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Utils.py.cs
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Utils.py.cs
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using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System;
using System.IO;
using Path = System.IO.Path;
using System.Windows;
using System.Threading;
using System.Windows.Forms;
using OpenFileDialog = System.Windows.Forms.OpenFileDialog;
using System.Reflection;
//using ArcGIS.Desktop.Framework.Utilities;
using EventLog = ArcGIS.Desktop.Framework.Utilities.EventLog;
using ArcGIS.Desktop.Mapping;
using ArcGIS.Core.Data;
using QueryFilter = ArcGIS.Core.Data.QueryFilter;
using ArcGIS.Core.CIM;
using ArcGIS.Core.Geometry;
using LinearUnit = ArcGIS.Core.Geometry.LinearUnit;
using Envelope = ArcGIS.Core.Geometry.Envelope;
using SpatialReference = ArcGIS.Core.Geometry.SpatialReference;
using Polygon = ArcGIS.Core.Geometry.Polygon;
//using ArcGIS.Desktop.Framework.Dialogs;
using MessageBox = ArcGIS.Desktop.Framework.Dialogs.MessageBox;
using ArcGIS.Desktop.Core.Geoprocessing;
using Microsoft.Extensions.FileSystemGlobbing;
using ArcGIS.Desktop.Framework.Threading.Tasks;
using System.Security.Policy;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices.ComTypes;
using System.Threading.Tasks;
using System.Windows.Interop;
using Microsoft.Win32;
using ArcGIS.Desktop.Internal.Mapping.CommonControls;
using ArcGIS.Desktop.Core;
using ArcGIS.Core.Internal.CIM;
using ArcGIS.Core.Data.Raster;
using System.Windows.Media.Animation;
using OSGeo.OGR;
using Layer = ArcGIS.Desktop.Mapping.Layer;
using Feature = ArcGIS.Core.Data.Feature;
using System.Data.Entity.Migrations.Sql;
using Microsoft.VisualBasic.Logging;
using ArcGIS.Desktop.Internal.Catalog.PropertyPages.ParcelDataset;
namespace ArcSWAT3
{
public static class Utils {
public static string _DATEFORMAT = "d MMMM yyyy";
public static string _ARCSWATNAME = "ArcSWAT";
public static string _SLOPE_GROUP_NAME = "Slope";
public static string _LANDUSE_GROUP_NAME = "Landuse";
public static string _SOIL_GROUP_NAME = "Soil";
public static string _WATERSHED_GROUP_NAME = "Watershed";
public static string _RESULTS_GROUP_NAME = "Results";
public static string _ANIMATION_GROUP_NAME = "Animations";
public static string _DEMLEGEND = "DEM";
public static string _SNAPPEDLEGEND = "Snapped inlets/outlets";
public static string _SELECTEDLEGEND = "Selected inlets/outlets";
public static string _DRAWNLEGEND = "Drawn inlets/outlets";
public static string _EXTRALEGEND = "Extra inlets/outlets";
public static string _FULLHRUSLEGEND = "Full HRUs";
public static string _ACTHRUSLEGEND = "Actual HRUs";
public static string _HILLSHADELEGEND = "Hillshade";
public static string _REACHESLEGEND = "Reaches";
public static string _WATERSHEDLEGEND = "Watershed";
public static string _GRIDLEGEND = "Watershed grid";
public static string _GRIDSTREAMSLEGEND = "Grid streams";
public static string _DRAINSTREAMSLEGEND = "Drainage streams";
public static string _HRUSLEGEND = "HRUs";
public static List<int> _dX = new List<int> {
1,
1,
0,
-1,
-1,
-1,
0,
1
};
public static List<int> _dY = new List<int> {
0,
-1,
-1,
-1,
0,
1,
1,
1
};
// Report msg as an error. If not reportErrors merely log the message.
