/
GdalTools.py
418 lines (340 loc) · 20.4 KB
/
GdalTools.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
# -*- coding: utf-8 -*-
"""
/***************************************************************************
Name : GdalTools
Description : Integrate gdal tools into qgis
Date : 17/Sep/09
copyright : (C) 2009 by Lorenzo Masini (Faunalia)
email : lorenxo86@gmail.com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
"""
# Import the PyQt and QGIS libraries
from PyQt4.QtCore import QObject, QCoreApplication, QSettings, QLocale, QFileInfo, QTranslator, SIGNAL
from PyQt4.QtGui import QMessageBox, QMenu, QIcon, QAction
from qgis.core import QGis
import qgis.utils
# are all dependencies satisfied?
valid = True
# Import required modules
req_mods = {"osgeo": "osgeo [python-gdal]"}
try:
from osgeo import gdal
from osgeo import ogr
except ImportError as e:
valid = False
# if the plugin is shipped with QGis catch the exception and
# display an error message
import os.path
qgisUserPluginPath = qgis.utils.home_plugin_path
if not os.path.dirname(__file__).startswith(qgisUserPluginPath):
title = QCoreApplication.translate("GdalTools", "Plugin error")
message = QCoreApplication.translate("GdalTools", u'Unable to load {0} plugin. \nThe required "{1}" module is missing. \nInstall it and try again.')
import qgis.utils
QMessageBox.warning(qgis.utils.iface.mainWindow(), title, message.format("GdalTools", req_mods["osgeo"]))
else:
# if a module is missing show a more friendly module's name
error_str = e.args[0]
error_mod = error_str.replace("No module named ", "")
if error_mod in req_mods:
error_str = error_str.replace(error_mod, req_mods[error_mod])
raise ImportError(error_str)
class GdalTools:
def __init__(self, iface):
if not valid:
return
# Save reference to the QGIS interface
self.iface = iface
try:
self.QgisVersion = unicode(QGis.QGIS_VERSION_INT)
except:
self.QgisVersion = unicode(QGis.qgisVersion)[0]
if QGis.QGIS_VERSION[0:3] < "1.5":
# For i18n support
userPluginPath = qgis.utils.home_plugin_path + "/GdalTools"
systemPluginPath = qgis.utils.sys_plugin_path + "/GdalTools"
overrideLocale = QSettings().value("locale/overrideFlag", False, type=bool)
if not overrideLocale:
localeFullName = QLocale.system().name()
else:
localeFullName = QSettings().value("locale/userLocale", "", type=str)
if QFileInfo(userPluginPath).exists():
translationPath = userPluginPath + "/i18n/GdalTools_" + localeFullName + ".qm"
else:
translationPath = systemPluginPath + "/i18n/GdalTools_" + localeFullName + ".qm"
self.localePath = translationPath
if QFileInfo(self.localePath).exists():
self.translator = QTranslator()
self.translator.load(self.localePath)
QCoreApplication.installTranslator(self.translator)
# The list of actions added to menus, so we can remove them when unloading the plugin
self._menuActions = []
def initGui(self):
if not valid:
return
if int(self.QgisVersion) < 1:
QMessageBox.warning(
self.iface.getMainWindow(), "Gdal Tools",
QCoreApplication.translate("GdalTools", "QGIS version detected: ") + unicode(self.QgisVersion) + ".xx\n"
+ QCoreApplication.translate("GdalTools", "This version of Gdal Tools requires at least QGIS version 1.0.0\nPlugin will not be enabled."))
