settings/boot update - **Rotation** allows you to rotate (or mirror) what's displayed on the screen, eg. for left-handed wearers (needs 2v16 or 2v15 cutting edge firmware to work reliably)

apps/boot/ChangeLog

@@ -53,3 +53,5 @@
 0.47: Add polyfill for setUI with an object as an argument (fix regression for 2v12 devices after Layout module changed)
 0.48: Workaround for BTHRM issues on Bangle.js 1 (write .boot files in chunks)
 0.49: Store first found clock as a setting to speed up further boots
+0.50: Allow setting of screen rotation
+      Remove support for 2v11 and earlier firmware

apps/boot/bootupdate.js

@@ -92,6 +92,7 @@ if (s.options) boot+=`Bangle.setOptions(${E.toJS(s.options)});\n`;
 if (s.brightness && s.brightness!=1) boot+=`Bangle.setLCDBrightness(${s.brightness});\n`;
 if (s.passkey!==undefined && s.passkey.length==6) boot+=`NRF.setSecurity({passkey:${E.toJS(s.passkey.toString())}, mitm:1, display:1});\n`;
 if (s.whitelist) boot+=`NRF.on('connect', function(addr) { if (!(require('Storage').readJSON('setting.json',1)||{}).whitelist.includes(addr)) NRF.disconnect(); });\n`;
+if (s.rotate) boot+=`g.setRotation(${s.rotate&3},${s.rotate>>2});\n` // screen rotation
 // Pre-2v10 firmwares without a theme/setUI
 delete g.theme; // deleting stops us getting confused by our own decl. builtins can't be deleted
 if (!g.theme) {

apps/boot/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "boot",
   "name": "Bootloader",
-  "version": "0.49",
+  "version": "0.50",
   "description": "This is needed by Bangle.js to automatically load the clock, menu, widgets and settings",
   "icon": "bootloader.png",
   "type": "bootloader",

apps/setting/ChangeLog

@@ -55,3 +55,4 @@
 0.48: Allow reading custom themes from files
 0.49: Now reloads settings properly after 'Calibrate Battery'
 0.50: Add Bangle.js 2 touchscreen calibration - for 2v16 or 2v15 cutting edge builds
+0.51: Add option for left-handed users

apps/setting/README.md

@@ -29,6 +29,7 @@ This is Bangle.js's settings menu
 
 * **LCD Brightness** set how bright the LCD is. Due to hardware limitations in the LCD backlight, you may notice flicker if the LCD is not at 100% brightness.
 * **LCD Timeout** how long should the LCD stay on for if no activity is detected. 0=stay on forever
+* **Rotation** allows you to rotate (or mirror) what's displayed on the screen, eg. for left-handed wearers (needs 2v16 or 2v15 cutting edge firmware to work reliably)
 * **Wake on X** should the given activity wake up the Bangle.js LCD?
   * On Bangle.js 2 when locked the touchscreen is turned off to save power. Because of this,
     `Wake on Touch` actually uses the accelerometer, and you need to actually tap the display to wake Bangle.js.

apps/setting/metadata.json

@@ -1,7 +1,7 @@
 {
   "id": "setting",
   "name": "Settings",
-  "version": "0.50",
+  "version": "0.51",
   "description": "A menu for setting up Bangle.js",
   "icon": "settings.png",
   "tags": "tool,system",

apps/setting/settings.js

@@ -383,6 +383,8 @@ function showLCDMenu() {
   // converts Espruino internal unit to g
   function internalToG(u) { return u / 8192; }
 
+  var rotNames = [/*LANG*/"No",/*LANG*/"Rotate CW",/*LANG*/"Left Handed",/*LANG*/"Rotate CCW",/*LANG*/"Mirror"];
+
   const lcdMenu = {
     '': { 'title': 'LCD' },
     '< Back': ()=>showSystemMenu(),
@@ -408,6 +410,18 @@ function showLCDMenu() {
         Bangle.setLCDTimeout(settings.timeout);
       }
     },
+    /*LANG*/'Rotate': {
+      value: 0|settings.rotate,
+      min: 0,
+      max: rotNames.length-1,
+      format: v=> rotNames[v],
+      onchange: v => {
+        settings.rotate = 0 | v;
+        updateSettings();
+        g.setRotation(settings.rotate&3,settings.rotate>>2).clear();
+        Bangle.drawWidgets();
+      }
+    },
     /*LANG*/'Wake on BTN1': {
       value: settings.options.wakeOnBTN1,
       format: boolFormat,