From 3d9435e67e65ec7a58bcda6a0d73c5eea0b1d180 Mon Sep 17 00:00:00 2001
From: Gordon Williams <gw@pur3.co.uk>
Date: Tue, 27 Jul 2021 17:01:00 +0100
Subject: [PATCH] more hrm tweaks - show filtered data if available

---
 apps/hrm/heartrate.js | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/apps/hrm/heartrate.js b/apps/hrm/heartrate.js
index 9bc708ee8..a6b8e791a 100644
--- a/apps/hrm/heartrate.js
+++ b/apps/hrm/heartrate.js
@@ -3,6 +3,8 @@ Bangle.setLCDTimeout(0);
 Bangle.setHRMPower(1);
 var hrmInfo, hrmOffset = 0;
 var hrmInterval;
+var btm = g.getHeight()-1;
+
 function onHRM(h) {
   if (counter!==undefined) {
     // the first time we're called remove
@@ -26,7 +28,7 @@ function onHRM(h) {
 
   var px = g.getWidth()/2;
   g.setFontAlign(0,0);
-  g.clearRect(0,24,239,90);
+  g.clearRect(0,24,239,80);
   g.setFont("6x8").drawString("Confidence "+hrmInfo.confidence+"%", px, 75);
   var str = hrmInfo.bpm;
   g.setFontVector(40).drawString(str,px,45);
@@ -38,15 +40,16 @@ Bangle.on('HRM', onHRM);
 /* On newer (2v10) firmwares we can subscribe to get
 HRM events as they happen */
 Bangle.on('HRM-raw', function(v) {
-  var a = v.raw;
   hrmOffset++;
   if (hrmOffset>g.getWidth()) {
     hrmOffset=0;
-    g.clearRect(0,90,239,239);
+    g.clearRect(0,80,239,239);
     g.moveTo(-100,0);
   }
 
-  y = E.clip(170 - (v.raw),100,230);
+  y = E.clip(btm-v.filt/4,btm-10,btm);
+  g.setColor(1,0,0).fillRect(hrmOffset,btm, hrmOffset, y);
+  y = E.clip(170 - (v.raw/2),80,btm);
   g.setColor(g.theme.fg).lineTo(hrmOffset, y);
   if (counter !==undefined) {
     counter = undefined;