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Merge pull request #67 from ngageoint/createFeatureLayer
Create feature layer improvements
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153 changes: 153 additions & 0 deletions
153
mapcache/src/main/java/mil/nga/mapcache/wizards/createfeature/NewFeatureLayerUI.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| package mil.nga.mapcache.wizards.createfeature; | ||
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| import android.app.Activity; | ||
| import android.content.DialogInterface; | ||
| import android.text.Editable; | ||
| import android.text.TextWatcher; | ||
| import android.view.LayoutInflater; | ||
| import android.view.View; | ||
| import android.widget.Spinner; | ||
| import android.widget.TextView; | ||
|
|
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| import androidx.appcompat.app.AlertDialog; | ||
|
|
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| import com.google.android.material.textfield.TextInputEditText; | ||
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| import java.util.regex.Pattern; | ||
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| import mil.nga.geopackage.BoundingBox; | ||
| import mil.nga.geopackage.GeoPackageException; | ||
| import mil.nga.mapcache.GeoPackageUtils; | ||
| import mil.nga.mapcache.R; | ||
| import mil.nga.mapcache.viewmodel.GeoPackageViewModel; | ||
| import mil.nga.sf.GeometryType; | ||
|
|
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| /** | ||
| * Handlers for creating a new feature layer in a GeoPackage | ||
| */ | ||
| public class NewFeatureLayerUI { | ||
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| /** | ||
| * Create a dialog which accepts name, bounds, and type. Then create a feature layer | ||
| * on submit | ||
| * @param activity - calling activity to access UI | ||
| * @param viewModel - viewModel to access GeoPackages in the repository | ||
| * @param geoName - name of the GeoPackage to create the layer in | ||
| */ | ||
| public static void newFeatureLayerPopup(Activity activity, GeoPackageViewModel viewModel, | ||
| String geoName){ | ||
| if (activity != null && viewModel != null && !geoName.isEmpty() && geoName != null) { | ||
| LayoutInflater inflater = LayoutInflater.from(activity); | ||
| View createFeaturesView = inflater.inflate(R.layout.create_features, | ||
| null); | ||
| AlertDialog.Builder dialog = new AlertDialog.Builder(activity, R.style.AppCompatAlertDialogStyle); | ||
| dialog.setView(createFeaturesView); | ||
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| final TextInputEditText nameInput = createFeaturesView | ||
| .findViewById(R.id.create_features_name_input); | ||
| final TextInputEditText minLatInput = createFeaturesView | ||
| .findViewById(R.id.bounding_box_min_latitude_input); | ||
| final TextInputEditText maxLatInput = createFeaturesView | ||
| .findViewById(R.id.bounding_box_max_latitude_input); | ||
| final TextInputEditText minLonInput = createFeaturesView | ||
| .findViewById(R.id.bounding_box_min_longitude_input); | ||
| final TextInputEditText maxLonInput = createFeaturesView | ||
| .findViewById(R.id.bounding_box_max_longitude_input); | ||
| final TextView preloadedLocationsButton = createFeaturesView | ||
| .findViewById(R.id.bounding_box_preloaded); | ||
| final Spinner geometryTypeSpinner = createFeaturesView | ||
| .findViewById(R.id.create_features_geometry_type); | ||
|
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| GeoPackageUtils.prepareBoundingBoxInputs(activity, minLatInput, | ||
| maxLatInput, minLonInput, maxLonInput, | ||
| preloadedLocationsButton); | ||
|
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| dialog.setPositiveButton( | ||
| activity.getString(R.string.geopackage_create_features_label), | ||
| (DialogInterface d, int id) -> { | ||
|
|
||
| try { | ||
| String tableName = nameInput.getText().toString(); | ||
| if (tableName.isEmpty()) { | ||