public static void error(string msg, bool isBatch, bool reportErrors = true, string logFile = null) {
Utils.logerror(msg);
if (!reportErrors) {
return;
}
if (isBatch) {
// in batch mode we generally only look at stdout
// (to avoid distracting messages from gdal about .shp files not being supported)
// so report to stdout
if (logFile is null) {
Console.Write(String.Format("ERROR: {0}\n", msg));
} else {
using (FileStream log = new FileStream(logFile, FileMode.Append, FileAccess.Write))
using (StreamWriter sw = new StreamWriter(log)) {
sw.WriteLine(String.Format("ERROR: {0}", msg));
}
}
} else {
MessageBox.Show("ERROR: " + msg, Utils._ARCSWATNAME);
}
return;
}
// non-modal message box returning OK or Cancel
public static MessageBoxResult nonModalMessage(string msg, string title, bool isBatch) {
MessageBoxResult result = MessageBoxResult.OK;
if (!isBatch) {
new Thread(() => result = MessageBox.Show(msg, title, MessageBoxButton.OKCancel)).Start();
}
return result;
}
// Ask msg as a question, returning Yes or No.
public static MessageBoxResult question(string msg, bool isBatch, bool affirm, string logFile = null) {
MessageBoxResult result;
object res;
// only ask question if interactive
if (!isBatch) {
result = MessageBox.Show(msg, Utils._ARCSWATNAME, MessageBoxButton.YesNo);
} else {
// batch: use affirm parameter
if (affirm) {
result = MessageBoxResult.Yes;
} else {
result = MessageBoxResult.No;
}
}
if (result == MessageBoxResult.Yes) {
res = " Yes";
} else {
res = " No";
}
Utils.loginfo(msg + res);
if (isBatch) {
if (logFile is null) {
Console.WriteLine(String.Format("{0}", msg + res));
} else {
using (FileStream log = new FileStream(logFile, FileMode.Append, FileAccess.Write))
using (StreamWriter sw = new StreamWriter(log)) {
sw.WriteLine(String.Format("{0}", msg + res));
}
}
}
return result;
}
// Report msg as information.
public static void information(string msg, bool isBatch, bool reportErrors = true, string logFile = null) {
Utils.loginfo(msg);
if (!reportErrors) {
return;
}
if (isBatch) {
if (logFile is null) {
Console.WriteLine(String.Format("{0}", msg));
} else {
using (FileStream log = new FileStream(logFile, FileMode.Append, FileAccess.Write))
using (StreamWriter sw = new StreamWriter(log)) {
sw.WriteLine(String.Format("{0}", msg));
}
}
} else {
ArcGIS.Desktop.Framework.Dialogs.MessageBox.Show(msg, Utils._ARCSWATNAME);
}
return;
}
public static string DisplaySet<T>(IEnumerable<T> collection) {
var s = "{";
foreach (T i in collection) {
s += string.Format(" {0}", i);
}
s += " }";
return s;
}
public static void exceptionError(string msg, bool isBatch) {
Utils.error(String.Format("{0}", msg), isBatch);
return;
}
public static string logFile {
get {
var logName = Path.ChangeExtension(Project.Current.Name, ".log");
return Path.Combine(Project.Current.HomeFolderPath, logName);
}
}
public static void openLog() {
var log = logFile;
using (var w = new StreamWriter(log, false)) {
w.WriteLine(DateTime.Now.ToString("f"));
}
}
// Log message as information.
public static void loginfo(string msg, EventLog.EventType typ = EventLog.EventType.Information) {
try {
switch (typ) {
case EventLog.EventType.Information:
break;
case EventLog.EventType.Error:
msg = "ERROR: " + msg; break;
case EventLog.EventType.Warning:
msg = "WARNING: " + msg; break;
}
using (var w = new StreamWriter(logFile, true)) {
w.WriteLine(msg);
}
} catch {
Console.WriteLine(msg);
}
}
// Log message as error.
public static void logerror(string msg) {
Utils.loginfo(msg, EventLog.EventType.Error);
}
// Translate msg according to current locale.
public static string trans(string msg) {
return msg; // QApplication.translate("QSWATPlus", msg, null);
}
// If filePath exists, return filePath relative to path, else return empty string.
public static string relativise(string filePath, string path) {
if (File.Exists(filePath) || Directory.Exists(filePath)) {
string rel = Path.GetRelativePath(path, filePath);
return rel; // rel.Replace("\\", "/");
} else {
return "";
}
}
// Use appropriate path separator.
public static string join(string path, string fileName) {
return Path.Combine(path, fileName);
}
// Return true if absolute paths of the two paths are the same.
public static bool samePath(string p1, string p2) {
try {
return string.Equals(Path.GetFullPath(p1), Path.GetFullPath(p2));
} catch (Exception) {
return false;
}
}
//
// Copy .prj file, if it exists, from inFile to .prj file of outFile,
// unless outFile is .dat.