return None
from tools.GdalTools_utils import GdalConfig, LayerRegistry
self.GdalVersionNum = GdalConfig.versionNum()
LayerRegistry.setIface(self.iface)
# find the Raster menu
rasterMenu = None
menu_bar = self.iface.mainWindow().menuBar()
actions = menu_bar.actions()
rasterText = QCoreApplication.translate("QgisApp", "&Raster")
for a in actions:
if a.menu() is not None and a.menu().title() == rasterText:
rasterMenu = a.menu()
break
if rasterMenu is None:
# no Raster menu, create and insert it before the Help menu
self.menu = QMenu(rasterText, self.iface.mainWindow())
lastAction = actions[len(actions) - 1]
menu_bar.insertMenu(lastAction, self.menu)
else:
self.menu = rasterMenu
self._menuActions.append(self.menu.addSeparator())
# projections menu (Warp (Reproject), Assign projection)
self.projectionsMenu = QMenu(QCoreApplication.translate("GdalTools", "Projections"), self.iface.mainWindow())
self.projectionsMenu.setObjectName("projectionsMenu")
self.warp = QAction(QIcon(":/icons/warp.png"), QCoreApplication.translate("GdalTools", "Warp (Reproject)..."), self.iface.mainWindow())
self.warp.setObjectName("warp")
self.warp.setStatusTip(QCoreApplication.translate("GdalTools", "Warp an image into a new coordinate system"))
QObject.connect(self.warp, SIGNAL("triggered()"), self.doWarp)
self.projection = QAction(QIcon(":icons/projection-add.png"), QCoreApplication.translate("GdalTools", "Assign Projection..."), self.iface.mainWindow())
self.projection.setObjectName("projection")
self.projection.setStatusTip(QCoreApplication.translate("GdalTools", "Add projection info to the raster"))
QObject.connect(self.projection, SIGNAL("triggered()"), self.doProjection)
self.extractProj = QAction(QIcon(":icons/projection-export.png"), QCoreApplication.translate("GdalTools", "Extract Projection..."), self.iface.mainWindow())
self.extractProj.setObjectName("extractProj")
self.extractProj.setStatusTip(QCoreApplication.translate("GdalTools", "Extract projection information from raster(s)"))
QObject.connect(self.extractProj, SIGNAL("triggered()"), self.doExtractProj)
self.projectionsMenu.addActions([self.warp, self.projection, self.extractProj])
# conversion menu (Rasterize (Vector to raster), Polygonize (Raster to vector), Translate, RGB to PCT, PCT to RGB)
self.conversionMenu = QMenu(QCoreApplication.translate("GdalTools", "Conversion"), self.iface.mainWindow())
self.conversionMenu.setObjectName("conversionMenu")
if self.GdalVersionNum >= 1300:
self.rasterize = QAction(QIcon(":/icons/rasterize.png"), QCoreApplication.translate("GdalTools", "Rasterize (Vector to Raster)..."), self.iface.mainWindow())
self.rasterize.setObjectName("rasterize")
self.rasterize.setStatusTip(QCoreApplication.translate("GdalTools", "Burns vector geometries into a raster"))
QObject.connect(self.rasterize, SIGNAL("triggered()"), self.doRasterize)
self.conversionMenu.addAction(self.rasterize)
if self.GdalVersionNum >= 1600:
self.polygonize = QAction(QIcon(":/icons/polygonize.png"), QCoreApplication.translate("GdalTools", "Polygonize (Raster to Vector)..."), self.iface.mainWindow())
self.polygonize.setObjectName("polygonize")
self.polygonize.setStatusTip(QCoreApplication.translate("GdalTools", "Produces a polygon feature layer from a raster"))
QObject.connect(self.polygonize, SIGNAL("triggered()"), self.doPolygonize)
self.conversionMenu.addAction(self.polygonize)
self.translate = QAction(QIcon(":/icons/translate.png"), QCoreApplication.translate("GdalTools", "Translate (Convert Format)..."), self.iface.mainWindow())
self.translate.setObjectName("translate")
