def findFeatures(self, point):
#If we don't have a any layers to forms mappings yet just exit.
if not self.layerstoformmapping:
return
layer = self.layerstoformmapping.iterkeys().next()
searchRadius = QgsTolerance.toleranceInMapUnits( 5, layer, \
self.canvas.mapRenderer(), QgsTolerance.Pixels)
rect = QgsRectangle()
rect.setXMinimum( point.x() - searchRadius );
rect.setXMaximum( point.x() + searchRadius );
rect.setYMinimum( point.y() - searchRadius );
rect.setYMaximum( point.y() + searchRadius );
log("Finding Featues at %s with radius of %s" % (point, searchRadius))
featuresToForms = {}
for layer, form in self.layerstoformmapping.iteritems():
layer.select( layer.pendingAllAttributesList(), rect, True, True)
for feature in layer:
featuresToForms[feature] = (form, layer)
if len(featuresToForms) == 1:
form, layer = featuresToForms.itervalues().next()
feature = featuresToForms.iterkeys().next()
self.openForm(form, feature, layer)
elif len(featuresToForms) > 0:
listUi = ListFeaturesForm()
listUi.loadFeatureList(featuresToForms)
listUi.openFeatureForm.connect(self.openForm)
listUi.exec_()
def highlightFeatures(self, point):
if not qmap.QMap.layerformmap:
return
layer = qmap.QMap.layerformmap.iterkeys().next()
searchRadius = QgsTolerance.toleranceInMapUnits(5, layer, self.canvas.mapRenderer(), QgsTolerance.Pixels)
rect = QgsRectangle()
rect.setXMinimum(point.x() - searchRadius)
rect.setXMaximum(point.x() + searchRadius)
rect.setYMinimum(point.y() - searchRadius)
rect.setYMaximum(point.y() + searchRadius)
self.band.reset()
for layer in qmap.QMap.layerformmap.iterkeys():
layer.select([], rect, True, True)
for feature in layer:
log("Looping feature")
if not feature.isValid():
continue
log("Adding to rubber band")
self.band.addGeometry(feature.geometry(), None)