//
public static void copyPrj(string inFile, string outFile) {
string outSuffix = Path.GetExtension(outFile);
if (outSuffix != ".dat") {
var inPrj = Path.ChangeExtension(inFile, ".prj");
var outPrj = Path.ChangeExtension(outFile, ".prj");
if (File.Exists(inPrj)) {
File.Copy(inPrj, outPrj, true);
}
}
}
// Return true (outFile is up to date) if inFile exists, outFile exists and is no younger than inFile.
public static bool isUpToDate(string inFile, string outFile) {
if (!File.Exists(inFile)) {
return false;
}
if (File.Exists(outFile)) {
if (File.GetLastWriteTime(outFile) >= File.GetLastWriteTime(inFile)) {
//print('{0} is up to date compared to {1}', os.path.split(outFile)[1], os.path.split(inFile)[1]))
return true;
}
}
//print('{0} is not up to date compared to {1}', os.path.split(outFile)[1], os.path.split(inFile)[1]))
return false;
}
// Set label text and repaint.
public static void progress(string text, System.Windows.Forms.Label label) {
label.Text = text;
// shows on console if visible; more useful in testing when appears on standard output
Console.WriteLine(text);
// calling processEvents after label.clear can cause QGIS to hang
label.Refresh();
}
// If path is P/X.shp and P/X is a directory, return P/X/X.shp,
// else return path.
public static string dirToShapefile(string path) {
var @base = Path.ChangeExtension(path, null);
if (Directory.Exists(@base)) {
var baseName = Path.GetFileName(@base);
return Utils.join(@base, baseName + ".shp");
}
return path;
}
// Return FileInfo of raster or vector layer.
public static async Task<FileInfo> layerFileInfo(Layer layer) {
if (layer is null) {
return null;
}
var path = await layerFilename(layer);
return new FileInfo(path);
}
// Return path of raster layer.
public static async Task<string> layerFilename(Layer layer) {
CIMStandardDataConnection connection = null;
await QueuedTask.Run(() => {
connection = layer.GetDataConnection() as CIMStandardDataConnection;
});
if (connection is null) { return null; } // eg group layers
string fileName = connection.Dataset;
string wcs = connection.WorkspaceConnectionString;
// wcs takes the form "DATABASE=..." where ... is the directory
int indx = wcs.IndexOf('=');
string dir = wcs.Substring(indx + 1);
return Path.Combine(dir, fileName);
}
// Remove any layers for fileName; delete files with same basename
// regardless of suffix.
//
public static async Task removeLayerAndFiles(string fileName) {
await Utils.removeLayer(fileName);
Utils.removeFiles(fileName);
}
// Remove any layers for fileName; delete files with same basename
// regardless of suffix, but allow deletions to fail.
//
//public static void tryRemoveLayerAndFiles(string fileName)
//{
// Utils.removeLayer(fileName);
// Utils.removeFiles(fileName);
//}
// Remove directory containing shapefile and any layers.
public static async Task tryRemoveShapefileLayerAndDir(string direc) {
var @base = Path.GetDirectoryName(direc);
var shapefile = Utils.join(direc, @base + ".shp");
await Utils.removeLayer(shapefile);
// need to ignore locks in ArcGIS
try {
Directory.Delete(direc, true);
}
catch (Exception) {; }
}
// Remove any MapView layers for fileName.
