def readXml(self, node):
self.readCustomProperties(node)
service_url = self.customProperty("service_url", "")
imageid = self.customProperty("imageid", "")
bucket_name = self.customProperty("bucket_name", "")
zmin = int(self.customProperty("zmin", TileDefaultSettings.ZMIN))
zmax = int(self.customProperty("zmax", TileDefaultSettings.ZMAX))
bbox = BoundingBox.fromString(self.customProperty("bbox", ""))
epsg = int(self.customProperty("epsg", 3857))
max_connections = int(self.customProperty("max_connections", 16))
self.layerDef = IdahoLayerDefinition(service_url=service_url, imageid=imageid, bucket_name=bucket_name,
zmin=zmin, zmax=zmax, bbox=bbox, epsg=epsg,
max_connections=max_connections)
# set parameters
self.layerDef.parameters.colorinterpretation = self.customProperty("colorinterpretation", "UNSPECIFIED")
self.layerDef.parameters.bands = self.customProperty("bands", [0])
self.layerDef.parameters.format = self.customProperty("format", None)
self.layerDef.parameters.token = self.customProperty("token", None)
self.layerDef.parameters.doDRA = self.customProperty("doDRA", None)
self.layerDef.parameters.lowCutoff = self.customProperty("lowCutoff", None)
self.layerDef.parameters.highCutoff = self.customProperty("highCutoff", None)
self.layerDef.update()
self.tile_manager = TileManager(self, self.layerDef)
self.setExtent(BoundingBox.asPseudoMercator(self.layerDef.bbox, self.layerDef.epsg).toQgsRectangle())
# layer style
self.setTransparency(int(self.customProperty("transparency", 0)))
self.setBlendModeByName(self.customProperty("blendMode", self.DEFAULT_BLEND_MODE))
self.setSmoothRender(int(self.customProperty("smoothRender", self.DEFAULT_SMOOTH_RENDER)))
return True
def __init__(self, plugin, layerDef):
QgsPluginLayer.__init__(self, IdahoLayer.LAYER_TYPE, layerDef.imageid)
self.plugin = plugin
self.iface = plugin.iface
self.layerDef = layerDef
self.tile_manager = TileManager(self, layerDef)
self.zoom = 0
self.tile_range = None
# set custom properties
self.setCustomProperty("service_url", layerDef.service_url)
self.setCustomProperty("bucket_name", layerDef.bucket_name)
self.setCustomProperty("imageid", layerDef.imageid)
self.setCustomProperty("zmin", layerDef.zmin)
self.setCustomProperty("zmax", layerDef.zmax)
self.setCustomProperty("bbox", layerDef.bbox.toString())
self.setCustomProperty("epsg", layerDef.epsg)
self.setCustomProperty("max_connections", layerDef.max_connections)
# set crs default to Pseudo Mercator
if plugin.crs3857 is None:
# create a QgsCoordinateReferenceSystem instance if plugin has no instance yet
plugin.crs3857 = QgsCoordinateReferenceSystem(3857)
self.setCrs(plugin.crs3857)
# set QGIS extent as QgsRectangle
if not layerDef.epsg:
layerDef.epsg = 4326
if layerDef.epsg == 3857 or layerDef.epsg == 900913:
self.setExtent(layerDef.bbox.toQgsRectangle())
else:
self.setExtent(BoundingBox.asPseudoMercator(layerDef.bbox, layerDef.epsg).toQgsRectangle())
# set styles
self.setTransparency(0)
self.setBrightness(0)
self.setContrast(1.0)
self.setSaturation(1.0)
self.setBlendModeByName(self.DEFAULT_BLEND_MODE)
self.setSmoothRender(self.DEFAULT_SMOOTH_RENDER)
if self.iface:
self.statusSignal.connect(self.showStatusMessageSlot)
self.messageBarSignal.connect(self.showMessageBarSlot)
self.setValid(True)