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Mapping Hacks: Tips & Tools for Electronic Cartography PDF

565 Pages·2005·17.91 MB·English
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MAPPING HACKS TM Other resources from O’Reilly Related titles Google HacksTM Mac OS X HacksTM eBay HacksTM Windows XP HacksTM TiVo HacksTTMM Linux Server HacksTM Wireless HacksTM Hacks Series Home hacks.oreilly.com is a community site for developers andpowerusersofallstripes.Readerslearnfromeach otherastheysharetheirfavoritetipsandtoolsforMac OS X, Linux, Google, Windows XP, and more. oreilly.com oreilly.comismorethanacompletecatalogofO’Reilly books. You’ll also find links to news, events, articles, weblogs, sample chapters, and code examples. oreillynet.com is the essential portal for developers in- terestedinopenandemergingtechnologies,including new platforms, programming languages, and operat- ing systems. Conferences O’Reilly brings diverse innovators together to nurture the ideas that spark revolutionary industries. We spe- cialize in documenting the latest tools and systems, translatingtheinnovator’sknowledgeintousefulskills for those in the trenches. Visit conferences.oreilly.com for our upcoming events. Safari Bookshelf (safari.oreilly.com) is the premier on- line reference library for programmers and IT professionals. Conduct searches across more than 1,000 books. Subscribers can zero in on answers to time-criticalquestionsinamatterofseconds.Readthe books on your Bookshelf from cover to cover or sim- ply flip to the page you need. Try it today with a free trial. MAPPING HACKS TM Schuyler Erle, Rich Gibson, and Jo Walsh Beijing • Cambridge • Farnham • Köln • Paris • Sebastopol • Taipei • Tokyo Mapping Hacks™ by Schuyler Erle, Rich Gibson, and Jo Walsh Copyright © 2005 O’Reilly Media, Inc. All rights reserved. Printed in the United States of America. Published by O’Reilly Media, Inc., 1005 Gravenstein Highway North, Sebastopol, CA 95472. O’Reillybooksmaybepurchasedforeducational,business,orsalespromotionaluse.Online editions are also available for most titles (safari.oreilly.com). For more information, contact our corporate/institutional sales department: (800) 998-9938 [email protected]. Editor: Simon St.Laurent Production Editor: Sanders Kleinfeld Series Editor: Rael Dornfest Cover Designer: Hanna Dyer Executive Editor: Dale Dougherty Interior Designer: David Futato Printing History: June 2005: First Edition. Nutshell Handbook, the Nutshell Handbook logo, and the O’Reilly logo are registered trademarksofO’ReillyMedia,Inc.TheHacksseriesdesignations,MappingHacks,theimage of a compass, and related trade dress are trademarks of O’Reilly Media, Inc. Manyofthedesignationsusedbymanufacturersandsellerstodistinguishtheirproductsare claimed as trademarks. Where those designations appear in this book, and O’Reilly Media, Inc. was aware of a trademark claim, the designations have been printed in caps or initial caps. While every precaution has been taken in the preparation of this book, the publisher and authors assume no responsibility for errors or omissions, or for damages resulting from the use of the information contained herein. This book uses RepKover™, a durable and flexible lay-flat binding. ISBN13: 978-0-596-00703-4 [M] [4/08] For Heather, Molly, Maddy, and Spencer: Thank you. —Rich To our family and friends for their encouragement, wisdom, and support. —Jo and Schuyler Contents Foreword. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi Credits. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxi Chapter1. Mapping Your Life . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.Put a Map on It: Mapping Arbitrary Locations with Online Services 1 2.Route Planning Online 7 3.Map the Places You’ve Visited 12 4.Find Your House on an Aerial Photograph 14 5.The Road Less Traveled by in MapQuest 16 6.Make Route Maps Easier to Read 22 7.Will the Kids Barf? 25 8.Publish Maps of Your Photos on the Web 28 9.Track the Friendly Skies with Sherlock 32 10.Georeference Digital Photos 33 11.How Far? How Fast? Geo-Enabling Your Spreadsheet 36 12.Create a Distance Grid in Excel 42 13.Add Maps to Excel Spreadsheets with MapPoint 46 Chapter2. Mapping Your Neighborhood. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 14.Make Free Maps of the United States Online 54 15.Zoom Right In on Your Neighborhood 61 16.Who Are the Neighbors Voting For? 65 17.Map Nearby Wi-Fi Hotspots 69 vii 18.Why You Can’t Watch Broadcast TV 73 19.Analyze Elevation Profiles for Wireless Community Networks 82 20.Make 3-D Raytraced Terrain Models 85 21.Map Health Code Violations with RDFMapper 92 Chapter3. Mapping Your World . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 22.Digging to China 98 23.Explore David Rumsey’s Historical Maps 99 24.Explore a 3-D Model of the Entire World 106 25.Work with Multiple Lat/Long Formats 110 26.Work with Different Coordinate Systems 113 27.Calculate the Distance Between Points on the Earth’s Surface 116 28.Experiment with Different Cartographic Projections 120 29.Plot Arbitrary Points on a World Map 135 30.Plot a Great Circle on a Flat Map 140 31.Plot Dymaxion Maps in Perl 148 32.Hack on Base Maps in Your Favorite Image Editor 151 33.Georeference an Arbitrary Tourist Map 156 34.Map Other Planets 160 Chapter4. Mapping (on) the Web . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165 35.Search Local, Find Global 166 36.Shorten Online Map URLs 170 37.Tweak the Look and Feel of Web Maps 171 38.Add Location to Weblogs and RSS Feeds 173 39.View Your Photo Thumbnails on a Flash Map 175 40.Plot Points on a Spinning Globe Applet 178 41.Plot Points on an Interactive Map Using DHTML 183 42.Map Your Tracklogs on the Web 189 43.Map Earthquakes in (Nearly) Real Time 191 44.Plot Statistics Against Shapes 195 45.Extract a Spatial Model from Wikipedia 199 46.Map Global Weather Conditions 204 Chapter5. Mapping with Gadgets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207 47.Get Maps on Your Mobile Phone 211 48.Accessorize Your GPS 213 viii | Contents 49.Get Your Tracklogs in Windows or Linux 216 50.The Serial Port to USB Conundrum 219 51.Speak in Geotongues: GPSBabel to the Rescue 222 52.Show Your Waypoints on Aerial Photos with Terrabrowser 227 53.Visualize Your Tracks in Three Dimensions 229 54.Create Your Own Maps for a Garmin GPS 237 55.Use Your Track Memory as a GPS Base Map 249 56. Animate Your Tracklogs 252 57.Connect to Your GPS from Multiple Applications 254 58.Don’t Lose Your Tracklogs! 259 59.Geocode Your Voice Recordings and Other Media 266 60.Improve the Accuracy of Your GPS with Differential GPS 269 61.Build a Map of Local GSM Cells 273 62.Build a Car Computer 278 63.Build Your Own Car Navigation System with GpsDrive 288 Chapter6. Mapping on Your Desktop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 64.Mapping Local Areas of Interest with Quantum GIS 295 65.Extract Data from Maps with Manifold 303 66.Java-Based Desktop Mapping with Openmap 311 67.Seamless Data Download from the USGS 317 68.Convert Geospatial Data Between Different Formats 319 69.Find Your Way Around GRASS 326 70.Import Your GPS Waypoints and Tracklogs into GRASS 333 71.Turn Your Tracklogs into ESRI Shapefiles 336 72.Add Relief to Your Topographic Maps 344 73.Make Your Own Contour Maps 351 74.Plot Wireless Network Viewsheds with GRASS 356 75.Share Your GRASS Maps with the World 366 76.Explore the Effects of Global Warming 371 77.Become a GRASS Ninja 382 Chapter7. Names and Places . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 393 78.What to Do if Your Government Is Hoarding Geographic Data 394 79.Geocode a U.S. Street Address 399 80.Automatically Geocode U.S. Addresses 403 Contents | ix

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Since the dawn of creation, man has designed maps to help identify the space that we occupy. From Lewis and Clark's pencil-sketched maps of mountain trails to Jacques Cousteau's sophisticated charts of the ocean floor, creating maps of the utmost precision has been a constant pursuit. So why should
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