def showDialog(self):
if self.p1 == None or self.p2 == None:
QMessageBox.information(None, QCoreApplication.translate("ctools", "Cancel"), QCoreApplication.translate("ctools", "Not enough vertex selected."))
else:
self.ctrl = OrthogonalTraverseGui(self.iface.mainWindow())
self.ctrl.initGui(self.p1, self.p2)
self.ctrl.show()
# Connect the signals
self.ctrl.sendTraverse.connect(self.calculateTraverse)
self.ctrl.closeOrthogonalTraverseGui.connect(self.deactivate)
self.ctrl.unsetTool.connect(self.unsetTool)
def showDialog(self):
if self.p1 == None or self.p2 == None:
QMessageBox.information(None, "Cancel",
"Not enough vertex selected.")
else:
self.ctrl = OrthogonalTraverseGui(self.iface.mainWindow())
self.ctrl.initGui(self.p1, self.p2)
self.ctrl.show()
# Connect the signals
QObject.connect(
self.ctrl,
SIGNAL(
"sendTraverse(QString, double, double, double, double, bool, bool)"
), self.calculateTraverse)
QObject.connect(self.ctrl, SIGNAL("closeOrthogonalTraverseGui()"),
self.deactivate)
QObject.connect(self.ctrl, SIGNAL("unsetTool()"), self.unsetTool)
def showDialog(self):
if self.p1 == None or self.p2 == None:
QMessageBox.information(None, "Cancel", "Not enough vertex selected.")
else:
self.ctrl = OrthogonalTraverseGui(self.iface.mainWindow())
self.ctrl.initGui(self.p1, self.p2)
self.ctrl.show()
# Connect the signals
QObject.connect(self.ctrl, SIGNAL("sendTraverse(QString, double, double, double, double, bool, bool)"), self.calculateTraverse)
QObject.connect(self.ctrl, SIGNAL("closeOrthogonalTraverseGui()"), self.deactivate)
QObject.connect(self.ctrl, SIGNAL("unsetTool()"), self.unsetTool)
class OrthogonalTraverseTool:
def __init__(self, iface, toolBar):
# Save reference to the QGIS interface
self.iface = iface
self.canvas = self.iface.mapCanvas()
# Points and Markers
self.p1 = None
self.p2 = None
self.m1 = None
self.m2 = None
# Create actions
self.act_showDialog = QAction(QIcon(":/plugins/cadtools/icons/orthogonaltraverse2.png"), "Orthogonal Traverse", self.iface.mainWindow())
self.act_select2vertex= QAction(QIcon(":/plugins/cadtools/icons/select2vertex.png"), "Select 2 Vertex Points", self.iface.mainWindow())
self.act_select2vertex.setCheckable(True)
# Connect to signals for button behaviour
QObject.connect(self.act_showDialog, SIGNAL("triggered()"), self.showDialog)
QObject.connect(self.act_select2vertex, SIGNAL("triggered()"), self.select2vertex)
QObject.connect(self.canvas, SIGNAL("mapToolSet(QgsMapTool*)"), self.deactivate)
toolBar.addSeparator()
toolBar.addAction(self.act_select2vertex)
toolBar.addAction(self.act_showDialog)
# Get the tool
self.tool = VertexFinderTool(self.canvas)
def select2vertex(self):
mc = self.canvas
layer = mc.currentLayer()
# Set VertexFinderTool as current tool
mc.setMapTool(self.tool)
self.act_select2vertex.setChecked(True)
QObject.connect(self.tool, SIGNAL("vertexFound(PyQt_PyObject)"), self.storeVertexPointsAndMarkers)
def storeVertexPointsAndMarkers(self, result):
self.p1 = result[0]
self.p2 = result[1]
self.m1 = result[2]
self.m2 = result[3]
def showDialog(self):
if self.p1 == None or self.p2 == None:
QMessageBox.information(None, "Cancel", "Not enough vertex selected.")
else:
self.ctrl = OrthogonalTraverseGui(self.iface.mainWindow())
self.ctrl.initGui(self.p1, self.p2)
self.ctrl.show()
# Connect the signals
QObject.connect(self.ctrl, SIGNAL("sendTraverse(QString, double, double, double, double, bool, bool)"), self.calculateTraverse)
QObject.connect(self.ctrl, SIGNAL("closeOrthogonalTraverseGui()"), self.deactivate)
QObject.connect(self.ctrl, SIGNAL("unsetTool()"), self.unsetTool)
def calculateTraverse(self, traverse, x1, y1, x2, y2, adjust, addLine):
# Azimuth Startingpoint to Endpoint
referenceAzimuth = cadutils.azimuth(QgsPoint(x1,y1), QgsPoint(x2,y2))
# Create the line in a local coordinatesystem:
# - origin is the starting point
# - azimuth is 0
line = OrthogonalTraverse.traverse(traverse, 0, 1)
if line == None:
print "Line is None!"
else:
points = line.asPolyline()
# Azimuth of the new line (first to last point of the line)
actualAzimuth = cadutils.azimuth( points[0], points[-1] )
# Difference of reference distance and actual distance
diff = 100* (cadutils.distance(QgsPoint(x1,y1), QgsPoint(x2,y2)) - cadutils.distance(points[0], points[-1]))
# number of characters to show as "Fs"
if diff > 10:
digit = math.ceil(math.log10(abs(diff)))
else:
digit = 1
digit += 3
if diff < 0:
digit += 1
# update the difference ("Fs") text in the GUI
self.ctrl.lineEditFs.setText(str(diff)[:int(digit)] + str( " [cm]"));
# If the OK button was clicked we will rotate and if desired scale/adjust
# the line and add it to the map canvas.
if addLine == True:
rotationAngle = actualAzimuth - referenceAzimuth
scale = cadutils.distance(QgsPoint(x1,y1), QgsPoint(x2,y2)) / cadutils.distance(points[0], points[-1])
print str("scale ") + str(scale)
if adjust == True:
lineTransformed = cadutils.helmert2d(line, x1, y1, rotationAngle, scale)
else:
lineTransformed = cadutils.helmert2d(line, x1, y1, rotationAngle, 1.0)
if lineTransformed <> None:
cadutils.addGeometryToCadLayer(lineTransformed)
self.canvas.refresh()
else:
QMessageBox.information(None, "Warning", "Error while transforming geometry.")
