mirror of https://github.com/espruino/BangleApps
reduced memory usage of heart-app
Signed-off-by: Andrwe Lord Weber <github@andrwe.org>pull/729/head
Andrwe Lord Weber
parent
4d0aa393bc
commit
a338d5e20e
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@ -1,3 +1,4 @@
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E.setFlags({pretokenise:1});
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const GraphXZero = 40;
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const GraphYZero = 200;
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const GraphY100 = 80;
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@ -19,6 +20,7 @@ require('DateExt').locale({
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globalSettings.timezone * 60
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]
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});
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globalSettings = undefined;
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function getFileNbr(n) {
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return ".heart"+n.toString(36);
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@ -52,22 +54,22 @@ function showMainMenu() {
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updateSettings();
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}
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},
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'View Records': ()=>{viewRecords()},
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'Graph Records': ()=>{graphRecords()},
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'View Records': createRecordMenu.bind(null, viewRecord.bind()),
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'Graph Records': createRecordMenu.bind(null, graphRecord.bind()),
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'< Back': ()=>{load();}
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};
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return E.showMenu(mainMenu);
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}
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function viewRecords() {
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function createRecordMenu(func) {
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const menu = {
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'': { 'title': 'Heart Records' }
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};
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var found = false;
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for (var n=0;n<36;n++) {
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var f = require("Storage").open(getFileNbr(n),"r");
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if (f.readLine()!==undefined) {
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menu["Record "+n] = viewRecord.bind(null,n);
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var line = require("Storage").open(getFileNbr(n),"r").readLine();
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if (line!==undefined) {
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menu["#"+n+" "+Date(line.split(",")[0]*1000).as().str] = func.bind(null,n);
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found = true;
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}
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}
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@ -81,72 +83,68 @@ function viewRecord(n) {
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const menu = {
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'': { 'title': 'Heart Record '+n }
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};
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var heartCount = 0;
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var heartTime;
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var f = require("Storage").open(getFileNbr(n),"r");
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var l = f.readLine();
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if (l!==undefined) {
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var c = l.split(",");
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heartTime = new Date(c[0]*1000);
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}
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var limits = {"min": 2000, "max": 0, "avg": 0, "cnt": 0};
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var value = 0;
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if (l!==undefined)
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heartTime = new Date(l.split(",")[0]*1000);
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console.log("heart: parsing records");
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while (l!==undefined) {
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heartCount++;
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// TODO: min/max/average of heart rate?
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if (parseInt(l.split(',')[2]) > 70) {
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limits.cnt++;
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value = parseInt(l.split(',')[1]);
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if (value < limits.min) {
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limits.min = value;
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} else if (value > limits.max) {
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limits.max = value;
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}
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limits.avg += value;
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}
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l = f.readLine();
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}
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l = undefined;
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value = undefined;
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console.log("heart: finished parsing");
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limits.avg = limits.avg / limits.cnt;
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if (heartTime)
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menu[" "+heartTime.toString().substr(4,17)] = function(){};
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menu[heartCount+" records"] = function(){};
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// TODO: option to draw it? Just scan through, project using min/max
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menu['Erase'] = function() {
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menu[limits.cnt+" records"] = function(){};
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menu["Min: " + limits.min] = function(){};
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menu["Max: " + limits.max] = function(){};
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menu["Avg: " + Math.round(limits.avg)] = function(){};
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menu["Erase"] = function() {
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E.showPrompt("Delete Record?").then(function(v) {
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if (v) {
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settings.isRecording = false;
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updateSettings();
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var f = require("Storage").open(getFileNbr(n),"r");
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f.erase();
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viewRecords();
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require("Storage").open(getFileNbr(n),"r").erase();
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E.showMenu();
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load();
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} else
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viewRecord(n);
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});
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};
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menu['< Back'] = ()=>{viewRecords()};
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print(menu);
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return E.showMenu(menu);
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}
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function graphRecords() {
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const menu = {
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'': { 'title': 'Heart Records' }
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menu['< Back'] = function() {
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limits = undefined;
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E.showMenu();
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createRecordMenu(viewRecord);
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};
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var found = false;
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for (var n=0;n<36;n++) {
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var f = require("Storage").open(getFileNbr(n),"r");
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var line = f.readLine();
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if (line!==undefined) {
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menu["#"+n+" "+Date(line.split(",")[0]*1000).as().str] = graphRecord.bind(null,n);
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found = true;
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}
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}
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if (!found)
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menu["No Records Found"] = function(){};
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menu['< Back'] = ()=>{showMainMenu()};
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limits = undefined;
