def writeLeaflet(cls, iface, feedback, folder, layer_list, visible, cluster, json, getFeatureInfo, params, popup): outputProjectFileName = folder QApplication.setOverrideCursor(QCursor(Qt.WaitCursor)) legends = {} mapUnitLayers = [] canvas = iface.mapCanvas() project = QgsProject.instance() mapSettings = canvas.mapSettings() title = project.title() pluginDir = os.path.dirname(os.path.realpath(__file__)) stamp = datetime.now().strftime("%Y_%m_%d-%H_%M_%S_%f") outputProjectFileName = os.path.join(outputProjectFileName, 'qgis2ol5_' + unicode(stamp)) outputIndex = os.path.join(outputProjectFileName, 'index.html') mapLibLocation = params["Data export"]["Mapping library location"] minify = params["Data export"]["Minify GeoJSON files"] precision = params["Data export"]["Precision"] debugLibs = params["Data export"]["Use debug libraries"] extent = params["Scale/Zoom"]["Extent"] minZoom = params["Scale/Zoom"]["Min zoom level"] maxZoom = params["Scale/Zoom"]["Max zoom level"] restrictToExtent = params["Scale/Zoom"]["Restrict to extent"] basemapList = params["Appearance"]["Base layer"] matchCRS = params["Appearance"]["Match project CRS"] addressSearch = params["Appearance"]["Add address search"] locate = params["Appearance"]["Geolocate user"] measure = params["Appearance"]["Measure tool"] highlight = params["Appearance"]["Highlight on hover"] layerSearch = params["Appearance"]["Layer search"] popupsOnHover = params["Appearance"]["Show popups on hover"] template = params["Appearance"]["Template"] usedFields = [ALL_ATTRIBUTES] * len(popup) QgsApplication.initQgis() dataStore, cssStore = writeFoldersAndFiles( pluginDir, feedback, outputProjectFileName, cluster, measure, matchCRS, layerSearch, canvas, mapLibLocation, addressSearch, locate, debugLibs) writeCSS(cssStore, mapSettings.backgroundColor().name(), feedback) wfsLayers = "" labelCode = "" vtStyles = {} useMultiStyle = False useHeat = False useVT = False useShapes = False useOSMB = False useWMS = False useWMTS = False useRaster = False scaleDependentLayers = "" labelVisibility = "" new_src = "" jsons = "" crs = QgsCoordinateReferenceSystem.EpsgCrsId exp_crs = QgsCoordinateReferenceSystem(4326, crs) lyrCount = 0 for layer, jsonEncode, eachPopup, clst in zip(layer_list, json, popup, cluster): rawLayerName = layer.name() safeLayerName = safeName(rawLayerName) + "_" + unicode(lyrCount) vts = layer.customProperty("VectorTilesReader/vector_tile_url") if layer.providerType() != 'WFS' or jsonEncode is True: if layer.type() == QgsMapLayer.VectorLayer and vts is None: feedback.showFeedback('Exporting %s to JSON...' % layer.name()) exportVector(layer, safeLayerName, dataStore, restrictToExtent, iface, extent, precision, exp_crs, minify) jsons += jsonScript(safeLayerName) scaleDependentLabels =\ scaleDependentLabelScript(layer, safeLayerName) labelVisibility += scaleDependentLabels feedback.completeStep() elif layer.type() == QgsMapLayer.RasterLayer: if layer.dataProvider().name() != "wms": layersFolder = os.path.join(outputProjectFileName, "data") exportRaster(layer, lyrCount, layersFolder, feedback, iface, matchCRS) if layer.hasScaleBasedVisibility(): scaleDependentLayers += scaleDependentLayerScript( layer, safeLayerName, clst) lyrCount += 1 if scaleDependentLayers != "": scaleDependentLayers = scaleDependentScript(scaleDependentLayers) crsSrc = mapSettings.destinationCrs() crsAuthId = crsSrc.authid() crsProj4 = crsSrc.toProj4() middle = """ """ if highlight or popupsOnHover: selectionColor = mapSettings.selectionColor().name() middle += highlightScript(highlight, popupsOnHover, selectionColor) if extent == "Canvas extent": pt0 = canvas.extent() crsDest = QgsCoordinateReferenceSystem(4326) xform = QgsCoordinateTransform(crsSrc, crsDest) pt1 = xform.transform(pt0) bbox_canvas = [ pt1.yMinimum(), pt1.yMaximum(), pt1.xMinimum(), pt1.xMaximum() ] bounds = '[[' + unicode(pt1.yMinimum()) + ',' bounds += unicode(pt1.xMinimum()) + '],[' bounds += unicode(pt1.yMaximum()) + ',' bounds += unicode(pt1.xMaximum()) + ']]' if matchCRS and crsAuthId != 'EPSG:4326': middle += crsScript(crsAuthId, crsProj4) else: bounds = 0 if matchCRS and crsAuthId != 'EPSG:4326': middle += crsScript(crsAuthId, crsProj4) middle += mapScript(extent, matchCRS, crsAuthId, measure, maxZoom, minZoom, bounds, locate) middle += featureGroupsScript() if (len(basemapList) == 0 or matchCRS): basemapText = "" else: basemapText = basemapsScript(basemapList, maxZoom) extentCode = extentScript(extent, restrictToExtent) new_src += middle new_src += basemapText new_src += extentCode for count, layer in enumerate(layer_list): rawLayerName = layer.name() safeLayerName = safeName(rawLayerName) + "_" + unicode(count) if layer.type() == QgsMapLayer.VectorLayer: (new_src, legends, wfsLayers, labelCode, vtStyles, useMapUnits, useMultiStyle, useHeat, useVT, useShapes, useOSMB) = writeVectorLayer( layer, safeLayerName, usedFields[count], highlight, popupsOnHover, popup[count], outputProjectFileName, wfsLayers, cluster[count], visible[count], json[count], legends, new_src, canvas, count, restrictToExtent, extent, feedback, labelCode, vtStyles, useMultiStyle, useHeat, useVT, useShapes, useOSMB) if useMapUnits: mapUnitLayers.append(safeLayerName) elif layer.type() == QgsMapLayer.RasterLayer: if layer.dataProvider().name() == "wms": feedback.showFeedback('Writing %s as WMS layer...' % layer.name()) new_obj, useWMS, useWMTS = wmsScript( layer, safeLayerName, useWMS, useWMTS, getFeatureInfo[count]) feedback.completeStep() else: useRaster = True feedback.showFeedback('Writing %s as raster layer...' % layer.name()) new_obj = rasterScript(layer, safeLayerName) feedback.completeStep() if visible[count]: new_obj += """ map.addLayer(overlay_""" + safeLayerName + """);""" new_src += new_obj the_src = new_src new_src = jsons + """ <script>""" if len(mapUnitLayers) > 0: new_src += """ var m2px = 1; function newM2px() { var centerLatLng = map.getCenter(); var pointC = map.latLngToContainerPoint(centerLatLng); var pointX = [pointC.x + 100, pointC.y]; var latLngC = map.containerPointToLatLng(pointC); var latLngX = map.containerPointToLatLng(pointX); var distanceX = latLngC.distanceTo(latLngX)/100; reciprocal = 1 / distanceX; m2px = reciprocal; } function geoStyle(m) { return Math.ceil(m * m2px); }""" new_src += getVTStyles(vtStyles) new_src += the_src + scaleDependentLayers if title != "": titleStart = unicode(titleSubScript(title).decode("utf-8")) new_src += unicode(titleStart) if addressSearch: address_text = addressSearchScript() new_src += address_text if (params["Appearance"]["Add layers list"] and params["Appearance"]["Add layers list"] != "" and params["Appearance"]["Add layers list"] != "None"): new_src += addLayersList( basemapList, matchCRS, layer_list, cluster, legends, params["Appearance"]["Add layers list"] == "Expanded") if project.readBoolEntry("ScaleBar", "/Enabled", False)[0]: placement = project.readNumEntry("ScaleBar", "/Placement", 0)[0] placement = PLACEMENT[placement] end = scaleBar(placement) else: end = '' layerType = "layer" try: if cluster[count]: layerType = "cluster" except: pass searchLayer = "%s_%s" % (layerType, params["Appearance"]["Search layer"]) labelList = [] for count, layer in enumerate(layer_list): vts = layer.customProperty("VectorTilesReader/vector_tile_url") safeLayerName = re.sub(r'[\W_]+', '', layer.name()) + "_" + unicode(count) if (layer.type() == QgsMapLayer.VectorLayer and vts is None): palyr = QgsPalLayerSettings() palyr.readFromLayer(layer) if palyr.enabled and palyr.fieldName and palyr.fieldName != "": labelList.append("layer_%s" % safeLayerName) labelsList = ",".join(labelList) end += endHTMLscript(wfsLayers, layerSearch, labelCode, labelVisibility, searchLayer, useHeat, useRaster, labelsList, mapUnitLayers) new_src += end try: writeHTMLstart(outputIndex, title, cluster, addressSearch, measure, matchCRS, layerSearch, canvas, mapLibLocation, locate, new_src, template, feedback, debugLibs, useMultiStyle, useHeat, useShapes, useOSMB, useWMS, useWMTS, useVT) except Exception as e: QgsMessageLog.logMessage(traceback.format_exc(), "qgis2ol5", level=QgsMessageLog.CRITICAL) QApplication.restoreOverrideCursor() finally: QApplication.restoreOverrideCursor() return outputIndex
def writeLeaflet( cls, iface, feedback, folder, layer_list, visible, cluster, json, params, popup): outputProjectFileName = folder QApplication.setOverrideCursor(QCursor(Qt.WaitCursor)) legends = {} canvas = iface.mapCanvas() project = QgsProject.instance() mapSettings = canvas.mapSettings() title = project.title() pluginDir = os.path.dirname(os.path.realpath(__file__)) stamp = datetime.now().strftime("%Y_%m_%d-%H_%M_%S_%f") outputProjectFileName = os.path.join(outputProjectFileName, 'qgis2web_' + unicode(stamp)) outputIndex = os.path.join(outputProjectFileName, 'index.html') mapLibLocation = params["Data export"]["Mapping library location"] minify = params["Data export"]["Minify GeoJSON files"] precision = params["Data export"]["Precision"] extent = params["Scale/Zoom"]["Extent"] minZoom = params["Scale/Zoom"]["Min zoom level"] maxZoom = params["Scale/Zoom"]["Max zoom level"] restrictToExtent = params["Scale/Zoom"]["Restrict to extent"] basemapList = params["Appearance"]["Base layer"] matchCRS = params["Appearance"]["Match project CRS"] addressSearch = params["Appearance"]["Add address search"] locate = params["Appearance"]["Geolocate user"] measure = params["Appearance"]["Measure tool"] highlight = params["Appearance"]["Highlight on hover"] layerSearch = params["Appearance"]["Layer search"] popupsOnHover = params["Appearance"]["Show popups on hover"] template = params["Appearance"]["Template"] usedFields = [ALL_ATTRIBUTES] * len(popup) QgsApplication.initQgis() dataStore, cssStore = writeFoldersAndFiles(pluginDir, feedback, outputProjectFileName, cluster, measure, matchCRS, layerSearch, canvas, mapLibLocation, addressSearch, locate) writeCSS(cssStore, mapSettings.backgroundColor().name(), feedback) wfsLayers = "" scaleDependentLayers = "" labelVisibility = "" new_src = "" crs = QgsCoordinateReferenceSystem.EpsgCrsId exp_crs = QgsCoordinateReferenceSystem(4326, crs) lyrCount = 0 for layer, jsonEncode, eachPopup, clst in zip(layer_list, json, popup, cluster): rawLayerName = layer.name() safeLayerName = re.sub( '[\W_]+', '', rawLayerName) + unicode(lyrCount) dataPath = os.path.join(dataStore, safeLayerName) tmpFileName = dataPath + '.json' layerFileName = dataPath + '.js' if layer.providerType() != 'WFS' or jsonEncode is True and layer: if layer.type() == QgsMapLayer.VectorLayer: feedback.showFeedback('Exporting %s to JSON...' % layer.name()) exportJSONLayer(layer, eachPopup, precision, tmpFileName, exp_crs, layerFileName, safeLayerName, minify, canvas, restrictToExtent, iface, extent) new_src += jsonScript(safeLayerName) scaleDependentLabels =\ scaleDependentLabelScript(layer, safeLayerName) labelVisibility += scaleDependentLabels feedback.completeStep() elif layer.type() == QgsMapLayer.RasterLayer: if layer.dataProvider().name() != "wms": layersFolder = os.path.join(outputProjectFileName, "data") exportRaster(layer, lyrCount, layersFolder, feedback) if