ok the buzzing *might* work now

apps/multidice/ChangeLog

@@ -21,3 +21,4 @@
 1.19: added longer delay before resetting accelHandler
 1.20: removed all traces of accel b/c I've given up
 1.21: added a drawWidgets command to see if I have the padding right
+1.22: ok the buzzing *might* work now

apps/multidice/app.js

@@ -15,7 +15,6 @@ function drawMenu() {
 	
 	g.clear();
 	g.setFont ("Vector", 40);
-  Bangle.drawWidgets();
 	
 	g.drawString (("   " + stringArr [0]).slice (-3), 5, 10);
 	g.drawString (("   " + stringArr [1]).slice (-3), 5, 50);
@@ -80,12 +79,40 @@ function touchHandler (button, xy) {
 	drawMenu();
 }
 
+function accelHandler (xyz) {
+	
+	if (xyz.diff >= 0.3) {
+		
+		menu = false;
+		//rollDice();
+		//mutex (rollDice);
+	}
+}
+
+let lock = false;
+function mutex (functionRef) {
+	
+	if (lock) {
+		
+		return Promise.reject (new Error ("mutex is busy"));
+	}
+	
+	lock = true;
+	return new Promise (() => {
+		
+		functionRef.then (() => {
+			
+			lock = false;
+		});
+	});
+}
+
 function voidFn() {
 	
 	return;
 }
 
-function rollDice (timeoutFunctionRef) {
+function rollDice() {
 	
 	resultsArr = new Uint8Array (8);
 	for (i = 0; i < 8; i++) {
@@ -115,15 +142,12 @@ function rollDice (timeoutFunctionRef) {
 		}
 	}
 	
-  vibrate (timeoutFunctionRef);
+	return vibrate();
 }
 
-function vibrate (timeoutFunctionRef) {
+function vibrate() {
 	
-  Bangle.buzz(50, 0.5).then (() => {
-    
-    setTimeout (timeoutFunctionRef, 150);
-  });
+	return Bangle.buzz(50, 0.5);
 }
 
 function random (max) {
@@ -133,9 +157,10 @@ function random (max) {
 
 drawMenu();
 Bangle.on ('touch', touchHandler);
+Bangle.on ('accel', accelHandler);
 setWatch (function() {
 	
 	menu = false;
-  rollDice (voidFn);
-  
+	//rollDice();
+	mutex (rollDice);
 }, BTN, {repeat: true, edge: "falling", debounce: 10});

apps/multidice/metadata.json

@@ -1,7 +1,7 @@
 { "id": "multidice",
   "name": "multiple dice roller",
   "shortName":"multidice",
-  "version":"1.21",
+  "version":"1.22",
   "description": "roll anywhere from 1-8 dice at the same time",
   "icon": "app.png",
   "tags": "tool,game",