-
Notifications
You must be signed in to change notification settings - Fork 3
/
Tachy2GIS.py
360 lines (293 loc) · 13.6 KB
/
Tachy2GIS.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
# -*- coding: utf-8 -*-
"""
/***************************************************************************
Tachy2Gis
A QGIS plugin
This plugin allows to create geometries directly with a connected tachymeter
-------------------
begin : 2017-11-26
git sha : $Format:%H$
copyright : (C) 2017 by Christian Trapp
email : mail@christiantrapp.net
***************************************************************************/
/***************************************************************************
* *
* 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 os.path
from . import resources
import pydevd
try:
pydevd.settrace('localhost',
port=6565,
stdoutToServer=True,
stderrToServer=True,
suspend=False)
except ConnectionRefusedError:
pass
from PyQt5.QtSerialPort import QSerialPortInfo, QSerialPort
from PyQt5.QtWidgets import QAction, QHeaderView, QDialog, QFileDialog
from PyQt5.QtCore import QSettings, QItemSelectionModel, QTranslator, QCoreApplication, QThread, qVersion, Qt
from PyQt5.QtGui import QIcon
from qgis.utils import iface
from qgis.core import QgsMapLayerProxyModel
from qgis.gui import QgsMapToolPan
from .T2G.VertexList import T2G_VertexList, T2G_Vertex
from .T2G.TachyReader import TachyReader
from .FieldDialog import FieldDialog
from .T2G.VertexPickerTool import T2G_VertexePickerTool
from .Tachy2GIS_dialog import Tachy2GisDialog
from .T2G.autoZoomer import ExtentProvider, AutoZoomer
# Initialize Qt resources from file resources.py
# Import the code for the dialog
class Tachy2Gis:
"""QGIS Plugin Implementation."""
# Custom methods go here:
NO_PORT = 'Select tachymeter USB port'
def vertexReceived(self, line):
newVtx = T2G_Vertex.fromGSI(line)
self.mapTool.addVertex(vtx=newVtx)
## Clears the map canvas and in turn the vertexList
def clearCanvas(self):
self.mapTool.clear()
## Opens the field dialog in preparation of dumping new vertices to the target layer
def dump(self):
# the input table of the dialog is updated
self.fieldDialog.populateFieldTable()
result = self.fieldDialog.exec_()
if result == QDialog.Accepted:
targetLayer = self.fieldDialog.layer
self.vertexList.dumpToFile(targetLayer, self.fieldDialog.fieldData)
# if the target layer holds point geometries, only the currently selected vertex is dumped and
# removed from the list
if self.fieldDialog.targetLayerComboBox.currentLayer().geometryType() == 0:
self.mapTool.deleteVertex()
else:
# otherwise the list is cleared
self.mapTool.clear()
targetLayer.dataProvider().forceReload()
targetLayer.triggerRepaint()
self.vertexList.updateAnchors(self.dlg.sourceLayerComboBox.currentLayer())
else:
return
## Restores the map tool to the one that was active before T2G was started
# The pan tool is the default tool used by QGIS
def restoreTool(self):
if self.previousTool is None:
self.previousTool = QgsMapToolPan(self.iface.mapCanvas())
self.iface.mapCanvas().setMapTool(self.previousTool)
def setActiveLayer(self):
if Qt is None:
return
activeLayer = self.dlg.sourceLayerComboBox.currentLayer()
if activeLayer is None:
return
self.iface.setActiveLayer(activeLayer)
self.vertexList.updateAnchors(activeLayer)
def targetChanged(self):
targetLayer = self.fieldDialog.targetLayerComboBox.currentLayer()
self.mapTool.setGeometryType(targetLayer)
def toggleEdit(self):
iface.actionToggleEditing().trigger()
def connectSerial(self):
port = self.dlg.portComboBox.currentText()
if not port == Tachy2Gis.NO_PORT:
self.tachyReader.setPort(port)
def setLog(self):
logFileName = QFileDialog.getOpenFileName()[0]
self.dlg.logFileEdit.setText(logFileName)
self.tachyReader.setLogfile(logFileName)
def dumpEnabled(self):
verticesAvailable = (len(self.vertexList) > 0)
# Selecting a target layer while there are no vertices in the vertex list may cause segfaults. To avoid this,
# the 'Dump' button is disabled as long there are none:
self.dlg.dumpButton.setEnabled(verticesAvailable)
def zoom_full_extent(self):
canvas = iface.mapCanvas()
canvas.zoomToFullExtent()
canvas.refresh()
# Interface code goes here:
def setupControls(self):
"""This method connects all controls in the UI to their callbacks.
