From 0c220b4091c2458d884400556cbecc9e66fc201a Mon Sep 17 00:00:00 2001
From: Pavel Machek <pavel@ucw.cz>
Date: Sun, 19 Nov 2023 16:34:18 +0100
Subject: [PATCH] [] altimeter: immediately show altitude after calibration
 changes

---
 apps/altimeter/app.js | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)

diff --git a/apps/altimeter/app.js b/apps/altimeter/app.js
index 5efce02d0..6e44161da 100644
--- a/apps/altimeter/app.js
+++ b/apps/altimeter/app.js
@@ -6,8 +6,7 @@ Bangle.drawWidgets();
 var R = Bangle.appRect;
 var y = R.y + R.h/2;
 var MEDIANLENGTH = 20;
-var avr = [], median;
-var value = 0;
+var avr = [];
 
 function fmt(t) {
   if ((t > -100) && (t < 1000))
@@ -20,25 +19,28 @@ function fmt(t) {
 Bangle.on('pressure', function(e) {
   while (avr.length>MEDIANLENGTH) avr.pop();
   avr.unshift(e.altitude);
-  median = avr.slice().sort();
+  let median = avr.slice().sort();
   g.reset().clearRect(0,y-30,g.getWidth()-10,R.h);
   if (median.length>10) {
     var mid = median.length>>1;
-    value = E.sum(median.slice(mid-4,mid+5)) / 9;
-    t = fmt(value);
-    g.setFont("Vector",50).setFontAlign(0,0).drawString(t, g.getWidth()/2, y);
+    var value = E.sum(median.slice(mid-4,mid+5)) / 9;
+  } else {
+    var value = median[median.length>>1];
+  }
+  t = fmt(value);
 
-    let o = Bangle.getOptions();
-    let sea = o.seaLevelPressure;
-    t = fmt(sea) + " " + e.temperature.toFixed(1);
-    if (0) {
+  g.setFont("Vector",50).setFontAlign(0,0).drawString(t, g.getWidth()/2, y);
+
+  let o = Bangle.getOptions();
+  let sea = o.seaLevelPressure;
+  t = sea.toFixed(1) + " " + e.temperature.toFixed(1);
+  if (0) {
       print("alt raw:", value.toFixed(1));
       print("temperature:", e.temperature);
       print("pressure:", e.pressure);
       print("sea pressure:", sea);
-    }
-    g.setFont("Vector",25).setFontAlign(-1,0).drawString(t, 10, R.y+R.h - 35);
   }
+    g.setFont("Vector",25).setFontAlign(-1,0).drawString(t, 10, R.y+R.h - 35);
 });
 
 function setPressure(m, a) {
@@ -46,6 +48,7 @@ function setPressure(m, a) {
   print(o);
   o.seaLevelPressure = o.seaLevelPressure * m + a;
   Bangle.setOptions(o);
+  avr = [];
 }
 
 print(g.getFonts());
@@ -57,7 +60,7 @@ g.drawString(/*LANG*/"SEA L (hPa) TEMP (C)", g.getWidth()/2, y+62);
 g.flip();
 g.setFont("6x8").setFontAlign(0,0,3).drawString(/*LANG*/"STD", g.getWidth()-5, g.getHeight()/2);
 Bangle.setUI("updown", btn=> {
-  if (!btn) setPressure(0, 1023.25);
+  if (!btn) setPressure(0, 1013.25);
   if (btn<0) setPressure(1, 1);
   if (btn>0) setPressure(1, -1);
 });