moving touch stuff into separate projects

libs/touch-sensor/touch.ts

@@ -0,0 +1,93 @@
+// keep TouchSensorEvent in sync with ButtonEvent
+
+/**
+ * Touch sensor interactions
+ */
+const enum TouchSensorEvent {
+    //% block="pressed"
+    Pressed = 4,
+    //% block="bumped"
+    Bumped = 1,
+    //% block="released"
+    Released = 3,
+}
+
+namespace sensors {
+
+    //% fixedInstances
+    export class TouchSensor extends internal.AnalogSensor {
+        private button: brick.Button;
+
+        constructor(port: number) {
+            super(port)
+            this.button = new brick.Button();
+        }
+
+        _query() {
+            return this._readPin6() > 2500 ? 1 : 0
+        }
+
+        _update(prev: number, curr: number) {
+            this.button._update(curr > 0)
+        }
+
+        _deviceType() {
+            return DAL.DEVICE_TYPE_TOUCH
+        }
+
+        /**
+         * Do something when a touch sensor is touched...
+         * @param sensor the touch sensor that needs to be clicked or used
+         * @param event the kind of button gesture that needs to be detected
+         * @param body code to run when the event is raised
+         */
+        //% help=input/touch-sensor/on-event
+        //% blockId=touchEvent block="on `icons.touchSensor` %sensor|%event"
+        //% parts="touch"
+        //% blockNamespace=sensors
+        //% weight=99 blockGap=8
+        //% group="Touch Sensor"
+        onEvent(ev: TouchSensorEvent, body: () => void) {
+            this.button.onEvent(<ButtonEvent><number>ev, body)
+        }
+
+        /**
+         * Check if touch sensor is touched.
+         * @param sensor the port to query the request
+         */
+        //% help=input/touch-sensor/is-pressed
+        //% block="`icons.touchSensor` %sensor|is pressed"
+        //% blockId=touchIsPressed
+        //% parts="touch"
+        //% blockNamespace=sensors
+        //% weight=81 blockGap=8
+        //% group="Touch Sensor"
+        isPressed() {
+            return this.button.isPressed();
+        }
+
+        /**
+         * Check if touch sensor is touched since it was last checked.
+         * @param sensor the port to query the request
+         */
+        //% help=input/touch-sensor/was-pressed
+        //% block="`icons.touchSensor` %sensor|was pressed"
+        //% blockId=touchWasPressed
+        //% parts="touch"
+        //% blockNamespace=sensors
+        //% weight=81 blockGap=8
+        //% group="Touch Sensor"
+        wasPressed() {
+            return this.button.wasPressed();
+        }
+    }
+
+    //% whenUsed block="1" weight=95 fixedInstance
+    export const touchSensor1: TouchSensor = new TouchSensor(1)
+    //% whenUsed block="2" weight=95 fixedInstance
+    export const touchSensor2: TouchSensor = new TouchSensor(2)
+    //% whenUsed block="3" weight=95 fixedInstance
+    export const touchSensor3: TouchSensor = new TouchSensor(3)
+    //% whenUsed block="4" weight=95 fixedInstance
+    export const touchSensor4: TouchSensor = new TouchSensor(4)
+}