class RubberBandResultRenderer():
def __init__(self, iface, color=QColor('magenta'), size=12):
self.iface = iface
self.rb = QgsRubberBand(self.iface.mapCanvas(), QGis.Point)
self.rb.setColor(color)
self.rb.setIconSize(size)
self.srs_wgs84 = QgsCoordinateReferenceSystem(4326)
self.transformation = QgsCoordinateTransform(self.srs_wgs84,
self.srs_wgs84)
def show_point(self, point, center=False):
#check srs
if self.need_transform():
point = self.transform_point(point)
self.rb.addPoint(point)
if center:
self.center_to_point(point)
def clear(self):
self.rb.reset(QGis.Point)
def need_transform(self):
return self.iface.mapCanvas().mapRenderer().destinationCrs(
).postgisSrid() != 4326
def transform_point(self, point):
dest_srs_id = self.iface.mapCanvas().mapRenderer().destinationCrs(
).srsid()
self.transformation.setDestCRSID(dest_srs_id)
try:
return self.transformation.transform(point)
except:
print 'Error on transform!' # DEBUG! need message???
return
def center_to_point(self, point):
canvas = self.iface.mapCanvas()
new_extent = QgsRectangle(canvas.extent())
new_extent.scale(1, point)
canvas.setExtent(new_extent)
canvas.refresh()
class RubberBandResultRenderer():
def __init__(self, iface, color = QColor('magenta'), size = 12):
self.iface = iface
self.rb = QgsRubberBand(self.iface.mapCanvas(), QGis.Point)
self.rb.setColor(color)
self.rb.setIconSize(size)
self.srs_wgs84 = QgsCoordinateReferenceSystem(4326)
self.transformation = QgsCoordinateTransform(self.srs_wgs84, self.srs_wgs84)
def show_point(self, point, center=False):
#check srs
if self.need_transform():
point = self.transform_point(point)
self.rb.addPoint(point)
if center:
self.center_to_point(point)
def clear(self):
self.rb.reset(QGis.Point)
def need_transform(self):
return self.iface.mapCanvas().mapRenderer().destinationCrs().postgisSrid() != 4326
def transform_point(self, point):
dest_srs_id = self.iface.mapCanvas().mapRenderer().destinationCrs().srsid()
self.transformation.setDestCRSID(dest_srs_id)
try:
return self.transformation.transform(point)
except:
print 'Error on transform!' # DEBUG! need message???
return
def center_to_point(self, point):
canvas = self.iface.mapCanvas()
new_extent = QgsRectangle(canvas.extent())
new_extent.scale(1, point)
canvas.setExtent(new_extent)
canvas.refresh()
class RubberBandResultRenderer():
def __init__(self):
self.iface = iface
self.srs_wgs84 = QgsCoordinateReferenceSystem(4326)
self.transformation = QgsCoordinateTransform(self.srs_wgs84, self.srs_wgs84)
self.rb = QgsRubberBand(self.iface.mapCanvas(), QGis.Point)
self.rb.setColor(QColor('magenta'))
self.rb.setIconSize(12)
self.features_rb = QgsRubberBand(self.iface.mapCanvas(), QGis.Point)
self.features_rb.setColor(QColor('green'))
self.features_rb.setIconSize(12)
self.features_rb.setWidth(3)
def show_point(self, point, center=False):
#check srs
if self.need_transform():
point = self.transform_point(point)
self.rb.addPoint(point)
if center:
self.center_to_point(point)
def clear(self):
self.rb.reset(QGis.Point)
def need_transform(self):
return self.iface.mapCanvas().mapRenderer().destinationCrs().postgisSrid() != 4326
def transform_point(self, point):
dest_srs_id = self.iface.mapCanvas().mapRenderer().destinationCrs().srsid()
self.transformation.setDestCRSID(dest_srs_id)
try:
return self.transformation.transform(point)
except:
print 'Error on transform!' # DEBUG! need message???
