simplified IR API

libs/core/_locales/core-jsdoc-strings.json

@@ -68,10 +68,11 @@
   "sensors.ColorSensor.reflectedLight": "Get current reflected light value from the color sensor.",
   "sensors.GyroSensor.angle": "Get the current angle from the gyroscope.",
   "sensors.GyroSensor.rate": "Get the current rotation rate from the gyroscope.",
-  "sensors.InfraredSensor.onObjectNear": "Registers code to run when an object is getting near.",
+  "sensors.InfraredSensor.on": "Registers code to run when an object is getting near.",
-  "sensors.InfraredSensor.onObjectNear|param|handler": "the code to run when detected",
+  "sensors.InfraredSensor.on|param|handler": "the code to run when detected",
   "sensors.InfraredSensor.proximity": "Get the promixity measured by the infrared sensor, from ``0`` (close) to ``100`` (far)",
   "sensors.InfraredSensor.remoteCommand": "Get the remote commandreceived the infrared sensor.",
+  "sensors.InfraredSensor.wait": "Waits for the event to occur",
   "sensors.RemoteInfraredBeaconButton.isPressed": "Check if a remote button is currently pressed or not.",
   "sensors.RemoteInfraredBeaconButton.onEvent": "Do something when a button or sensor is clicked, up or down",
   "sensors.RemoteInfraredBeaconButton.onEvent|param|body": "code to run when the event is raised",
@@ -80,8 +81,9 @@
   "sensors.TouchSensor.onEvent": "Do something when a touch sensor is touched...",
   "sensors.TouchSensor.onEvent|param|body": "code to run when the event is raised",
   "sensors.UltraSonicSensor.distance": "Gets the distance from the sonar in millimeters",
-  "sensors.UltraSonicSensor.onObjectNear": "Registers code to run when the given color is close",
+  "sensors.UltraSonicSensor.on": "Registers code to run when the given color is close",
-  "sensors.UltraSonicSensor.onObjectNear|param|handler": "the code to run when detected",
+  "sensors.UltraSonicSensor.on|param|handler": "the code to run when detected",
+  "sensors.UltraSonicSensor.wait": "Waits for the event to occur",
   "sensors.remoteButtonBottomLeft": "Remote bottom-left button.",
   "sensors.remoteButtonBottomRight": "Remote bottom-right button.",
   "sensors.remoteButtonCenter": "Remote beacon (center) button.",

