1.0:NLDEPSG28992Scale
// see: http://www.geonovum.nl/sites/default/files/Nederlandse_richtlijn_tiling_-_versie_1.0.pdf
public WkstNederlandSchema()
{
var resolutions = new[] {
3440.64,
1720.32,
860.16,
430.08,
215.04,
107.52,
53.76,
26.88,
13.44,
6.72,
3.36,
1.68,
0.84,
0.42,
0.21
};
var count = 0;
foreach (var resolution in resolutions)
{
var levelId = count.ToString(CultureInfo.InvariantCulture);
Resolutions[levelId] = new Resolution {Id = levelId, UnitsPerPixel = resolution};
count++;
}
Height = 256;
Width = 256;
Extent = new Extent(-285401.920, 22598.080, 595401.92, 903401.920);
OriginX = -285401.920;
OriginY = 22598.080;
Name = "urn:ogc:def:wkss:OGC:1.0:NLDEPSG28992Scale";
Format = "png";
YAxis = YAxis.TMS;
Srs = "EPSG:28992";
}
public SphericalMercatorWorldSchema()
{
var unitsPerPixelArray = new[] {
156543.033900000, 78271.516950000, 39135.758475000, 19567.879237500,
9783.939618750, 4891.969809375, 2445.984904688, 1222.992452344,
611.496226172, 305.748113086, 152.874056543, 76.437028271,
38.218514136, 19.109257068, 9.554628534, 4.777314267,
2.388657133, 1.194328567, 0.597164283};
var count = 0;
foreach (var unitsPerPixel in unitsPerPixelArray)
{
var levelId = count.ToString(CultureInfo.InvariantCulture);
var ms = (int) Math.Pow(count, 2) / 2;
Resolutions[levelId] = new Resolution(
levelId,
unitsPerPixel,
TileSize,
TileSize,
-20037508.342789,
20037508.342789,
ms,
ms);
count++;
}
Extent = new Extent(-20037508.342789, -20037508.342789, 20037508.342789, 20037508.342789);
OriginX = -20037508.342789;
OriginY = -20037508.342789;
Name = "WorldSphericalMercator";
Format = "png";
YAxis = YAxis.TMS;
Srs = "EPSG:3857";
}
/// <summary>
/// Before a shape is selected, moving the mouse over a shape will highlight that shape by changing
/// its appearance. This tests features to determine the first feature to qualify as the highlight.
/// </summary>
/// <param name="e">The GeoMouseArgs parameter contains information about the mouse location and geographic coordinates.</param>
/// <returns>A value indicating whether the shape was successfully highlighted.</returns>
private bool ShapeHighlight(GeoMouseArgs e)
{
if (e == null)
{
throw new ArgumentNullException(nameof(e), "e is null.");
}
Rectangle mouseRect = new Rectangle(_mousePosition.X - 3, _mousePosition.Y - 3, 6, 6);
Extent ext = Map.PixelToProj(mouseRect);
IPolygon env = ext.ToEnvelope().ToPolygon();
bool requiresInvalidate = false;
foreach (IFeature feature in _featureSet.Features)
{
if (_featureSet.FeatureType == FeatureType.Point || _featureSet.FeatureType == FeatureType.MultiPoint)
{
MapPointLayer mpl = _layer as MapPointLayer;
if (mpl != null)
{
int w = 3;
int h = 3;
PointCategory pc = mpl.GetCategory(feature) as PointCategory;
if (pc != null)
{
if (pc.Symbolizer.ScaleMode != ScaleMode.Geographic)
{
Size2D size = pc.Symbolizer.GetSize();
w = (int)size.Width;
h = (int)size.Height;
}
}
_imageRect = new Rectangle(e.Location.X - (w / 2), e.Location.Y - (h / 2), w, h);
if (_imageRect.Contains(Map.ProjToPixel(feature.Geometry.Coordinates[0])))
{
_activeFeature = feature;
_oldCategory = mpl.GetCategory(feature);
if (_selectedCategory == null)
{
_selectedCategory = _oldCategory.Copy();
_selectedCategory.SetColor(Color.Red);
_selectedCategory.LegendItemVisible = false;
}
mpl.SetCategory(_activeFeature, _selectedCategory);
}
}
requiresInvalidate = true;
}
else
{
if (feature.Geometry.Intersects(env))
{
_activeFeature = feature;
_oldCategory = _layer.GetCategory(_activeFeature);
if (_featureSet.FeatureType == FeatureType.Polygon)
{
IPolygonCategory pc = _activeCategory as IPolygonCategory;
if (pc == null)
{
_activeCategory = new PolygonCategory(Color.FromArgb(55, 255, 0, 0), Color.Red, 1)
{
LegendItemVisible = false
};
}
}
if (_featureSet.FeatureType == FeatureType.Line)
{
ILineCategory pc = _activeCategory as ILineCategory;
if (pc == null)
{
_activeCategory = new LineCategory(Color.Red, 3)
{
LegendItemVisible = false
};
}
}
_layer.SetCategory(_activeFeature, _activeCategory);
requiresInvalidate = true;
}
}
}
return(requiresInvalidate);
}
/// <summary>
/// This draws to the back buffer. If the Backbuffer doesn't exist, this will create one.
/// This will not flip the back buffer to the front.
/// </summary>
/// <param name="args">The map args.</param>
/// <param name="regions">The regions.</param>
/// <param name="clipRectangles">The clip rectangles.</param>
private void DrawWindows(MapArgs args, IList <Extent> regions, IList <Rectangle> clipRectangles)
{
Graphics g;
if (args.Device != null)
{
g = args.Device; // A device on the MapArgs is optional, but overrides the normal buffering behaviors.
}
else
{
if (BackBuffer == null)
{
BackBuffer = new Bitmap(BufferRectangle.Width, BufferRectangle.Height);
}
g = Graphics.FromImage(BackBuffer);
}
int numBounds = Math.Min(regions.Count, clipRectangles.Count);
for (int i = 0; i < numBounds; i++)
{
// For panning tiles, the region needs to be expanded.