It is called in ad_action"""
portNames = [Tachy2Gis.NO_PORT]
portNames.extend([port.portName() for port in QSerialPortInfo.availablePorts()])
self.dlg.portComboBox.addItems(portNames)
self.dlg.portComboBox.currentIndexChanged.connect(self.connectSerial)
self.dlg.logFileButton.clicked.connect(self.setLog)
self.dlg.deleteAllButton.clicked.connect(self.clearCanvas)
self.dlg.finished.connect(self.mapTool.clear)
self.dlg.dumpButton.clicked.connect(self.dump)
self.dlg.deleteVertexButton.clicked.connect(self.mapTool.deleteVertex)
self.dlg.vertexTableView.setModel(self.vertexList)
self.dlg.vertexTableView.horizontalHeader().setSectionResizeMode(0, QHeaderView.Stretch)
self.dlg.vertexTableView.setSelectionModel(QItemSelectionModel(self.vertexList))
self.dlg.vertexTableView.selectionModel().selectionChanged.connect(self.mapTool.selectVertex)
self.dlg.finished.connect(self.restoreTool)
self.dlg.accepted.connect(self.restoreTool)
self.dlg.rejected.connect(self.restoreTool)
self.dlg.sourceLayerComboBox.setFilters(QgsMapLayerProxyModel.VectorLayer | QgsMapLayerProxyModel.WritableLayer)
self.dlg.sourceLayerComboBox.setLayer(self.iface.activeLayer())
self.dlg.sourceLayerComboBox.layerChanged.connect(self.setActiveLayer)
self.dlg.sourceLayerComboBox.layerChanged.connect(self.mapTool.clear)
self.fieldDialog.targetLayerComboBox.layerChanged.connect(self.targetChanged)
self.vertexList.layoutChanged.connect(self.dumpEnabled)
self.fieldDialog.buttonBox.accepted.connect(self.extent_provider.add_feature)
self.dlg.zoomResetButton.clicked.connect(self.extent_provider.reset)
self.dlg.zoomModeComboBox.addItems(['Layer',
'Last feature',
'Last 2 features',
'Last 4 features',
'Last 8 features',
])
self.dlg.zoomModeComboBox.currentIndexChanged.connect(self.extent_provider.set_mode)
self.dlg.zoomActiveCheckBox.stateChanged.connect(self.auto_zoomer.set_active)
self.extent_provider.ready.connect(self.auto_zoomer.apply)
## Constructor
# @param iface An interface instance that will be passed to this class
# which provides the hook by which you can manipulate the QGIS
# application at run time.
def __init__(self, iface):
# Save reference to the QGIS interface
self.iface = iface
# initialize plugin directory
self.plugin_dir = os.path.dirname(__file__)
# initialize locale
locale = QSettings().value('locale/userLocale')[0:2]
locale_path = os.path.join(
self.plugin_dir,
'i18n',
'Tachy2Gis_{}.qm'.format(locale))
if os.path.exists(locale_path):
self.translator = QTranslator()
self.translator.load(locale_path)
if qVersion() > '4.3.3':
QCoreApplication.installTranslator(self.translator)
# Declare instance attributes
self.actions = []
self.menu = self.tr('&Tachy2GIS')
self.toolbar = self.iface.addToolBar('Tachy2Gis')
self.toolbar.setObjectName('Tachy2Gis')
## From here: Own additions
self.vertexList = T2G_VertexList()
self.extent_provider = ExtentProvider(self.vertexList, self.iface.mapCanvas())
self.auto_zoomer = AutoZoomer(self.iface.mapCanvas(), self.extent_provider)
self.mapTool = T2G_VertexePickerTool(self)
self.previousTool = None
self.fieldDialog = FieldDialog(self.iface.activeLayer())
self.tachyReader = TachyReader(QSerialPort.Baud9600)
self.pollingThread = QThread()
self.tachyReader.moveToThread(self.pollingThread)
self.pollingThread.start()
self.tachyReader.lineReceived.connect(self.vertexReceived)
self.tachyReader.beginListening()
# noinspection PyMethodMayBeStatic
def tr(self, message):
"""Get the translation for a string using Qt translation API.
