Merge branch 'espruino:master' into master

apps.json

@@ -4,7 +4,7 @@
     "tags": "tool,system,b2",
     "type":"bootloader",
     "icon": "bootloader.png",
-    "version":"0.30",
+    "version":"0.31",
     "description": "This is needed by Bangle.js to automatically load the clock, menu, widgets and settings",
     "storage": [
       {"name":".boot0","url":"boot0.js"},
@@ -3615,5 +3615,18 @@
   "storage": [
     {"name":"menusmall.boot.js","url":"boot.js"}
   ]
+},
+{ "id": "ffcniftya",
+  "name": "Nifty-A Clock",
+  "icon": "app.png",
+  "version":"0.01",
+  "description": "A nifty clock with time and date",
+  "tags":"clock,b2",
+  "type":"clock",
+  "allow_emulator":true,
+  "storage": [
+    {"name":"ffcniftya.app.js","url":"app.js"},
+    {"name":"ffcniftya.img","url":"app-icon.js","evaluate":true}
+  ]
 }
 ]

apps/accellog/app.js

@@ -99,12 +99,12 @@ function startRecord(force) {
       {type:"txt", id:"time", font:"6x8:2", label:"  -  ", pad:5, bgCol:g.theme.bg},
       {type:"txt", font:"6x8:2", label:"RECORDING", bgCol:"#f00", pad:5, fillx:1},
     ]
-  },[ // Buttons...
+  },{btns:[ // Buttons...
     {label:"STOP", cb:()=>{
       Bangle.removeListener('accel', accelHandler);
       showMenu();
     }}
-  ]);
+  ]});
   layout.render();
 
   // now start writing

apps/barclock/clock-bar.js

@@ -40,7 +40,7 @@ const layout = new Layout({
     {height: 40},
     {id: "date", type: "txt", font: "10%", valign: 1},
   ],
-}, false, {lazy: true});
+}, {lazy: true});
 // adjustments based on screen size and whether we display am/pm
 let thickness; // bar thickness, same as time font "pixel block" size
 if (is12Hour) {

apps/boot/ChangeLog

@@ -30,3 +30,4 @@
 0.29: Update boot0 to avoid code block (faster execution)
       Fix issues where 'Uncaught Error: Function not found' could happen with multiple .boot.js
 0.30: Remove 'Get GPS time' at boot. Latest firmwares keep time through reboots, so this is not needed now
+0.31: Add polyfills for g.wrapString, g.imageMetrics, g.stringMetrics

apps/boot/bootupdate.js

@@ -131,6 +131,41 @@ else if (mode=="updown") {
   throw new Error("Unknown UI mode");
 };\n`;
 }
+if (!g.imageMetrics) { // added in 2v11 - this is a limited functionality polyfill
+  boot += `Graphics.prototype.imageMetrics=function(src) {
+  if (src[0]) return {width:src[0],height:src[1]};
+  else if ('object'==typeof src) return {
+    width:("width" in src) ? src.width : src.getWidth(),
+    height:("height" in src) ? src.height : src.getHeight()};
+  var im = E.toString(src);
+  return {width:im.charCodeAt(0), height:im.charCodeAt(1)};
+};\n`;
+}
+if (!g.stringMetrics) { // added in 2v11 - this is a limited functionality polyfill
+  boot += `Graphics.prototype.stringMetrics=function(txt) {
+  return {width:this.stringWidth(txt), height:this.getFontHeight()};
+};\n`;
+}
+if (!g.wrapString) { // added in 2v11 - this is a limited functionality polyfill
+  boot += `Graphics.prototype.wrapString=function(str, maxWidth) {
+  var lines = [];
+  for (var unwrappedLine of str.split("\n")) {
+    var words = unwrappedLine.split(" ");
+    var line = words.shift();
+    for (var word of words) {
+      if (g.stringWidth(line + " " + word) > maxWidth) {
+        lines.push(line);
+        line = word;
+      } else {
+        line += " " + word;
+      }
+    }
+    lines.push(line);
+  }
+  return lines;
+};\n`;
+}
+
 // Append *.boot.js files
 require('Storage').list(/\.boot\.js/).forEach(bootFile=>{
   // we add a semicolon so if the file is wrapped in (function(){ ... }()

