forked from lmotta/auxiliarywindow_plugin
/
auxiliarywindow.py
777 lines (646 loc) · 28 KB
/
auxiliarywindow.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
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
# -*- coding: utf-8 -*-
"""
/***************************************************************************
Name : Auxiliary Window
Description : Plugin for open synchronized window with selected layers
Date : June, 2015
copyright : (C) 2015 by Luiz Motta
email : motta.luiz@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. *
* *
***************************************************************************/
"""
from PyQt4.QtGui import ( QMainWindow, QWidget, QGridLayout, QSizePolicy, QDockWidget,
QIcon, QColor, QAbstractItemView,
QToolBar, QToolButton, QCheckBox, QLabel, QDoubleSpinBox, QAction )
from PyQt4.QtCore import ( Qt, QRect, QTimer, pyqtSlot, pyqtSignal )
import qgis
from qgis.gui import ( QgsRubberBand, QgsLayerTreeMapCanvasBridge, QgsLayerTreeView,
QgsMapCanvas, QgsMapToolPan,
QgsVertexMarker, QgsMessageBar )
from qgis.core import ( QGis, QgsMapLayerRegistry, QgsProject, QgsLayerTreeModel, QgsLayerTreeGroup,
QgsVectorLayer, QgsGeometry, QgsRectangle, QgsPoint )
import locale
import os
import json
class AuxiliaryLegend( QDockWidget ):
currentLayerChanged = pyqtSignal( "QgsMapLayer" )
currentLayerQgis = pyqtSignal( "QgsMapLayer" )
syncGroupLayer = pyqtSignal()
addSelectedLayersQgis = pyqtSignal()
removeLayer = pyqtSignal( "QgsMapLayer" )
needSelectLayer = pyqtSignal()
closed = pyqtSignal()
def __init__( self, parent, numWin ):
def setTreeView():
def setModel():
self.model = QgsLayerTreeModel( ltg )
self.model.setFlag( QgsLayerTreeModel.AllowNodeReorder )
self.model.setFlag( QgsLayerTreeModel.AllowNodeChangeVisibility, True )
self.tview.setModel( self.model )
self.tview = QgsLayerTreeView( self )
self.tview.setSelectionMode( QAbstractItemView.ExtendedSelection )
setModel()
self.tview.currentLayerChanged.connect( self.currentLayerChanged.emit )
def setupUi():
self.setAllowedAreas( Qt.LeftDockWidgetArea )
winLegend.setWindowFlags( Qt.Widget )
toolBar.setFloatable( False )
toolBar.setMovable( False )
winLegend.addToolBar( toolBar )
self.setWidget( winLegend )
def addActions():
actn = QAction( winLegend )
actn.setIcon( qgis.utils.iface.actionShowSelectedLayers().icon() )
actn.setIconText( 'Show selected layers')
actn.setObjectName( 'showLayer')
actn.triggered.connect( self.onAction )
toolBar.addAction( actn )
actn = QAction( winLegend )
actn.setIcon( qgis.utils.iface.actionHideSelectedLayers().icon() )
actn.setIconText( 'Hide selected layers')
actn.setObjectName( 'hideLayer')
actn.triggered.connect( self.onAction )
toolBar.addAction( actn )
actn = QAction( winLegend )
actn.setIcon( qgis.utils.iface.actionRemoveLayer().icon() )
actn.setIconText( 'Remove selected layers')
actn.setObjectName( 'removeLayer')
actn.triggered.connect( self.onAction )
toolBar.addAction( actn )
toolBar.addSeparator()
actn = QAction( winLegend )
actn.setIcon( qgis.utils.iface.actionDuplicateLayer().icon() )
actn.setIconText( 'Add selected layers from main map')
actn.setObjectName( 'addLayer')
actn.triggered.connect( self.onAction )
toolBar.addAction( actn )
actn = QAction( winLegend )