public static async Task removeLayer(string fileName) {
var layers = MapView.Active.Map.GetLayersAsFlattenedList().Where(l => l is FeatureLayer || l is RasterLayer).ToList();
for (int i = 0; i < layers.Count; i++) {
Layer layer = layers[i];
var path = await Utils.layerFilename(layer);
if (Utils.samePath(fileName, path)) {
await QueuedTask.Run(() => {
MapView.Active.Map.RemoveLayer(layer);
});
if (Utils.hasLayer(layer)) {
Utils.error(string.Format("failed to remove layer for {0}", fileName), false);
}
layer = null;
}
}
}
public static bool hasLayer(Layer layer) {
return MapView.Active.Map.GetLayersAsFlattenedList().Where(l => l is FeatureLayer || l is RasterLayer).Contains(layer);
}
// Remove any layers whose legend name starts with the legend.
public static async Task removeLayerByLegend(string legend) {
// empty legend would remove all layers
if (legend == "") {
return;
}
var layers = MapView.Active.Map.GetLayersAsFlattenedList().Where(l => l is FeatureLayer || l is RasterLayer);
foreach (var layer in layers) {
if (layer.Name.StartsWith(legend)) {
await QueuedTask.Run(() => {
MapView.Active.Map.RemoveLayer(layer);
});
if (Utils.hasLayer(layer))
Utils.error(string.Format("failed to remove layer for legend {0}", legend), false);
}
}
}
// // Remove all features from layer.
//
// public static bool removeAllFeatures(object layer) {
// if (layer is FeatureLayer) {
//
// var provider = layer.dataProvider();
// var request = QgsFeatureRequest().setFlags(QgsFeatureRequest.NoGeometry);
// var ids = (from feature in provider.getFeatures(request)
// select feature.id()).ToList();
// return provider.deleteFeatures(ids);
// }
// Set map layer visible or not according to visibility.
public static async Task setLayerVisibility(Layer layer, bool visibility) {
await QueuedTask.Run(() => {
try {
layer.SetVisibility(visibility);
}
catch (Exception) {
// layer probably removed - just exit
return;
}
});
}
// Find a non-group layer if any whose legend name starts with the legend.
public static Layer getLayerByLegend(string legend) {
List<Layer> layers = MapView.Active.Map.GetLayersAsFlattenedList().Where(layer => layer.Name.StartsWith(legend)).ToList();
if (layers.Count > 0) {
foreach (Layer layer in layers) {
if (layer is GroupLayer) { continue; } //beware of Watershed layer and Watershed group layer
return layer;
}
return null;
}
return null;
}
// Find a group layer by name.
public static GroupLayer getGroupLayerByName(string name) {
var groupLayers =
MapView.Active.Map.Layers.OfType<GroupLayer>().Where(layer => string.Equals(layer.Name, name)).ToList();
if (groupLayers.Count > 0) {
return groupLayers[0];
}
return null;
}
// Return list of layers in group, restricted to visible if visible is true.
public static List<Layer> getLayersInGroup(string group, bool visible = false) {
var groupLayer =
MapView.Active.Map.Layers.OfType<GroupLayer>().FirstOrDefault(layer => string.Equals(layer.Name, group));
var result = new List<Layer>();
if (groupLayer is null) {
return result;
} else {
foreach (var layer in groupLayer.Layers) {
if (visible == false || layer.IsVisible) {
result.Add(layer);
}
}
return result;
}
}
// Return number of layers in group.
public static int countLayersInGroup(string group) {
var groupLayer =
MapView.Active.Map.Layers.OfType<GroupLayer>().FirstOrDefault(layer => string.Equals(layer.Name, group));
if (groupLayer is null) {
return 0;
} else {
return groupLayer.Layers.Count;
}
}
public static async Task clearAnimationGroup() {
// remove animation layers
await QueuedTask.Run(() => {
foreach (var animation in Utils.getLayersInGroup(Utils._ANIMATION_GROUP_NAME)) {
MapView.Active.Map.RemoveLayer(animation);
}
});
}
// // Find layer by id, and raise exception if not found.
//
// public static void getLayerById(Utils lid, object layers) {
// foreach (var layer in layers) {
// if (layer.id() == lid) {
// return layer;
// }
// }
// throw new ValueError("Cannot find layer with identifier {0}", lid));
// }
//
// Delete all files with same root as fileName,
// i.e. regardless of suffix.