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return E.showMenu(menu);
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}
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// based on batchart
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function renderHomeIcon() {
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//Home for Btn2
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function renderChart() {
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// Home for Btn2
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g.setColor(1, 1, 1);
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g.drawLine(220, 118, 227, 110);
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g.drawLine(227, 110, 234, 118);
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g.drawPoly([222,117,222,125,232,125,232,117], false);
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g.drawRect(226,120,229,125);
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}
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function renderChart() {
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// Left Y axis (Battery)
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// Chart
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g.setColor(1, 1, 0);
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g.drawLine(GraphXZero, GraphYZero + GraphMarkerOffset, GraphXZero, GraphY100);
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@ -183,27 +181,23 @@ function renderChart() {
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g.setColor(1, 1, 1);
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g.drawLine(GraphXZero - GraphMarkerOffset, GraphYZero, GraphXMax + GraphMarkerOffset, GraphYZero);
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console.log("Finished drawing chart");
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console.log("heart: Finished drawing chart");
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}
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// as drawing starts at 30 HRM decreasing measrure by 30
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// recalculate for range 110-150 as only 20 pixels are available
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function getY(measure) {
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positionY = GraphYZero - measure + 30;
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var positionY = GraphYZero - measure + 30;
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if (100 < measure < 150) {
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positionY = GraphYZero - ( 100 + Math.round((measure - 100)/2) ) + 30;
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g.setColor(1, 0, 0);
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} else if (60 < measrure < 100) {
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positionY = GraphYZero - ( 30 + Math.round((measure - 30)/2) ) + 30;
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g.setColor(0, 1, 0);
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}
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if (positionY > GraphYZero) {
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positionY = GraphYZero;
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g.setColor(1, 0, 0);
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}
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if (positionY < GraphY100) {
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positionY = GraphY100;
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g.setColor(1, 0, 0);
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}
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return positionY;
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}
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@ -221,37 +215,39 @@ function graphRecord(n) {
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);
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g.setFont("Vector", 10);
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var lastPixel;
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var lineCount = 0;
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var positionX = GraphXZero;
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var positionY = GraphYZero;
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var startLine = 1;
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var tempCount = 0;
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var f = require("Storage").open(getFileNbr(n),"r");
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var line = f.readLine();
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var times = Array(2);
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console.log("Counting lines");
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console.log("heart: Counting lines");
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while (line !== undefined) {
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lineCount++;
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line = f.readLine();
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}
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console.log(`Line count: ${lineCount}`);
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if (lineCount > MaxValueCount) {
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console.log(`heart: Line count: ${lineCount}`);
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if (lineCount > MaxValueCount)
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startLine = lineCount - MaxValueCount;
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}
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console.log(`start: ${startLine}`);
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f = undefined;
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line = undefined;
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lineCount = undefined;
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console.log(`heart: start: ${startLine}`);
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f = require("Storage").open(getFileNbr(n),"r");
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line = f.readLine();
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var times = Uint32Array(2);
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var tempCount = 0;
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var positionX = GraphXZero;
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var positionY = GraphYZero;
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while (line !== undefined) {
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currentLine = line;
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line = f.readLine();
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tempCount++;
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if (tempCount == startLine) {
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g.clear();
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Bangle.loadWidgets();
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Bangle.drawWidgets();
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renderHomeIcon();
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renderChart();
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} else if (tempCount > startLine) {
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positionX++;
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@ -270,24 +266,23 @@ function graphRecord(n) {
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}
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}
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}
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g.flip();
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}
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g.flip();
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g.setColor(1, 1, 0);
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g.setFont("Vector", 10);
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console.log('start: ' + times[0]);
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console.log('end: ' + times[1]);
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g.setColor(1, 1, 0).setFont("Vector", 10);
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console.log('heart: start: ' + times[0]);
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console.log('heart: end: ' + times[1]);
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if (times[0] !== undefined) {
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g.setFontAlign(-1, -1, 0);
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var startdate = new Date(times[0]*1000);
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g.drawString(startdate.local().as("0h:0m").str, 15, GraphYZero + 12);
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g.drawString(Date(times[0]*1000).local().as("0h:0m").str, 15, GraphYZero + 12);
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}
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if (times[1] !== undefined) {
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g.setFontAlign(1, -1, 0);
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var enddate = new Date(times[1]*1000);
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g.drawString(enddate.local().as().str, GraphXMax, GraphYZero + 12);
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g.drawString(Date(times[1]*1000).local().as().str, GraphXMax, GraphYZero + 12);
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}
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console.log("Finished rendering data");
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console.log("heart: Finished rendering data");
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Bangle.buzz(200, 0.3);
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setWatch(stop, BTN2, {edge:"falling", debounce:50, repeat:false});
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}
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