actn.setIcon( QIcon( os.path.join( os.path.dirname(__file__), 'mActionCurrentLayer.png' ) ) )
actn.setIconText( 'Current layer for main map')
actn.setObjectName( 'currentLayer')
actn.triggered.connect( self.onAction )
toolBar.addAction( actn )
actn = QAction( winLegend )
actn.setIcon( QIcon( os.path.join( os.path.dirname(__file__), 'mActionAddGroup.png' ) ) )
actn.setObjectName( 'syncGroup' )
actn.triggered.connect( self.onAction )
toolBar.addAction( actn )
super( AuxiliaryLegend, self ).__init__( "#%d - Layers" % numWin, parent )
ltg = parent.ltg
self.tview = self.model = self.bridge = None
self.textSync = "Sync with group(main map) for new layers"
self.actSync = None
setTreeView()
winLegend = QMainWindow( self )
toolBar = QToolBar( winLegend )
setupUi()
addActions()
self.addNameSyncGroup( "None" )
winLegend.setCentralWidget( self.tview )
def addNameSyncGroup(self, name):
act = self.findChild( QAction, 'syncGroup' )
text = "%s -> %s" % ( self.textSync, name )
act.setIconText( text )
def setBridge(self, canvas):
ltg = self.model.rootGroup()
self.bridge = QgsLayerTreeMapCanvasBridge( ltg, canvas ) # Need wait populate ltg
def clearBridge(self):
if not self.bridge is None:
self.bridge.clear()
def closeEvent(self, event):
event.accept()
self.closed.emit()
@pyqtSlot()
def onAction(self):
nameSender = self.sender().objectName()
if nameSender in ( 'showLayer', 'hideLayer', 'removeLayer'):
nodes = self.tview.selectedLayerNodes()
if len( nodes ) == 0:
self.needSelectLayer.emit()
return
if nameSender in ( 'showLayer', 'hideLayer'):
checked = Qt.Checked if nameSender == 'showLayer' else Qt.Unchecked
map( lambda item: item.setVisible( checked ), nodes )
else:
ltg = self.model.rootGroup()
for node in nodes:
self.removeLayer.emit( node.layer() )
ltg.removeChildNode( node )
# addLayer, currentLayer
else:
if nameSender == 'addLayer':
self.addSelectedLayersQgis.emit()
elif nameSender == 'currentLayer':
self.currentLayerQgis.emit( self.tview.currentLayer() )
else:
self.syncGroupLayer.emit()
class MarkerWindow():
def __init__(self, canvas):
self.canvas = canvas
self.markerBack = self.marker = None
def add(self):
def createMarker( colorRGB, penWidth, iconSize, iconType ):
marker = QgsVertexMarker( self.canvas )
marker.setColor( QColor( colorRGB['R'], colorRGB['G'] , colorRGB['B'] ) )
marker.setPenWidth( penWidth )
marker.setIconSize( iconSize )
marker.setIconType( iconType )
return marker
if not self.markerBack is None:
self.canvas.scene().removeItem( self.markerBack )
if not self.marker is None:
self.canvas.scene().removeItem( self.marker )
iconType = QgsVertexMarker.ICON_CROSS
colorRGB = { 'R': 255, 'G': 255, 'B': 255 }
self.markerBack = createMarker( colorRGB, 4, 10, QgsVertexMarker.ICON_CROSS )
colorRGB = { 'R': 255, 'G': 0, 'B': 0 }
self.marker = createMarker( colorRGB, 2, 8, QgsVertexMarker.ICON_CROSS )
def remove(self):
if not self.markerBack is None:
self.canvas.scene().removeItem( self.markerBack )
self.markerBack = None
if not self.marker is None:
self.canvas.scene().removeItem( self.marker )
self.marker = None
@pyqtSlot('QgsPoint')
def onXYCoordinates(self, point ):
if not self.markerBack is None:
self.markerBack.setCenter( point )
if not self.marker is None:
self.marker.setCenter( point )
class AuxiliaryWindow(QMainWindow):
"""Creates a New Canvas."""