//
public static void removeFiles(string fileName) {
var direc = Path.GetDirectoryName(fileName);
var pattern = Path.GetFileNameWithoutExtension(fileName) + ".*";
tryRemoveFilePattern(direc, pattern);
// some files can have double extension, eg attribute files .vat.dbf
tryRemoveFilePattern(direc, pattern + ".*");
}
//
// Try to delete all files with same root as fileName,
// i.e. regardless of suffix unless provided, and including extension, eg numbers.
//
// If the filename supplied is X.Y, this will try to remove
// all files matching X*.*.
// If the filename supplied is X.Y, and Z is the suffix argument this will try to remove
// all files matching X*.Z. Y can be the same as Z: it is ignored.
//
public static void tryRemoveExtendedFiles(string fileName, string suffix = "") {
var direc = Path.GetDirectoryName(fileName);
var @base = Path.ChangeExtension(Path.GetFileName(fileName), null);
if (suffix != "" && !suffix.StartsWith(".")) {
suffix = "." + suffix;
}
var pattern = suffix == "" ? @base + "*.*" : @base + "*" + suffix;
tryRemoveFilePattern(direc, pattern);
}
//
// Delete all files with same root as fileName,
// i.e. regardless of suffix, but allow deletions to fail.
//
//public static void tryRemoveFiles(string fileName)
//{
// var pattern = Path.ChangeExtension(fileName, null) + ".*";
// Utils.tryRemoveFilePattern(pattern);
//}
// Delete all files in direc matching pattern, allowing deletions to fail.
public static void tryRemoveFilePattern(string direc, string pattern) {
Matcher matcher = new Matcher();
matcher.AddInclude(pattern);
foreach (var f in matcher.GetResultsInFullPath(direc)) {
try {
File.Delete(f);
}
catch (Exception) {
continue;
}
}
}
// Set access and modification time of file to now
public static void setFileModifiedNow(string path) {
File.SetLastWriteTime(path, DateTime.Now);
}
//
// Copy files with same basename as file with info inInfo to saveDir,
// i.e. regardless of suffix.
// Set last modified time to now.
//
public static void copyFiles(FileInfo inInfo, string saveDir) {
var inFile = inInfo.Name;
var inPath = inInfo.FullName;
if (inFile == "sta.adf" || inFile == "hdr.adf") {
// ESRI grid: need to copy top directory of inInfo to saveDir
var inDir = inInfo.Directory.FullName;
var inDirName = inInfo.Directory.Name;
var savePath = Utils.join(saveDir, inDirName);
// guard against trying to copy to itself
if (!Utils.samePath(inDir, savePath)) {
if (Directory.Exists(savePath)) {
Directory.Delete(savePath, true);
}
Directory.CreateDirectory(savePath);
foreach (string s in Directory.GetFiles(inDir)) {
var fileName = Path.GetFileName(s);
var destFile = Path.Combine(savePath, fileName);
File.Copy(s, destFile, true);
}
}
} else if (!Utils.samePath(inPath, saveDir)) {
string basename = inInfo.Name;
string pattern = Path.ChangeExtension(inFile, null) + ".*";
foreach (string s in Directory.GetFiles(Path.GetDirectoryName(inPath), pattern)) {
var fileName = Path.GetFileName(s);
var destFile = Path.Combine(saveDir, fileName);
File.Copy(s, destFile, true);
Utils.setFileModifiedNow(destFile);
}
}
}
// Copy files with same basename as infile to outdir, setting basename to outbase,
// and last modified time to now.
public static void copyShapefile(string inFile, string outBase, string outDir) {
string inFileName = Path.GetFileName(inFile);
string inBase = Path.ChangeExtension(inFileName, null);
string inDir = Path.GetDirectoryName(inFile);
if (Utils.samePath(inDir, outDir) && inBase == outBase) {
// avoid copying to same file
return;
}
string pattern = inBase + ".*";
foreach (string s in Directory.GetFiles(inDir, pattern)) {
var suffix = Path.GetExtension(s);
if (suffix != ".lock") {
var outfile = Utils.join(outDir, outBase + suffix);
File.Copy(s, outfile, true);
Utils.setFileModifiedNow(outfile);
}
}
}
//public static void removeLocks(string inFile) {
// // remove any inactive locks on infile
// string inFileName = Path.GetFileName(inFile);
// string inBase = Path.ChangeExtension(inFileName, null);
// string inDir = Path.GetDirectoryName(inFile);
// string pattern = inBase + ".*"; //use this rather than *.lock because can be .XXX.lock
// foreach (string s in Directory.GetFiles(inDir, pattern)) {
// if (Path.GetExtension(s) == ".lock") {
// try {
// File.Delete(s);
// }
// catch {; }
// }
// }
//}
// Assuming infile is .shp, check existence of .shp. .shx and .dbf.
