def __init__(self, iface=None, settingsPath=None):
""" Constructor.
:param iface: If specified, mapSettings attribute is initialized with the map settings of the map canvas.
The iface.legendInterface() is used to export vector layers in the same order as the legend.
:type iface: QgisInterface
:param settingsPath: Path to an existing settings file (.qto3settings).
:type settingsPath: unicode
"""
self.iface = iface
self.mapSettings = None
# create an export settings object
self.settings = ExportSettings()
if settingsPath:
self.settings.loadSettingsFromFile(settingsPath)
if iface:
self.setMapSettings(iface.mapCanvas().mapSettings())
def run(self):
self.endPointSelection()
ui = self.ui
filename = ui.lineEdit_OutputFilename.text() # ""=Temporary file
if filename and os.path.exists(filename):
if QMessageBox.question(self, "Qgis2threejs", "Output file already exists. Overwrite it?", QMessageBox.Ok | QMessageBox.Cancel) != QMessageBox.Ok:
return
# export to web (three.js)
export_settings = ExportSettings(self.pluginManager, self.localBrowsingMode)
export_settings.loadSettings(self.settings())
export_settings.setMapCanvas(self.iface.mapCanvas())
err_msg = export_settings.checkValidity()
if err_msg is not None:
QMessageBox.warning(self, "Qgis2threejs", err_msg or "Invalid settings")
return
ui.pushButton_Run.setEnabled(False)
ui.toolButton_Settings.setVisible(False)
self.clearMessageBar()
self.progress(0)
if export_settings.exportMode == ExportSettings.PLAIN_MULTI_RES:
# update quads and point on map canvas
self.createRubberBands(export_settings.baseExtent, export_settings.quadtree())
# export
ret = exportToThreeJS(export_settings, self.iface.legendInterface(), self.objectTypeManager, self.progress)
self.progress(100)
ui.pushButton_Run.setEnabled(True)
if not ret:
ui.toolButton_Settings.setVisible(True)
return
self.clearRubberBands()
# store last selections
settings = QSettings()
settings.setValue("/Qgis2threejs/lastTemplate", export_settings.templatePath)
settings.setValue("/Qgis2threejs/lastControls", export_settings.controls)
# open web browser
if not tools.openHTMLFile(export_settings.htmlfilename):
ui.toolButton_Settings.setVisible(True)
return
# close dialog
QDialog.accept(self)
def __init__(self, iface=None, settingsPath=None):
""" Constructor.
:param iface: If specified, mapSettings attribute is initialized with the map settings of the map canvas.
The iface.legendInterface() is used to export vector layers in the same order as the legend.
:type iface: QgisInterface
:param settingsPath: Path to an existing settings file (.qto3settings).
:type settingsPath: unicode
"""
self.iface = iface
self.mapSettings = None
# create an export settings object
self.settings = ExportSettings()
if settingsPath:
self.settings.loadSettingsFromFile(settingsPath)
if iface:
self.setMapSettings(iface.mapCanvas().mapSettings())
def run(self):
self.endPointSelection()
ui = self.ui
filename = ui.lineEdit_OutputFilename.text() # ""=Temporary file
if filename and os.path.exists(filename):
if QMessageBox.question(
self, "Qgis2threejs",
"Output file already exists. Overwrite it?",
QMessageBox.Ok | QMessageBox.Cancel) != QMessageBox.Ok:
return
# export to web (three.js)
export_settings = ExportSettings(self.pluginManager,
self.localBrowsingMode)
export_settings.loadSettings(self.settings())
export_settings.setMapCanvas(self.iface.mapCanvas())
err_msg = export_settings.checkValidity()
if err_msg is not None:
QMessageBox.warning(self, "Qgis2threejs", err_msg
or "Invalid settings")
return
ui.pushButton_Run.setEnabled(False)
ui.toolButton_Settings.setVisible(False)
self.clearMessageBar()
self.progress(0)
if export_settings.exportMode == ExportSettings.PLAIN_MULTI_RES:
# update quads and point on map canvas
self.createRubberBands(export_settings.baseExtent,
export_settings.quadtree())
# export
ret = exportToThreeJS(export_settings, self.iface.legendInterface(),
self.objectTypeManager, self.progress)
self.progress(100)
ui.pushButton_Run.setEnabled(True)
if not ret:
ui.toolButton_Settings.setVisible(True)
return
self.clearRubberBands()
# store last selections
settings = QSettings()
settings.setValue("/Qgis2threejs/lastTemplate",
export_settings.templatePath)
settings.setValue("/Qgis2threejs/lastControls",
export_settings.controls)
# open web browser
if not tools.openHTMLFile(export_settings.htmlfilename):
ui.toolButton_Settings.setVisible(True)
return
# close dialog
QDialog.accept(self)
class Exporter:
"""A convenient class to export the scenes to web programmatically
"""
NO_ERROR = None
def __init__(self, iface=None, settingsPath=None):
""" Constructor.
:param iface: If specified, mapSettings attribute is initialized with the map settings of the map canvas.
The iface.legendInterface() is used to export vector layers in the same order as the legend.