libs/core/_locales/core-strings.json

@@ -10,6 +10,8 @@
   "ColorSensorColor.Red|block": "red",
   "ColorSensorColor.White|block": "white",
   "ColorSensorColor.Yellow|block": "yellow",
+  "InfraredSensorEvent.ObjectDetected|block": "object detected",
+  "InfraredSensorEvent.ObjectNear|block": "object near",
   "LightsPattern.GreenFlash|block": "Flashing Green",
   "LightsPattern.GreenPulse|block": "Pulsing Green",
   "LightsPattern.Green|block": "Green",
@@ -25,11 +27,11 @@
   "Output.B|block": "B",
   "Output.C|block": "C",
   "Output.D|block": "D",
-  "PromixityEvent.ObjectDetected|block": "object detected",
-  "PromixityEvent.ObjectNear|block": "object near",
   "TouchSensorEvent.Bumped|block": "bumped",
   "TouchSensorEvent.Pressed|block": "pressed",
   "TouchSensorEvent.Released|block": "released",
+  "UltrasonicSensorEvent.ObjectDetected|block": "object detected",
+  "UltrasonicSensorEvent.ObjectNear|block": "object near",
   "brick.Button.isPressed|block": "%button|is pressed",
   "brick.Button.onEvent|block": "on %button|%event",
   "brick.Button.wasPressed|block": "%button|was pressed",
@@ -71,16 +73,18 @@
   "sensors.ColorSensor.reflectedLight|block": "%color| reflected light",
   "sensors.GyroSensor.angle|block": "%sensor|angle",
   "sensors.GyroSensor.rate|block": "%sensor|rotation rate",
-  "sensors.InfraredSensor.onObjectNear|block": "on %sensor|object near",
+  "sensors.InfraredSensor.on|block": "on %sensor|%event",
   "sensors.InfraredSensor.proximity|block": "%infrared|proximity",
   "sensors.InfraredSensor.remoteCommand|block": "%infrared|remote command",
+  "sensors.InfraredSensor.wait|block": "wait %sensor|for %event",
   "sensors.RemoteInfraredBeaconButton.isPressed|block": "%button|is pressed",
   "sensors.RemoteInfraredBeaconButton.onEvent|block": "on %button|%event",
   "sensors.RemoteInfraredBeaconButton.wasPressed|block": "%button|was pressed",
   "sensors.TouchSensor.isTouched|block": "%sensor|is touched",
   "sensors.TouchSensor.onEvent|block": "on %sensor|%event",
   "sensors.UltraSonicSensor.distance|block": "%sensor|distance",
-  "sensors.UltraSonicSensor.onObjectNear|block": "on %sensor|object near",
+  "sensors.UltraSonicSensor.on|block": "on %sensor|%event",
+  "sensors.UltraSonicSensor.wait|block": "wait %sensor|for %event",
   "sensors.color1|block": "color sensor 1",
   "sensors.color2|block": "color sensor 2",
   "sensors.color3|block": "color sensor 3",

libs/core/ir.ts

@@ -21,6 +21,13 @@ const enum IrRemoteButton {
     BottomRight = 0x10,
 }
 
+const enum InfraredSensorEvent {
+    //% block="object near"
+    ObjectNear = 1,
+    //% block="object detected"
+    ObjectDetected = 2
+}
+
 namespace sensors {
     function mapButton(v: number) {
         switch (v) {
@@ -148,8 +155,8 @@ namespace sensors {
                 return mapButton(this.getNumber(NumberFormat.UInt8LE, this.channel));
             else if (this.mode == IrSensorMode.Proximity) {
                 const d = this.getNumber(NumberFormat.UInt16LE, 0) & 0x0fff;
-                return d < this.proximityThreshold ? PromixityEvent.ObjectNear
+                return d < this.proximityThreshold ? UltrasonicSensorEvent.ObjectNear
-                    : d > this.proximityThreshold + 5 ? PromixityEvent.ObjectDetected
+                    : d > this.proximityThreshold + 5 ? UltrasonicSensorEvent.ObjectDetected
                         : 0;
             }
             return 0
@@ -185,21 +192,31 @@ namespace sensors {
          * Registers code to run when an object is getting near.
          * @param handler the code to run when detected
          */
-        //% help=input/infrared/on-object-near
+        //% help=input/infrared/on
-        //% block="on %sensor|object near"
+        //% block="on %sensor|%event"
-        //% blockId=infraredOnObjectNear
+        //% blockId=infraredOn
         //% parts="infraredsensor"
         //% blockNamespace=sensors
         //% weight=100 blockGap=8
         //% group="Infrared Sensor"
-        onObjectNear(handler: () => void) {
+        on(event: InfraredSensorEvent, handler: () => void) {
-            control.onEvent(this._id, PromixityEvent.ObjectNear, handler);
+            control.onEvent(this._id, InfraredSensorEvent.ObjectNear, handler);
-            if (this.proximity() == PromixityEvent.ObjectNear)
+            if ( this.proximity() == InfraredSensorEvent.ObjectNear)
                 control.runInBackground(handler);
         }
 
-        setObjectNearThreshold(distance: number) {
+        /**
-            this.proximityThreshold = Math.max(1, Math.min(95, distance));
+         * Waits for the event to occur
+         */
+        //% help=input/ultrasonic/wait
+        //% block="wait %sensor|for %event"
+        //% blockId=ultrasonicWait
+        //% parts="infraredsensor"
+        //% blockNamespace=sensors
+        //% weight=99 blockGap=8
+        //% group="Ultrasonic Sensor"        
+        wait(event: InfraredSensorEvent) {
+            // TODO
         }
         
