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Add more display items

pull/557/head
Marko.Kl.Berkenbusch@gmail.com 2020-09-08 22:16:02 -04:00
parent dd177c144c
commit e0c57f8e8c
1 changed files with 33 additions and 8 deletions
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41
apps/cscsensor/cscsensor.app.js
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@ -6,21 +6,40 @@ var characteristic;
class CSCSensor {
constructor() {
this.movingTime = 0;
this.lastTime = 0;
this.lastBangleTime = Date.now();
this.lastRevs = -1;
this.wheelDia = 28.0;
this.speedFailed = 0;
this.speed = 0;
this.maxSpeed = 0;
this.lastSpeed = 0;
this.qUpdateScreen = true;
}
updateScreen() {
var dist = Math.round(100*this.lastRevs*this.wheelDia*Math.PI/63360.0)/100;
var dist = this.lastRevs*this.wheelDia*Math.PI/63360.0;
var ddist = Math.round(100*dist)/100;
var dspeed = Math.round(10*this.speed)/10;
g.clearRect(0, 120-2*20, 239, 120+2*20).drawString(dspeed+" mph", 120, 100).drawString(dist+" miles", 120, 140);
return;
var dmins = Math.floor(this.movingTime/60).toString();
if (dmins.length<2) dmins = "0"+dmins;
var dsecs = (Math.floor(this.movingTime) % 60).toString();
if (dsecs.length<2) dsecs = "0"+dsecs;
var avespeed = Math.round(10*dist/this.movingTime)/10;
var maxspeed = Math.round(10*this.maxSpeed)/10;
g.setFontAlign(1, -1, 0).setFontVector(18).setColor(1, 1, 0);
g.drawString("Time:", 86, 60);
g.drawString("Speed:", 86, 94);
g.drawString("Ave spd:", 86, 128);
g.drawString("Max spd:", 86, 160);
g.drawString("Dist:", 86, 192);
g.setFontAlign(-1, -1, 0).setFontVector(24).setColor(1, 1, 1).clearRect(92, 60, 239, 240);
g.drawString(dmins+":"+dsecs, 92, 60);
g.drawString(dspeed+" mph", 92, 94);
g.drawString(avespeed + " mph", 92, 128);
g.drawString(maxspeed + " mph", 92, 160);
g.drawString(ddist + " miles", 92, 192);
}
updateSensor(event) {
@ -33,12 +52,14 @@ class CSCSensor {
var wheelTime = event.target.value.getUint16(5, true);
var dT = (wheelTime-this.lastTime)/1024;
var dBT = (Date.now()-this.lastBangleTime)/1000;
this.lastBangleTime = Date.now();
if (dT<0) dT+=64;
this.lastTime = wheelTime;
this.speed = this.lastSpeed;
if (dRevs>0 && dT>0) {
this.speed = (dRevs*this.wheelDia*Math.PI/63360.0)*3600/dT;
this.speedFailed = 0;
this.movingTime += dBT;
}
else {
this.speedFailed++;
@ -49,6 +70,7 @@ class CSCSensor {
}
}
this.lastSpeed = this.speed;
if (this.speed > this.maxSpeed) this.maxSpeed = this.speed;
}
if (qChanged && this.qUpdateScreen) this.updateScreen();
}
@ -58,10 +80,10 @@ var mySensor = new CSCSensor();
function parseDevice(d) {
device = d;
g.clear().drawString("Found device", 120, 120).flip();
g.clearRect(0, 60, 239, 239).drawString("Found device", 120, 120).flip();
device.gatt.connect().then(function(ga) {
gatt = ga;
g.clear().drawString("Connected", 120, 120).flip();
g.clearRect(0, 60, 239, 239).drawString("Connected", 120, 120).flip();
return gatt.getPrimaryService("1816");
}).then(function(s) {
service = s;
@ -72,13 +94,16 @@ function parseDevice(d) {
return characteristic.startNotifications();
}).then(function() {
console.log("Done!");
g.clear().setFontVector("40").setColor(1, 1, 1).flip();
g.clearRect(0, 60, 239, 239).setColor(1, 1, 1).flip();
}).catch(function(e) {
g.clear().setColor(1, 0, 0).drawString("ERROR"+e, 120, 120).flip();
g.clearRect(0, 60, 239, 239).setColor(1, 0, 0).drawString("ERROR"+e, 120, 120).flip();
})}
NRF.setScan(parseDevice, { filters: [{services:["1816"]}], timeout: 2000});
g.clear().setFontVector(18).setFontAlign(0, 0, 0).setColor(0, 1, 0);
g.clearRect(0, 60, 239, 239).setFontVector(18).setFontAlign(0, 0, 0).setColor(0, 1, 0);
g.drawString("Scanning for CSC sensor...", 120, 120);
Bangle.on('kill',()=>{ if (gatt!=undefined) gatt.disconnect()});
Bangle.loadWidgets();
Bangle.drawWidgets();