def unsetTool(self):
mc = self.canvas
mc.unsetMapTool(self.tool)
def deactivate(self):
self.p1 = None
self.p2 = None
#uncheck the button/menu and get rid off the SFtool signal
self.act_select2vertex.setChecked(False)
QObject.disconnect(self.tool, SIGNAL("vertexFound(PyQt_PyObject)"), self.storeVertexPointsAndMarkers)
class OrthogonalTraverseTool:
def __init__(self, iface, toolBar):
# Save reference to the QGIS interface
self.iface = iface
self.canvas = self.iface.mapCanvas()
# Points and Markers
self.p1 = None
self.p2 = None
self.m1 = None
self.m2 = None
# Create actions
self.act_showDialog = QAction(
QIcon(":/plugins/cadtools/icons/orthogonaltraverse2.png"),
QCoreApplication.translate("ctools", "Orthogonal Traverse"),
self.iface.mainWindow())
self.act_select2vertex = QAction(
QIcon(":/plugins/cadtools/icons/select2vertex.png"),
QCoreApplication.translate("ctools", "Select 2 Vertex Points"),
self.iface.mainWindow())
self.act_select2vertex.setCheckable(True)
# Connect to signals for button behaviour
self.act_showDialog.triggered.connect(self.showDialog)
self.act_select2vertex.triggered.connect(self.select2vertex)
self.canvas.mapToolSet.connect(self.deactivate)
toolBar.addSeparator()
toolBar.addAction(self.act_select2vertex)
toolBar.addAction(self.act_showDialog)
# Get the tool
self.tool = VertexFinderTool(self.canvas)
def select2vertex(self):
mc = self.canvas
layer = mc.currentLayer()
# Set VertexFinderTool as current tool
mc.setMapTool(self.tool)
self.act_select2vertex.setChecked(True)
self.tool.vertexFound.connect(self.storeVertexPointsAndMarkers)
def storeVertexPointsAndMarkers(self, result):
self.p1 = result[0]
self.p2 = result[1]
self.m1 = result[2]
self.m2 = result[3]
def showDialog(self):
if self.p1 == None or self.p2 == None:
QMessageBox.information(
None, QCoreApplication.translate("ctools", "Cancel"),
QCoreApplication.translate("ctools",
"Not enough vertex selected."))
else:
self.ctrl = OrthogonalTraverseGui(self.iface.mainWindow())
self.ctrl.initGui(self.p1, self.p2)
self.ctrl.show()
# Connect the signals
self.ctrl.sendTraverse.connect(self.calculateTraverse)
self.ctrl.closeOrthogonalTraverseGui.connect(self.deactivate)
self.ctrl.unsetTool.connect(self.unsetTool)
def calculateTraverse(self, traverse, x1, y1, x2, y2, adjust, addLine):
# Azimuth Startingpoint to Endpoint
referenceAzimuth = cadutils.azimuth(QgsPoint(x1, y1), QgsPoint(x2, y2))
# Create the line in a local coordinatesystem:
# - origin is the starting point
# - azimuth is 0
line = OrthogonalTraverse.traverse(traverse, 0, 1)
if line == None:
print "Line is None!"
else:
points = line.asPolyline()
# Azimuth of the new line (first to last point of the line)
actualAzimuth = cadutils.azimuth(points[0], points[-1])
# Difference of reference distance and actual distance
diff = 100 * (cadutils.distance(QgsPoint(x1, y1), QgsPoint(x2, y2))
- cadutils.distance(points[0], points[-1]))
# number of characters to show as "Fs"
if diff > 10:
digit = math.ceil(math.log10(abs(diff)))
else:
digit = 1
digit += 3
if diff < 0:
digit += 1
# update the difference ("Fs") text in the GUI
self.ctrl.lineEditFs.setText(
str(diff)[:int(digit)] + str(" [cm]"))
# If the OK button was clicked we will rotate and if desired scale/adjust
# the line and add it to the map canvas.
if addLine == True:
rotationAngle = actualAzimuth - referenceAzimuth
scale = cadutils.distance(QgsPoint(x1, y1), QgsPoint(
x2, y2)) / cadutils.distance(points[0], points[-1])
print str("scale ") + str(scale)
if adjust == True:
lineTransformed = cadutils.helmert2d(
line, x1, y1, rotationAngle, scale)
else:
lineTransformed = cadutils.helmert2d(
line, x1, y1, rotationAngle, 1.0)
if lineTransformed <> None:
cadutils.addGeometryToCadLayer(lineTransformed)
self.canvas.refresh()
else:
QMessageBox.information(
None, QCoreApplication.translate("ctools", "Warning"),
QCoreApplication.translate(
"ctools", "Error while transforming geometry."))
def unsetTool(self):
mc = self.canvas
mc.unsetMapTool(self.tool)
def deactivate(self):
self.p1 = None
self.p2 = None
#uncheck the button/menu and get rid off the SFtool signal
self.act_select2vertex.setChecked(False)
try:
self.tool.vertexFound.disconnect(self.storeVertexPointsAndMarkers)
except TypeError:
pass
