Quantum GIS Training Manual - the QGIS Training Manual!

More documents

Recommendations

Info

7.1 Lesson: Reprojecting and Transforming Data . . . . . . . . . . . . . . . . . . 159 7.2 Lesson: Vector Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169 7.3 Lesson: Network Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187 7.4 Lesson: Spatial Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201 8 Module: Rasters 221 8.1 Lesson: Working with Raster Data . . . . . . . . . . . . . . . . . . . . . . . . 221 8.2 Lesson: Changing Raster Symbology . . . . . . . . . . . . . . . . . . . . . . 224 8.3 Lesson: Terrain Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229 9 Module: Completing the Analysis 239 9.1 Lesson: Raster to Vector Conversion . . . . . . . . . . . . . . . . . . . . . . 239 9.2 Lesson: Combining the Analyses . . . . . . . . . . . . . . . . . . . . . . . . 242 9.3 Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244 9.4 Lesson: Supplementary Exercise . . . . . . . . . . . . . . . . . . . . . . . . 244 10 Module: Plugins 261 10.1 Lesson: Installing and Managing Plugins . . . . . . . . . . . . . . . . . . . . 261 10.2 Lesson: Useful QGIS Plugins . . . . . . . . . . . . . . . . . . . . . . . . . . 264 11 Module: Online Resources 277 11.1 Lesson: Web Mapping Services . . . . . . . . . . . . . . . . . . . . . . . . . 277 11.2 Lesson: Web Feature Services . . . . . . . . . . . . . . . . . . . . . . . . . . 284 12 Module: GRASS 293 12.1 Lesson: GRASS Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 12.2 Lesson: GRASS Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305 13 Module: Assessment 311 13.1 Create a base map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311 13.2 Analyze the data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 314 13.3 Final Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 314 14 Module: PostgreSQL 315 14.1 Lesson: Introduction to Databases . . . . . . . . . . . . . . . . . . . . . . . . 315 14.2 Lesson: Implementing the Data Model . . . . . . . . . . . . . . . . . . . . . 323 14.3 Lesson: Adding Data to the Model . . . . . . . . . . . . . . . . . . . . . . . 332 14.4 Lesson: Queries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335 14.5 Lesson: Views . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341 14.6 Lesson: Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 342 15 Module: PostGIS 345 15.1 Lesson: PostGIS Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345 15.2 Lesson: Simple Feature Model . . . . . . . . . . . . . . . . . . . . . . . . . . 349 15.3 Lesson: Import and Export . . . . . . . . . . . . . . . . . . . . . . . . . . . . 356 15.4 Lesson: Spatial Queries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 358 15.5 Lesson: Geometry Construction . . . . . . . . . . . . . . . . . . . . . . . . . 368 16 Appendix: Contributing To This Manual 377 16.1 Downloading Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 377 ii
16.2 Manual Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 377 16.3 Adding a Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 377 16.4 Adding a Lesson . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 379 16.5 Adding a Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 379 16.6 Add a Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 381 16.7 Add a Further Reading Section . . . . . . . . . . . . . . . . . . . . . . . . . 381 16.8 Add a What’s Next Section . . . . . . . . . . . . . . . . . . . . . . . . . . . 381 16.9 Using Markup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 381 16.10 Thank You! . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 384 17 Answer Sheet 385 17.1 Results for Adding Your First Layer . . . . . . . . . . . . . . . . . . . . . . . 385 17.2 Results for An Overview of the Interface . . . . . . . . . . . . . . . . . . . . . 385 17.3 Results for Working with Vector Data . . . . . . . . . . . . . . . . . . . . . . 386 17.4 Results for Symbology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 387 17.5 Results for Attribute Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 394 17.6 Results for The Label Tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . 395 17.7 Results for Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 399 17.8 Results for Creating a New Vector Dataset . . . . . . . . . . . . . . . . . . . 400 17.9 Results for Vector Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . 408 17.10 Results for Raster Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . 411 17.11 Results for Completing the Analysis . . . . . . . . . . . . . . . . . . . . . . . 416 17.12 Results for WMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 424 17.13 Results for Spatial Queries . . . . . . . . . . . . . . . . . . . . . . . . . . . . 428 17.14 Results for Geometry Construction . . . . . . . . . . . . . . . . . . . . . . . 428 17.15 Results for Simple Feature Model . . . . . . . . . . . . . . . . . . . . . . . . 429 18 Indices and tables 431 iii