| throw new GeoPackageException( | ||
| activity.getString(R.string.create_features_name_label) | ||
| + " is required"); | ||
| } | ||
| double minLat = Double.parseDouble(minLatInput.getText().toString()); | ||
| double maxLat = Double.parseDouble(maxLatInput.getText().toString()); | ||
| double minLon = Double.parseDouble(minLonInput.getText().toString()); | ||
| double maxLon = Double.parseDouble(maxLonInput.getText().toString()); | ||
|
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| if (minLat > maxLat) { | ||
| throw new GeoPackageException( | ||
| activity.getString(R.string.bounding_box_min_latitude_label) | ||
| + " can not be larger than " | ||
| + activity.getString(R.string.bounding_box_max_latitude_label)); | ||
| } | ||
|
|
||
| if (minLon > maxLon) { | ||
| throw new GeoPackageException( | ||
| activity.getString(R.string.bounding_box_min_longitude_label) | ||
| + " can not be larger than " | ||
| + activity.getString(R.string.bounding_box_max_longitude_label)); | ||
| } | ||
|
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| BoundingBox boundingBox = new BoundingBox(minLon, minLat, maxLon, maxLat); | ||
|
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| GeometryType geometryType = GeometryType.fromName(geometryTypeSpinner | ||
| .getSelectedItem().toString()); | ||
| if (!viewModel.createFeatureTable(geoName, boundingBox, geometryType, tableName)) { | ||
| GeoPackageUtils.showMessage(activity, | ||
| activity.getString(R.string.geopackage_create_features_label), | ||
| "There was a problem generating a tile table"); | ||
| } | ||
| } catch (Exception e) { | ||
| GeoPackageUtils.showMessage(activity, | ||
| activity.getString(R.string.geopackage_create_features_label), | ||
| e.getMessage()); | ||
| } | ||
| }).setNegativeButton(activity.getString(R.string.button_cancel_label), | ||
| (DialogInterface d, int id) -> d.cancel()); | ||
| AlertDialog createdDialog = dialog.create(); | ||
| createdDialog.setOnShowListener(dialog1 -> { | ||
| createdDialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(false); | ||
| createdDialog.getButton(AlertDialog.BUTTON_POSITIVE).setTextColor( | ||
| activity.getResources().getColor(R.color.textNavNotSelected, | ||
| activity.getTheme())); | ||
| }); | ||
| nameInput.setError("Name cannot be empty"); | ||
| nameInput.addTextChangedListener(new TextWatcher() { | ||
| @Override | ||
| public void beforeTextChanged(CharSequence s, int start, int count, int after) {} | ||
| @Override | ||
| public void onTextChanged(CharSequence s, int start, int before, int count) {} | ||
| @Override | ||
| public void afterTextChanged(Editable s) { | ||
| String givenName = nameInput.getText() != null ? nameInput.getText().toString() : ""; | ||
| createdDialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(true); | ||
| createdDialog.getButton(AlertDialog.BUTTON_POSITIVE).setTextColor( | ||
| activity.getResources().getColor(R.color.primaryButtonColor, | ||
| activity.getTheme())); | ||
| if(givenName.isEmpty()) { | ||
| createdDialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(false); | ||
| nameInput.setError("Name cannot be empty"); | ||
| createdDialog.getButton(AlertDialog.BUTTON_POSITIVE).setTextColor( | ||
| activity.getResources().getColor(R.color.textNavNotSelected, | ||
| activity.getTheme())); | ||
| } else { | ||
| String pattern = activity.getResources().getString(R.string.regex_alphanumeric); | ||
| boolean allowed = Pattern.matches(pattern, givenName); | ||
| if (!allowed) { | ||
| nameInput.setError(activity.getResources().getString(R.string.must_be_alphanumeric)); | ||
| createdDialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(false); | ||
| createdDialog.getButton(AlertDialog.BUTTON_POSITIVE).setTextColor( | ||
| activity.getResources().getColor(R.color.textNavNotSelected, | ||
| activity.getTheme())); | ||
| } | ||
| } | ||
| } | ||
| }); | ||
| createdDialog.show(); | ||
| } | ||
| } | ||
| } |