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openstmap: display waypoints 

If waypoints module is available, display the waypoints on the
map. Also update the documentation and fix some english in the
documentation.
pull/2625/head
Pavel Machek 2023-03-02 00:26:50 +01:00
parent c66189a3d9
commit e79c95022a
2 changed files with 24 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
apps/openstmap/README.md
View File

@ -17,20 +17,20 @@ To add a map:
* Scroll and zoom to the area of interest or use the Search button in the top left
* Now choose the size you want to upload (Small/Medium/etc)
* On Bangle.js 1 you can choose if you want a 3 bits per pixel map (this is lower
quality but uploads faster and takes less space). On Bangle.js 2 you only have a 3bpp
display so can only use 3bpp.
quality, but uploads faster and takes less space). Bangle.js 2 is limited to 3bpp.
* Click `Get Map`, and a preview will be displayed. If you need to adjust the area you
can change settings, move the map around, and click `Get Map` again.
* When you're ready, click `Upload`
## Bangle.js App
The Bangle.js app allows you to view a map - it also turns the GPS on and marks
the path that you've been travelling (if enabled).
The Bangle.js app allows you to view a map. It also turns the GPS on
and marks the path that you've been travelling (if enabled), and
displays waypoints in the watch (if dependencies exist).
* Drag on the screen to move the map
* Press the button to bring up a menu, where you can zoom, go to GPS location
, put the map back in its default location, or choose whether to draw the currently
* Press the button to bring up a menu, where you can zoom, go to GPS location,
put the map back in its default location, or choose whether to draw the currently
recording GPS track (from the `Recorder` app).
**Note:** If enabled, drawing the currently recorded GPS track can take a second

18
apps/openstmap/app.js
View File

@ -10,6 +10,7 @@ var settings = require("Storage").readJSON("openstmap.json",1)||{};
function redraw() {
g.setClipRect(R.x,R.y,R.x2,R.y2);
m.draw();
drawPOI();
drawMarker();
// if track drawing is enabled...
if (settings.drawTrack) {
@ -25,6 +26,23 @@ function redraw() {
g.setClipRect(0,0,g.getWidth()-1,g.getHeight()-1);
}
// Draw the POIs
function drawPOI() {
var waypoints = require("waypoints").load();
if (!waypoints)
return;
g.setFont("Vector", 18);
waypoints.forEach((wp, idx) => {
var p = m.latLonToXY(wp.lat, wp.lon);
var sz = 2;
g.setColor(0,0,0);
g.fillRect(p.x-sz, p.y-sz, p.x+sz, p.y+sz);
g.setColor(0,0,0);
g.drawString(wp.name, p.x, p.y);
print(wp.name);
})
}
// Draw the marker for where we are
function drawMarker() {
if (!fix.fix) return;