From 5e98816922c284805714e35a678f1a7dfa3facb8 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sun, 22 Mar 2020 12:17:27 -0700
Subject: Use Mapbox map library

---
 modern/public/category/car.svg      |  4 --
 modern/public/images/background.svg | 10 ++++
 modern/src/MainMap.js               | 96 ++++++++++++++++++++++++++++---------
 3 files changed, 83 insertions(+), 27 deletions(-)
 delete mode 100644 modern/public/category/car.svg
 create mode 100644 modern/public/images/background.svg

diff --git a/modern/public/category/car.svg b/modern/public/category/car.svg
deleted file mode 100644
index 7dad87d2..00000000
--- a/modern/public/category/car.svg
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0"?>
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="#ffffff" width="24px" height="24px">
-    <path d="M 10 3 C 6.16 3 4.0007812 7.3392969 3.3007812 9.0292969 C 3.2407813 9.0392969 3.1808594 9.0503125 3.1308594 9.0703125 C 3.0008594 9.1203125 8.8817842e-16 10.36 0 14 C 0 15.49 0.62039063 16.250859 1.1503906 16.630859 C 1.4534283 16.848834 1.7927087 16.933479 2.1328125 16.970703 C 2.5695992 18.706125 4.1307191 20 6 20 C 7.858438 20 9.4100868 18.720168 9.8574219 17 L 14.142578 17 C 14.589913 18.720168 16.141562 20 18 20 C 19.873415 20 21.436431 18.700223 21.869141 16.958984 C 23.171684 16.837562 24 16.373111 24 15 L 24 13 C 24 10.28 21.099922 9.0291406 18.919922 8.6191406 C 18.879922 8.5391406 18.839297 8.4508594 18.779297 8.3808594 C 16.769297 5.8608594 14.48 3 10 3 z M 11 5.0800781 C 13.58 5.4100781 15.120938 7.04 16.710938 9 L 11 9 L 11 5.0800781 z M 9 5.1894531 L 9 9 L 5.5195312 9 C 6.1595313 7.68 7.36 5.7694531 9 5.1894531 z M 6 14 C 7.103 14 8 14.897 8 16 C 8 17.103 7.103 18 6 18 C 4.897 18 4 17.103 4 16 C 4 14.897 4.897 14 6 14 z M 18 14 C 19.103 14 20 14.897 20 16 C 20 17.103 19.103 18 18 18 C 16.897 18 16 17.103 16 16 C 16 14.897 16.897 14 18 14 z" fill="#ffffff"/>
-</svg>
diff --git a/modern/public/images/background.svg b/modern/public/images/background.svg
new file mode 100644
index 00000000..df2204d9
--- /dev/null
+++ b/modern/public/images/background.svg
@@ -0,0 +1,10 @@
+<svg width="50px" height="50px" viewBox="0 0 10 10" xmlns="http://www.w3.org/2000/svg">
+  <defs>
+    <filter id="shadow">
+      <feDropShadow dx="0" dy="0.1" stdDeviation="0.3" flood-color="grey"/>
+    </filter>
+  </defs>
+
+  <circle cx="5" cy="50%" r="4"
+      style="fill:white; filter:url(#shadow);"/>
+</svg>
diff --git a/modern/src/MainMap.js b/modern/src/MainMap.js
index 00204b25..925b402a 100644
--- a/modern/src/MainMap.js
+++ b/modern/src/MainMap.js
@@ -1,34 +1,84 @@
-import 'ol/ol.css';
+import 'mapbox-gl/src/css/mapbox-gl.css';
 import React, { Component } from 'react';
 import { connect } from 'react-redux';
-import { Map, View } from 'ol';
-import { fromLonLat } from 'ol/proj';
-import olms from 'ol-mapbox-style';
-import TileLayer from 'ol/layer/Tile';
-import OSM from 'ol/source/OSM';
+import mapboxgl from 'mapbox-gl';
 
 const mapStateToProps = state => ({
-  positions: state.positions
+  data: {
+    type: 'FeatureCollection',
+    features: state.positions.map(position => ({
+      type: 'Feature',
+      geometry: {
+        type: 'Point',
+        coordinates: [position.longitude, position.latitude]
+      },
+      properties: {
+        ...position
+      }
+    }))
+  }
 });
 
 class MainMap extends Component {
   componentDidMount() {
-    this.map = new Map({
-      target: this.el,
-      view: new View({
-        constrainResolution: true,
-        center: fromLonLat([25.65, 60.98]),
-        zoom: 9
-      })
+    const map = new mapboxgl.Map({
+      container: this.mapContainer,
+      style: 'https://cdn.traccar.com/map/basic.json',
+      center: [25.65, 60.98],
+      zoom: 0
+    });
+
+    map.on('load', () => this.mapDidLoad(map));
+  }
+
+  loadImage(key, url) {
+    const image = new Image();
+    image.onload = () => {
+      const canvas = document.createElement('canvas');
+      canvas.width = image.width * window.devicePixelRatio;
+      canvas.height = image.height * window.devicePixelRatio;
+      canvas.style.width = `${image.width}px`;
+      canvas.style.height = `${image.height}px`;
+      const context = canvas.getContext('2d');
+      context.imageSmoothingEnabled = false;
+      context.drawImage(image, 0, 0, canvas.width, canvas.height);
+      this.map.addImage(key, context.getImageData(0, 0, canvas.width, canvas.height), {
+        pixelRatio: window.devicePixelRatio
+      });
+    }
+    image.src = url;
+  }
+
+  mapDidLoad(map) {
+    this.map = map;
+
+    this.loadImage('background', 'images/background.svg');
+
+    map.addSource('positions', {
+      'type': 'geojson',
+      'data': this.props.data
     });
-    if (window.location.hostname === 'localhost') {
-      olms(this.map, 'https://cdn.traccar.com/map/basic.json');
-    } else {
-      this.map.addLayer(
-        new TileLayer({
-          source: new OSM()
-        })
-      );
+
+    map.addLayer({
+      'id': 'device-background',
+      'type': 'symbol',
+      'source': 'positions',
+      'layout': {
+        'icon-image': 'background',
+        'text-field': 'Test Device Name',
+        'text-font': ['Roboto Regular'],
+        'text-size': 11
+      },
+      'paint':{
+        'text-halo-color': 'white',
+        'text-halo-width': 1
+     }
+    });
+  }
+
+  componentDidUpdate(prevProps) {
+    if (this.map && prevProps.data !== this.props.data) {
+      this.map.getSource('positions').setData(this.props.data);
     }
   }
 
@@ -39,7 +89,7 @@ class MainMap extends Component {
       width: '100%',
       height: '100%'
     };
-    return <div style={style} ref={el => this.el = el} />;
+    return <div style={style} ref={el => this.mapContainer = el} />;
   }
 }
 
-- 
cgit v1.2.3