apps/ffcniftya/ChangeLog

@@ -0,0 +1 @@
+0.01: New Clock Nifty A

apps/ffcniftya/app-icon.js

@@ -0,0 +1 @@
+require("heatshrink").decompress(atob("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"))

apps/ffcniftya/app.js

@@ -0,0 +1,95 @@
+const locale = require("locale");
+const is12Hour = (require("Storage").readJSON("setting.json", 1) || {})["12hour"];
+
+/* Clock *********************************************/
+const scale = g.getWidth() / 176;
+
+const widget = 24;
+
+const viewport = {
+  width: g.getWidth(),
+  height: g.getHeight(),
+}
+
+const center = {
+  x: viewport.width / 2,
+  y: Math.round(((viewport.height - widget) / 2) + widget),
+}
+
+function d02(value) {
+  return ('0' + value).substr(-2);
+}
+
+function draw() {
+  g.reset();
+  g.clearRect(0, widget, viewport.width, viewport.height);
+  const now = new Date();
+
+  const hour = d02(now.getHours() - (is12Hour && now.getHours() > 12 ? 12 : 0));
+  const minutes = d02(now.getMinutes());
+  const day = d02(now.getDay());
+  const month = d02(now.getMonth() + 1);
+  const year = now.getFullYear();
+
+  const month2 = locale.month(now, 3);
+  const day2 = locale.dow(now, 3);
+
+  g.setFontAlign(1, 0).setFont("Vector", 90 * scale);
+  g.drawString(hour, center.x + 32 * scale, center.y - 31 * scale);
+  g.drawString(minutes, center.x + 32 * scale, center.y + 46 * scale);
+
+  g.fillRect(center.x + 30 * scale, center.y - 72 * scale, center.x + 32 * scale, center.y + 74 * scale);
+
+  g.setFontAlign(-1, 0).setFont("Vector", 16 * scale);
+  g.drawString(year, center.x + 40 * scale, center.y - 62 * scale);
+  g.drawString(month, center.x + 40 * scale, center.y - 44 * scale);
+  g.drawString(day, center.x + 40 * scale, center.y - 26 * scale);
+  g.drawString(month2, center.x + 40 * scale, center.y + 48 * scale);
+  g.drawString(day2, center.x + 40 * scale, center.y + 66 * scale);
+}
+
+
+/* Minute Ticker *************************************/
+
+let tickTimer;
+
+function clearTickTimer() {
+  if (tickTimer) {
+    clearTimeout(tickTimer);
+    tickTimer = undefined;
+  }
+}
+
+function queueNextTick() {
+  clearTickTimer();
+  tickTimer = setTimeout(tick, 60000 - (Date.now() % 60000));
+  // tickTimer = setTimeout(tick, 3000);
+}
+
+function tick() {
+  draw();
+  queueNextTick();
+}
+
+/* Init **********************************************/
+
+// Clear the screen once, at startup
+g.clear();
+// Start ticking
+tick();
+
+// Stop updates when LCD is off, restart when on
+Bangle.on('lcdPower', (on) => {
+  if (on) {
+    tick(); // Start ticking
+  } else {
+    clearTickTimer(); // stop ticking
+  }
+});
+
+// Load widgets
+Bangle.loadWidgets();
+Bangle.drawWidgets();
+
+// Show launcher when middle button pressed
+Bangle.setUI("clock");

apps/gpsinfo/gps-info.js

@@ -68,7 +68,7 @@ function onGPS(fix) {
           {type:"txt", font:"6x8", label:"", fillx:true, id:"time" },
           {type:"txt", font:"6x8", label:"", fillx:true, id:"sat" },
           {type:"txt", font:"6x8", label:"", fillx:true, id:"maidenhead" },
-        ]},[],{lazy:true});
+        ]},{lazy:true});
     } else {
       layout = new Layout( {
         type:"v", c: [
@@ -80,9 +80,9 @@ function onGPS(fix) {
             {type:"txt", font:"6x8", pad:3, label:"Satellites" }
           ]},
           {type:"txt", font:"6x8", label:"", id:"progress" }
-        ]},[],{lazy:true});
+        ]},{lazy:true});
     }
-    g.clearRect(0,24,g.getWidth(),g.getHeight());    
+    g.clearRect(0,24,g.getWidth(),g.getHeight());
     layout.render();
   }
   lastFix = fix;
@@ -103,7 +103,7 @@ function onGPS(fix) {
     nofix = (nofix+1) % 4;
     layout.progress.label = ".".repeat(nofix) + " ".repeat(4-nofix);
   }
-  layout.render();  
+  layout.render();
 }
 