// This is not always 1 pixel. When very zoomed in, this could be many pixels,
// but should correspond to 1 pixel in the source image.
int dx = (int)Math.Ceiling(DataSet.Bounds.AffineCoefficients[1] * clipRectangles[i].Width / regions[i].Width);
int dy = (int)Math.Ceiling(-DataSet.Bounds.AffineCoefficients[5] * clipRectangles[i].Height / regions[i].Height);
Rectangle r = clipRectangles[i].ExpandBy(dx * 2, dy * 2);
if (r.X < 0)
{
r.X = 0;
}
if (r.Y < 0)
{
r.Y = 0;
}
if (r.Width > 2 * clipRectangles[i].Width)
{
r.Width = 2 * clipRectangles[i].Width;
}
if (r.Height > 2 * clipRectangles[i].Height)
{
r.Height = 2 * clipRectangles[i].Height;
}
Extent env = regions[i].Reproportion(clipRectangles[i], r);
Bitmap bmp = null;
try
{
bmp = DataSet.GetBitmap(env, r);
if (!_transparent.Name.Equals("0"))
{
bmp.MakeTransparent(_transparent);
}
}
catch
{
bmp?.Dispose();
continue;
}
if (bmp == null)
{
continue;
}
if (Symbolizer != null && Symbolizer.Opacity < 1)
{
ColorMatrix matrix = new ColorMatrix
{
Matrix33 = Symbolizer.Opacity // draws the image not completely opaque
};
using (var attributes = new ImageAttributes())
{
attributes.SetColorMatrix(matrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);
g.DrawImage(bmp, new Rectangle(0, 0, r.Width, r.Height), 0, 0, bmp.Width, bmp.Height, GraphicsUnit.Pixel, attributes);
}
}
else
{
g.DrawImage(bmp, new Rectangle(0, 0, r.Width, r.Height));
}
bmp.Dispose();
}
if (args.Device == null)
{
g.Dispose();
}
}
private void BuildPaths(MapArgs e, IEnumerable <int> indices, out List <GraphicsPath> paths)
{
paths = new List <GraphicsPath>();
Extent drawExtents = e.GeographicExtents;
Rectangle clipRect = e.ProjToPixel(e.GeographicExtents);
SoutherlandHodgman shClip = new SoutherlandHodgman(clipRect);
List <GraphicsPath> graphPaths = new List <GraphicsPath>();
Dictionary <FastDrawnState, GraphicsPath> borders = new Dictionary <FastDrawnState, GraphicsPath>();
for (int selectState = 0; selectState < 2; selectState++)
{
foreach (IPolygonCategory category in Symbology.Categories)
{
FastDrawnState state = new FastDrawnState(selectState == 1, category);
GraphicsPath border = new GraphicsPath();
borders.Add(state, border);
graphPaths.Add(border);
}
}
paths.AddRange(graphPaths);
List <ShapeRange> shapes = DataSet.ShapeIndices;
double[] vertices = DataSet.Vertex;
var indiceList = indices as IList <int> ?? indices.ToList();
if (ProgressReportingEnabled)
{
ProgressMeter = new ProgressMeter(ProgressHandler, "Building Paths", indiceList.Count);
}
if (!DrawnStatesNeeded)
{
FastDrawnState state = new FastDrawnState(false, Symbology.Categories[0]);
foreach (int shp in indiceList)
{
if (ProgressReportingEnabled)
{
ProgressMeter.Next();
}
ShapeRange shape = shapes[shp];
if (!shape.Extent.Intersects(e.GeographicExtents))
{
return;
}
if (shp >= shapes.Count)
{
return;
}
if (!borders.ContainsKey(state))
{
return;
}
BuildPolygon(vertices, shapes[shp], borders[state], e, drawExtents.Contains(shape.Extent) ? null : shClip);
}
}
else
{
FastDrawnState[] states = DrawnStates;
foreach (GraphicsPath borderPath in borders.Values)
{
if (borderPath != null)
{
borderPath.FillMode = FillMode.Winding;
}
}
foreach (int shp in indiceList)
{
if (ProgressReportingEnabled)
{
ProgressMeter.Next();
}
if (shp >= shapes.Count)
{
return;
}
if (shp >= states.Length)
{
AssignFastDrawnStates();
states = DrawnStates;
}
if (states[shp].Visible == false)
{
continue;
}
ShapeRange shape = shapes[shp];
if (!shape.Extent.Intersects(e.GeographicExtents))
{
continue;
}
if (drawExtents.Contains(shape.Extent))
{
FastDrawnState state = states[shp];
if (!borders.ContainsKey(state))
{
continue;
}
BuildPolygon(vertices, shapes[shp], borders[state], e, null);
}
else
{
FastDrawnState state = states[shp];
if (!borders.ContainsKey(state))
{
continue;
}
BuildPolygon(vertices, shapes[shp], borders[state], e, shClip);
}
}
}
if (ProgressReportingEnabled)
{
ProgressMeter.Reset();
}
}
private void ZoomToGroupClick(object sender, EventArgs e)
{
OnZoomToLayer(Extent.ToEnvelope());
}
/// <summary>
/// Converts a single geographic envelope into an equivalent Rectangle
/// as it would be drawn on the screen.
/// </summary>
/// <param name="env">The geographic IEnvelope</param>
/// <returns>A Rectangle</returns>
public Rectangle ProjToPixel(Extent env)
{
return(_gdiMapFrame.ProjToPixel(env));
}
public void Read(AssetReader reader)
{
Center.Read(reader);
Extent.Read(reader);
}
/// <summary>
/// Executes the ReSample Opaeration tool programmatically
/// Ping deleted the static property for external testing.
/// </summary>
/// <param name="input1">The input raster.</param>
/// <param name="newCellHeight">The size of the cell's hight.</param>
/// <param name="newCellWidth">The size of the cell's width.</param>
/// <param name="output">The output raster.</param>
/// <param name="cancelProgressHandler">The progress handler.</param>
/// <returns>Boolean, true if the method was successful.</returns>
public bool Execute(IRaster input1, double newCellHeight, double newCellWidth, IRaster output, ICancelProgressHandler cancelProgressHandler)
{
// Validates the input and output data
if (input1 == null || newCellWidth == 0 || output == null)
{
return(false);
}
Extent envelope = input1.Bounds.Extent;
// Calculate new number of columns and rows
int noOfCol = Convert.ToInt32(Math.Abs(envelope.Width / newCellWidth));
int noOfRow = Convert.ToInt32(Math.Abs(envelope.Height / newCellHeight));
int previous = 0;
// create output raster
output = Raster.CreateRaster(output.Filename, string.Empty, noOfCol, noOfRow, 1, input1.DataType, new[] { string.Empty });
RasterBounds bound = new RasterBounds(noOfRow, noOfCol, envelope);
output.Bounds = bound;
output.NoDataValue = input1.NoDataValue;
// Loop throug every cell for new value
int max = output.Bounds.NumRows + 1;
for (int i = 0; i < output.Bounds.NumRows; i++)
{
for (int j = 0; j < output.Bounds.NumColumns; j++)
{
// Projet the cell position to Map
Coordinate cellCenter = output.CellToProj(i, j);
var index1 = input1.ProjToCell(cellCenter);
double val;
if (index1.Row <= input1.EndRow && index1.Column <= input1.EndColumn && index1.Row > -1 && index1.Column > -1)
{
val = input1.Value[index1.Row, index1.Column] == input1.NoDataValue ? output.NoDataValue : input1.Value[index1.Row, index1.Column];
}
else
{
val = output.NoDataValue;
}
output.Value[i, j] = val;
if (cancelProgressHandler.Cancel)
{
return(false);
}
}
int current = Convert.ToInt32(Math.Round(i * 100D / max));
// only update when increment in persentage
if (current > previous)
{
cancelProgressHandler.Progress(current, current + TextStrings.progresscompleted);
}
previous = current;
}
output.Save();
return(true);
}
public void NormalizeDoesNotChokeOnStupidArea()
{
var ext = new Extent(-1e38, -90, -1.0001e38, 90);
Assert.Throws <ArgumentException>(() => ext.Normalised());
}
/// <summary>
/// This adjusts the extents when ZoomToLayer is called in one of the internal layers.