         /**

libs/core/ultrasonic.ts

@@ -1,4 +1,4 @@
-const enum PromixityEvent {
+const enum UltrasonicSensorEvent {
     //% block="object near"
     ObjectNear = 1,
     //% block="object detected"
@@ -10,10 +10,12 @@ namespace sensors {
     //% fixedInstances
     export class UltraSonicSensor extends internal.UartSensor {
         private promixityThreshold: number;
+        private movementThreshold: number;
 
         constructor(port: number) {
             super(port)
             this.promixityThreshold = 10;
+            this.movementThreshold = 1;
         }
 
         _deviceType() {
@@ -21,36 +23,49 @@ namespace sensors {
         }
 
         _query(): number {
-            const d = this.getNumber(NumberFormat.UInt16LE, 0) & 0x0fff;            
+            return this.getNumber(NumberFormat.UInt16LE, 0) & 0x0fff;            
-            return d < this.promixityThreshold ? PromixityEvent.ObjectNear
-                : d > this.promixityThreshold + 5 ? PromixityEvent.ObjectDetected
-                : 0;
         }
 
         _update(prev: number, curr: number) {
-            if (curr) 
+            // is there an object near?
-                control.raiseEvent(this._id, curr);
+            if (prev >= this.promixityThreshold && curr < this.promixityThreshold)
+                control.raiseEvent(this._id, UltrasonicSensorEvent.ObjectNear); // TODO proper HI-LO sensor
+
+            // did something change?
+            if (Math.abs(prev - curr) > this.movementThreshold)
+                control.raiseEvent(this._id, UltrasonicSensorEvent.ObjectDetected); // TODO debouncing
         }
 
         /**
          * Registers code to run when the given color is close
          * @param handler the code to run when detected
          */
-        //% help=input/ultrasonic/on-object-near
+        //% help=input/ultrasonic/on
-        //% block="on %sensor|object near"
+        //% block="on %sensor|%event"
-        //% blockId=ultrasonicOnObjectClose
+        //% blockId=ultrasonicOn
         //% parts="infraredsensor"
         //% blockNamespace=sensors
         //% weight=100 blockGap=8
         //% group="Ultrasonic Sensor"
-        onObjectNear(handler: () => void) {
+        on(event: UltrasonicSensorEvent, handler: () => void) {
-            control.onEvent(this._id, PromixityEvent.ObjectNear, handler);
+            control.onEvent(this._id, event, handler);
-            if (this.distance() == PromixityEvent.ObjectNear)
+            if (event == UltrasonicSensorEvent.ObjectNear 
+                && this.distance() < this.promixityThreshold)
                 control.runInBackground(handler);
         }
 
-        setObjectNearThreshold(distance: number) {
+        /**
-            this.promixityThreshold = Math.max(1, Math.min(250, distance));
+         * Waits for the event to occur
+         */
+        //% help=input/ultrasonic/wait
+        //% block="wait %sensor|for %event"
+        //% blockId=ultrasonicWait
+        //% parts="infraredsensor"
+        //% blockNamespace=sensors
+        //% weight=99 blockGap=8
+        //% group="Ultrasonic Sensor"        
+        wait(event: UltrasonicSensorEvent) {
+            // TODO
         }
 
         /**
@@ -65,7 +80,7 @@ namespace sensors {
         //% weight=65 blockGap=8   
         //% group="Ultrasonic Sensor"     
         distance() {
-            // it supposedly also has an inch mode, but we stick to mm
+            // it supposedly also has an inch mode, but we stick to cm
             this._setMode(0)
             return this.getNumber(NumberFormat.UInt16LE, 0) & 0x0fff;
         }