closed = pyqtSignal( int )
def __init__(self, parent, geometryWin, numWin):
def populateStatusBar():
statusBar = self.statusBar()
w = QCheckBox( "Render", self )
w.setObjectName( 'renderCheck')
w.setToolTip( "Toggle map rendering" )
w.setChecked( True )
statusBar.addPermanentWidget( w )
w = QCheckBox( "Marker", self )
w.setObjectName( 'markerCheck')
w.setToolTip( "Toggle marker with cursor position from main map" )
w.setChecked( False )
statusBar.addPermanentWidget( w, 1 )
w = QCheckBox( "Extent", self )
w.setObjectName( 'extentCheck')
w.setToolTip( "Show extent of main map" )
w.setChecked( False )
statusBar.addPermanentWidget( w, 1 )
w = QToolButton(self)
w.setObjectName( 'highlightBtn')
w.setToolTip( "Highlight extent in main map" )
w.setText("Highlight")
statusBar.addPermanentWidget( w, 1 )
w = QLabel( "Scale factor:", self )
w.setObjectName( 'scaleFactorLabel')
w.setAlignment(Qt.AlignRight | Qt.AlignVCenter)
statusBar.addPermanentWidget( w, 1 )
w = QDoubleSpinBox(self)
w.setObjectName( 'scaleFactorSpin')
w.setToolTip( "Current scale factor of main map" )
w.setMinimum(0.0)
w.setMaximum(1000.0)
w.setDecimals(3)
w.setValue(1)
w.setSingleStep(.05)
statusBar.addPermanentWidget( w, 1 )
w = QToolButton(self)
w.setObjectName( 'scaleBtn')
w.setToolTip( "Set scale for main map" )
w.setText("Scale: ")
statusBar.addPermanentWidget( w, 1 )
def setupUi():
self.setObjectName( "AuxiliaryWindow" )
self.setGeometry( geometryWin )
self.addDockWidget ( Qt.LeftDockWidgetArea, self.dockLegend )
self.actLegend = self.menuBar().addAction("")
self.actLegend.triggered.connect( self.onActionLegend )
self.canvas.setMapTool( self.toolPan )
self.canvas.setCanvasColor( QColor(255,255,255) )
self.canvas.enableAntiAliasing( False )
self.canvas.useImageToRender( False )
self.canvas.setWheelAction( QgsMapCanvas.WheelZoom )
self.setCentralWidget( centralWidget )
self.messageBar.setSizePolicy( QSizePolicy.Minimum, QSizePolicy.Fixed )
layout = QGridLayout()
layout.setContentsMargins( 0, 0, 0, 0 )
layout.addWidget( self.canvas, 0, 0, 2, 1 )
layout.addWidget( self.messageBar, 0, 0, 1, 1 )
centralWidget.setLayout( layout )
super( AuxiliaryWindow, self ).__init__( parent )
centralWidget = QWidget( self )
self.canvas = QgsMapCanvas( centralWidget )
self.messageBar = QgsMessageBar( centralWidget )
self.toolPan = QgsMapToolPan( self.canvas )
self.qgisCanvas = qgis.utils.iface.mapCanvas()
self.qgisTView = qgis.utils.iface.layerTreeView()
self.qgisSyncGroup = None
self.numWin = numWin
self.ltg = QgsLayerTreeGroup('', Qt.Unchecked)
self.dockLegend = AuxiliaryLegend( self, numWin )
self.root = QgsProject.instance().layerTreeRoot()
self.extent = self.actLegend = None
self.marker = MarkerWindow( self.canvas )
setupUi()
populateStatusBar()
self.onCurrentLayerChanged( None )
self.onDestinationCrsChanged_MapUnitsChanged()
self.onHasCrsTransformEnabledChanged( self.qgisCanvas.hasCrsTransformEnabled() )
def _connect(self, isConnect = True):
widgets = {
'scaleBtn': self.findChild( QToolButton, 'scaleBtn'),
'renderCheck': self.findChild( QCheckBox, 'renderCheck'),
