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update openstreetmap tile provider since although opentopomap has nicer maps, it's too slow/unreliable

master
Gordon Williams 2022-07-21 15:12:39 +01:00
parent f7870c0cab
commit d546bd0d18
3 changed files with 6 additions and 4 deletions
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1
apps/openstmap/ChangeLog
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@ -10,3 +10,4 @@
0.10: Improve scale factor calculation to fix scaling issues (#984)
0.11: Add slight offset to OSM data to align it properly (fix #984)
Fix alignment of satellite info text
0.12: switch to using normal OpenStreetMap tiles (opentopomap was too slow)

7
apps/openstmap/custom.html
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@ -64,9 +64,10 @@ TODO:
var OSMTILECOUNT = 3; // how many tiles do we download in each direction (Math.floor(MAPSIZE / OSMTILESIZE)+1)
/* Can see possible tiles on http://leaflet-extras.github.io/leaflet-providers/preview/
However some don't allow cross-origin use */
var TILELAYER = 'https://{s}.tile.opentopomap.org/{z}/{x}/{y}.png'; // simple, high contrast
var PREVIEWTILELAYER = 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
//var TILELAYER = 'https://{s}.tile.opentopomap.org/{z}/{x}/{y}.png'; // simple, high contrast, TOO SLOW
//var TILELAYER = 'http://a.tile.stamen.com/toner/{z}/{x}/{y}.png'; // black and white
var TILELAYER = 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
var PREVIEWTILELAYER = 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
// Create map and try and set the location to where the browser thinks we are
var map = L.map('map').locate({setView: true, maxZoom: 16, enableHighAccuracy:true});
@ -128,7 +129,7 @@ TODO:
var min = Math.min(rgba[i+0],rgba[i+1],rgba[i+2]);
var max = Math.max(rgba[i+0],rgba[i+1],rgba[i+2]);
var d = max-min;
if (max<120) { // black
if (max<120 || (d<8 && max<215)) { // black, or a darker grey
rgba[i+0]=0;
rgba[i+1]=0;
rgba[i+2]=0;

2
apps/openstmap/metadata.json
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@ -2,7 +2,7 @@
"id": "openstmap",
"name": "OpenStreetMap",
"shortName": "OpenStMap",
"version": "0.11",
"version": "0.12",
"description": "Loads map tiles from OpenStreetMap onto your Bangle.js and displays a map of where you are. Once installed this also adds map functionality to `GPS Recorder` and `Recorder` apps",
"icon": "app.png",
"tags": "outdoors,gps,osm",