/// </summary>
/// <param name="sender">Sender that raised the event.</param>
/// <param name="e">The event args.</param>
protected virtual void LayersZoomToLayer(object sender, EnvelopeArgs e)
{
ViewExtents = e.Envelope.ToExtent();
}
/// <summary>
/// Renders the layer
/// </summary>
/// <param name="graphics">Graphics object reference</param>
/// <param name="map">Map which is rendered</param>
public override void Render(Graphics graphics, Map map)
{
if (!map.Size.IsEmpty && map.Size.Width > 0 && map.Size.Height > 0)
{
var bmp = new Bitmap(map.Size.Width, map.Size.Height, PixelFormat.Format32bppArgb);
using (var g = Graphics.FromImage(bmp))
{
g.InterpolationMode = InterpolationMode;
g.Transform = graphics.Transform.Clone();
var extent = new Extent(map.Envelope.MinX, map.Envelope.MinY,
map.Envelope.MaxX, map.Envelope.MaxY);
var level = BruTile.Utilities.GetNearestLevel(_source.Schema.Resolutions, map.PixelSize);
var tiles = new List <TileInfo>(_source.Schema.GetTileInfos(extent, level));
var tileWidth = _source.Schema.GetTileWidth(level);
var tileHeight = _source.Schema.GetTileWidth(level);
IList <WaitHandle> waitHandles = new List <WaitHandle>();
var toRender = new System.Collections.Concurrent.ConcurrentDictionary <TileIndex, Bitmap>();
var takenFromCache = new System.Collections.Concurrent.ConcurrentDictionary <TileIndex, bool>();
foreach (TileInfo info in tiles)
{
var image = _bitmaps.Find(info.Index);
if (image != null)
{
toRender.TryAdd(info.Index, image);
takenFromCache.TryAdd(info.Index, true);
continue;
}
if (_fileCache != null && _fileCache.Exists(info.Index))
{
var tileBitmap = GetImageFromFileCache(info) as Bitmap;
_bitmaps.Add(info.Index, tileBitmap);
toRender.TryAdd(info.Index, tileBitmap);
takenFromCache.TryAdd(info.Index, true);
continue;
}
var waitHandle = new AutoResetEvent(false);
waitHandles.Add(waitHandle);
ThreadPool.QueueUserWorkItem(GetTileOnThread,
new object[] { _source, info, toRender, waitHandle, true, takenFromCache });
}
foreach (var handle in waitHandles)
{
handle.WaitOne();
}
using (var ia = new ImageAttributes())
{
if (!_transparentColor.IsEmpty)
{
ia.SetColorKey(_transparentColor, _transparentColor);
}
#if !PocketPC
ia.SetWrapMode(WrapMode.TileFlipXY);
#endif
foreach (var info in tiles)
{
if (!toRender.ContainsKey(info.Index))
{
continue;
}
var bitmap = toRender[info.Index];//_bitmaps.Find(info.Index);
if (bitmap == null)
{
continue;
}
var min = map.WorldToImage(new Coordinate(info.Extent.MinX, info.Extent.MinY));
var max = map.WorldToImage(new Coordinate(info.Extent.MaxX, info.Extent.MaxY));
min = new PointF((float)Math.Round(min.X), (float)Math.Round(min.Y));
max = new PointF((float)Math.Round(max.X), (float)Math.Round(max.Y));
try
{
g.DrawImage(bitmap,
new Rectangle((int)min.X, (int)max.Y, (int)(max.X - min.X),
(int)(min.Y - max.Y)),
0, 0, tileWidth, tileHeight,
GraphicsUnit.Pixel,
ia);
}
catch (Exception ee)
{
Logger.Error(ee.Message);
}
}
}
//Add rendered tiles to cache
foreach (var kvp in toRender)
{
if (takenFromCache.ContainsKey(kvp.Key) && !takenFromCache[kvp.Key])
{
_bitmaps.Add(kvp.Key, kvp.Value);
}
}
graphics.Transform = new Matrix();
graphics.DrawImageUnscaled(bmp, 0, 0);
graphics.Transform = g.Transform;
}
}
}
public IList <TileInfo> GetTilesWanted(ITileSchema schema, Extent extent, string levelId)
{
return(schema.GetTilesInView(extent, (levelId)).ToList());
}
/// <summary>
/// The Voronoi Graph calculation creates the lines that form a voronoi diagram.
/// </summary>
/// <param name="points">The points to use for creating the tesselation.</param>
/// <param name="result">The output featureset.</param>
/// <param name="cropToExtent">The normal polygons have sharp angles that extend like stars.
/// Cropping will ensure that the original featureset extent plus a small extra buffer amount
/// is the outer extent of the polygons. Errors seem to occur if the exact extent is used.</param>
public static void VoronoiPolygons(IFeatureSet points, IFeatureSet result, bool cropToExtent)
{
double[] vertices = points.Vertex;
VoronoiGraph gp = Fortune.ComputeVoronoiGraph(vertices);
Extent ext = points.Extent;
ext.ExpandBy(ext.Width / 100, ext.Height / 100);
Envelope env = ext.ToEnvelope();
IPolygon bounds = env.ToPolygon();
// Convert undefined coordinates to a defined coordinate.