'markerCheck': self.findChild( QCheckBox, 'markerCheck'),
'extentCheck': self.findChild( QCheckBox, 'extentCheck'),
'highlightBtn': self.findChild( QToolButton, 'highlightBtn'),
'scaleFactorSpin': self.findChild( QDoubleSpinBox, 'scaleFactorSpin')
}
signal_slot = (
{ 'signal': widgets['scaleBtn'].clicked, 'slot': self.onClickedScale },
{ 'signal': widgets['renderCheck'].toggled, 'slot': self.onToggledRender },
{ 'signal': widgets['markerCheck'].toggled, 'slot': self.onToggledMarker },
{ 'signal': widgets['extentCheck'].toggled, 'slot': self.onToggledExtent },
{ 'signal': widgets['highlightBtn'].clicked, 'slot': self.onClickedHighlight },
{ 'signal': widgets['scaleFactorSpin'].valueChanged, 'slot': self.onValueChangedScale },
{ 'signal': self.dockLegend.currentLayerChanged, 'slot': self.onCurrentLayerChanged },
{ 'signal': self.dockLegend.currentLayerQgis, 'slot': self.onCurrentLayerQgis },
{ 'signal': self.dockLegend.syncGroupLayer, 'slot': self.onSyncGroupAddLayersQgis },
{ 'signal': self.dockLegend.addSelectedLayersQgis, 'slot': self.onAddSelectedLayersQgis },
{ 'signal': self.dockLegend.removeLayer, 'slot': self.onRemoveLayers },
{ 'signal': self.dockLegend.needSelectLayer, 'slot': self.onNeedSelectLayer },
{ 'signal': self.dockLegend.closed, 'slot': self.onClosedLegend },
{ 'signal': self.canvas.extentsChanged, 'slot': self.onExtentsChangedMirror },
{ 'signal': self.qgisCanvas.extentsChanged, 'slot': self.onExtentsChangedQgisCanvas },
{ 'signal': self.qgisCanvas.xyCoordinates, 'slot': self.marker.onXYCoordinates },
{ 'signal': self.qgisCanvas.destinationCrsChanged, 'slot': self.onDestinationCrsChanged_MapUnitsChanged },
{ 'signal': self.qgisCanvas.mapUnitsChanged, 'slot': self.onDestinationCrsChanged_MapUnitsChanged },
{ 'signal': self.qgisCanvas.hasCrsTransformEnabledChanged, 'slot': self.onHasCrsTransformEnabledChanged },
{ 'signal': self.root.removedChildren, 'slot': self.onRemovedChildrenQgisRoot },
{ 'signal': QgsMapLayerRegistry.instance().layersWillBeRemoved, 'slot': self.onLayersWillBeRemoved }
)
if isConnect:
for item in signal_slot:
item['signal'].connect( item['slot'] )
else:
for item in signal_slot:
item['signal'].disconnect( item['slot'] )
def _extentsChanged(self, canvasOrigin, originSlot, canvasDest, scaleFactor=None):
canvasOrigin.extentsChanged.disconnect( originSlot )
if scaleFactor is None:
scale = canvasOrigin.scale()
canvasOrigin.setExtent( canvasDest.extent() )
canvasOrigin.zoomScale( scale )
else:
canvasOrigin.setExtent( canvasDest.extent() )
canvasOrigin.zoomScale( scaleFactor * canvasDest.scale() )
canvasOrigin.extentsChanged.connect( originSlot )
def _textScaleBtnChanched(self):
scale = locale.format( "%.0f", self.canvas.scale(), True )
w = self.findChild( QToolButton, 'scaleBtn' )
w.setText("Scale 1:%s" % scale )
def _extent(self):
rect = self.qgisCanvas.extent()
p1 = QgsPoint( rect.xMinimum() , rect.yMinimum() )
p2 = QgsPoint( rect.xMinimum() , rect.yMaximum() )
p3 = QgsPoint( rect.xMaximum() , rect.yMaximum() )
p4 = QgsPoint( rect.xMaximum() , rect.yMinimum() )
p5 = QgsPoint( rect.xMinimum() , rect.yMinimum() )
