Initial sim implementation

sim/state/touch.ts

@@ -0,0 +1,42 @@
+namespace pxsim {
+
+    export const TOUCH_SENSOR_ANALOG_PRESSED = 2600;
+
+    export class TouchSensorNode extends AnalogSensorNode {
+        id = NodeType.TouchSensor;
+
+        private pressed: boolean[];
+
+        constructor(port: number) {
+            super(port);
+            this.pressed = [];
+        }
+
+        public setPressed(pressed: boolean) {
+            this.pressed.push(pressed);
+            this.changed = true;
+            this.valueChanged = true;
+        }
+
+        public isPressed() {
+            return this.pressed;
+        }
+
+        public getValue() {
+            if (this.pressed.length) {
+                if (this.pressed.pop())
+                    return TOUCH_SENSOR_ANALOG_PRESSED;
+            }
+            return 0;
+        }
+
+        getDeviceType() {
+            return DAL.DEVICE_TYPE_TOUCH;
+        }
+
+        public hasData() {
+            return this.pressed.length > 0;
+        }
+    }
+}
+