add onGesture and onGesture

README.md

@@ -9,6 +9,16 @@ A Microsoft MakeCode package for for Seeed Studio Grove module.
 get gesture model.
 
 ```blocks
+
+
+grove.onGesture(GroveGesture.Up, () => {
+    basic.showString("Up");
+})
+grove.onGesture(GroveGesture.Down, () => {
+    basic.showString("Down");
+})
+
+
 grove.initGesture()
 basic.forever(function () {
     if (grove.getGestureModel() == 1) {

main.ts

@@ -538,4 +538,49 @@ namespace grove {
         return joystick.read(xpin, ypin);
     }
 
+
+    /**
+     * Do something when a gesture is detected by Grove - Gesture
+     * @param gesture type of gesture to detect
+     * @param handler code to run
+     */
+    //% blockId=grove_gesture_create_event block="on Gesture|%gesture"
+    export function onGesture(gesture: GroveGesture, handler: () => void) {
+        control.onEvent(gestureEventId, gesture, handler);
+        paj7620.init();
+        control.inBackground(() => {
+            while(true) {
+                const gesture = paj7620.read();
+                if (gesture != lastGesture) {
+                    lastGesture = gesture;
+                    control.raiseEvent(gestureEventId, lastGesture);
+                }
+                basic.pause(50);
+            }
+        })
+    }
+
+
+    /**
+     * Do something when a key is detected by Grove - Thumb Joystick
+     * @param key type of joystick to detect
+     * @param xpin
+     * @param ypin
+     * @param handler code to run
+     */
+    //% blockId=grove_joystick_create_event block="on Key|%key"
+    export function onJoystick(key: GroveJoystickKey, xpin: AnalogPin, ypin: AnalogPin, handler: () => void) {
+        control.onEvent(joystickEventID, key, handler);
+        control.inBackground(() => {
+            while(true) {
+                const key = joystick.read(xpin, ypin);
+                if (key != lastJoystick) {
+                    lastJoystick = key; 
+                    control.raiseEvent(joystickEventID, lastJoystick);
+                }
+                basic.pause(50);
+            }
+        })
+
+    }
 }

pxt.json

@@ -1,6 +1,6 @@
 {
     "name": "Grove",
-    "version": "0.1.4",
+    "version": "0.1.5",
     "description": "A Microsoft MakeCode package for Seeed Studio Grove module",
     "license": "MIT",
     "dependencies": {