We implement this ourselves since we do not inherit QObject.
:param message: String for translation.
:type message: str, QString
:returns: Translated version of message.
:rtype: QString
"""
# noinspection PyTypeChecker,PyArgumentList,PyCallByClass
return QCoreApplication.translate('Tachy2Gis', message)
def add_action(
self,
icon_path,
text,
callback,
enabled_flag=True,
add_to_menu=True,
add_to_toolbar=True,
status_tip=None,
whats_this=None,
parent=None):
"""Add a toolbar icon to the toolbar.
:param icon_path: Path to the icon for this action. Can be a resource
path (e.g. ':/plugins/foo/bar.png') or a normal file system path.
:type icon_path: str
:param text: Text that should be shown in menu items for this action.
:type text: str
:param callback: Function to be called when the action is triggered.
:type callback: function
:param enabled_flag: A flag indicating if the action should be enabled
by default. Defaults to True.
:type enabled_flag: bool
:param add_to_menu: Flag indicating whether the action should also
be added to the menu. Defaults to True.
:type add_to_menu: bool
:param add_to_toolbar: Flag indicating whether the action should also
be added to the toolbar. Defaults to True.
:type add_to_toolbar: bool
:param status_tip: Optional text to show in a popup when mouse pointer
hovers over the action.
:type status_tip: str
:param parent: Parent widget for the new action. Defaults None.
:type parent: QWidget
:param whats_this: Optional text to show in the status bar when the
mouse pointer hovers over the action.
:returns: The action that was created. Note that the action is also
added to self.actions list.
:rtype: QAction
"""
# Create the dialog (after translation) and keep reference
self.dlg = Tachy2GisDialog()
self.setupControls()
icon = QIcon(icon_path)
action = QAction(icon, text, parent)
action.triggered.connect(callback)
action.setEnabled(enabled_flag)
if status_tip is not None:
action.setStatusTip(status_tip)
if whats_this is not None:
action.setWhatsThis(whats_this)
if add_to_toolbar:
self.iface.addToolBarIcon(action)
if add_to_menu:
self.iface.addPluginToMenu(
self.menu,
action)
self.actions.append(action)
return action
def initGui(self):
"""Create the menu entries and toolbar icons inside the QGIS GUI."""
icon_path = ':/plugins/Tachy2Gis/icon.png'
self.add_action(
icon_path,
text=self.tr('Tachy2GIS'),
callback=self.run,
parent=self.iface.mainWindow())
def unload(self):
"""Removes the plugin menu item and icon from QGIS GUI."""
for action in self.actions:
self.iface.removePluginMenu(
self.tr('&Tachy2GIS'),
action)
self.iface.removeToolBarIcon(action)
# remove the toolbar
del self.toolbar
if self.pollingThread.isRunning():
self.tachyReader.shutDown()
self.pollingThread.terminate()
self.pollingThread.wait()
def run(self):
"""Run method that performs all the real work"""
# Store the active map tool and switch to the T2G_VertexPickerTool
self.previousTool = self.iface.mapCanvas().mapTool()
self.iface.mapCanvas().setMapTool(self.mapTool)
self.mapTool.alive = True
self.setActiveLayer()
self.dlg.show()
# Run the dialog event loop
result = self.dlg.exec_()
# See if OK was pressed
if result:
# Do something useful here - delete the line containing pass and
# substitute with your code.
pass