HandleBoundaries(gp, env);
for (int i = 0; i < vertices.Length / 2; i++)
{
List <VoronoiEdge> myEdges = new List <VoronoiEdge>();
Vector2 v = new Vector2(vertices, i * 2);
foreach (VoronoiEdge edge in gp.Edges)
{
if (!v.Equals(edge.RightData) && !v.Equals(edge.LeftData))
{
continue;
}
myEdges.Add(edge);
}
List <Coordinate> coords = new List <Coordinate>();
VoronoiEdge firstEdge = myEdges[0];
coords.Add(firstEdge.VVertexA.ToCoordinate());
coords.Add(firstEdge.VVertexB.ToCoordinate());
Vector2 previous = firstEdge.VVertexB;
myEdges.Remove(myEdges[0]);
Vector2 start = firstEdge.VVertexA;
while (myEdges.Count > 0)
{
for (int j = 0; j < myEdges.Count; j++)
{
VoronoiEdge edge = myEdges[j];
if (edge.VVertexA.Equals(previous))
{
previous = edge.VVertexB;
Coordinate c = previous.ToCoordinate();
coords.Add(c);
myEdges.Remove(edge);
break;
}
// couldn't match by adding to the end, so try adding to the beginning
if (edge.VVertexB.Equals(start))
{
start = edge.VVertexA;
coords.Insert(0, start.ToCoordinate());
myEdges.Remove(edge);
break;
}
// I don't like the reverse situation, but it seems necessary.
if (edge.VVertexB.Equals(previous))
{
previous = edge.VVertexA;
Coordinate c = previous.ToCoordinate();
coords.Add(c);
myEdges.Remove(edge);
break;
}
if (edge.VVertexA.Equals(start))
{
start = edge.VVertexB;
coords.Insert(0, start.ToCoordinate());
myEdges.Remove(edge);
break;
}
}
}
for (int j = 0; j < coords.Count; j++)
{
Coordinate cA = coords[j];
// Remove NAN values
if (double.IsNaN(cA.X) || double.IsNaN(cA.Y))
{
coords.Remove(cA);
}
// Remove duplicate coordinates
for (int k = j + 1; k < coords.Count; k++)
{
Coordinate cB = coords[k];
if (cA.Equals2D(cB))
{
coords.Remove(cB);
}
}
}
foreach (Coordinate coord in coords)
{
if (double.IsNaN(coord.X) || double.IsNaN(coord.Y))
{
coords.Remove(coord);
}
}
if (coords.Count <= 2)
{
continue;
}
Polygon pg = new Polygon(new LinearRing(coords.ToArray()));
if (cropToExtent)
{
try
{
IGeometry g = pg.Intersection(bounds);
IPolygon p = g as IPolygon;
if (p != null)
{
Feature f = new Feature(p, result);
f.CopyAttributes(points.Features[i]);
}
}
catch (Exception)
{
Feature f = new Feature(pg, result);
f.CopyAttributes(points.Features[i]);
}
}
else
{
Feature f = new Feature(pg, result);
f.CopyAttributes(points.Features[i]);
}
}
return;
}
public Line(string content, Extent extent)
{
this.Content = content;
this.Extent = extent;
}
public Extent GetExtentOfTilesInView(Extent extent, string levelId)
{
return(TileSchema.GetExtentOfTilesInView(this, extent, levelId));
}
/// <summary>
/// Initializes a new instance of the <see cref="MapArgs"/> class.
/// </summary>
/// <param name="bufferRectangle">The buffer rectangle.</param>
/// <param name="bufferEnvelope">The buffer envelope.</param>
public MapArgs(Rectangle bufferRectangle, Extent bufferEnvelope)
{
_bufferRectangle = bufferRectangle;
_bufferEnvelope = bufferEnvelope;
}
public void ViewChanged(Extent extent, double resolution)
{
tileFetcher.ViewChanged(extent, resolution);
}
/// <summary>
/// Creates a new MapArgs, where the device is also specified, overriding the default buffering behavior.
/// </summary>
/// <param name="bufferRectangle"></param>
/// <param name="bufferEnvelope"></param>
/// <param name="g"></param>
public MapArgs(Rectangle bufferRectangle, Extent bufferEnvelope, Graphics g)
{
_bufferRectangle = bufferRectangle;
_bufferEnvelope = bufferEnvelope;
_graphics = g;
}
/// <summary>
/// Renders the layer
/// </summary>
/// <param name="graphics">Graphics object reference</param>
/// <param name="map">Map which is rendered</param>
public override void Render(Graphics graphics, MapViewport map)
{
var bbox = map.Envelope;
var extent = new Extent(bbox.MinX, bbox.MinY, bbox.MaxX, bbox.MaxY);
#pragma warning disable CS0618 // Type or member is obsolete
var level = BruTile.Utilities.GetNearestLevel(_source.Schema.Resolutions, map.PixelSize);
#pragma warning restore CS0618 // Type or member is obsolete
var tiles = _source.Schema.GetTileInfos(extent, level);
//Abort previous running Threads
Cancel();
using (var ia = new ImageAttributes())
{
if (!_transparentColor.IsEmpty)
{
ia.SetColorKey(_transparentColor, _transparentColor);
}
ia.SetColorMatrix(new ColorMatrix {
Matrix33 = _opacity
}, ColorMatrixFlag.Default, ColorAdjustType.Bitmap);
#if !PocketPC
ia.SetWrapMode(WrapMode.TileFlipXY);
#endif
var tileWidth = _source.Schema.GetTileWidth(level);
var tileHeight = _source.Schema.GetTileHeight(level);
foreach (TileInfo info in tiles)
{
if (_bitmaps.Find(info.Index) != null)
{
//draws directly the bitmap
var bb = new Envelope(new Coordinate(info.Extent.MinX, info.Extent.MinY),
new Coordinate(info.Extent.MaxX, info.Extent.MaxY));
HandleMapNewTileAvaliable(map, graphics, bb, _bitmaps.Find(info.Index),
tileWidth, tileHeight, ia);
}
else if (_fileCache != null && _fileCache.Exists(info.Index))
{
Bitmap img = GetImageFromFileCache(info) as Bitmap;
_bitmaps.Add(info.Index, img);
//draws directly the bitmap
var btExtent = info.Extent;
var bb = new Envelope(new Coordinate(btExtent.MinX, btExtent.MinY),
new Coordinate(btExtent.MaxX, btExtent.MaxY));
HandleMapNewTileAvaliable(map, graphics, bb, _bitmaps.Find(info.Index),
tileWidth, tileHeight, ia);
}
else
{
var cancelToken = new CancellationTokenSource();
var token = cancelToken.Token;
var l_info = info;
if (Logger.IsDebugEnabled)
{
Logger.DebugFormat("Starting new Task to download tile {0},{1},{2}", info.Index.Level, info.Index.Col, info.Index.Row);
}
var t = new System.Threading.Tasks.Task(delegate
{
if (token.IsCancellationRequested)
{
token.ThrowIfCancellationRequested();
}
if (Logger.IsDebugEnabled)
{
Logger.DebugFormat("Task started for download of tile {0},{1},{2}", info.Index.Level, info.Index.Col, info.Index.Row);
}
var res = GetTileOnThread(token, _source, l_info, _bitmaps, true);
if (res)
{
Interlocked.Decrement(ref _numPendingDownloads);
DownloadProgressChanged?.Invoke(_numPendingDownloads);
}
}, token);
var dt = new DownloadTask()
{
CancellationToken = cancelToken, Task = t
};
lock (_currentTasks)
{
_currentTasks.Add(dt);
_numPendingDownloads++;
}
t.Start();
}
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="LiDarDataSet"/> class.