public static bool shapefileExists(string infile)
{
if (!File.Exists(infile))
{
return false;
}
var shxFile = Path.ChangeExtension(infile, ".shx");
if (!File.Exists(shxFile))
{
return false;
}
var dbfFile = Path.ChangeExtension(infile, ".dbf");
if (!File.Exists(dbfFile))
{
return false;
}
return true;
}
// If baseFile takes form X.Y, returns Xz.Y where z is the smallest integer >= n such that Xz.Y does not exist.
// Also changes n to z.
public static string nextFileName(string baseFile, ref int n)
{
string @base = Path.ChangeExtension(baseFile, null);
string suffix = Path.GetExtension(baseFile);
var nextFile = @base + n.ToString() + suffix;
while (File.Exists(nextFile))
{
n += 1;
nextFile = @base + n.ToString() + suffix;
}
return nextFile;
}
//
// Look for file that should have a map layer and return it.
// If not found by filename, try legend, either as given or by file type ft.
//
public static async Task<Layer> getLayerByFilenameOrLegend(
string fileName,
int ft,
string legend,
bool isBatch)
{
var layer = (await Utils.getLayerByFilename(fileName, ft, null, null, null)).Item1;
if (!(layer is null))
{
return layer;
}
var lgnd = legend == "" ? FileTypes.legend(ft) : legend;
layer = Utils.getLayerByLegend(lgnd);
if (!(layer is null))
{
var info = await Utils.layerFileInfo(layer);
if (!(info is null))
{
var possFile = info.FullName;
if (Utils.question(String.Format("Use {0} as {1} file?", possFile, lgnd), isBatch, true) == MessageBoxResult.Yes)
{
return layer;
}
}
}
return null;
}
// Clip layer to just outside DEM if it is 10% or more bigger.
public static async Task<string> clipLayerToDEM(RasterLayer rasterLayer, string fileName, string legend, GlobalVars gv)
{
var extent = await QueuedTask.Run(() => rasterLayer.QueryExtent());
var crs = await QueuedTask.Run(() => rasterLayer.GetSpatialReference());
var unit = crs.Unit;
if (unit.FactoryCode == LinearUnit.Feet.FactoryCode)
{
var factor = 0.0348;
extent = extent.Expand(factor, factor, true);
}
else if (unit.FactoryCode != LinearUnit.Meters.FactoryCode)
{
// something odd has happened - probably in lat-long - reported elsewhere
return fileName;
}
// take demExtent plus 1% as clip
Envelope demExtent = gv.topo.demExtent; // use EnvelopeBuilderEx.CreateEnvelope(0, 0, 0, 0); to stop clipping
Envelope clipExtent = demExtent.Expand(1.01, 1.01, true);
// check if no excess to clip
if (extent.XMin > clipExtent.XMin || extent.XMax < clipExtent.XMax || extent.YMin > clipExtent.YMin || extent.YMax < clipExtent.YMax) {
return fileName;
}
string baseName = Path.ChangeExtension(fileName, null);
var clipName = baseName + "_clip.tif";
await Utils.removeLayerByLegend(legend);
Utils.removeFiles(clipName);
var args = Geoprocessing.MakeValueArray(fileName, clipExtent, clipName, "", "", "NONE", "NO_MAINTAIN_EXTENT");
await QueuedTask.Run(() => Geoprocessing.ExecuteToolAsync("management.Clip", args, null, null, null, GPExecuteToolFlags.None));
//Debug.Assert(File.Exists(clipName), String.Format("Failed to clip raster {0} to make {1}", fileName, clipName));
Utils.copyPrj(fileName, clipName);
var attributeFile = clipName + ".vat.dbf";
if (!File.Exists(attributeFile)) {
// need to build attributes table before loading file or table will be ignored if loaded again
var parms = Geoprocessing.MakeValueArray(clipName, "NONE");
Utils.runPython("runBuildRasterAttributes.py", parms, gv);
}
return clipName;
}
//
// Return map layer for this fileName and flag to indicate if new layer,
// loading it if necessary if groupName is not None.
