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
|
# -*- coding: utf-8 -*-
"""
***************************************************************************
ParametersPanel.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
(C) 2013 by CS Systemes d'information (CS SI)
Email : volayaf at gmail dot com
otb at c-s dot fr (CS SI)
Contributors : Victor Olaya
Alexia Mondot (CS SI) - managing the new parameter ParameterMultipleExternalInput
***************************************************************************
* *
* 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. *
* *
***************************************************************************
"""
__author__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import os
import locale
from PyQt4 import QtCore, QtGui
from processing.tools import dataobjects
from processing.core.ProcessingConfig import ProcessingConfig
from processing.gui.OutputSelectionPanel import OutputSelectionPanel
from processing.gui.InputLayerSelectorPanel import InputLayerSelectorPanel
from processing.gui.FixedTablePanel import FixedTablePanel
from processing.gui.RangePanel import RangePanel
from processing.gui.MultipleInputPanel import MultipleInputPanel
from processing.gui.NumberInputPanel import NumberInputPanel
from processing.gui.ExtentSelectionPanel import ExtentSelectionPanel
from processing.gui.FileSelectionPanel import FileSelectionPanel
from processing.gui.CrsSelectionPanel import CrsSelectionPanel
from processing.gui.MultipleFileInputPanel import MultipleFileInputPanel
from processing.parameters.ParameterRaster import ParameterRaster
from processing.parameters.ParameterVector import ParameterVector
from processing.parameters.ParameterTable import ParameterTable
from processing.parameters.ParameterBoolean import ParameterBoolean
from processing.parameters.ParameterTableField import ParameterTableField
from processing.parameters.ParameterSelection import ParameterSelection
from processing.parameters.ParameterFixedTable import ParameterFixedTable
from processing.parameters.ParameterRange import ParameterRange
from processing.parameters.ParameterMultipleInput import ParameterMultipleInput
from processing.parameters.ParameterNumber import ParameterNumber
from processing.parameters.ParameterExtent import ParameterExtent
from processing.parameters.ParameterFile import ParameterFile
from processing.parameters.ParameterCrs import ParameterCrs
from processing.parameters.ParameterString import ParameterString
from processing.outputs.OutputRaster import OutputRaster
from processing.outputs.OutputTable import OutputTable
from processing.outputs.OutputVector import OutputVector
class ParametersPanel(QtGui.QWidget):
NOT_SELECTED = '[Not selected]'
def __init__(self, parent, alg):
super(ParametersPanel, self).__init__(None)
self.parent = parent
self.alg = alg
self.valueItems = {}
self.labels = {}
self.widgets = {}
self.checkBoxes = {}
self.dependentItems = {}
self.iterateButtons = {}
self.showAdvanced = False
self.initGUI()
def initGUI(self):
tooltips = self.alg.getParameterDescriptions()
self.setSizePolicy(QtGui.QSizePolicy.Expanding,
QtGui.QSizePolicy.Expanding)
self.verticalLayout = QtGui.QVBoxLayout()
self.verticalLayout.setSpacing(5)
self.verticalLayout.setMargin(20)
for param in self.alg.parameters:
if param.isAdvanced:
self.advancedButton = QtGui.QPushButton()
self.advancedButton.setText('Show advanced parameters')
self.advancedButton.setMaximumWidth(250)
QtCore.QObject.connect(self.advancedButton,
QtCore.SIGNAL('clicked()'),
self.showAdvancedParametersClicked)
self.verticalLayout.addWidget(self.advancedButton)
break
for param in self.alg.parameters:
if param.hidden:
continue
desc = param.description
if isinstance(param, ParameterExtent):
desc += '(xmin, xmax, ymin, ymax)'
label = QtGui.QLabel(desc)
self.labels[param.name] = label
widget = self.getWidgetFromParameter(param)
self.valueItems[param.name] = widget
if isinstance(param, ParameterVector) \
and not self.alg.allowOnlyOpenedLayers:
layout = QtGui.QHBoxLayout()
layout.setSpacing(2)
layout.setMargin(0)
layout.addWidget(widget)
button = QtGui.QToolButton()
icon = QtGui.QIcon(os.path.dirname(__file__)