points = [ p1, p2, p3, p4, p5 ]
self.extent.setToGeometry(QgsGeometry.fromPolyline (points), None)
def _execFunction( self, func, arg, signal, slot):
signal.disconnect( slot )
func( arg )
signal.connect( slot )
def _connectVectorRefresh(self, layer, isConnect=True):
if isinstance( layer, QgsVectorLayer ):
f = layer.editCommandEnded.connect if isConnect else layer.editCommandEnded.disconnect
f( self.canvas.refresh )
def _addLayersQgis( self, layersQgis, needMsg=True ):
self.dockLegend.clearBridge()
l1 = set( layersQgis )
l2 = set( map( lambda item: item.layer(), self.ltg.findLayers() ) )
layers = list( l1 - l2 )
if len( layers ) == 0:
if needMsg:
self.messageBar.pushMessage("Need select new layer(s) in main map", QgsMessageBar.WARNING, 2 )
else:
# Get order by layersQgis
for item in layersQgis:
if item in layers:
self.ltg.addLayer( item )
self._connectVectorRefresh( item )
self.dockLegend.setBridge( self.canvas )
def _syncGroupAddLayersQgis( self, ltg ):
layersQgis = map( lambda item: item.layer(), ltg.findLayers() )
if len( layersQgis ) == 0:
return False
name = ltg.name()
if self.qgisSyncGroup == ltg:
msg = "Already synchronized group (main map) -> '%s'" % name
self.messageBar.pushMessage( msg, QgsMessageBar.INFO, 4 )
return True
if not self.qgisSyncGroup is None:
self.qgisSyncGroup.addedChildren.disconnect( self.addedChildrenLayer )
self.qgisSyncGroup = ltg
self.qgisSyncGroup.addedChildren.connect( self.addedChildrenLayer )
self.dockLegend.addNameSyncGroup( name )
msg = "Changed synchronized group (main map) -> '%s'" % name
self.messageBar.pushMessage( msg, QgsMessageBar.INFO, 4 )
self._addLayersQgis( layersQgis )
return True
def run(self):
if len( self.qgisTView.selectedLayerNodes() ) > 0:
self.onAddSelectedLayersQgis()
else:
ltn = self.qgisTView.currentNode()
if not isinstance( ltn, QgsLayerTreeGroup ):
return False
else:
if ltn == self.root:
return False
else:
if not self._syncGroupAddLayersQgis( ltn ):
return False
self.dockLegend.setBridge( self.canvas)
self.canvas.setRenderFlag( False )
self.show() # Need show before self._connect()
self._connect()
self.canvas.setExtent( self.qgisCanvas.extent() )
w = self.findChild( QDoubleSpinBox, 'scaleFactorSpin')
w.setValue( 1 )
self.canvas.setRenderFlag( True )
return True
def getLayersCanvas(self):
layerIds = map(lambda x: x.layerId(), self.ltg.findLayers() )
layerChecks = map(lambda x: str( x.isVisible() ), self.ltg.findLayers() )
return ( layerIds, layerChecks )
def setLayersCanvas(self, layerIds, layerChecks ):
prevFlag = self.canvas.renderFlag()
self.canvas.setRenderFlag( False )
lyrRegs = QgsMapLayerRegistry.instance()
for id in range( len( layerIds ) ):
layer = lyrRegs.mapLayer( layerIds[id] )
isVisible = int( layerChecks[id] )
if not layer is None:
self.ltg.addLayer( layer ).setVisible( isVisible )
self.canvas.setRenderFlag( prevFlag )
def getWindowSetting(self):
g = self.geometry()
r = self.canvas.extent()
nodes = self.ltg.findLayers()
currentLayer = self.dockLegend.tview.currentLayer()
currentLayerId = currentLayer.id() if not currentLayer is None else "None"