//
// If subLayer is not none, finds its index and inserts the new layer immediately above it.
//
public static async Task<(Layer, bool)> getLayerByFilename(
string fileName,
int ft,
GlobalVars gv,
Layer subLayer,
string groupName,
bool clipToDEM = false) {
if (FileTypes.isRaster(ft) && Directory.Exists(fileName)) { // ESRI raster
fileName = Path.Combine(fileName, "hdr.adf");
}
if (string.IsNullOrEmpty(fileName) || !File.Exists(fileName)) {
return (null, false);
}
int index;
string layerFile;
// make sure any layer changes have completed by clearing the MCT task queue
await QueuedTask.Run(() => {; });
foreach (var layer in MapView.Active.Map.GetLayersAsFlattenedList().Where (l => (l is RasterLayer) || (l is FeatureLayer)))
{
layerFile = await Utils.layerFilename(layer);
if (Utils.samePath(layerFile, fileName))
{
if (layer is FeatureLayer) {
await setMapTip((FeatureLayer)layer, ft);
}
return (layer, false);
}
}
// not found: load layer if requested
if (groupName is not null)
{
var legend = FileTypes.legend(ft);
var styleFile = FileTypes.styleFile(ft);
var baseName = Path.ChangeExtension(Path.GetFileName(fileName), null);
if (Path.GetExtension(fileName) == ".adf")
{
// ESRI grid: use directory name as baseName
baseName = Path.GetFileName(Path.GetDirectoryName(fileName));
}
if (ft == FileTypes._OUTLETS)
{
if (baseName.EndsWith("_snap"))
{
legend = Utils._SNAPPEDLEGEND;
}
else if (baseName.EndsWith("_sel"))
{
legend = Utils._SELECTEDLEGEND;
}
else if (baseName.EndsWith("extra"))
{
// note includes arcextra
legend = Utils._EXTRALEGEND;
}
else if (baseName == "drawoutlets")
{
legend = Utils._DRAWNLEGEND;
}
}
// multiple layers not allowed
await Utils.removeLayerByLegend(legend);
var groupLayer =
MapView.Active.Map.Layers.OfType<GroupLayer>().FirstOrDefault(layer => string.Equals(layer.Name, groupName));
if (groupLayer is null)
{
Utils.information(String.Format("Internal error: cannot find group {0}.", groupName), false /* gv.isBatch */);
return (null, false);
}
await QueuedTask.Run(() => {
groupLayer.SetExpanded(true);
});
if (subLayer is null)
{
index = 0;
}
else
{
index = Utils.groupIndex(groupLayer, subLayer);
}
Layer mapLayer = null;
if (FileTypes.isRaster(ft)) {
if (clipToDEM || ft == FileTypes._SLOPEBANDS) { // landuse or soil raster, or slope bands
var attributeFile = fileName + ".vat.dbf";
// replace it case slope limits changed or landuse or soil changed
if (File.Exists(attributeFile)) {
Utils.removeFiles(attributeFile);
}
// need to build attributes table before loading file or table will be ignored if loaded again
var parms = Geoprocessing.MakeValueArray(fileName, "NONE");
Utils.runPython("runBuildRasterAttributes.py", parms, gv);
}
// for ESRI rasters, QGIS loads hdr.adf, but ArcGIS needs path of directory
if (Path.GetFileName(fileName) == "hdr.adf") {
fileName = Path.GetDirectoryName(fileName);
//var dsName = Path.GetFileName(fileName);
//var connDir = Path.GetDirectoryName(fileName);
await QueuedTask.Run(() => {
//// Create a FileSystemConnectionPath using the folder path
//FileSystemConnectionPath connectionPath = new FileSystemConnectionPath(new Uri(connDir), FileSystemDatastoreType.Raster);
//// Create a new FileSystemDatastore using the FileSystemConnectionPath.