+ '/../images/iterate.png')
button.setIcon(icon)
button.setToolTip('Iterate over this layer')
button.setCheckable(True)
button.setMaximumWidth(30)
button.setMaximumHeight(30)
layout.addWidget(button)
self.iterateButtons[param.name] = button
QtCore.QObject.connect(button, QtCore.SIGNAL('toggled(bool)'),
self.buttonToggled)
widget = QtGui.QWidget()
widget.setLayout(layout)
if param.name in tooltips.keys():
tooltip = tooltips[param.name]
else:
tooltip = param.description
label.setToolTip(tooltip)
widget.setToolTip(tooltip)
if param.isAdvanced:
label.setVisible(self.showAdvanced)
widget.setVisible(self.showAdvanced)
self.widgets[param.name] = widget
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
for output in self.alg.outputs:
if output.hidden:
continue
label = QtGui.QLabel(output.description)
widget = OutputSelectionPanel(output, self.alg)
self.verticalLayout.addWidget(label)
self.verticalLayout.addWidget(widget)
if isinstance(output, (OutputRaster, OutputVector, OutputTable)):
check = QtGui.QCheckBox()
check.setText('Open output file after running algorithm')
check.setChecked(True)
self.verticalLayout.addWidget(check)
self.checkBoxes[output.name] = check
self.valueItems[output.name] = widget
self.verticalLayout.addStretch(1000)
self.setLayout(self.verticalLayout)
def showAdvancedParametersClicked(self):
self.showAdvanced = not self.showAdvanced
if self.showAdvanced:
self.advancedButton.setText('Hide advanced parameters')
else:
self.advancedButton.setText('Show advanced parameters')
for param in self.alg.parameters:
if param.isAdvanced:
self.labels[param.name].setVisible(self.showAdvanced)
self.widgets[param.name].setVisible(self.showAdvanced)
def buttonToggled(self, value):
if value:
sender = self.sender()
for button in self.iterateButtons.values():
if button is not sender:
button.setChecked(False)
def getExtendedLayerName(self, layer):
authid = layer.crs().authid()
if ProcessingConfig.getSetting(ProcessingConfig.SHOW_CRS_DEF) \
and authid is not None:
return layer.name() + ' [' + str(authid) + ']'
else:
return layer.name()
def getWidgetFromParameter(self, param):
# TODO Create Parameter widget class that holds the logic
# for creating a widget that belongs to the parameter.
if isinstance(param, ParameterRaster):
layers = dataobjects.getRasterLayers()
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((self.getExtendedLayerName(layer), layer))
item = InputLayerSelectorPanel(items, param)
elif isinstance(param, ParameterVector):
if self.somethingDependsOnThisParameter(param) or self.alg.allowOnlyOpenedLayers:
item = QtGui.QComboBox()
layers = dataobjects.getVectorLayers(param.shapetype)
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(self.getExtendedLayerName(layer), layer)
item.currentIndexChanged.connect(self.updateDependentFields)
item.name = param.name
else:
layers = dataobjects.getVectorLayers(param.shapetype)
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((self.getExtendedLayerName(layer), layer))
# if already set, put first in list
for i,(name,layer) in enumerate(items):
if layer and layer.source() == param.value:
items.insert(0, items.pop(i))
item = InputLayerSelectorPanel(items, param)
elif isinstance(param, ParameterTable):
if self.somethingDependsOnThisParameter(param):
item = QtGui.QComboBox()
layers = dataobjects.getTables()
if param.optional:
item.addItem(self.NOT_SELECTED, None)
for layer in layers:
item.addItem(layer.name(), layer)
item.currentIndexChanged.connect(self.updateDependentFields)
item.name = param.name
else:
layers = dataobjects.getTables()
items = []
if param.optional:
items.append((self.NOT_SELECTED, None))
for layer in layers:
items.append((layer.name(), layer))
# if already set, put first in list
for i,(name,layer) in enumerate(items):
if layer and layer.source() == param.value:
items.insert(0, items.pop(i))
item = InputLayerSelectorPanel(items, param)
elif isinstance(param, ParameterBoolean):
item = QtGui.QComboBox()
item.addItem('Yes')
item.addItem('No')
if param.default:
item.setCurrentIndex(0)
else:
item.setCurrentIndex(1)
elif isinstance(param, ParameterTableField):
item = QtGui.QComboBox()
