From 1b7c89c41d9455a6fbddeb54381e8e63f3b6e013 Mon Sep 17 00:00:00 2001
From: Dante Ruiz <dante@highfidelity.io>
Date: Mon, 12 Dec 2016 22:08:58 +0000
Subject: [PATCH] home button working

---
 scripts/system/libraries/WebTablet.js      | 45 ++++++++++++++++++++--
 scripts/system/marketplaces/marketplace.js |  3 ++
 2 files changed, 45 insertions(+), 3 deletions(-)

diff --git a/scripts/system/libraries/WebTablet.js b/scripts/system/libraries/WebTablet.js
index 703ed40c95..26bd295975 100644
--- a/scripts/system/libraries/WebTablet.js
+++ b/scripts/system/libraries/WebTablet.js
@@ -14,8 +14,8 @@ var Y_AXIS = {x: 0, y: 1, z: 0};
 var DEFAULT_DPI = 32;
 var DEFAULT_WIDTH = 0.5;
 
-var TABLET_URL = "https://s3.amazonaws.com/hifi-public/tony/tablet.fbx";
 
+var TABLET_URL =  "https://s3.amazonaws.com/hifi-public/tony/tablet.fbx"
 // returns object with two fields:
 //    * position - position in front of the user
 //    * rotation - rotation of entity so it faces the user.
@@ -39,8 +39,8 @@ function calcSpawnInfo() {
 }
 
 // ctor
-WebTablet = function (url, width, dpi, location, clientOnly) {
-
+WebTablet = function (url, width, dpi, clientOnly) {
+    var _this = this;
     var ASPECT = 4.0 / 3.0;
     var WIDTH = width || DEFAULT_WIDTH;
     var HEIGHT = WIDTH * ASPECT;
@@ -71,8 +71,11 @@ WebTablet = function (url, width, dpi, location, clientOnly) {
 
     this.tabletEntityID = Entities.addEntity(tabletProperties, clientOnly);
 
+   
+
     var WEB_ENTITY_REDUCTION_FACTOR = {x: 0.78, y: 0.85};
     var WEB_ENTITY_Z_OFFSET = -0.01;
+    var HOME_BUTTON_Y_OFFSET = -0.32;
 
     this.createWebEntity = function(url) {
         if (_this.webEntityID) {
@@ -96,6 +99,28 @@ WebTablet = function (url, width, dpi, location, clientOnly) {
 
     this.createWebEntity(url);
 
+    var homeButtonPosition = Vec3.sum(spawnInfo.position, Vec3.multiply(HOME_BUTTON_Y_OFFSET, Quat.getUp(webEntityRotation)));
+    this.homeButtonEntity = Entities.addEntity({
+        name: "homeButton",
+        type: "Sphere",
+        position: homeButtonPosition,
+        dimensions: {x: 0.05, y: 0.05, z: 0.05},
+        parentID: this.tabletEntityID,
+        script: "https://people.ucsc.edu/~druiz4/scripts/homeButton.js"
+        }, clientOnly);
+
+    this.receive = function (channel, senderID, senderUUID, localOnly) {
+        if (_this.homeButtonEntity == senderID) {
+            if (_this.clicked) {
+              Entities.editEntity(_this.homeButtonEntity, {color: {red: 0, green: 255, blue: 255}});
+              _this.clicked = false;
+            } else {
+              Entities.editEntity(_this.homeButtonEntity, {color: {red: 255, green: 255, blue: 0}});
+              _this.clicked = true;
+            }
+        }
+    }
+
     this.state = "idle";
 
     this.getRoot = function() {
@@ -105,15 +130,29 @@ WebTablet = function (url, width, dpi, location, clientOnly) {
     this.getLocation = function() {
         return Entities.getEntityProperties(_this.tabletEntityID, ["localPosition", "localRotation"]);
     };
+    this.clicked = false;
 };
 
 WebTablet.prototype.destroy = function () {
     Entities.deleteEntity(this.webEntityID);
     Entities.deleteEntity(this.tabletEntityID);
+    Entities.deleteEntity(this.homeButtonEntity);
 };
 WebTablet.prototype.pickle = function () {
     return JSON.stringify({webEntityID: this.webEntityID, tabletEntityID: this.tabletEntityID});
 };
+
+
+WebTablet.prototype.register = function() {
+    Messages.subscribe("home");
+    Messages.messageReceived.connect(this.receive);
+}
+
+WebTablet.prototype.unregister = function() {
+    Messages.unsubscribe("home");
+    Messages.messageReceived.disconnect(this.receive);
+}
+
 WebTablet.unpickle = function (string) {
     if (!string) {
         return;
diff --git a/scripts/system/marketplaces/marketplace.js b/scripts/system/marketplaces/marketplace.js
index c5e9eaccc7..67d335c4c3 100644
--- a/scripts/system/marketplaces/marketplace.js
+++ b/scripts/system/marketplaces/marketplace.js
@@ -30,6 +30,7 @@ var TOOLBAR_MARGIN_Y = 0;
 var marketplaceVisible = false;
 var marketplaceWebTablet;
 
+
 // We persist clientOnly data in the .ini file, and reconsistitute it on restart.
 // To keep things consistent, we pickle the tablet data in Settings, and kill any existing such on restart and domain change.
 var persistenceKey = "io.highfidelity.lastDomainTablet";
@@ -54,6 +55,7 @@ function showMarketplace(marketplaceID) {
                                                  null, // dpi
                                                  null, // location
                                                  true); // client-only
+           marketplaceWebTablet.register();
         }
         Settings.setValue(persistenceKey, marketplaceWebTablet.pickle());
     } else {
@@ -74,6 +76,7 @@ function hideTablet(tablet) {
         return;
     }
     updateButtonState(false);
+    tablet.unregister();
     tablet.destroy();
     marketplaceWebTablet = null;
     Settings.setValue(persistenceKey, "");