controller scripting example

examples/controllerExample.js

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+//
+//  controllerExample.js
+//  hifi
+//
+//  Created by Brad Hefta-Gaub on 1/28/14.
+//  Copyright (c) 2014 HighFidelity, Inc. All rights reserved.
+//
+//  This is an example script that demonstrates use of the Controller class
+//
+//
+
+// initialize our triggers
+var triggerPulled = new Array();
+var numberOfTriggers = Controller.getNumberOfTriggers();
+for (t = 0; t < numberOfTriggers; t++) {
+    triggerPulled[t] = false;
+}
+
+function checkController() {
+    var numberOfTriggers = Controller.getNumberOfTriggers();
+    var numberOfSpatialControls = Controller.getNumberOfSpatialControls();
+    var controllersPerTrigger = numberOfSpatialControls / numberOfTriggers;
+
+    // this is expected for hydras
+    if (numberOfTriggers == 2 && controllersPerTrigger == 2) {
+        for (var t = 0; t < numberOfTriggers; t++) {
+            var triggerValue = Controller.getTriggerValue(t);
+
+            if (triggerPulled[t]) {
+                // must release to at least 0.1
+                if (triggerValue < 0.1) {
+                    triggerPulled[t] = false; // unpulled
+                }
+            } else {
+                // must pull to at least 0.9
+                if (triggerValue > 0.9) {
+                    triggerPulled[t] = true; // pulled
+                    triggerToggled = true;
+                }
+            }
+
+            if (triggerToggled) {
+                print("a trigger was toggled");
+            }
+        }
+    }
+}
+
+function keyPressEvent(event) {
+    print("keyPressEvent event.key=" + event.key);
+    if (event.key == "A".charCodeAt(0)) {
+        print("the A key was pressed");
+    }
+    if (event.key == " ".charCodeAt(0)) {
+        print("the <space> key was pressed");
+    }
+}
+
+function mouseMoveEvent(event) {
+    print("mouseMoveEvent event.x,y=" + event.x + ", " + event.y);
+}
+
+function touchBeginEvent(event) {
+    print("touchBeginEvent event.x,y=" + event.x + ", " + event.y);
+}
+
+function touchUpdateEvent(event) {
+    print("touchUpdateEvent event.x,y=" + event.x + ", " + event.y);
+}
+
+function touchEndEvent(event) {
+    print("touchEndEvent event.x,y=" + event.x + ", " + event.y);
+}
+
+// register the call back so it fires before each data send
+Agent.willSendVisualDataCallback.connect(checkController);
+
+// Map keyPress and mouse move events to our callbacks
+Controller.keyPressEvent.connect(keyPressEvent);
+var AKeyEvent = {
+    key: "A".charCodeAt(0),
+    isShifted: false,
+    isMeta: false
+};
+
+// prevent the A key from going through to the application
+Controller.captureKeyEvents(AKeyEvent);
+
+
+Controller.mouseMoveEvent.connect(mouseMoveEvent);
+
+// Map touch events to our callbacks
+Controller.touchBeginEvent.connect(touchBeginEvent);
+Controller.touchUpdateEvent.connect(touchUpdateEvent);
+Controller.touchEndEvent.connect(touchEndEvent);
+
+// disable the standard application for touch events
+Controller.captureTouchEvents();
+
+function scriptEnding() {
+    // re-enabled the standard application for touch events
+    Controller.releaseTouchEvents();
+}
+
+Agent.scriptEnding.connect(scriptEnding);