From 663ad9d42f848834f03d8f8eae317a7ccf6645e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laura=20Kl=C3=BCnder?= <laura@codingcatgirl.de>
Date: Wed, 26 Jul 2017 12:44:27 +0200
Subject: [PATCH] editor.js add handlers for graph_editing: clicking on space
 or nodes

---
 src/c3nav/editor/static/editor/css/editor.css |  4 +-
 src/c3nav/editor/static/editor/js/editor.js   | 73 ++++++++++++++++++-
 2 files changed, 71 insertions(+), 6 deletions(-)

diff --git a/src/c3nav/editor/static/editor/css/editor.css b/src/c3nav/editor/static/editor/css/editor.css
index a11e9b79..38604f6c 100644
--- a/src/c3nav/editor/static/editor/css/editor.css
+++ b/src/c3nav/editor/static/editor/css/editor.css
@@ -186,10 +186,10 @@ form button.invisiblesubmit {
 .leaflet-overlay-pane .leaflet-interactive {
     cursor:inherit;
 }
-.leaflet-editable-drawing .leaflet-overlay-pane .leaflet-interactive {
+.leaflet-editable-drawing .leaflet-overlay-pane .leaflet-interactive, #map .leaflet-overlay-pane .c3nav-graph-space {
     cursor:crosshair;
 }
-#map .leaflet-overlay-pane .c3nav-highlight {
+#map .leaflet-overlay-pane .c3nav-highlight, #map .leaflet-overlay-pane .c3nav-graph-node {
     cursor:pointer;
 }
 .leaflet-overlay-pane .leaflet-image-layer {
diff --git a/src/c3nav/editor/static/editor/js/editor.js b/src/c3nav/editor/static/editor/js/editor.js
index c9243a70..032fbd91 100644
--- a/src/c3nav/editor/static/editor/js/editor.js
+++ b/src/c3nav/editor/static/editor/js/editor.js
@@ -412,6 +412,36 @@ editor = {
             editor._bounds_layer = layer;
         } else if (feature.properties.bounds === true) {
             editor._bounds_layer = layer;
+            if (editor._graph_editing === 'edit-create-nodes') {
+                var space_layer = L.geoJSON(layer.feature, {
+                    style: function() {
+                        return {
+                            weight: 0,
+                            opacity: 0,
+                            fillOpacity: 0,
+                            className: 'c3nav-graph-space'
+                        };
+                    }
+                }).getLayers()[0].addTo(editor._highlight_layer);
+                space_layer.on('click', editor._click_graph_space)
+                    .on('dblclick', editor._dblclick_graph_item);
+            }
+        } else if (feature.properties.type === 'graphnode' && editor._graph_editing !== null) {
+            var node_layer = L.geoJSON(layer.feature, {
+                style: function() {
+                    return {
+                        weight: 3,
+                        opacity: 0,
+                        fillOpacity: 0,
+                        className: 'c3nav-graph-node'
+                    };
+                },
+                pointToLayer: editor._point_to_layer
+            }).getLayers()[0].addTo(editor._highlight_layer);
+            node_layer.on('mouseover', editor._hover_graph_node)
+                .on('mouseout', editor._unhover_graph_node)
+                .on('click', editor._click_graph_node)
+                .on('dblclick', editor._dblclick_graph_item);
         }
     },
 
@@ -467,8 +497,7 @@ editor = {
                 color: '#FFFFDD',
                 weight: 3,
                 opacity: 1,
-                fillOpacity: 0,
-                className: 'c3nav-highlight'
+                fillOpacity: 0
             });
             geometry.list_elem.addClass('highlight');
         }
@@ -480,13 +509,49 @@ editor = {
             geometry.setStyle({
                 weight: 3,
                 opacity: 0,
-                fillOpacity: 0,
-                className: 'c3nav-highlight'
+                fillOpacity: 0
             });
             geometry.list_elem.removeClass('highlight');
         }
     },
 
+    // graph events
+    _hover_graph_node: function(e) {
+        console.log(e.target);
+        // hover callback for a graph node
+        if (editor._loading_geometry) return;
+        e.target.setStyle({
+            color: '#FFFFDD',
+            weight: 3,
+            opacity: 1,
+            fillOpacity: 0
+        });
+    },
+    _unhover_graph_node: function(e) {
+        // unhover callback for a graph node
+        if (editor._loading_geometry) return;
+        e.target.setStyle({
+            weight: 3,
+            opacity: 0,
+            fillOpacity: 0
+        });
+    },
+    _click_graph_space: function(e) {
+        // click callback for a graph space
+        if (editor._loading_geometry) return;
+        console.log('graph space clicked!');
+    },
+    _click_graph_node: function(e) {
+        // click callback for a graph node
+        if (editor._loading_geometry) return;
+        console.log('graph node clicked!');
+    },
+    _dblclick_graph_item: function() {
+        // dblclick callback for a graph items… disable doubleclick zoom
+        if (editor._loading_geometry) return;
+        editor.map.doubleClickZoom.disable();
+    },
+
     // edit and create geometries
     _check_start_editing: function() {
         // called on sidebar load. start editing or creating depending on how the sidebar may require it