From 76e80986a0811f3989f54155f55635fce39168af Mon Sep 17 00:00:00 2001
From: Bahram Malaekeh <bahram.malaekeh@gmail.com>
Date: Thu, 29 Mar 2018 17:55:12 +0100
Subject: [PATCH] - Added hasNext() function to TourGuide. - Added info to
 Readme about disableClickThroughHole.

---
 README.md                                                   | 1 +
 .../src/main/java/tourguide/tourguide/ChainTourGuide.java   | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index e3a87a0..d78865f 100644
--- a/README.md
+++ b/README.md
@@ -111,6 +111,7 @@ Overlay overlay = new Overlay()
             .setStyle(Overlay.Style.Rectangle);
 ```
 - `disableClick(true)` will make elements covered by the overlay to become unclickable. Refer to Overlay Customization Activity in the example.
+- `disableClickThroughHole(true)` will make elements through the hole become unclickable.
 - `.setStyle()` Currently only 2 styles are available: `Overlay.Style.Rectangle` and `Overlay.Style.Circle`
 
 # Running TourGuide in Sequence
diff --git a/tourguide/src/main/java/tourguide/tourguide/ChainTourGuide.java b/tourguide/src/main/java/tourguide/tourguide/ChainTourGuide.java
index 1b55d13..347f4a5 100644
--- a/tourguide/src/main/java/tourguide/tourguide/ChainTourGuide.java
+++ b/tourguide/src/main/java/tourguide/tourguide/ChainTourGuide.java
@@ -60,7 +60,7 @@ public ChainTourGuide next(){
             cleanUp();
         }
 
-        if (mSequence.mCurrentSequence < mSequence.mTourGuideArray.length) {
+        if (hasNext()) {
             setToolTip(mSequence.getToolTip());
             setPointer(mSequence.getPointer());
             setOverlay(mSequence.getOverlay());
@@ -73,6 +73,10 @@ public ChainTourGuide next(){
         return this;
     }
 
+    public boolean hasNext() {
+        return mSequence.mCurrentSequence < mSequence.mTourGuideArray.length;
+    }
+
     /**************************
      * Sequence related method
      **************************/