/// </summary>
/// <param name="filename">Name of the file that is used in this dataset.</param>
public LiDarDataSet(string filename)
{
// here read the maxX, maxY from the las file header
// and change the Extent property
LasReader reader = new LasReader(filename);
reader.initialize();
ulong pointNum = reader.getNumPoints();
int arrayLength = (int)pointNum;
Schema schema = reader.getSchema();
PointBuffer data = new PointBuffer(schema, (uint)pointNum);
// get the dimensions (fields) of the point record for the X, Y, and Z values
int offsetX = schema.getDimensionIndex(DimensionId.Id.X_i32);
int offsetY = schema.getDimensionIndex(DimensionId.Id.Y_i32);
int offsetZ = schema.getDimensionIndex(DimensionId.Id.Z_i32);
Dimension dimensionX = schema.getDimension((uint)offsetX);
Dimension dimensionY = schema.getDimension((uint)offsetY);
schema.getDimension((uint)offsetZ);
// make the iterator to read from the file
StageSequentialIterator iter = reader.createSequentialIterator();
iter.read(data);
int xraw = data.getField_Int32(0, offsetX);
int yraw = data.getField_Int32(0, offsetY);
// LAS stores the data in scaled integer form: undo the scaling
// so we can see the real values as doubles
double maxX, maxY;
var minX = maxX = dimensionX.applyScaling_Int32(xraw);
var minY = maxY = dimensionY.applyScaling_Int32(yraw);
for (int i = 1; i < arrayLength; i++)
{
xraw = data.getField_Int32((uint)i, offsetX);
yraw = data.getField_Int32((uint)i, offsetY);
// LAS stores the data in scaled integer form: undo the scaling
// so we can see the real values as doubles
double x = dimensionX.applyScaling_Int32(xraw);
double y = dimensionY.applyScaling_Int32(yraw);
if (x < minX)
{
minX = x;
}
if (x > maxX)
{
maxX = x;
}
if (y < minY)
{
minY = y;
}
if (y > maxY)
{
maxY = y;
}
}
_setupExtent = new Extent(minX, minY, maxX, maxY);
}
public void Write(AssetWriter writer)
{
Center.Write(writer);
Extent.Write(writer);
}
private List <SeriesDataCart> GetSeriesListForExtent(Extent extent, string[] keywords, double tileWidth, double tileHeight,
DateTime startDate, DateTime endDate, WebServiceNode[] serviceIDs,
IProgressHandler bgWorker, Func <SeriesDataCart, bool> seriesFilter)
{
var servicesToSearch = new List <Tuple <WebServiceNode[], Extent> >();
if (serviceIDs.Length > 0)
{
foreach (var webService in serviceIDs)
{
if (webService.ServiceBoundingBox == null)
{
servicesToSearch.Add(new Tuple <WebServiceNode[], Extent>(new[] { webService }, extent));
continue;
}
const double eps = 0.05; //tolerance (0.05 deg) used for services whose bounding box is one point
var wsBox = webService.ServiceBoundingBox;
var wsExtent = new Extent(wsBox.XMin - eps, wsBox.YMin - eps, wsBox.XMax + eps, wsBox.YMax + eps);
if (wsExtent.Intersects(extent))
{
servicesToSearch.Add(new Tuple <WebServiceNode[], Extent>(new[] { webService }, wsExtent.Intersection(extent)));
}
}
}
else
{
servicesToSearch.Add(new Tuple <WebServiceNode[], Extent>(new WebServiceNode[] { }, extent));
}
var servicesWithExtents = new List <Tuple <WebServiceNode[], List <Extent> > >(servicesToSearch.Count);
int totalTilesCount = 0;
foreach (var wsInfo in servicesToSearch)
{
var tiles = SearchHelper.CreateTiles(wsInfo.Item2, tileWidth, tileHeight);
servicesWithExtents.Add(new Tuple <WebServiceNode[], List <Extent> >(wsInfo.Item1, tiles));
totalTilesCount += tiles.Count;
}
var fullSeriesList = new List <SeriesDataCart>();
int currentTileIndex = 0;
foreach (var wsInfo in servicesWithExtents)
{
var webServices = wsInfo.Item1;
var tiles = wsInfo.Item2;
for (int i = 0; i < tiles.Count; i++, currentTileIndex++)
{
var tile = tiles[i];
bgWorker.CheckForCancel();
// Do the web service call
var tileSeriesList = new List <SeriesDataCart>();
foreach (var keyword in keywords)
{
bgWorker.ReportMessage(
string.Format("Retrieving series from server. Keyword: {0}. Tile: {1} of {2}", keyword,
currentTileIndex + 1, totalTilesCount));
bgWorker.CheckForCancel();
tileSeriesList.AddRange(GetSeriesCatalogForBox(tile.MinX, tile.MaxX, tile.MinY, tile.MaxY,
keyword, startDate, endDate,
webServices.Select(item => item.ServiceID).ToArray()));
}
fullSeriesList.AddRange(tileSeriesList.Where(seriesFilter));
// Report progress
var message = string.Format("{0} Series found", fullSeriesList.Count);
var percentProgress = (currentTileIndex * 100) / totalTilesCount + 1;
bgWorker.ReportProgress(percentProgress, message);
}
}
return(fullSeriesList);
}
/// <summary>
/// Draws the GraphicsPaths. Before we were effectively "re-creating" the same geometric.