return
def transform_bbox(self, bbox):
dest_srs_id = self.iface.mapCanvas().mapRenderer().destinationCrs().srsid()
self.transformation.setDestCRSID(dest_srs_id)
try:
return self.transformation.transformBoundingBox(bbox)
except:
print 'Error on transform!' # DEBUG! need message???
return
def transform_geom(self, geom):
dest_srs_id = self.iface.mapCanvas().mapRenderer().destinationCrs().srsid()
self.transformation.setDestCRSID(dest_srs_id)
try:
geom.transform(self.transformation)
return geom
except:
print 'Error on transform!' # DEBUG! need message???
return
def center_to_point(self, point):
canvas = self.iface.mapCanvas()
new_extent = QgsRectangle(canvas.extent())
new_extent.scale(1, point)
canvas.setExtent(new_extent)
canvas.refresh()
def zoom_to_bbox(self, bbox):
if self.need_transform():
bbox = self.transform_bbox(bbox)
self.iface.mapCanvas().setExtent(bbox)
self.iface.mapCanvas().refresh()
def show_feature(self, geom):
if self.need_transform():
geom = self.transform_geom(geom)
self.features_rb.setToGeometry(geom, None)
def clear_feature(self):
self.features_rb.reset(QGis.Point)
class RubberBandResultRenderer():
def __init__(self):
self.iface = iface
self.srs_wgs84 = QgsCoordinateReferenceSystem(4326)
self.transformation = QgsCoordinateTransform(self.srs_wgs84,
self.srs_wgs84)
self.featureColor = QColor('green')
self.rb = QgsRubberBand(self.iface.mapCanvas(), QGis.Point)
self.rb.setColor(QColor('magenta'))
self.rb.setIconSize(12)
self.features_rb = QgsRubberBand(self.iface.mapCanvas(), QGis.Point)
self.features_rb.setColor(self.featureColor)
self.features_rb.setIconSize(12)
self.features_rb.setWidth(3)
def show_point(self, point, center=False):
#check srs
if self.need_transform():
point = self.transform_point(point)
self.rb.addPoint(point)
if center:
self.center_to_point(point)
def clear(self):
self.rb.reset(QGis.Point)
def need_transform(self):
return self.iface.mapCanvas().mapSettings().destinationCrs(
).postgisSrid() != 4326
def transform_point(self, point):
dest_srs_id = self.iface.mapCanvas().mapSettings().destinationCrs(
).srsid()
self.transformation.setDestCRSID(dest_srs_id)
try:
return self.transformation.transform(point)
except:
print 'Error on transform!' # DEBUG! need message???
return
def transform_bbox(self, bbox):
dest_srs_id = self.iface.mapCanvas().mapSettings().destinationCrs(
).srsid()
self.transformation.setDestCRSID(dest_srs_id)
try:
return self.transformation.transformBoundingBox(bbox)
except:
print 'Error on transform!' # DEBUG! need message???
return
def transform_geom(self, geom):
dest_srs_id = self.iface.mapCanvas().mapSettings().destinationCrs(
).srsid()
self.transformation.setDestCRSID(dest_srs_id)
try:
geom.transform(self.transformation)
return geom
except:
print 'Error on transform!' # DEBUG! need message???
return
def center_to_point(self, point):
canvas = self.iface.mapCanvas()
new_extent = QgsRectangle(canvas.extent())
new_extent.scale(1, point)
canvas.setExtent(new_extent)
canvas.refresh()
def zoom_to_bbox(self, bbox):
if self.need_transform():
bbox = self.transform_bbox(bbox)
self.iface.mapCanvas().setExtent(bbox)
self.iface.mapCanvas().refresh()
def show_feature(self, geom):
if self.need_transform():
geom = self.transform_geom(geom)
if geom.type() == QGis.Point:
self.features_rb.setFillColor(self.featureColor)
else:
self.features_rb.setFillColor(QColor(0, 255, 0, 50))
self.features_rb.setToGeometry(geom, None)
def clear_feature(self):
self.features_rb.reset(QGis.Point)