self.translate.setStatusTip(QCoreApplication.translate("GdalTools", "Converts raster data between different formats"))
QObject.connect(self.translate, SIGNAL("triggered()"), self.doTranslate)
self.paletted = QAction(QIcon(":icons/24-to-8-bits.png"), QCoreApplication.translate("GdalTools", "RGB to PCT..."), self.iface.mainWindow())
self.paletted.setObjectName("paletted")
self.paletted.setStatusTip(QCoreApplication.translate("GdalTools", "Convert a 24bit RGB image to 8bit paletted"))
QObject.connect(self.paletted, SIGNAL("triggered()"), self.doPaletted)
self.rgb = QAction(QIcon(":icons/8-to-24-bits.png"), QCoreApplication.translate("GdalTools", "PCT to RGB..."), self.iface.mainWindow())
self.rgb.setObjectName("rgb")
self.rgb.setStatusTip(QCoreApplication.translate("GdalTools", "Convert an 8bit paletted image to 24bit RGB"))
QObject.connect(self.rgb, SIGNAL("triggered()"), self.doRGB)
self.conversionMenu.addActions([self.translate, self.paletted, self.rgb])
# extraction menu (Clipper, Contour)
self.extractionMenu = QMenu(QCoreApplication.translate("GdalTools", "Extraction"), self.iface.mainWindow())
self.extractionMenu.setObjectName("extractionMenu")
if self.GdalVersionNum >= 1600:
self.contour = QAction(QIcon(":/icons/contour.png"), QCoreApplication.translate("GdalTools", "Contour..."), self.iface.mainWindow())
self.contour.setObjectName("contour")
self.contour.setStatusTip(QCoreApplication.translate("GdalTools", "Builds vector contour lines from a DEM"))
QObject.connect(self.contour, SIGNAL("triggered()"), self.doContour)
self.extractionMenu.addAction(self.contour)
self.clipper = QAction(QIcon(":icons/raster-clip.png"), QCoreApplication.translate("GdalTools", "Clipper..."), self.iface.mainWindow())
self.clipper.setObjectName("clipper")
#self.clipper.setStatusTip( QCoreApplication.translate( "GdalTools", "Converts raster data between different formats") )
QObject.connect(self.clipper, SIGNAL("triggered()"), self.doClipper)
self.extractionMenu.addActions([self.clipper])
# analysis menu (DEM (Terrain model), Grid (Interpolation), Near black, Proximity (Raster distance), Sieve)
self.analysisMenu = QMenu(QCoreApplication.translate("GdalTools", "Analysis"), self.iface.mainWindow())
self.analysisMenu.setObjectName("analysisMenu")
if self.GdalVersionNum >= 1600:
self.sieve = QAction(QIcon(":/icons/sieve.png"), QCoreApplication.translate("GdalTools", "Sieve..."), self.iface.mainWindow())
self.sieve.setObjectName("sieve")
self.sieve.setStatusTip(QCoreApplication.translate("GdalTools", "Removes small raster polygons"))
QObject.connect(self.sieve, SIGNAL("triggered()"), self.doSieve)
self.analysisMenu.addAction(self.sieve)
if self.GdalVersionNum >= 1500:
self.nearBlack = QAction(QIcon(":/icons/nearblack.png"), QCoreApplication.translate("GdalTools", "Near Black..."), self.iface.mainWindow())
self.nearBlack.setObjectName("nearBlack")
self.nearBlack.setStatusTip(QCoreApplication.translate("GdalTools", "Convert nearly black/white borders to exact value"))
QObject.connect(self.nearBlack, SIGNAL("triggered()"), self.doNearBlack)
self.analysisMenu.addAction(self.nearBlack)
if self.GdalVersionNum >= 1700:
self.fillNodata = QAction(QIcon(":/icons/fillnodata.png"), QCoreApplication.translate("GdalTools", "Fill nodata..."), self.iface.mainWindow())
self.fillNodata.setObjectName("fillNodata")
self.fillNodata.setStatusTip(QCoreApplication.translate("GdalTools", "Fill raster regions by interpolation from edges"))
QObject.connect(self.fillNodata, SIGNAL("triggered()"), self.doFillNodata)
self.analysisMenu.addAction(self.fillNodata)