/// </summary>
/// <param name="e">The map arguments.</param>
/// <param name="paths">The graphics path.</param>
private void DrawPaths(MapArgs e, IList <GraphicsPath> paths)
{
Graphics g = e.Device ?? Graphics.FromImage(BackBuffer);
int numCategories = Symbology.Categories.Count;
if (!DrawnStatesNeeded && !EditMode)
{
IPolygonSymbolizer ps = Symbolizer;
g.SmoothingMode = ps.Smoothing ? SmoothingMode.AntiAlias : SmoothingMode.None;
Extent catBounds = DataSet.Extent;
var bounds = new RectangleF
{
X = Convert.ToSingle((catBounds.MinX - e.MinX) * e.Dx),
Y = Convert.ToSingle((e.MaxY - catBounds.MaxY) * e.Dy)
};
float r = Convert.ToSingle((catBounds.MaxX - e.MinX) * e.Dx);
bounds.Width = r - bounds.X;
float b = Convert.ToSingle((e.MaxY - catBounds.MinY) * e.Dy);
bounds.Height = b - bounds.Y;
foreach (IPattern pattern in ps.Patterns)
{
IGradientPattern gp = pattern as IGradientPattern;
if (gp != null)
{
gp.Bounds = bounds;
}
pattern.FillPath(g, paths[0]);
}
double scale = 1;
if (ps.ScaleMode == ScaleMode.Geographic)
{
scale = e.ImageRectangle.Width / e.GeographicExtents.Width;
}
foreach (IPattern pattern in ps.Patterns)
{
if (pattern.UseOutline)
{
pattern.DrawPath(g, paths[0], scale);
}
}
}
else
{
for (int selectState = 0; selectState < 2; selectState++)
{
int iCategory = 0;
foreach (IPolygonCategory category in Symbology.Categories)
{
Extent catBounds = (CategoryExtents.Keys.Contains(category) ? CategoryExtents[category] : CalculateCategoryExtent(category)) ?? Extent;
var bounds = new RectangleF
{
X = Convert.ToSingle((catBounds.MinX - e.MinX) * e.Dx),
Y = Convert.ToSingle((e.MaxY - catBounds.MaxY) * e.Dy)
};
float r = Convert.ToSingle((catBounds.MaxX - e.MinX) * e.Dx);
bounds.Width = r - bounds.X;
float b = Convert.ToSingle((e.MaxY - catBounds.MinY) * e.Dy);
bounds.Height = b - bounds.Y;
int index = (selectState * numCategories) + iCategory;
// Define the symbology based on the category and selection state
IPolygonSymbolizer ps = category.Symbolizer;
if (selectState == Selected)
{
ps = category.SelectionSymbolizer;
}
g.SmoothingMode = ps.Smoothing ? SmoothingMode.AntiAlias : SmoothingMode.None;
foreach (IPattern pattern in ps.Patterns)
{
IGradientPattern gp = pattern as IGradientPattern;
if (gp != null)
{
gp.Bounds = bounds;
}
if (paths[index] != null)
{
paths[index].FillMode = FillMode.Winding;
pattern.FillPath(g, paths[index]);
}
}
double scale = 1;
if (ps.ScaleMode == ScaleMode.Geographic)
{
scale = e.ImageRectangle.Width / e.GeographicExtents.Width;
}
foreach (IPattern pattern in ps.Patterns)
{
if (pattern.UseOutline)
{
pattern.DrawPath(g, paths[index], scale);
}
}
iCategory++;
}
}
}
if (e.Device == null)
{
g.Dispose();
}
}
/// <summary> /// Queries the specified search extent. /// </summary> /// <param name="searchExtent">The search extent.</param> /// <param name="itemHandler">The method that should be called for each query hit (any /// node with an extent that overlaps the query window)</param> internal abstract void Query(Extent searchExtent, ProcessItem itemHandler);
public void RaiseCallbackEvent(String eventArgument)
{
returnCommand = "REFRESH";
string Nm = SessionName;
GDIMap m = (GDIMap)System.Web.HttpContext.Current.Session[(string)ViewState[ClientID]];
if (m == null)
{
return;
}
string[] arg = eventArgument.Split('|');
string cmd = arg[0].ToUpper();
switch (cmd)
{
case "ZOOMALL":
{
ZoomAll(ref m);
returnCommand = "REFRESHANDHIDEBUFFER";
}
break;
case "SELECT":
{
if (m.Layers.SelectedLayer != null)
{
System.Drawing.Point pt1 = new System.Drawing.Point(Convert.ToInt32(arg[1]), Convert.ToInt32(arg[2]));
System.Drawing.Point pt2 = new System.Drawing.Point(Convert.ToInt32(arg[3]), Convert.ToInt32(arg[4]));
Coordinate pm1 = m.PixelToProj(pt1);
Coordinate pm2 = m.PixelToProj(pt2);
Extent ex = new Extent(Math.Min(pm1.X, pm2.X), Math.Min(pm1.Y, pm2.Y),
Math.Max(pm1.X, pm2.X), Math.Max(pm1.Y, pm2.Y));
IEnvelope MapEnv = m.Extent.ToEnvelope();
m.Layers.SelectedLayer.ClearSelection(out MapEnv);
m.Layers.SelectedLayer.ClearSelection();
IEnvelope affectedarea = null;
m.Layers.SelectedLayer.Select(m.ViewExtents.ToEnvelope(), ex.ToEnvelope(), Symbology.SelectionMode.IntersectsExtent, out affectedarea);
returnCommand = "STRUCTURE";
}
else
{
returnValue = "<table><tr><td> Choose a layer! </td></tr><table>";
returnCommand = "POPUP";
}
}
break;
case "INFO":
{
System.Drawing.Point pt = new System.Drawing.Point(Convert.ToInt32(arg[2]), Convert.ToInt32(arg[3]));
Coordinate pm = m.PixelToProj(pt);
Extent ex = new Extent(pm.X, pm.Y, pm.X, pm.Y);
if (m.Layers.SelectedLayer != null)
{
FeatureSet fs = m.Layers.SelectedLayer.DataSet as FeatureSet;
List <IFeature> flist = fs.Select(ex);
int n = flist.Count;
returnValue = "<table>";
if (n > 0)
{
for (int i = 0; i < fs.DataTable.Columns.Count; i++)
{
returnValue += "<tr><td>" + fs.DataTable.Columns[i].ColumnName + "</td><td>" + flist[0].DataRow[i].ToString() + "</td></tr>";
}
returnValue += "</table>";
returnCommand = "POPUP";
}
}
else
{
returnValue = "<table><tr><td> Select a layer before info !</td></tr><table>";
returnCommand = "POPUP";
}
}
break;
case "RESIZE":
{
Size NewSz = new Size(Convert.ToInt32(arg[2]), Convert.ToInt32(arg[3]));
Size ActualSz = ControlSize;
if (ActualSz.Width == 0 || ActualSz.Height == 0)
{
ControlSize = NewSz;
ZoomAll(ref m);
returnCommand = "STRUCTURE";
}
else
{
if (NewSz != ActualSz)
{
ControlSize = NewSz;
returnCommand = "STRUCTURE";
}
else
{
returnCommand = "NOTHING";
}
}
}
break;
case "ZOOMRECT":
{
System.Drawing.Point pt1 = new System.Drawing.Point(Convert.ToInt32(arg[1]), Convert.ToInt32(arg[2]));