layer.hasScaleBasedVisibility(): scaleDependentLayers += scaleDependentLayerScript( layer, safeLayerName, clst) lyrCount += 1 if scaleDependentLayers != "": scaleDependentLayers = scaleDependentScript(scaleDependentLayers) crsSrc = mapSettings.destinationCrs() crsAuthId = crsSrc.authid() crsProj4 = crsSrc.toProj4() middle = """ <script>""" if highlight or popupsOnHover: selectionColor = mapSettings.selectionColor().name() middle += highlightScript(highlight, popupsOnHover, selectionColor) if extent == "Canvas extent": pt0 = canvas.extent() crsDest = QgsCoordinateReferenceSystem(4326) xform = QgsCoordinateTransform(crsSrc, crsDest) pt1 = xform.transform(pt0) bbox_canvas = [pt1.yMinimum(), pt1.yMaximum(), pt1.xMinimum(), pt1.xMaximum()] bounds = '[[' + unicode(pt1.yMinimum()) + ',' bounds += unicode(pt1.xMinimum()) + '],[' bounds += unicode(pt1.yMaximum()) + ',' bounds += unicode(pt1.xMaximum()) + ']]' if matchCRS and crsAuthId != 'EPSG:4326': middle += crsScript(crsAuthId, crsProj4) middle += mapScript(extent, matchCRS, crsAuthId, measure, maxZoom, minZoom, bounds, locate) else: bounds = "" if matchCRS and crsAuthId != 'EPSG:4326': middle += crsScript(crsAuthId, crsProj4) middle += mapScript(extent, matchCRS, crsAuthId, measure, maxZoom, minZoom, 0, locate) middle += featureGroupsScript() if (len(basemapList) == 0 or matchCRS): basemapText = "" else: basemapText = basemapsScript(basemapList, maxZoom) extentCode = extentScript(extent, restrictToExtent) new_src += middle new_src += basemapText new_src += extentCode for count, layer in enumerate(layer_list): rawLayerName = layer.name() safeLayerName = re.sub('[\W_]+', '', rawLayerName) + unicode(count) if layer.type() == QgsMapLayer.VectorLayer: (new_src, legends, wfsLayers) = writeVectorLayer(layer, safeLayerName, usedFields[count], highlight, popupsOnHover, popup[count], outputProjectFileName, wfsLayers, cluster[count], visible[count], json[count], legends, new_src, canvas, count, restrictToExtent, extent, feedback) elif layer.type() == QgsMapLayer.RasterLayer: if layer.dataProvider().name() == "wms": feedback.showFeedback('Writing %s as WMS layer...' % layer.name()) new_obj = wmsScript(layer, safeLayerName) feedback.completeStep() else: feedback.showFeedback('Writing %s as raster layer...' % layer.name()) new_obj = rasterScript(layer, safeLayerName) feedback.completeStep() if visible[count]: new_obj += """ map.addLayer(overlay_""" + safeLayerName + """);""" new_src += new_obj new_src += scaleDependentLayers if title != "": titleStart = unicode(titleSubScript(title).decode("utf-8")) new_src += unicode(titleStart) if addressSearch: address_text = addressSearchScript() new_src += address_text if (params["Appearance"]["Add layers list"] and params["Appearance"]["Add layers list"] != "" and params["Appearance"]["Add layers list"] != "None"): new_src += addLayersList( basemapList, matchCRS, layer_list, cluster, legends, params["Appearance"]["Add layers list"] == "Expanded") if project.readBoolEntry("ScaleBar", "/Enabled", False)[0]: placement = project.readNumEntry("ScaleBar", "/Placement", 0)[0] placement = PLACEMENT[placement] end = scaleBar(placement) else: end = '' if cluster[count]: layerType = "cluster" else: layerType = "layer" searchLayer = "%s_%s" % (layerType, params["Appearance"]["Search layer"]) end += endHTMLscript( wfsLayers, layerSearch, labelVisibility, searchLayer) new_src += end try: writeHTMLstart(outputIndex, title, cluster, addressSearch, measure, matchCRS, layerSearch, canvas, mapLibLocation, locate, new_src, template, feedback) except Exception as e: QgsMessageLog.logMessage(traceback.format_exc(), "qgis2web", level=QgsMessageLog.CRITICAL) finally: QApplication.restoreOverrideCursor() return outputIndex