if self.GdalVersionNum >= 1600:
self.proximity = QAction(QIcon(":/icons/proximity.png"), QCoreApplication.translate("GdalTools", "Proximity (Raster Distance)..."), self.iface.mainWindow())
self.proximity.setObjectName("proximity")
self.proximity.setStatusTip(QCoreApplication.translate("GdalTools", "Produces a raster proximity map"))
QObject.connect(self.proximity, SIGNAL("triggered()"), self.doProximity)
self.analysisMenu.addAction(self.proximity)
if self.GdalVersionNum >= 1500:
self.grid = QAction(QIcon(":/icons/grid.png"), QCoreApplication.translate("GdalTools", "Grid (Interpolation)..."), self.iface.mainWindow())
self.grid.setObjectName("grid")
self.grid.setStatusTip(QCoreApplication.translate("GdalTools", "Create raster from the scattered data"))
QObject.connect(self.grid, SIGNAL("triggered()"), self.doGrid)
self.analysisMenu.addAction(self.grid)
if self.GdalVersionNum >= 1700:
self.dem = QAction(QIcon(":icons/dem.png"), QCoreApplication.translate("GdalTools", "DEM (Terrain Models)..."), self.iface.mainWindow())
self.dem.setObjectName("dem")
self.dem.setStatusTip(QCoreApplication.translate("GdalTools", "Tool to analyze and visualize DEMs"))
QObject.connect(self.dem, SIGNAL("triggered()"), self.doDEM)
self.analysisMenu.addAction(self.dem)
#self.analysisMenu.addActions( [ ] )
# miscellaneous menu (Build overviews (Pyramids), Tile index, Information, Merge, Build Virtual Raster (Catalog))
self.miscellaneousMenu = QMenu(QCoreApplication.translate("GdalTools", "Miscellaneous"), self.iface.mainWindow())
self.miscellaneousMenu.setObjectName("miscellaneousMenu")
if self.GdalVersionNum >= 1600:
self.buildVRT = QAction(QIcon(":/icons/vrt.png"), QCoreApplication.translate("GdalTools", "Build Virtual Raster (Catalog)..."), self.iface.mainWindow())
self.buildVRT.setObjectName("buildVRT")
self.buildVRT.setStatusTip(QCoreApplication.translate("GdalTools", "Builds a VRT from a list of datasets"))
QObject.connect(self.buildVRT, SIGNAL("triggered()"), self.doBuildVRT)
self.miscellaneousMenu.addAction(self.buildVRT)
self.merge = QAction(QIcon(":/icons/merge.png"), QCoreApplication.translate("GdalTools", "Merge..."), self.iface.mainWindow())
self.merge.setObjectName("merge")
self.merge.setStatusTip(QCoreApplication.translate("GdalTools", "Build a quick mosaic from a set of images"))
QObject.connect(self.merge, SIGNAL("triggered()"), self.doMerge)
self.info = QAction(QIcon(":/icons/raster-info.png"), QCoreApplication.translate("GdalTools", "Information..."), self.iface.mainWindow())
self.info.setObjectName("info")
self.info.setStatusTip(QCoreApplication.translate("GdalTools", "Lists information about raster dataset"))
QObject.connect(self.info, SIGNAL("triggered()"), self.doInfo)
self.overview = QAction(QIcon(":icons/raster-overview.png"), QCoreApplication.translate("GdalTools", "Build Overviews (Pyramids)..."), self.iface.mainWindow())
self.overview.setObjectName("overview")
self.overview.setStatusTip(QCoreApplication.translate("GdalTools", "Builds or rebuilds overview images"))
QObject.connect(self.overview, SIGNAL("triggered()"), self.doOverview)
self.tileindex = QAction(QIcon(":icons/tiles.png"), QCoreApplication.translate("GdalTools", "Tile Index..."), self.iface.mainWindow())
self.tileindex.setObjectName("tileindex")
self.tileindex.setStatusTip(QCoreApplication.translate("GdalTools", "Build a shapefile as a raster tileindex"))
QObject.connect(self.tileindex, SIGNAL("triggered()"), self.doTileIndex)
self.miscellaneousMenu.addActions([self.merge, self.info, self.overview, self.tileindex])
self._menuActions.append(self.menu.addMenu(self.projectionsMenu))