windowSetting = {
'numWin': self.numWin,
'geometryWin': { 'x': g.x(), 'y': g.y(), 'width': g.width(), 'height': g.height() },
'extentCanvas': { 'xmin': r.xMinimum(), 'ymin': r.yMinimum(), 'xmax': r.xMaximum(), 'ymax': r.yMaximum() },
'currentLayerId': currentLayerId,
'layerIds' : ' '.join( map(lambda item: item.layerId(), nodes ) ),
'visibles': ' '.join( map(lambda item: str( int( item.isVisible() ) ), nodes ) )
}
for item in ( 'render', 'marker', 'extent' ):
nameGui = "%sCheck" % item
windowSetting[ item ] = int( self.findChild( QCheckBox, nameGui).isChecked() )
return windowSetting
def setWindowSetting(self, windowSetting):
self.numWin = windowSetting['numWin']
# Populate with layers and set Bridge for legend
layerIds = windowSetting['layerIds'].split(' ')
visibles = map( lambda item: bool( int( item ) ), windowSetting['visibles'].split(' ') )
ltg = self.qgisTView.layerTreeModel().rootGroup()
for id in range( len( layerIds ) ):
node = ltg.findLayer( layerIds[ id ] )
if node is None:
continue
layer = node.layer()
visible = Qt.Checked if visibles[ id ] else Qt.Unchecked
self._connectVectorRefresh( layer )
self.ltg.addLayer( layer ).setVisible( visible )
self.dockLegend.setBridge( self.canvas)
self.show() # Need show before self._connect()
self._connect()
node = ltg.findLayer( windowSetting['currentLayerId'] )
if not node is None:
layer = node.layer()
self.dockLegend.tview.setCurrentLayer( layer )
w = windowSetting['extentCanvas']
self.canvas.setExtent( QgsRectangle( w['xmin'], w['ymin'], w['xmax'], w['ymax'] ) )
for item in ( 'render', 'marker', 'extent' ):
value = bool( windowSetting[ item ] )
nameGui = "%sCheck" % item
self.findChild( QCheckBox, nameGui ).setChecked( value )
def closeEvent(self, event):
self._connect( False )
event.accept()
self.closed.emit( self.numWin )
@pyqtSlot(int)
def onValueChangedScale(self, scaleFactor):
w = self.findChild( QCheckBox, 'renderCheck')
if not w.isChecked():
return
self._execFunction(
self.canvas.zoomScale, scaleFactor * self.qgisCanvas.scale(),
self.canvas.extentsChanged, self.onExtentsChangedMirror
)
self._textScaleBtnChanched()
@pyqtSlot()
def onClickedScale(self):
self._execFunction(
self.qgisCanvas.zoomScale, self.canvas.scale(),
self.qgisCanvas.extentsChanged, self.onExtentsChangedQgisCanvas
)
w = self.findChild( QDoubleSpinBox, 'scaleFactorSpin' )
self._execFunction( w.setValue, 1.0, w.valueChanged, self.onValueChangedScale )
@pyqtSlot()
def onClickedHighlight(self):
def removeRB():
rb.reset( True )
self.qgisCanvas.scene().removeItem( rb )
rb = QgsRubberBand( self.qgisCanvas, QGis.Polygon)
rb.setBorderColor( QColor( 255, 0, 0 ) )
rb.setWidth( 2 )
rb.setToGeometry( QgsGeometry.fromRect( self.canvas.extent() ), None )
QTimer.singleShot( 2000, removeRB )
@pyqtSlot(bool)
def onToggledRender(self, enabled):
if enabled:
self.canvas.setMapTool(self.toolPan)
w = self.findChild( QDoubleSpinBox, 'scaleFactorSpin' )
self._extentsChanged( self.canvas, self.onExtentsChangedMirror, self.qgisCanvas, w.value() )
self._textScaleBtnChanched()