System.Drawing.Point pt2 = new System.Drawing.Point(Convert.ToInt32(arg[3]), Convert.ToInt32(arg[4]));
Coordinate pm1 = m.PixelToProj(pt1);
Coordinate pm2 = m.PixelToProj(pt2);
Extent x = new Extent(Math.Min(pm1.X, pm2.X),
Math.Min(pm1.Y, pm2.Y),
Math.Max(pm1.X, pm2.X),
Math.Max(pm1.Y, pm2.Y));
m.ViewExtents = x;
returnCommand = "REFRESHANDHIDEBUFFER";
}
break;
case "ZOOMIN":
{
int x = Convert.ToInt32(arg[1]);
int y = Convert.ToInt32(arg[2]);
System.Drawing.Point pntZoomAndCenter = new System.Drawing.Point((x - m.Size.Width / 2), (y - m.Size.Height / 2));
m.MapFrame.Pan(pntZoomAndCenter);
m.ZoomIn();
returnCommand = "REFRESHANDHIDEBUFFER";
}
break;
case "ZOOMOUT":
{
int x = Convert.ToInt32(arg[1]);
int y = Convert.ToInt32(arg[2]);
System.Drawing.Point pnt = new System.Drawing.Point((x - m.Size.Width / 2), (y - m.Size.Height / 2));
m.MapFrame.Pan(pnt);
m.ZoomOut();
returnCommand = "REFRESHANDHIDEBUFFER";
}
break;
case "PAN":
{
int x = Convert.ToInt32(arg[1]);
int y = Convert.ToInt32(arg[2]);
System.Drawing.Point pnt = new System.Drawing.Point((x - m.Size.Width / 2), (y - m.Size.Height / 2));
m.MapFrame.Pan(new System.Drawing.Point(x, y));
}
break;
case "WHEELIN":
{
m.ZoomIn();
returnCommand = "REFRESHANDHIDEBUFFER";
}
break;
case "WHEELOUT":
{
m.ZoomOut();
returnCommand = "REFRESHANDHIDEBUFFER";
}
break;
}
//ControlMap = m;
System.Web.HttpContext.Current.Session[(string)ViewState[ClientID]] = m;
if (returnCommand == "STRUCTURE")
{
returnValue = redraw(ref m);
if (OnRedraw != null)
{
OnRedraw(this);
}
}
if (returnCommand == "REFRESH" | returnCommand == "REFRESHANDHIDEBUFFER")
{
returnValue = refresh(ref m);
if (OnRedraw != null)
{
OnRedraw(this);
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Node"/> class.
/// </summary>
/// <param name="w">The covering rectangle of the node</param>
protected Node(Extent w)
{
m_Window = w;
}
public ActorAddvertisment(Actor actor, Addvertisment addvert, decimal salary)
{
(Actor, Addvertisment, Salary) = (actor, addvert, salary);
Extent.Add(this);
}
public List <Path> GetPaths(Transform toScreen, BoundingBox mapBoundingBox, Action mouseDownAction = null)
{
if (_symbol == null)
{
return(new List <Path>());
}
var pathGeometry = GetPathGeometry(toScreen);
var firstScreen = toScreen.Transform(mapBoundingBox.TopLeft.AsWpfPoint());
var secondScreen = toScreen.Transform(mapBoundingBox.BottomRight.AsWpfPoint());
var screenLimit = new BoundingBox(firstScreen.X, firstScreen.Y, secondScreen.X, secondScreen.Y);
var size = toScreen.TransformBounds(Extent.AsRect());
var size2 = pathGeometry.Bounds;
var distance = Math.Max(size2.Width, size2.Height);
var unitSize = Math.Max(_symbol.Bounds.Height, _symbol.Bounds.Width);
var tolerance = distance / unitSize;
List <Path> result = new List <Path>();
var bound = _symbol.Bounds;
for (int i = 0; i <= tolerance; i++)
{
double fraction = (i) / tolerance;
System.Windows.Point location, direction;
pathGeometry.GetPointAtFractionLength(fraction, out location, out direction);
if (!screenLimit.Intersects(new Point(location.X, location.Y)))
{
continue;
}
Path tempPath = new Path()
{
Fill = this.VisualParameters.Fill, Data = _symbol
};
if (CanEdit && mouseDownAction != null)
{
tempPath.MouseLeftButtonDown += (sender, e) =>
{
if (e.ClickCount > 1)
{
mouseDownAction();
}
};
}
Matrix matrix = Matrix.Identity;
var rotation = Math.Atan2(direction.Y, direction.X) * 180 / Math.PI;
matrix.RotateAt(rotation, (bound.Width + bound.X) / 2.0, (bound.Height + bound.Y) / 2.0);
matrix.Translate(location.X - bound.Width / 2.0 - bound.X / 2.0, location.Y - bound.Height / 2.0 - bound.Y / 2.0);
TransformGroup group = new TransformGroup();
group.Children.Add(new MatrixTransform(matrix));
tempPath.RenderTransform = group;
//tempPath.Tag = new LayerTag(-1) { IsTiled = false, LayerType = LayerType.AnimatingItem };
result.Add(tempPath);
}
return(result);
}
/// <summary>
/// This method checks the various overviews available and attempts to create an image that will work
/// best.
/// </summary>
/// <param name="envelope"></param>
/// <param name="window"></param>
/// <returns></returns>
public override Bitmap GetBitmap(Extent envelope, Rectangle window)
{
//if (window.Width == 0 || window.Height == 0) return null;
//Rectangle expWindow = window.ExpandBy(1);
//IEnvelope expEnvelope = envelope.Reproportion(window, expWindow);
//IEnvelope env = expEnvelope.Intersection(Bounds.Envelope);
//if (env == null || env.IsNull || env.Height == 0 || env.Width == 0) return null;
//Size[] he = _header.ImageHeaders[0];
//int scale;
//double cwa = expWindow.Width / expEnvelope.Width;
//double cha = expWindow.Height / expEnvelope.Height;
//for (scale = 0; scale < _header.ImageHeaders.Length; scale++)
//{
// PyramidImageHeader ph = _header.ImageHeaders[scale];
// if (cwa > ph.NumColumns / Bounds.Width || cha > ph.NumRows / Bounds.Height)
// {
// if (scale > 0) scale -= 1;
// break;
// }
// he = ph;
//}
//// Get the cell coordinates of the part of the source bitmap to read
//int x = (int)((he.NumColumns / Bounds.Width) * (env.X - he.Affine[0]));
//int y = (int)((he.NumRows / Bounds.Height) * (he.Affine[3] - env.Y));
//int w = (int)((he.NumColumns / Bounds.Width) * env.Width);
//int h = (int)((he.NumRows / Bounds.Height) * env.Height);
//if (w == 0 || h == 0) return null;
//byte[] vals = ReadWindow(y, x, h, w, scale);
//Bitmap bmp = new Bitmap(w, h);
//BitmapData bData = bmp.LockBits(new Rectangle(0, 0, w, h), ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
//Marshal.Copy(vals, 0, bData.Scan0, vals.Length);
//bmp.UnlockBits(bData);
//// Use the cell coordinates to determine the affine coefficients for the cells retrieved.