 Bangle.loadWidgets();

apps/health/app.js

@@ -10,6 +10,7 @@ function menuMain() {
 function menuStepCount() {
   E.showMenu({
     "":{title:"Step Counting"},
+    "< Back":()=>menuMain(),
     "per hour":()=>stepsPerHour()
   });
 }
@@ -17,6 +18,7 @@ function menuStepCount() {
 function menuMovement() {
   E.showMenu({
     "":{title:"Movement"},
+    "< Back":()=>menuMain(),
     "per hour":()=>movementPerHour()
   });
 }

apps/speedo/speedo.js

@@ -23,7 +23,7 @@ function onGPS(fix) {
             {type:"txt", font:"10%", label:fix.satellites, pad:2, id:"sat" },
             {type:"txt", font:"6x8", pad:3, label:"Satellites" }
           ]},
-        ]},[],{lazy:true});
+        ]},{lazy:true});
     } else {
       layout = new Layout( {
         type:"v", c: [
@@ -34,7 +34,7 @@ function onGPS(fix) {
             {type:"txt", font:"10%", label:fix.satellites, pad:2, id:"sat" },
             {type:"txt", font:"6x8", pad:3, label:"Satellites" }
           ]},
-        ]},[],{lazy:true});
+        ]},{lazy:true});
     }
     g.clearRect(0,24,g.getWidth(),g.getHeight());
     layout.render();

apps/weather/app.js

@@ -35,7 +35,7 @@ var layout = new Layout({type:"v", bgCol: g.theme.bg, c: [
     {type: "txt", font: "6x8", pad: 4, id: "updateTime", label: "15 minutes ago"},
   ]},
   {filly: 1},
-]}, null, {lazy: true});
+]}, {lazy: true});
 
 function formatDuration(millis) {
   let pluralize = (n, w) => n + " " + w + (n == 1 ? "" : "s");

modules/Layout.js

@@ -4,7 +4,7 @@ Usage:
 
 ```
 var Layout = require("Layout");
-var layout = new Layout( layoutObject, btns, options )
+var layout = new Layout( layoutObject, options )
 layout.render(optionalObject);
 ```
 
@@ -29,7 +29,7 @@ layoutObject has:
   * `undefined` - blank, can be used for padding
   * `"txt"` - a text label, with value `label` and `r` for text rotation. 'font' is required
   * `"btn"` - a button, with value `label` and callback `cb`
-  * `"img"` - an image where the function `src` is called to return an image to draw
+  * `"img"` - an image where `src` is an image, or a function which is called to return an image to draw
   * `"custom"` - a custom block where `render(layoutObj)` is called to render
   * `"h"` - Horizontal layout, `c` is an array of more `layoutObject`
   * `"v"` - Veritical layout, `c` is an array of more `layoutObject`
@@ -47,15 +47,13 @@ layoutObject has:
 * A `filly` int to choose if the object should fill available space in y. 0=no, 1=yes, 2=2x more space
 * `width` and `height` fields to optionally specify minimum size
 
-btns is an array of objects containing:
-
-* `label` - the text on the button
-* `cb` - a callback function
-* `cbl` - a callback function for long presses
-
 options is an object containing:
 
 * `lazy` - a boolean specifying whether to enable automatic lazy rendering
+* `btns` - array of objects containing:
+  * `label` - the text on the button
+  * `cb` - a callback function
+  * `cbl` - a callback function for long presses
 
 If automatic lazy rendering is enabled, calls to `layout.render()` will attempt to automatically
 determine what objects have changed or moved, clear their previous locations, and re-render just those objects.
@@ -78,9 +76,8 @@ Other functions:
 */
 
