dmxm/node-red-contrib-jwht-map
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add another option to clear track from track store

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Dave Conway-Jones 2020-03-16 19:36:40 +00:00
parent e7b41e000d
commit 2e500c39d8
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GPG Key ID: 302A6725C594817F
2 changed files with 12 additions and 3 deletions
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4
worldmap.html
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@ -531,7 +531,9 @@ then by default <code>⌘⇧m</code> - <code>ctrl-shift-m</code> will load the m
<p>Holds all the points in memory, so if you have a lot of points held for a <p>Holds all the points in memory, so if you have a lot of points held for a
large depth then memory usage may become excessive.</p> large depth then memory usage may become excessive.</p>
<p>To delete a track send a msg.payload containing both the name of the object and <p>To delete a track send a msg.payload containing both the name of the object and
set deleted to true - for example <code>msg.payload = { "name":"Fred", "deleted":true }</code></p> set deleted to true - for example <code>msg.payload = { "name":"Fred", "deleted":true }</code>.</p>
<p>This will also delete the point. If you just want to clear the track set the msg.payload to the
name+"_", for example <code>msg.payload = { "name":"Fred_", "deleted":true }</code></p>
</script> </script>
<script type="text/javascript"> <script type="text/javascript">

11
worldmap.js
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@ -264,9 +264,16 @@ module.exports = function(RED) {
if (msg.hasOwnProperty("payload") && msg.payload.hasOwnProperty("name")) { if (msg.hasOwnProperty("payload") && msg.payload.hasOwnProperty("name")) {
var newmsg = RED.util.cloneMessage(msg); var newmsg = RED.util.cloneMessage(msg);
if (msg.payload.deleted) { if (msg.payload.deleted) {
delete node.pointsarray[msg.payload.name]; if (msg.payload.name.substr(-1) === '_') {
var a = node.pointsarray[msg.payload.name.substr(0,msg.payload.name.length-1)].pop();
node.pointsarray[msg.payload.name.substr(0,msg.payload.name.length-1)] = [ a ];
node.send(newmsg);
}
else {
delete node.pointsarray[msg.payload.name];
}
//newmsg.payload.name = msg.payload.name + "_"; //newmsg.payload.name = msg.payload.name + "_";
node.send(newmsg); // send the track to be deleted node.send(newmsg);
return; return;
} }
if (!msg.payload.hasOwnProperty("lat") || !msg.payload.hasOwnProperty("lon")) { return; } if (!msg.payload.hasOwnProperty("lat") || !msg.payload.hasOwnProperty("lon")) { return; }