//double[] affine = new double[6];
//Array.Copy(he.Affine, affine, 6);
//affine[0] = affine[0] + x * affine[1] + y * affine[2];
//affine[3] = affine[3] + x * affine[4] + y * affine[5];
//Bitmap result = new Bitmap(window.Width, window.Height);
//Graphics g = Graphics.FromImage(result);
//double imageToWorldW = affine[1];
//double imageToWorldH = affine[5];
//float cw = (float)(imageToWorldW * (window.Width / envelope.Width)); // cell width
//float ch = -(float)(imageToWorldH * (window.Height / envelope.Height)); // cell height
////float sx = cw * (float)(_worldFile.Affine[2] / _worldFile.Affine[1]);
////float sy = ch * (float)(_worldFile.Affine[4] / _worldFile.Affine[5]);
//const float sx = 0;
//const float sy = 0;
//float l = (float)(affine[0]);
//float t = (float)(affine[3]);
//float dx = (float)((l - envelope.Minimum.X) * (window.Width / envelope.Width));
//float dy = (float)((envelope.Maximum.Y - t) * (window.Height / envelope.Height));
//g.Transform = new Matrix(cw, sx, sy, ch, dx, dy);
//g.PixelOffsetMode = PixelOffsetMode.Half;
//if (cw > 1 || ch > 1) g.InterpolationMode = InterpolationMode.NearestNeighbor;
//g.DrawImage(bmp, new PointF(0, 0));
//bmp.Dispose();
//g.Dispose();
//return result;
return null;
}
public IEnumerable <TileInfo> GetTileInfos(Extent extent, double resolution)
{
var level = BruTile.Utilities.GetNearestLevel(_resolutions, resolution);
return(GetTileInfos(extent, level));
}
}//end method
/// <summary>
/// 処理実行
/// </summary>
/// <param name="opts">引数</param>
private static void runProcess(CmdOptions opts)
{
try
{
//ファイルの存在確認
if (!File.Exists(opts.InputCsv))
{
Console.WriteLine($"File Not Found:{opts.InputCsv}");
Environment.Exit(1);
}//end if
//ディレクトリの存在確認
if (!Directory.Exists(opts.OutDir))
{
Console.WriteLine($"Directory Not Found:{opts.OutDir}");
Environment.Exit(1);
}
opts.ImageFormat = opts.ImageFormat.Trim().ToLower();
if (opts.Bit8 && opts.ImageFormat != ".png")
{
opts.Bit8 = false;
Console.WriteLine($"8 bit Index option cannot enable. :{opts.ImageFormat}");
}
//4隅座標カラムの件数確認
var extCols = opts.ExtentColumn.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
.Select(s => s.Trim()).ToList();
if (extCols.Count < 4)
{
Console.WriteLine("extent-column needs 4:ex minx,miny,maxx,maxy");
Console.WriteLine($"input:{opts.ExtentColumn}");
Environment.Exit(1);
}
//タイル関連準備
var tileUrl = new TileUrl(opts.PreUrl, opts.PostUrl);
tileUrl.NeedsColRow = true;
var tileUtil = new TileUtil(tileUrl);
var imgUtil = new ImgUtil(tileUtil);
var level = (int)opts.Level;
bool checkHeader = false;
//カラーファイルがあれば読み込み
var colorFile = Path.Combine(opts.OutDir, "colors.clr");
List <Color> colors = null;
if (File.Exists(colorFile))
{
colors = Program.readColors(colorFile);
}
imgUtil.Colors = colors;
using (var fs = new FileStream(opts.InputCsv, FileMode.Open, FileAccess.Read))
using (var wfs = new FileStream(Path.Combine(opts.OutDir, "list.csv"), FileMode.Create, FileAccess.Write))
using (var sw = new StreamWriter(wfs))
{
sw.WriteLine($"{opts.UniqueColumn},img");
foreach (var line in CsvReader.ReadFromStream(fs))
{
//ヘッダのチェック
if (!checkHeader)
{
if (!line.Headers.Contains(opts.UniqueColumn))
{
Console.WriteLine($"Unique Column Not Found:{opts.UniqueColumn}");
Environment.Exit(1);
}
if (!line.Headers.Contains(extCols[0]) ||
!line.Headers.Contains(extCols[1]) ||
!line.Headers.Contains(extCols[2]) ||
!line.Headers.Contains(extCols[3]))
{
Console.WriteLine($"extent-column Not Found:{opts.ExtentColumn}");
Environment.Exit(1);
}
checkHeader = true;
}//end if
var uniqueId = line[opts.UniqueColumn];
double minx, miny, maxx, maxy;
if (!double.TryParse(line[extCols[0]], out minx) ||
!double.TryParse(line[extCols[1]], out miny) ||
!double.TryParse(line[extCols[2]], out maxx) ||
!double.TryParse(line[extCols[3]], out maxy))
{
Console.WriteLine($"unique id:{uniqueId} extent cannot read.");
continue;
}
var outFile = Path.Combine(opts.OutDir, $"img{uniqueId}{opts.ImageFormat}");
sw.WriteLine($"{uniqueId},{outFile}");//とりあえずリスト出力
//ファイルあれば戻す
if (File.Exists(outFile))
{
continue;
}
var imgFormat = ImageFormat.Png;
if (outFile.ToLower().EndsWith("jpg"))
{
imgFormat = ImageFormat.Jpeg;
}
//範囲
var ext = new Extent(minx, miny, maxx, maxy);
ExportResult ret = null;
try
{
if (!opts.Bit8)
{
ret = imgUtil.Export(ext, level);
}
else
{
ret = imgUtil.Export8bppIndexed(ext, level);
}
ret.ExportImage.Save(outFile, imgFormat);
File.WriteAllText(outFile + "w", ret.EsriWorldfile);
if (imgUtil.Colors != null)
{
Program.writeColors(colorFile, imgUtil.Colors);
}
}
catch (Exception ex)
{
Console.WriteLine($"unique id:{uniqueId} err.");
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
}
finally
{
if (ret != null && ret.ExportImage != null)
{
ret.ExportImage.Dispose();
}
}
}//end csv loop
}//end file
}
catch (Exception ex)
{
Console.Error.WriteLine(ex.Message);
Console.Error.WriteLine(ex.StackTrace);
Environment.Exit(99);
} //end try
} //end method
/// <summary>
/// Creates a new instance of the ImageGraphics class for assisting with drawing.
/// </summary>
/// <param name="inExtent"></param>
/// <param name="inDestRectangle"></param>
public ImageProjection(Extent inExtent, Rectangle inDestRectangle)
{
_extents = inExtent;
_destRectangle = inDestRectangle;
}