self.canvas.setWheelAction( QgsMapCanvas.WheelZoom )
else:
self.canvas.unsetMapTool(self.toolPan)
self.canvas.setWheelAction( QgsMapCanvas.WheelNothing )
self.canvas.setRenderFlag( enabled )
@pyqtSlot(bool)
def onToggledMarker(self, enabled):
self.marker.add() if enabled else self.marker.remove()
@pyqtSlot(bool)
def onToggledExtent(self, enabled):
def setExtent():
if not self.extent is None:
self.canvas.scene().removeItem( self.extent )
self.extent = QgsRubberBand( self.canvas, QGis.Polygon )
self.extent.setBorderColor( QColor( 255, 0 , 0 ) )
self.extent.setWidth( 2 )
self._extent()
if enabled:
setExtent()
else:
if not self.extent is None:
self.canvas.scene().removeItem( self.extent )
self.extent = None
@pyqtSlot()
def onExtentsChangedMirror(self):
w = self.findChild( QCheckBox, 'renderCheck')
if not w.isChecked():
return
self._extentsChanged( self.qgisCanvas, self.onExtentsChangedQgisCanvas, self.canvas )
self._textScaleBtnChanched()
w = self.findChild( QDoubleSpinBox, 'scaleFactorSpin' )
self._execFunction(
w.setValue, self.canvas.scale() / self.qgisCanvas.scale(),
w.valueChanged, self.onValueChangedScale
)
if not self.extent is None:
self._extent()
@pyqtSlot()
def onExtentsChangedQgisCanvas(self):
w = self.findChild( QCheckBox, 'renderCheck')
if not w.isChecked():
return
w = self.findChild( QDoubleSpinBox, 'scaleFactorSpin' )
self._extentsChanged( self.canvas, self.onExtentsChangedMirror, self.qgisCanvas, w.value() )
self._textScaleBtnChanched()
if not self.extent is None:
self._extent()
@pyqtSlot()
def onDestinationCrsChanged_MapUnitsChanged(self):
prevFlag = self.canvas.renderFlag()
self.canvas.setRenderFlag( False )
self.canvas.setDestinationCrs( self.qgisCanvas.mapRenderer().destinationCrs() )
self.canvas.setMapUnits( self.qgisCanvas.mapUnits() )
self.canvas.setRenderFlag( prevFlag )
@pyqtSlot(bool)
def onHasCrsTransformEnabledChanged(self, enabled):
prevFlag = self.canvas.renderFlag()
self.canvas.setRenderFlag( False )
self.canvas.mapRenderer().setProjectionsEnabled( enabled )
self.canvas.setRenderFlag( prevFlag )
@pyqtSlot(list)
def onLayersWillBeRemoved( self, theLayerIds ):
ids = list( set( self.ltg.findLayerIds() ) & set( theLayerIds ) ) # intersection
nodes = map( lambda item: self.ltg.findLayer( item ), ids )
for item in nodes:
self._connectVectorRefresh( item.layer(), False )
self.ltg.removeChildNode( item )
@pyqtSlot()
def onAddSelectedLayersQgis( self ):
layersQgis = map( lambda item: item.layer(), self.qgisTView.selectedLayerNodes() )
self._addLayersQgis( layersQgis )
@pyqtSlot('QgsLayerTreeNode', int, int)
def addedChildrenLayer(self, ltg, indexFrom, indexTo):
layersQgis = map( lambda item: item.layer(), ltg.findLayers() )
self._addLayersQgis( layersQgis, False )
@pyqtSlot('QgsLayerTreeNode', int, int)
def onRemovedChildrenQgisRoot(self, ltg, indexFrom, indexTo):
if not self.qgisSyncGroup is None and not self.qgisSyncGroup in self.root.children():
self.qgisSyncGroup = None
self.dockLegend.addNameSyncGroup( "None" )
msg = "Removed synchronized group (main map)"
self.messageBar.pushMessage( msg, QgsMessageBar.INFO, 4 )