Page 1: Quantum GIS Training Manual Release
Page 7 and 8: 1.1 Background CHAPTER 1 Foreword I
Page 9 and 10: 1.4 Authors Quantum GIS Training Ma
Page 11 and 12: 2.1 Lesson: A Brief Introduction CH
Page 13 and 14: Quantum GIS Training Manual, Releas
Page 17 and 18: 1. 2. 3. 4. 5. Quantum GIS Training
Page 19 and 20: CHAPTER 3 Module: Creating a Basic
Page 23 and 24: 3.2.1 Follow along: Changing colors
Page 31 and 32: It’s fun! But it probably has too
Page 33 and 34: The Symbol Levels dialog will appea
Page 37 and 38: • You can access the various symb
Page 39 and 40: • Change the interval to 2,00: Qu
Page 41 and 42: • Add a new symbol layer with a n
Page 45 and 46: • Change the Stroke paint to gree
Page 47 and 48: • Draw a line using the Line tool
Page 51 and 52: • Change the settings as shown: Q
Page 53 and 54: 3.2.13 In conclusion Quantum GIS Tr
Page 55 and 56:
CHAPTER 4 Module: Classifying Vecto
Page 57 and 58:
Quantum GIS Training Manual, Releas
Page 59 and 60:
4.2.2 Follow along: Changing label
Page 61 and 62:
• Open the Label tool dialog. Qua
Page 63 and 64:
Page 65 and 66:
Page 67 and 68:
The map will look somewhat like thi
Page 69 and 70:
• Reactivate labeling for the pla
Page 71 and 72:
4.2.10 What’s next? Quantum GIS T
Page 73 and 74:
• Change the Column to TOWN and t
Page 75 and 76:
Page 77 and 78:
This gets rid of the ugly classes s
Page 79 and 80:
This gives us a nice map: Quantum G
Page 81 and 82:
• Select the empty category. •
Page 83 and 84:
• Click OK. Quantum GIS Training
Page 85 and 86:
• Double-click on it so that it a
Page 87 and 88:
Page 89 and 90:
• Click OK. • Choose a suitable
Page 91 and 92:
4.3.4 Try yourself... Refine the cl
Page 93 and 94:
• Apply this symbology. Your map
Page 95 and 96:
CHAPTER 5 Module: Creating Maps In
Page 97 and 98:
The map will appear on the page.
Page 99 and 100:
Page 101 and 102:
Page 103 and 104:
• Use this interface to set the f
Page 105 and 106:
• Click the Show frame checkbox t
Page 107 and 108:
Page 109 and 110:
formats to choose from: • Export
Page 111 and 112:
CHAPTER 6 Module: Creating Vector D
Page 113 and 114:
Page 115 and 116:
6.1.2 Follow along: Data sources Qu
Page 117 and 118:
Page 119 and 120:
Page 121 and 122:
• the Move Feature(s) tool to mov
Page 123 and 124:
Page 125 and 126:
• Digitize this new (fictional) f
Page 127 and 128:
Page 129 and 130:
Page 131 and 132:
6.2.4 Follow along: Correct topolog
Page 133 and 134:
The topologically correct border lo
Page 135 and 136:
• Move the slider from side to si
Page 137 and 138:
6.2.9 Follow along: Tool: Reshape F
Page 139 and 140:
The result of the above: Quantum GI
Page 141 and 142:
Page 143 and 144:
Page 145 and 146:
Page 147 and 148:
• Click OK. • Apply the changes
Page 149 and 150:
Page 151 and 152:
Page 153 and 154:
Page 155 and 156:
• Add a new column: Quantum GIS T
Page 157 and 158:
• Click OK on the Layer Propertie
Page 159 and 160:
Page 161 and 162:
• The image for that property wil
Page 163 and 164:
Now to test the new action! Quantum
Page 165 and 166:
CHAPTER 7 Module: Vector Analysis N
Page 167 and 168:
• Click on it to select it, then
Page 169 and 170:
Page 171 and 172:
• Click OK. • Start a new map:
Page 173 and 174:
Page 175 and 176:
7.1.6 Further reading Quantum GIS T
Page 177 and 178:
Page 179 and 180:
Page 181 and 182:
Page 183 and 184:
• Note that we’re now checking
Page 185 and 186:
Page 187 and 188:
• Click OK and you’ll see the r
Page 189 and 190:
Page 191 and 192:
• Click OK. Your results should l
Page 193 and 194:
7.3 Lesson: Network Analysis Quantu
Page 195 and 196:
• Time unit: hour • Distance un
Page 197 and 198:
Page 199 and 200:
• Add the aerial photographs unde
Page 201 and 202:
• Set the SPEED value for all the
Page 203 and 204:
Notice the values of Length and Tim
Page 205 and 206:
And these are the smaller streets,
Page 207 and 208:
Page 209 and 210:
Page 211 and 212:
Page 213 and 214:
Page 215 and 216:
Page 217 and 218:
Page 219 and 220:
• Look at the metadata for this l
Page 221 and 222:
Page 223 and 224:
On Windows Quantum GIS Training Man
Page 225 and 226:
Page 227 and 228:
CHAPTER 8 Module: Rasters We’ve u
Page 229 and 230:
would be better to have one file fo
Page 231 and 232:
Page 233 and 234:
Page 235 and 236:
8.2.3 In conclusion Quantum GIS Tra
Page 237 and 238:
• Set the Global transparency to
Page 239 and 240:
loaded into your map. Quantum GIS T
Page 241 and 242:
8.3.6 Try yourself... Quantum GIS T
Page 243 and 244:
8.3.8 Follow along: Simplifying the
Page 245 and 246:
CHAPTER 9 Module: Completing the An
Page 247 and 248:
• Input file is all_terrain; Quan
Page 249 and 250:
9.2.2 Try yourself... Inspecting th
Page 251 and 252:
Page 253 and 254:
• Click OK. Quantum GIS Training
Page 255 and 256:
• Navigate to your Rasterprac dir
Page 257 and 258:
Page 259 and 260:
• Name the output file rural.shp.
Page 261 and 262:
9.4.20 Clipping a vector layer Quan
Page 263 and 264:
Page 265 and 266:
Page 267 and 268:
CHAPTER 10 Module: Plugins Plugins
Page 269 and 270:
Page 271 and 272:
Page 273 and 274:
• Click OK and the relief will be
Page 275 and 276:
• Check the box beside it. • No
Page 277 and 278:
Page 279 and 280:
Page 281 and 282:
• Double-click in the Value field
Page 283 and 284:
CHAPTER 11 Module: Online Resources
Page 285 and 286:
• The value of the Name field sho
Page 287 and 288:
• Choose WGS 84 / World Mercator
Page 289 and 290:
11.1.2 Try yourself... • Hide the
Page 291 and 292:
Page 293 and 294:
Page 295 and 296:
Page 297 and 298:
Page 299 and 300:
CHAPTER 12 Module: GRASS GRASS (Geo
Page 301 and 302:
Page 303 and 304:
Page 305 and 306:
Page 307 and 308:
Page 309 and 310:
Page 311 and 312:
• You may now remove the original
Page 313 and 314:
• Set it up as shown: Quantum GIS
Page 315 and 316:
• Select item: Select an item and
Page 317 and 318:
Use your own data for this section.
Page 319 and 320:
• Do the same as in the section a
Page 321 and 322:
CHAPTER 14 Module: PostgreSQL Postg
Page 323 and 324:
insert into person (age) values (40
Page 325 and 326:
Page 327 and 328:
Page 329 and 330:
14.1.13 Transactions Quantum GIS Tr
Page 331 and 332:
14.2.4 Verify the new account psql
Page 333 and 334:
Indexes: "streets_pkey" PRIMARY KEY
Page 335 and 336:
There are two ways to do this: •
Page 337 and 338:
drop table people; Quantum GIS Trai
Page 339 and 340:
Page 341 and 342:
14.3.5 Delete Data Quantum GIS Trai
Page 343 and 344:
Joe Bloggs | 3 Rusty Bedsprings | 3
Page 345 and 346:
select * from streets where id=1 )
Page 347 and 348:
14.4.8 What’s next? Quantum GIS T
Page 349 and 350:
To test that the rule works, let’
Page 351 and 352:
CHAPTER 15 Module: PostGIS PostGIS
Page 353 and 354:
15.1.5 Install spatial_refsys.sql Q
Page 355 and 356:
Page 357 and 358:
Check your results 15.2.5 Populate
Page 359 and 360:
Page 361 and 362:
Password: Quantum GIS Training Manu
Page 363 and 364:
Page 365 and 366:
Result: Quantum GIS Training Manual
Page 367 and 368:
Select by location Get all the buil
Page 369 and 370:
In QGIS: WHERE TOUCHES(a.the_geom,
Page 371 and 372:
Page 373 and 374:
Page 375 and 376:
Check your results Quantum GIS Trai
Page 377 and 378:
Check your results 15.5.4 Looking a
Page 379 and 380:
Page 381 and 382:
15.5.9 Geometry Cleaning You can ge
Page 383 and 384:
CHAPTER 16 Appendix: Contributing T
Page 385 and 386:
16.4 Adding a Lesson To add a lesso
Page 387 and 388:
.. _answer-name: Quantum GIS Traini
Page 389 and 390:
‘Descriptive link text ‘_ • R
Page 391 and 392:
17.1 Results for Adding Your First
Page 393 and 394:
Back to text 17.4 Results for Symbo
Page 395 and 396:
Back to text 17.4.4 Symbol Levels T
Page 397 and 398:
• Now your symbol should look lik
Page 399 and 400:
Back to text 17.4.5 Symbol Levels
Page 401 and 402:
17.6 Results for The Label Tool 17.
Page 403 and 404:
Page 405 and 406:
17.7 Results for Classification 17.
Page 407 and 408:
Back to text 17.8.2 Topology: Avoid
Page 409 and 410:
Page 411 and 412:
17.8.5 Merge Features Quantum GIS T
Page 413 and 414:
Page 415 and 416:
17.9.2 Distance from High Schools
Page 417 and 418:
Page 419 and 420:
Back to text Quantum GIS Training M
Page 421 and 422:
• 5 degrees: Quantum GIS Training
Page 423 and 424:
Page 425 and 426:
Consider a circular area, continuou
Page 427 and 428:
Page 429 and 430:
The yellow farms are selected. Quan
Page 431 and 432:
Back to text 17.12.2 Adding a New W
Page 433 and 434:
Page 435 and 436:
Page 437:
• genindex • modindex • searc
show all

Quantum GIS Training Manual - the QGIS Training Manual!

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?