--- a/client/src/App.vue	Thu Sep 13 16:54:52 2018 +0200
+++ b/client/src/App.vue	Thu Sep 13 16:56:11 2018 +0200
@@ -1,12 +1,12 @@
 <template>
     <div id="app" class="main">
-        <div class="d-flex flex-column userinterface">
+        <div v-if="isAuthenticated" class="d-flex flex-column userinterface">
             <div class="topcontainer">
-                <Topbar v-if="isAuthenticated"></Topbar>
+                <Topbar :routeName="routeName"></Topbar>
             </div>
             <div class="midcontainer d-flex flex-row">
                 <div class="leftcontainer">
-                    <Sidebar v-if="isAuthenticated"></Sidebar>
+                    <Sidebar></Sidebar>
                 </div>
                 <div class="middle">
 
@@ -16,7 +16,8 @@
                 </div>
             </div>
             <div class="bottomcontainer d-flex flex-row align-items-end">
-                <Userbar v-if="isAuthenticated"></Userbar>
+                <Userbar></Userbar>
+                <Linetool v-if="routeName != 'usermanagement'"></Linetool>
             </div>
         </div>
         <div class="d-flex flex-column">
@@ -87,16 +88,22 @@
 import Topbar from "./application/Topbar";
 import { mapGetters } from "vuex";
 import Userbar from "./application/Userbar";
+import Linetool from "./application/Linetool";
 
 export default {
   name: "app",
   computed: {
-    ...mapGetters("user", ["isAuthenticated"])
+    ...mapGetters("user", ["isAuthenticated"]),
+    routeName() {
+      const routeName = this.$route.name;
+      return routeName;
+    }
   },
   components: {
     Sidebar,
     Topbar,
-    Userbar
+    Userbar,
+    Linetool
   }
 };
 </script>

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/client/src/application/Linetool.vue	Thu Sep 13 16:56:11 2018 +0200
@@ -0,0 +1,45 @@
+<template>
+    <div @click="drawLine" class="ui-element d-flex shadow drawtool">
+        <i :class="icon"></i>
+    </div>
+</template>
+
+<style lang="scss">
+.drawtool {
+  position: absolute;
+  bottom: 0;
+  right: 0;
+  background-color: white;
+  padding: $small-offset;
+  border-radius: $border-radius;
+  margin-left: $offset;
+  height: $icon-width;
+  width: $icon-height;
+  margin-bottom: $offset;
+  margin-right: $offset;
+  z-index: 2;
+}
+</style>
+
+<script>
+import { mapGetters } from "vuex";
+
+export default {
+  name: "linetool",
+  methods: {
+    drawLine() {
+      this.$store.commit("application/toggleDrawModeLine");
+    }
+  },
+  computed: {
+    ...mapGetters("application", ["drawMode"]),
+    icon() {
+      return {
+        fa: true,
+        "fa-pencil": !this.drawMode,
+        "fa-pencil-square": this.drawMode
+      };
+    }
+  }
+};
+</script>

--- a/client/src/application/Main.vue	Thu Sep 13 16:54:52 2018 +0200
+++ b/client/src/application/Main.vue	Thu Sep 13 16:56:11 2018 +0200
@@ -1,6 +1,6 @@
 <template>
     <div class="main d-flex flex-column">
-        <Maplayer :split="isSplitscreen" :lat="6155376" :long="1819178" :zoom="11"></Maplayer>
+        <Maplayer :drawMode="drawMode" :split="isSplitscreen" :lat="6155376" :long="1819178" :zoom="11"></Maplayer>
         <div v-if="isSplitscreen" class="profile d-flex flex-row">
             <FairwayProfile :data="currentProfile" :height="height" :width="width" :xScale="xAxis" :yScaleLeft="yAxisLeft" :yScaleRight="yAxisRight" :margin="margins"></FairwayProfile>
         </div>
@@ -51,7 +51,7 @@
     };
   },
   computed: {
-    ...mapGetters("application", ["isSplitscreen"]),
+    ...mapGetters("application", ["isSplitscreen", "drawMode"]),
     ...mapGetters("fairwayprofile", ["currentProfile"]),
     xAxis() {
       return [this.xScale.x, this.xScale.y];
@@ -70,6 +70,7 @@
     window.addEventListener("resize", debounce(this.scaleFairwayProfile), 100);
   },
   updated() {
+    if (!document.querySelector(".profile")) return;
     this.height = document.querySelector(".profile").clientHeight - 25;
     this.width = document.querySelector(".profile").clientWidth - 100;
   },

