Book Image

Google Maps JavaScript API Cookbook

Book Image

Google Maps JavaScript API Cookbook

Overview of this book

Day by day, the use of location data is becoming more and more popular, and Google is one of the main game changers in this area. The Google Maps JavaScript API is one of the most functional and robust mapping APIs used among Geo developers. With Google Maps, you can build location-based apps, maps for mobile apps, visualize geospatial data, and customize your own maps.Google Maps JavaScript API Cookbook is a practical, hands-on guide that provides you with a number of clear, step-by-step recipes that will help you to unleash the capabilities of the Google Maps JavaScript API in conjunction with open source or commercial GIS servers and services through a number of practical examples of real world scenarios. This book begins by covering the essentials of including simple maps for Web and mobile, adding vector and raster layers, styling your own base maps, creating your own controls and responding to events, and including your own events.You will learn how to integrate open source or commercial GIS servers and services including ArcGIS Server, GeoServer, CartoDB, Fusion Tables, and Google Maps Engine with the Google Maps JavaScript API. You will also extend the Google Maps JavaScript API to push its capabilities to the limit with additional libraries and services including geometry, AdSense, geocoding, directions, and StreetView.This book covers everything you need to know about creating a web map or GIS applications using the Google Maps JavaScript API on multiple platforms.
Table of Contents (15 chapters)
Google Maps JavaScript API Cookbook
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

Adding popups to markers or maps


Almost every mapping application has an ability to display information related to the features shown on it. Showing all the related information on the map at the same time is an impossible mission for a developer and it is also useless for users. Instead of showing all the information on the map, developers add interaction to points, polylines, or polygons that show the related information with different techniques such as popups or info windows.

Popups or info windows can hold anything that can be written in HTML tags, such as pictures, videos, or standard text.

You will see something like the following screenshot, if you get through to the end of the recipe:

Getting ready

This recipe is the modified version of the previous recipe named Adding markers to maps.

You can find the source code at Chapter 3/ch03_adding_popups.html.

How to do it…

You can easily add popups to markers or maps by performing the following steps:

  1. First, the initMap() function is modified by...