 
-function Layout(layout, buttons, options) {
+function Layout(layout, options) {
   this._l = this.l = layout;
-  this.b = buttons;
   // Do we have >1 physical buttons?
   this.physBtns = (process.env.HWVERSION==2) ? 1 : 3;
   this.yOffset = Object.keys(global.WIDGETS).length ? 24 : 0;
@@ -88,7 +85,43 @@ function Layout(layout, buttons, options) {
   options = options || {};
   this.lazy = options.lazy || false;
 
-  if (buttons) {
+  var btnList;
+  if (process.env.HWVERSION!=2) {
+    // no touchscreen, find any buttons in 'layout'
+    btnList = [];
+    function btnRecurser(l) {
+      if (l.type=="btn") btnList.push(l);
+      if (l.c) l.c.forEach(btnRecurser);
+    }
+    btnRecurser(layout);
+    if (btnList.length) { // there are buttons in 'layout'
+      // disable physical buttons - use them for back/next/select
+      this.physBtns = 0;
+      this.buttons = btnList;
+      this.selectedButton = -1;
+      Bangle.setUI("updown", dir=>{
+        var s = this.selectedButton, l=this.buttons.length;
+        if (dir===undefined && this.buttons[s])
+          return this.buttons[s].cb();
+        if (this.buttons[s]) {
+          delete this.buttons[s].selected;
+          this.render(this.buttons[s]);
+        }
+        s += dir;
+        if (s<0) s+=lh;
+        if (s>=l) s-=l;
+        if (this.buttons[s]) {
+          this.buttons[s].selected = 1;
+          this.render(this.buttons[s]);
+        }
+        this.selectedButton = s;
+      });
+    }
+  }
+
+  if (options.btns) {
+    var buttons = options.btns;
+    this.b = buttons;
     if (this.physBtns >= buttons.length) {
       // Handler for button watch events
       function pressHandler(btn,e) {
@@ -114,22 +147,25 @@ function Layout(layout, buttons, options) {
         {type:"v", pad:1, filly:1, c: buttons.map(b=>(b.type="txt",b.font="6x8",b.height=btnHeight,b.r=1,b))}
       ]};
     } else {
-      let btnHeight = Math.floor((g.getHeight()-this.yOffset) / buttons.length);
-      this._l.width = g.getWidth()-20; // button width
+      // add 'soft' buttons
+      this._l.width = g.getWidth()-32; // button width
       this._l = {type:"h", c: [
         this._l,
-        {type:"v", c: buttons.map(b=>(b.type="btn",b.h=btnHeight,b.w=32,b.r=1,b))}
+        {type:"v", c: buttons.map(b=>(b.type="btn",b.filly=1,b.width=32,b.r=1,b))}
       ]};
+      // if we're selecting with physical buttons, add these to the list
+      if (btnList) btnList.push.apply(btnList, this._l.c[1].c);
     }
   }
   if (process.env.HWVERSION==2) {
     // Handler for touch events
     function touchHandler(l,e) {
-      if (l.type=="btn" && l.cb && e.x>=l.x && e.y>=l.y && e.x<=l.x+l.w && e.y<=l.y+l.h)
-        l.cb(e);
+      if (l.type=="btn" && l.cb && e.x>=l.x && e.y>=l.y && e.x<=l.x+l.w && e.y<=l.y+l.h) {
+        if (e.type==2 && l.cbl) l.cbl(e); else if (l.cb) l.cb(e);
+      }
       if (l.c) l.c.forEach(n => touchHandler(n,e));
     }
-    Bangle.touchHandler = function(_,e){touchHandler(layout,e)};
+    Bangle.touchHandler = (_,e)=>touchHandler(this._l,e);
     Bangle.on('touch',Bangle.touchHandler);
   }
 
@@ -155,24 +191,6 @@ Layout.prototype.remove = function (l) {
   }
 };
 