--- a/client/src/application/Topbar.vue	Thu Sep 13 16:54:52 2018 +0200
+++ b/client/src/application/Topbar.vue	Thu Sep 13 16:56:11 2018 +0200
@@ -71,6 +71,7 @@
   components: {
     Layers: Layers
   },
+  props: ["routeName"],
   methods: {
     toggleSidebar() {
       this.$store.commit("application/toggleSidebar");
@@ -78,12 +79,6 @@
     splitScreen() {
       this.$store.commit("application/toggleSplitScreen");
     }
-  },
-  computed: {
-    routeName() {
-      const routeName = this.$route.name;
-      return routeName;
-    }
   }
 };
 </script>

--- a/client/src/application/stores/application.js	Thu Sep 13 16:54:52 2018 +0200
+++ b/client/src/application/stores/application.js	Thu Sep 13 16:56:11 2018 +0200
@@ -7,6 +7,10 @@
   };
 };
 
+const DRAWMODES = {
+  LINE: "LineString"
+};
+
 const Application = {
   namespaced: true,
   state: {
@@ -19,7 +23,8 @@
     usermenu: {
       iscollapsed: defaultCollapseState
     },
-    countries: ["AT", "SK", "HU", "HR", "RS", "BiH", "BG", "RO", "UA"]
+    countries: ["AT", "SK", "HU", "HR", "RS", "BiH", "BG", "RO", "UA"],
+    drawMode: null
   },
   getters: {
     countries: state => {
@@ -42,6 +47,9 @@
     },
     splitMode: state => {
       return state.splitsceen.mode;
+    },
+    drawMode: state => {
+      return state.drawMode;
     }
   },
   mutations: {
@@ -68,6 +76,13 @@
     },
     resetSplitScreen: state => {
       state.splitsceen = initializeSplitScreen();
+    },
+    toggleDrawModeLine: state => {
+      if (state.drawMode && state.drawMode === DRAWMODES.LINE) {
+        state.drawMode = null;
+        return;
+      }
+      state.drawMode = DRAWMODES.LINE;
     }
   },
   actions: {}

--- a/client/src/map/Maplayer.vue	Thu Sep 13 16:54:52 2018 +0200
+++ b/client/src/map/Maplayer.vue	Thu Sep 13 16:56:11 2018 +0200
@@ -10,24 +10,6 @@
 .mapfull {
   height: 100vh;
 }
-
-.ol-zoom {
-  display: flex;
-  left: 16vw;
-  z-index: 5;
-  top: 1rem;
-  padding: 0.3rem;
-  background-color: white;
-  box-shadow: $basic-shadow;
-}
-
-.ol-attribution {
-  padding: 0.3rem;
-  background-color: white;
-  box-shadow: $basic-shadow;
-  margin-bottom: 1rem;
-  margin-right: 0.3rem;
-}
 </style>
 