self._menuActions.append(self.menu.addMenu(self.conversionMenu))
self._menuActions.append(self.menu.addMenu(self.extractionMenu))
if not self.analysisMenu.isEmpty():
self._menuActions.append(self.menu.addMenu(self.analysisMenu))
self._menuActions.append(self.menu.addMenu(self.miscellaneousMenu))
self.settings = QAction(QCoreApplication.translate("GdalTools", "GdalTools Settings..."), self.iface.mainWindow())
self.settings.setObjectName("settings")
self.settings.setStatusTip(QCoreApplication.translate("GdalTools", "Various settings for Gdal Tools"))
QObject.connect(self.settings, SIGNAL("triggered()"), self.doSettings)
self.menu.addAction(self.settings)
self._menuActions.append(self.settings)
def unload(self):
if not valid:
return
for a in self._menuActions:
self.menu.removeAction(a)
def doBuildVRT(self):
from tools.doBuildVRT import GdalToolsDialog as BuildVRT
d = BuildVRT(self.iface)
self.runToolDialog(d)
def doContour(self):
from tools.doContour import GdalToolsDialog as Contour
d = Contour(self.iface)
self.runToolDialog(d)
def doRasterize(self):
from tools.doRasterize import GdalToolsDialog as Rasterize
d = Rasterize(self.iface)
self.runToolDialog(d)
def doPolygonize(self):
from tools.doPolygonize import GdalToolsDialog as Polygonize
d = Polygonize(self.iface)
self.runToolDialog(d)
def doMerge(self):
from tools.doMerge import GdalToolsDialog as Merge
d = Merge(self.iface)
self.runToolDialog(d)
def doSieve(self):
from tools.doSieve import GdalToolsDialog as Sieve
d = Sieve(self.iface)
self.runToolDialog(d)
def doProximity(self):
from tools.doProximity import GdalToolsDialog as Proximity
d = Proximity(self.iface)
self.runToolDialog(d)
def doNearBlack(self):
from tools.doNearBlack import GdalToolsDialog as NearBlack
d = NearBlack(self.iface)
self.runToolDialog(d)
def doFillNodata(self):
from tools.doFillNodata import GdalToolsDialog as FillNodata
d = FillNodata(self.iface)
self.runToolDialog(d)
def doWarp(self):
from tools.doWarp import GdalToolsDialog as Warp
d = Warp(self.iface)
self.runToolDialog(d)
def doGrid(self):
from tools.doGrid import GdalToolsDialog as Grid
d = Grid(self.iface)
self.runToolDialog(d)
def doTranslate(self):
from tools.doTranslate import GdalToolsDialog as Translate
d = Translate(self.iface)
self.runToolDialog(d)
def doInfo(self):
from tools.doInfo import GdalToolsDialog as Info
d = Info(self.iface)
self.runToolDialog(d)
def doProjection(self):
from tools.doProjection import GdalToolsDialog as Projection
d = Projection(self.iface)
self.runToolDialog(d)
def doOverview(self):
from tools.doOverview import GdalToolsDialog as Overview
d = Overview(self.iface)
self.runToolDialog(d)
def doClipper(self):
from tools.doClipper import GdalToolsDialog as Clipper
d = Clipper(self.iface)
self.runToolDialog(d)
def doPaletted(self):
from tools.doRgbPct import GdalToolsDialog as RgbPct
d = RgbPct(self.iface)
self.runToolDialog(d)
def doRGB(self):
from tools.doPctRgb import GdalToolsDialog as PctRgb
d = PctRgb(self.iface)
self.runToolDialog(d)
def doTileIndex(self):
from tools.doTileIndex import GdalToolsDialog as TileIndex
d = TileIndex(self.iface)
self.runToolDialog(d)
def doExtractProj(self):
from tools.doExtractProj import GdalToolsDialog as ExtractProj
d = ExtractProj(self.iface)
d.exec_()
def doDEM(self):
from tools.doDEM import GdalToolsDialog as DEM
d = DEM(self.iface)
self.runToolDialog(d)
def runToolDialog(self, dlg):
dlg.show_()
dlg.exec_()
del dlg
def doSettings(self):
from tools.doSettings import GdalToolsSettingsDialog as Settings
d = Settings(self.iface)
d.exec_()