-function wrappedLines(str, maxWidth) {
-  var lines = [];
-  for (var unwrappedLine of str.split("\n")) {
-    var words = unwrappedLine.split(" ");
-    var line = words.shift();
-    for (var word of words) {
-      if (g.stringWidth(line + " " + word) > maxWidth) {
-        lines.push(line);
-        line = word;
-      } else {
-        line += " " + word;
-      }
-    }
-    lines.push(line);
-  }
-  return lines;
-}
-
 function prepareLazyRender(l, rectsToClear, drawList, rects, parentBg) {
   var bgCol = l.bgCol == null ? parentBg : g.toColor(l.bgCol);
   if (bgCol != parentBg || l.type == "txt" || l.type == "btn" || l.type == "img" || l.type == "custom") {
@@ -211,8 +229,9 @@ Layout.prototype.render = function (l) {
     "txt":function(l){
       if (l.wrap) {
         g.setFont(l.font,l.fsz).setFontAlign(0,-1);
-        var lines = wrappedLines(l.label, l.w);
+        var lines = g.wrapString(l.label, l.w);
         var y = l.y+((l.h-g.getFontHeight()*lines.length)>>1);
+        //  TODO: on 2v11 we can just render in a single drawString call
         lines.forEach((line, i) => g.drawString(line, l.x+(l.w>>1), y+g.getFontHeight()*i));
       } else {
         g.setFont(l.font,l.fsz).setFontAlign(0,0,l.r).drawString(l.label, l.x+(l.w>>1), l.y+(l.h>>1));
@@ -233,9 +252,9 @@ Layout.prototype.render = function (l) {
         x,y+h-5,
         x,y+4
       ];
-    g.setColor(g.theme.bgH).fillPoly(poly).setColor(l.selected ? g.theme.fgH : g.theme.fg).drawPoly(poly).setFont("4x6",2).setFontAlign(0,0,l.r).drawString(l.label,l.x+l.w/2,l.y+l.h/2);
+    g.setColor(l.selected?g.theme.bgH:g.theme.bg2).fillPoly(poly).setColor(l.selected ? g.theme.fgH : g.theme.fg2).drawPoly(poly).setFont("6x8",2).setFontAlign(0,0,l.r).drawString(l.label,l.x+l.w/2,l.y+l.h/2);
   }, "img":function(l){
-    g.drawImage(l.src(), l.x + (0|l.pad), l.y + (0|l.pad));
+    g.drawImage("function"==typeof l.src?l.src():l.src, l.x + (0|l.pad), l.y + (0|l.pad));
   }, "custom":function(l){
     l.render(l);
   },"h":function(l) { l.c.forEach(render); },
@@ -342,26 +361,16 @@ Layout.prototype.update = function() {
       if (l.wrap) {
         l._h = l._w = 0;
       } else {
-        g.setFont(l.font,l.fsz);
-        l._h = g.getFontHeight();
-        l._w = g.stringWidth(l.label);
+        var m = g.setFont(l.font,l.fsz).stringMetrics(l.label);
+        l._w = m.width; l._h = m.height;
       }
     }, "btn": function(l) {
-      l._h = 24;
-      l._w = 14 + l.label.length*8;
+      l._h = 32;
+      l._w = 20 + l.label.length*12;
     }, "img": function(l) {
-      var src = l.src(); // get width and height out of image
-      if (src[0]) {
-        l._w = src[0];
-        l._h = src[1];
-      } else if ('object'==typeof src) {
-        l._w = ("width" in src) ? src.width : src.getWidth();
-        l._h = ("height" in src) ? src.height : src.getHeight();
-      } else {
-        var im = E.toString(src);
-        l._w = im.charCodeAt(0);
-        l._h = im.charCodeAt(1);
-      }
+      var m = g.imageMetrics("function"==typeof l.src?l.src():l.src); // get width and height out of image
+      l._w = m.width;
+      l._h = m.height;
     }, "": function(l) {
       // size should already be set up in width/height
       l._w = 0;

tests/Layout/bin/runtest.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 # Requires Linux x64 (for ./espruino)
 # Also imagemagick for display
- 
+
 cd `dirname $0`/..
 if [ "$#" -ne 1 ]; then
     echo "USAGE:"
@@ -19,7 +19,7 @@ SRCBMP=$SRCDIR/`basename $SRCJS .js`.bmp
 echo "TEST $SRCJS ($SRCBMP)"
 