 <script>
@@ -38,14 +20,20 @@
 // import { greaterThan as greaterThanFilter } from "ol/format/filter.js";
 import { WFS, GeoJSON } from "ol/format.js";
 import { mapGetters } from "vuex";
+import Draw from "ol/interaction/Draw.js";
+import { Vector as VectorSource } from "ol/source.js";
+import { Vector as VectorLayer } from "ol/layer.js";
 
 export default {
   name: "maplayer",
-  props: ["lat", "long", "zoom", "split"],
+  props: ["drawMode", "lat", "long", "zoom", "split"],
   data() {
     return {
       projection: "EPSG:3857",
-      openLayersMap: null
+      openLayersMap: null,
+      interaction: null,
+      vectorLayer: null,
+      vectorSource: null
     };
   },
   computed: {
@@ -57,13 +45,45 @@
       };
     },
     layerData() {
-      return this.layers.map(x => {
+      const l = this.layers.map(x => {
         return x.data;
       });
+      return [...l, this.vectorLayer];
     }
   },
-  methods: {},
+  methods: {
+    createVectorSource() {
+      this.vectorSource = new VectorSource({ wrapX: false });
+    },
+    createVectorLayer() {
+      this.vectorLayer = new VectorLayer({
+        source: this.vectorSource
+      });
+    },
+    removeCurrentInteraction() {
+      this.openLayersMap.removeInteraction(this.interaction);
+      this.interaction = null;
+    },
+    createInteraction() {
+      return new Draw({
+        source: this.vectorSource,
+        type: this.drawMode
+      });
+    },
+    activateInteraction() {
+      const interaction = this.createInteraction(this.drawMode);
+      this.interaction = interaction;
+      this.openLayersMap.addInteraction(interaction);
+    }
+  },
   watch: {
+    drawMode() {
+      if (this.interaction) {
+        this.removeCurrentInteraction();
+      } else {
+        this.activateInteraction();
+      }
+    },
     split() {
       const map = this.openLayersMap;
       this.$nextTick(() => {
@@ -72,10 +92,12 @@
     }
   },
   mounted() {
-    var that = this;
+    this.createVectorSource();
+    this.createVectorLayer();
     this.openLayersMap = new Map({
       layers: this.layerData,
       target: "map",
+      controls: [],
       view: new View({
         center: [this.long, this.lat],
         zoom: this.zoom,
@@ -103,12 +125,12 @@
           "Content-type": "text/xml; charset=UTF-8"
         }
       }
-    ).then(function(response) {
+    ).then(response => {
       var features = new GeoJSON().readFeatures(JSON.stringify(response.data));
-      var vectorSrc = that.layers[2].data.getSource();
+      var vectorSrc = this.layers[2].data.getSource();
       vectorSrc.addFeatures(features);
       // would scale to the extend of all resulting features
-      // that.openLayersMap.getView().fit(vectorSrc.getExtent());
+      // this.openLayersMap.getView().fit(vectorSrc.getExtent());
     });
 
     // FIXME hardwired for now
@@ -127,9 +149,9 @@
           "Content-type": "text/xml; charset=UTF-8"
         }
       }
-    ).then(function(response) {
+    ).then(response => {
       var features = new GeoJSON().readFeatures(JSON.stringify(response.data));
-      var vectorSrc = that.layers[3].data.getSource();
+      var vectorSrc = this.layers[3].data.getSource();
       vectorSrc.addFeatures(features);
     });
 
@@ -149,9 +171,9 @@
           "Content-type": "text/xml; charset=UTF-8"
         }
       }
-    ).then(function(response) {
+    ).then(response => {
       var features = new GeoJSON().readFeatures(JSON.stringify(response.data));
-      var vectorSrc = that.layers[4].data.getSource();
+      var vectorSrc = this.layers[4].data.getSource();
       vectorSrc.addFeatures(features);
     });
 
@@ -171,10 +193,10 @@
           "Content-type": "text/xml; charset=UTF-8"
         }
       }
-    ).then(function(response) {
+    ).then(response => {
       var features = new GeoJSON().readFeatures(JSON.stringify(response.data));
-      var vectorSrc = that.layers[5].data.getSource();
-      that.layers[5].data.setVisible(that.layers[5].isVisible);
+      var vectorSrc = this.layers[5].data.getSource();
+      this.layers[5].data.setVisible(this.layers[5].isVisible);
       vectorSrc.addFeatures(features);
     });
   }