//var dataStore = new FileSystemDatastore(connectionPath);
//// Open the raster dataset.
//RasterDataset fileRasterDataset = dataStore.OpenDataset<RasterDataset>(dsName);
//var layerParams = new RasterLayerCreationParams(fileRasterDataset) {
// MapMemberPosition = MapMemberPosition.Index,
// Name = String.Format("{0} ({1})", legend, baseName),
// MapMemberIndex = index
//};
mapLayer = LayerFactory.Instance.CreateLayer(new Uri(fileName), groupLayer, index, String.Format("{0} ({1})", legend, baseName));
});
} else {
mapLayer = await QueuedTask.Run(() => LayerFactory.Instance.CreateLayer(new Uri(fileName), groupLayer, index, String.Format("{0} ({1})", legend, baseName)));
//var dsName = Path.GetFileNameWithoutExtension(fileName);
//var parms = Geoprocessing.MakeValueArray(fileName, gv.gdb, dsName);
//Utils.runPython("runCopyRaster.py", parms, gv);
//var uri = new Uri(Utils.join(gv.gdb, dsName));
//mapLayer = await QueuedTask.Run(() => LayerFactory.Instance.CreateLayer(uri, groupLayer, index, String.Format("{0} ({1})", legend, baseName)));
}
if (clipToDEM) {
var currentName = fileName;
fileName = await Utils.clipLayerToDEM((RasterLayer)mapLayer, fileName, legend, gv);
if (fileName != currentName) {
// mapLayer needs to be replaced
mapLayer = await QueuedTask.Run(() => LayerFactory.Instance.CreateLayer(new Uri(fileName), groupLayer, index, String.Format("{0} ({1})", legend, baseName)));
}
}
Utils.copyPrj(gv.demFile, fileName);
} else {
//var parms = Geoprocessing.MakeValueArray(fileName, Path.ChangeExtension(gv.demFile, ".prj"));
//try { // often fails because filename already locked
// Utils.runPython("runDefineProjection.py", parms, gv);
//} catch {; }
mapLayer = await QueuedTask.Run(() => LayerFactory.Instance.CreateLayer(new Uri(fileName), groupLayer, index, String.Format("{0} ({1})", legend, baseName)));
FileTypes.ApplySymbolToFeatureLayerAsync((FeatureLayer)mapLayer, ft, gv);
await setMapTip((FeatureLayer)mapLayer, ft);
}
var fun = FileTypes.colourFun(ft);
if (fun is not null) {
fun((RasterLayer)mapLayer, gv);
}
//if (!(styleFile is null || styleFile == "")) {
// mapLayer.loadNamedStyle(Utils.join(gv.plugin_dir, styleFile));
//}
//// save qml form of DEM style file if batch (no support for sld form for rasters)
//if (gv.isBatch && ft == FileTypes._DEM) {
// var qmlFile = Utils.join(gv.projDir, "dem.qml");
// (msg, OK) = mapLayer.saveNamedStyle(qmlFile);
// if (!OK) {
// Utils.error("Failed to create dem.qml: {0}", msg), gv.isBatch);
// }
//}
return (mapLayer, true);
}
else
{
return (null, false);
}
}
public static async Task setMapTip(FeatureLayer layer, int ft) {
var (vari, tip) = FileTypes.mapTip(ft);
if (!string.IsNullOrEmpty(tip)) {
await setMapTip(layer, vari, tip);
}
}
public static async Task setMapTip(FeatureLayer layer, string vari, string tip) {
var defn = await QueuedTask.Run(() => layer.GetDefinition()) as CIMBasicFeatureLayer;
var tabl = defn.FeatureTable;
tabl.DisplayField = vari;
var info = new CIMExpressionInfo() {
Expression = tip
};
tabl.DisplayExpressionInfo = info;
defn.ShowMapTips = true;
await QueuedTask.Run(() => layer.SetDefinition(defn));
}
// Find index of layer in groupLayer, defaulting to 0.
public static int groupIndex(GroupLayer group, Layer layer)