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HTML5 Game Development by Example(Second Edition)

You're reading from   HTML5 Game Development by Example(Second Edition) Make the most of HTML5 techniques to create exciting games from scratch

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Product type Paperback
Published in Jun 2015
Publisher
ISBN-13 9781785287770
Length 354 pages
Edition 1st Edition
Languages
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Toc

Table of Contents (13) Chapters Close

Preface 1. Introducing HTML5 Games FREE CHAPTER 2. Getting Started with DOM-based Game Development 3. Building a Card-matching Game in CSS3 4. Building the Untangle Game with Canvas and the Drawing API 5. Building a Canvas Game's Masterclass 6. Adding Sound Effects to Your Games 7. Saving the Game's Progress 8. Building a Multiplayer Draw-and-Guess Game with WebSockets 9. Building a Physics Car Game with Box2D and Canvas 10. Deploying HTML5 Games A. Pop Quiz Answers Index

Time for action – resuming a game from the local storage


Carry out the following steps:

  1. Open the matchgame.js JavaScript file.

  2. In the jQuery document ready function, we used the saved order of the deck in the previous game instead of shuffling a new deck. Add the following highlighted code in the jQuery ready function:

    $(document).ready(function(){
      // reset the elapsed time to 0.
      matchingGame.elapsedTime = 0;
    
      // start the timer
      matchingGame.timer = setInterval(countTimer, 1000);
    
    // shuffling the deck
      matchingGame.deck.sort(shuffle);
    
      // re-create the saved deck
      var savedObject = savedSavingObject();
      if (savedObject !== undefined) {
        matchingGame.deck = savedObject.deck;
      }
    
      // copying the deck into saving object.
      matchingGame.savingObject.deck = matchingGame.deck.slice();
    });
  3. Still in the jQuery document ready function, we append the following highlighted code to the end of the function. It removes any card that was marked as removed in the saved data. We also restore...

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