:type iface: QgisInterface
:param settingsPath: Path to an existing settings file (.qto3settings).
:type settingsPath: unicode
"""
self.iface = iface
self.mapSettings = None
# create an export settings object
self.settings = ExportSettings()
if settingsPath:
self.settings.loadSettingsFromFile(settingsPath)
if iface:
self.setMapSettings(iface.mapCanvas().mapSettings())
def setExtent(self, center, width, height, rotation=0):
""" Set map extent to export settings.
This is a convenience method to set map extent to export settings.
Map settings should be set before this method is called.
:param center: Center of the map extent in the map CRS.
:type center: QgsPoint
:param width: Width of the map extent in unit of the map CRS.
:type width: float
:param height: Height of the map extent in unit of the map CRS.
:type height: float
:param rotation: Rotation in degrees. Requires QGIS version 2.8 or later.
:type rotation: float
"""
if self.mapSettings is None:
self.mapSettings = QgsMapSettings()
if rotation:
rect = RotatedRect(center, width, height, rotation)
rect.toMapSettings(self.mapSettings)
else:
rect = QgsRectangle(center.x() - width / 2,
center.y() - height / 2,
center.x() + width / 2,
center.y() + height / 2)
self.mapSettings.setExtent(rect)
self.settings.setMapSettings(self.mapSettings)
def setMapSettings(self, mapSettings):
"""Set map settings to export settings.
Map settings is used to define base extent of the export and render a map canvas image.
:param mapSettings: Map settings to be set.
:type mapSettings: QgsMapSettings
"""
self.mapSettings = mapSettings
self.settings.setMapSettings(mapSettings)
def export(self, htmlPath, openBrowser=False):
"""Do export.
:param htmlPath: Output HTML file path.
:type htmlPath: unicode
:param openBrowser: If True, open the exported page using default web browser.
:type openBrowser: bool
:returns: Exporter.NO_ERROR if success. Otherwise returns error message.
:rtype: None or unicode.
"""
self.settings.setOutputFilename(htmlPath)
# check validity of export settings
err_msg = self.settings.checkValidity()
if err_msg:
return err_msg
ret = exportToThreeJS(
self.settings,
self.iface.legendInterface() if self.iface else None)
if not ret:
return "Failed to export (Unknown error)"
if openBrowser:
qgis2threejstools.openHTMLFile(self.settings.htmlfilename)
return Exporter.NO_ERROR
class Exporter:
"""A convenient class to export the scenes to web programmatically
"""
NO_ERROR = None
def __init__(self, iface=None, settingsPath=None):
""" Constructor.
:param iface: If specified, mapSettings attribute is initialized with the map settings of the map canvas.
The iface.legendInterface() is used to export vector layers in the same order as the legend.
:type iface: QgisInterface
:param settingsPath: Path to an existing settings file (.qto3settings).
:type settingsPath: unicode
"""
self.iface = iface
self.mapSettings = None
# create an export settings object
self.settings = ExportSettings()
if settingsPath:
self.settings.loadSettingsFromFile(settingsPath)
if iface:
self.setMapSettings(iface.mapCanvas().mapSettings())
def setExtent(self, center, width, height, rotation=0):
""" Set map extent to export settings.
This is a convenience method to set map extent to export settings.
Map settings should be set before this method is called.
:param center: Center of the map extent in the map CRS.
:type center: QgsPoint
:param width: Width of the map extent in unit of the map CRS.
:type width: float
:param height: Height of the map extent in unit of the map CRS.
:type height: float
:param rotation: Rotation in degrees. Requires QGIS version 2.8 or later.
:type rotation: float
"""
if self.mapSettings is None:
self.mapSettings = QgsMapSettings()
if rotation:
rect = RotatedRect(center, width, height, rotation)
rect.toMapSettings(self.mapSettings)
else:
rect = QgsRectangle(center.x() - width / 2, center.y() - height / 2,
center.x() + width / 2, center.y() + height / 2)
self.mapSettings.setExtent(rect)
self.settings.setMapSettings(self.mapSettings)
def setMapSettings(self, mapSettings):
"""Set map settings to export settings.
Map settings is used to define base extent of the export and render a map canvas image.
:param mapSettings: Map settings to be set.
:type mapSettings: QgsMapSettings
"""
self.mapSettings = mapSettings
self.settings.setMapSettings(mapSettings)
def export(self, htmlPath, openBrowser=False):
"""Do export.
:param htmlPath: Output HTML file path.
:type htmlPath: unicode
:param openBrowser: If True, open the exported page using default web browser.
:type openBrowser: bool
:returns: Exporter.NO_ERROR if success. Otherwise returns error message.
:rtype: None or unicode.
"""
self.settings.setOutputFilename(htmlPath)
# check validity of export settings
err_msg = self.settings.checkValidity()
if err_msg:
return err_msg
ret = exportToThreeJS(self.settings, self.iface.legendInterface() if self.iface else None)
if not ret:
return "Failed to export (Unknown error)"
if openBrowser:
qgis2threejstools.openHTMLFile(self.settings.htmlfilename)
return Exporter.NO_ERROR