@pyqtSlot()
def onSyncGroupAddLayersQgis( self):
msg = "Need active a group in main map with new layers"
ltn = self.qgisTView.currentNode()
if not isinstance( ltn, QgsLayerTreeGroup ) or ltn == self.root:
self.messageBar.pushMessage( msg, QgsMessageBar.WARNING, 3 )
return
if not self._syncGroupAddLayersQgis( ltn ):
self.messageBar.pushMessage( msg, QgsMessageBar.WARNING, 3 )
@pyqtSlot( 'QgsMapLayer' )
def onRemoveLayers( self, layer ):
self._connectVectorRefresh(layer, False)
@pyqtSlot()
def onNeedSelectLayer(self):
self.messageBar.pushMessage("Need select layer(s)", QgsMessageBar.WARNING, 2 )
@pyqtSlot('QgsMapLayer')
def onCurrentLayerQgis(self, layer ):
if layer is None:
self.messageBar.pushMessage("Need active layer", QgsMessageBar.WARNING, 2 )
else:
self.qgisTView.setCurrentLayer( layer )
@pyqtSlot('QgsMapLayer')
def onCurrentLayerChanged(self, layer ):
hasLayer = True if not layer is None else False
selectName = "Select layer '%s'" % layer.name() if hasLayer else "None select layer"
title = "#%d - %s" % ( self.numWin, selectName )
self.setWindowTitle( title )
@pyqtSlot()
def onClosedLegend(self):
self.actLegend.setText( "Show layers" )
@pyqtSlot()
def onActionLegend(self):
self.actLegend.setText( "" )
self.dockLegend.show()
class ContainerAuxiliaryWindow():
pluginName = "Plugin_Auxiliary_Window"
pluginSetting = "/windowsSetting"
def __init__(self, parent):
self.parent = parent
self.numWin = 0
self.windows = {}
def run(self):
self.numWin += 1
self.windows[ self.numWin ] = AuxiliaryWindow( self.parent, self.parent.geometry(), self.numWin )
if not self.windows[ self.numWin ].run():
del self.windows[ self.numWin ]
self.numWin -= 1
msg = "Need selected layers in legend or group with layers."
msgBar = qgis.utils.iface.messageBar()
msgBar.pushMessage( self.pluginName, msg, QgsMessageBar.CRITICAL, 4 )
else:
self.windows[ self.numWin ].closed.connect( self.onClosed )
def close(self):
for item in self.windows.keys():
self.windows[ item ].close()
@pyqtSlot( int )
def onClosed(self, numWin ):
del self.windows[ numWin ]
@pyqtSlot("QDomDocument")
def onReadProject(self, document):
proj = QgsProject.instance()
value, ok = proj.readEntry( self.pluginName, self.pluginSetting )
if ok and bool( value ):
if len( self.windows ) > 0:
self.close()
numWin = 0
for item in json.loads( value ):
w = item['geometryWin']
geometryWin = QRect ( w['x'], w['y'], w['width'], w['height'] )
self.windows[ item['numWin' ] ] = AuxiliaryWindow( self.parent, geometryWin, item['numWin' ] )
self.windows[ item['numWin' ] ].setWindowSetting( item )
self.windows[ item['numWin' ] ].closed.connect( self.onClosed )
numWin = item['numWin' ] if item['numWin' ] > numWin else numWin
self.numWin = numWin
@pyqtSlot("QDomDocument")
def onWriteProject(self, document):
windowsSetting = []
for item in self.windows.values():
windowsSetting.append( item.getWindowSetting() )
proj = QgsProject.instance()
if len( windowsSetting ) == 0:
proj.removeEntry( self.pluginName, self.pluginSetting )
else:
proj.writeEntry( self.pluginName, self.pluginSetting, json.dumps( windowsSetting ) )