 cat  ../../modules/Layout.js > $TESTJS
-echo 'Bangle = {};BTN1=0;process.env = process.env;process.env.HWVERSION=2;' >> $TESTJS
+echo 'Bangle = { setUI : function(){} };BTN1=0;process.env = process.env;process.env.HWVERSION=2;' >> $TESTJS
 echo 'g = Graphics.createArrayBuffer(176,176,4);' >> $TESTJS
 cat $SRCJS >> $TESTJS  || exit 1
 echo 'layout.render()' >> $TESTJS
@@ -39,5 +39,3 @@ else
   echo Files are the same
   exit 0
 fi
-
-

tests/Layout/tests/accellog.js

@@ -6,8 +6,8 @@ var layout = new Layout({ type: "v", c: [
     {type:"txt", id:"time", font:"6x8:2", label:"  -  ", pad:5},
     {type:"txt", font:"6x8:2", label:"RECORDING", bgCol:"#f00", pad:5, fillx:1},
   ]
-},[ // Buttons...
+}{btns:[ // Buttons...
   {label:"STOP", cb:()=>{}}
-]);
+]});
 layout.samples.label = "123";
 layout.time.label = "123s";

tests/Layout/tests/buttons_1_bangle1.js

@@ -0,0 +1,9 @@
+var BTN2 = 1, BTN3=2;
+process.env = process.env;process.env.HWVERSION=1;
+g = Graphics.createArrayBuffer(240,240,4);
+
+var layout = new Layout({ type: "v", c: [
+  {type:"txt", font:"6x8", label:"A test"},
+]},{btns:[ // Buttons...
+  {label:"STOP", cb:()=>{}},
+]});

tests/Layout/tests/buttons_1_bangle2.js

@@ -0,0 +1,6 @@
+
+var layout = new Layout({ type: "v", c: [
+  {type:"txt", font:"6x8", label:"A test"},
+]},{btns:[ // Buttons...
+  {label:"STOP", cb:()=>{}},
+]});

tests/Layout/tests/buttons_3_bangle1.js

@@ -0,0 +1,11 @@
+var BTN2 = 1, BTN3=2;
+process.env = process.env;process.env.HWVERSION=1;
+g = Graphics.createArrayBuffer(240,240,4);
+
+var layout = new Layout({ type: "v", c: [
+  {type:"txt", font:"6x8", label:"A test"},
+]},{btns:[ // Buttons...
+  {label:"A", cb:()=>{}},
+  {label:"STOP", cb:()=>{}},
+  {label:"B", cb:()=>{}},
+]});

tests/Layout/tests/buttons_3_bangle2.js

@@ -0,0 +1,8 @@
+
+var layout = new Layout({ type: "v", c: [
+  {type:"txt", font:"6x8", label:"A test"},
+]},{btns:[ // Buttons...
+  {label:"A", cb:()=>{}},
+  {label:"STOP", cb:()=>{}},
+  {label:"B", cb:()=>{}},
+]});

tests/Layout/tests/buttons_osd_bangle1.js

@@ -0,0 +1,17 @@
+var BTN2 = 1, BTN3=2;
+process.env = process.env;process.env.HWVERSION=1;
+g = Graphics.createArrayBuffer(240,240,4);
+
+/* When displaying OSD buttons on Bangle.js 1 we should turn
+the side buttons into 'soft' buttons and then use the physical
+buttons for up/down selection */
+
+var layout = new Layout({ type: "v", c: [
+  {type:"txt", font:"6x8", label:"A test"},
+  {type:"btn", label:"Button 1"},
+  {type:"btn", label:"Button 2"}
+]},{btns:[ // Buttons...
+  {label:"A", cb:()=>{}},
+  {label:"STOP", cb:()=>{}},
+  {label:"B", cb:()=>{}},
+]});

tests/Layout/tests/buttons_osd_bangle2.js

@@ -0,0 +1,10 @@
+
+var layout = new Layout({ type: "v", c: [
+  {type:"txt", font:"6x8", label:"A test"},
+  {type:"btn", label:"Button 1"},
+  {type:"btn", label:"Button 2"}
+]},{btns:[ // Buttons...
+  {label:"A", cb:()=>{}},
+  {label:"STOP", cb:()=>{}},
+  {label:"B", cb:()=>{}},
+]});