Simplified GeoDataFrame subsets cannot provide detailed geometry [#768](CCI-Tools/cate#768).

Author: forman

CHANGES.md

@@ -1,6 +1,7 @@
 ## Changes in 2.0.0-dev.20 (in development)
 
-* GUI doesn't reopen after closing it [#765](https://github.com/CCI-Tools/cate/issues/765).
+* Fixed: Simplified GeoDataFrame subsets cannot provide detailed geometry [#768](https://github.com/CCI-Tools/cate/issues/768).
+* Fixed: GUI doesn't reopen after closing it [#765](https://github.com/CCI-Tools/cate/issues/765).
 * On exit, warn user for unsaved changes.
 
 ## Changes in 2.0.0-dev.19

src/renderer/actions.ts

@@ -1456,17 +1456,16 @@ export function notifySelectedEntityChange(viewId: string, layer: LayerState | n
 
         if (selectedEntity
             && isNumber(selectedEntity._simp)
-            && isNumber(selectedEntity._resId)) {
+            && isNumber(selectedEntity._resId)
+            && isNumber(selectedEntity._idx)) {
             const isGeometrySimplified = (selectedEntity._simp & 0x01) != 0;
             if (isGeometrySimplified) {
                 const workspace = selectors.workspaceSelector(getState());
                 if (workspace) {
                     const resId = selectedEntity._resId;
+                    const featureIndex = +selectedEntity._idx;
                     const baseUrl = selectors.webAPIRestUrlSelector(getState());
                     const baseDir = workspace.baseDir;
-                    // TODO #477 (nf): how can we know that +selectedEntity.id *is really* the feature index
-                    // within the collection?
-                    const featureIndex = +selectedEntity.id;
                     const featureUrl = getFeatureUrl(baseUrl, baseDir, {resId}, featureIndex);
                     reloadEntityWithOriginalGeometry(selectedEntity, featureUrl, (layer as any).style);
                 }

src/renderer/containers/globe-view-layers.ts

@@ -233,6 +233,7 @@ const createResourceGeoJSONDataSourceImpl: ResourceGeoJSONDataSourceFactory =
                           if (feature
                               && isNumber(feature._simp)
                               && isNumber(feature._resId)
+                              && isNumber(feature._idx)
                               && !!(entity.point || entity.billboard || entity.label)) {
 
                               // TODO #477 (nf): Generalize this code. This is for Glaciers CCI.
@@ -262,6 +263,7 @@ const createResourceGeoJSONDataSourceImpl: ResourceGeoJSONDataSourceFactory =
                                   // Cesium will turn _simp and _resId into ES6 Property instances (get/set).
                                   _simp: feature._simp,
                                   _resId: feature._resId,
+                                  _idx: feature._idx,
                                   point: {
                                       // Style for points symbolizing a more complex geometry
                                       color: pointColor,