if param.parent in self.dependentItems:
items = self.dependentItems[param.parent]
else:
items = []
self.dependentItems[param.parent] = items
items.append(param.name)
parent = self.alg.getParameterFromName(param.parent)
if isinstance(parent, ParameterVector):
layers = dataobjects.getVectorLayers(parent.shapetype)
else:
layers = dataobjects.getTables()
if len(layers) > 0:
if param.optional:
item.addItem("[not set]")
item.addItems(self.getFields(layers[0], param.datatype))
elif isinstance(param, ParameterSelection):
item = QtGui.QComboBox()
item.addItems(param.options)
item.setCurrentIndex(param.default)
elif isinstance(param, ParameterFixedTable):
item = FixedTablePanel(param)
elif isinstance(param, ParameterRange):
item = RangePanel(param)
elif isinstance(param, ParameterFile):
item = FileSelectionPanel(param.isFolder, param.ext)
elif isinstance(param, ParameterMultipleInput):
if param.datatype == ParameterMultipleInput.TYPE_FILE:
item = MultipleFileInputPanel()
else:
if param.datatype == ParameterMultipleInput.TYPE_RASTER:
options = dataobjects.getRasterLayers()
elif param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
options = dataobjects.getVectorLayers()
else:
options = dataobjects.getVectorLayers([param.datatype])
opts = []
for opt in options:
opts.append(self.getExtendedLayerName(opt))
item = MultipleInputPanel(opts)
elif isinstance(param, ParameterNumber):
item = NumberInputPanel(param.default, param.min, param.max,
param.isInteger)
elif isinstance(param, ParameterExtent):
item = ExtentSelectionPanel(self.parent, self.alg, param.default)
elif isinstance(param, ParameterCrs):
item = CrsSelectionPanel(param.default)
elif isinstance(param, ParameterString):
if param.multiline:
verticalLayout = QtGui.QVBoxLayout()
verticalLayout.setSizeConstraint(
QtGui.QLayout.SetDefaultConstraint)
textEdit = QtGui.QPlainTextEdit()
textEdit.setPlainText(param.default)
verticalLayout.addWidget(textEdit)
item = textEdit
else:
item = QtGui.QLineEdit()
item.setText(str(param.default))
else:
item = QtGui.QLineEdit()
item.setText(str(param.default))
return item
def updateDependentFields(self):
sender = self.sender()
if not isinstance(sender, QtGui.QComboBox):
return
if not sender.name in self.dependentItems:
return
layer = sender.itemData(sender.currentIndex())
children = self.dependentItems[sender.name]
for child in children:
widget = self.valueItems[child]
widget.clear()
if self.alg.getParameterFromName(child).optional:
widget.addItem("[not set]")
widget.addItems(self.getFields(layer,
self.alg.getParameterFromName(child).datatype))
def getFields(self, layer, datatype):
fieldTypes = []
if datatype == ParameterTableField.DATA_TYPE_STRING:
fieldTypes = [QtCore.QVariant.String]
elif datatype == ParameterTableField.DATA_TYPE_NUMBER:
fieldTypes = [QtCore.QVariant.Int, QtCore.QVariant.Double]
fieldNames = set()
for field in layer.pendingFields():
if not fieldTypes or field.type() in fieldTypes:
fieldNames.add(unicode(field.name()))
return sorted(list(fieldNames), cmp=locale.strcoll)
def somethingDependsOnThisParameter(self, parent):
for param in self.alg.parameters:
if isinstance(param, ParameterTableField):
if param.parent == parent.name:
return True
return False
def setTableContent(self):
params = [parm for parm in self.alg.parameters if not parm.hidden]
outputs = [output for output in self.alg.outputs if not output.hidden]
numParams = len(params)
numOutputs = len(outputs)
self.tableWidget.setRowCount(numParams + numOutputs)
for i, param in enumerate(params):
item = QtGui.QTableWidgetItem(param.description)
item.setFlags(QtCore.Qt.ItemIsEnabled)
self.tableWidget.setItem(i, 0, item)
item = self.getWidgetFromParameter(param)
self.valueItems[param.name] = item
self.tableWidget.setCellWidget(i, 1, item)
self.tableWidget.setRowHeight(i, 22)
for i, output in enumerate(outputs):
item = QtGui.QTableWidgetItem(output.description + '<'
+ output.__module__.split('.')[-1] + '>')
item.setFlags(QtCore.Qt.ItemIsEnabled)
self.tableWidget.setItem(i, 0, item)
item = OutputSelectionPanel(output, self.alg)
self.valueItems[output.name] = item
self.tableWidget.setCellWidget(i, 1, item)
self.tableWidget.setRowHeight(i, 22)
|
