Add button to toggle the location panel (re: #6397)

data/core.yaml

@@ -676,8 +676,11 @@ en:
       tooltip: Show a zoomed out map to help locate the area currently displayed.
       key: '/'
     panel:
-      description: Show Detail Panel
+      description: Show Background Panel
       tooltip: Show advanced background information.
+    location_panel:
+      description: Show Location Panel
+      tooltip: Show coordinates and regional details.
     fix_misalignment: Imagery Offset
     offset: "Drag anywhere in the gray area below to adjust the imagery offset, or enter the offset values in meters."
   map_data:

dist/locales/en.json

@@ -845,9 +845,13 @@
                 "key": "/"
             },
             "panel": {
-                "description": "Show Detail Panel",
+                "description": "Show Background Panel",
                 "tooltip": "Show advanced background information."
             },
+            "location_panel": {
+                "description": "Show Location Panel",
+                "tooltip": "Show coordinate and regional details."
+            },
             "fix_misalignment": "Imagery Offset",
             "offset": "Drag anywhere in the gray area below to adjust the imagery offset, or enter the offset values in meters."
         },

modules/ui/sections/background_list.js

@@ -96,6 +96,28 @@ export function uiSectionBackgroundList(context) {
             .append('span')
             .text(t('background.panel.description'));
 
+        var locPanelLabelEnter = bgExtrasListEnter
+            .append('li')
+            .attr('class', 'location-panel-toggle-item')
+            .append('label')
+            .call(uiTooltip()
+                .title(t('background.location_panel.tooltip'))
+                .keys([uiCmd('⌘⇧' + t('info_panels.location.key'))])
+                .placement('top')
+            );
+
+        locPanelLabelEnter
+            .append('input')
+            .attr('type', 'checkbox')
+            .on('change', function() {
+                d3_event.preventDefault();
+                context.ui().info.toggle('location');
+            });
+
+        locPanelLabelEnter
+            .append('span')
+            .text(t('background.location_panel.description'));
+
 
         // "Info / Report a Problem" link
         selection.selectAll('.imagery-faq')