def run(self):
vectorLayers = self.get_vector_layers()
# get the currently active layer (if any)
# layer = self.iface.mapCanvas().currentLayer()
# if not hasattr(layer, 'isUsingRendererV2'):
# QMessageBox.information(None,"TileMill Exporter", "Please upgrade your version of qgis")
# return
# # test for valid vector layer
# if layer:
# if layer.type() == layer.VectorLayer:
# if layer.isUsingRendererV2() and layer.rendererV2().type() == 'graduatedSymbol':
# self.processGraduatedRenderer(renderer=layer.rendererV2())
# return
# QMessageBox.information(None,"TileMill Exporter","Unsupported renderer")
# #return
# QMessageBox.information(None,"TileMill Exporter", "A vector layer must be selected")
# #return
# create and show the dialog
dlg = QGISTileMillExportDialog(vectorLayers)
# show the dialog
dlg.show()
result = dlg.exec_()
# See if OK was pressed
if result == 1:
# do something useful (delete the line containing pass and
# substitute with your code
pass
def run(self):
def processGraduatedRenderer(renderer):
mss = ''
attr = str(renderer.classAttribute())
for i,ran in enumerate(renderer.ranges()):
r = ran.symbol().symbolLayer(0).color().red()
g = ran.symbol().symbolLayer(0).color().green()
b = ran.symbol().symbolLayer(0).color().blue()
a = ran.symbol().symbolLayer(0).color().alpha()
if float(a) < 1:
color = "rgba({},{},{},{})".format(r,g,b,a)
else:
color = "rgb({},{},{})".format(r,g,b)
line_symbol = "line-color: {};".format(color)
if i==0:
mss += "[{} <= {:.5}]{{ {} }}\n".format(attr, ran.upperValue(), line_symbol)
elif i==len(renderer.ranges())-1:
mss+= "[{} > {:.5}]{{ {} }}\n".format(attr, ran.lowerValue(), line_symbol)
else:
mss += "[{attr} > {lower:.5}][{attr} <= {upper:.5}]{{ {sym} }}\n".format(attr=attr, lower=ran.lowerValue(), upper=ran.upperValue(), sym=line_symbol)
QMessageBox.information(None,"TileMill Exporter",mss)
return
'''for ran in rendererV2.ranges():
print "%f - %f: %s %s" % (
range.lowerValue(),
range.upperValue(),
range.label(),
str(range.symbol())
)'''
# get the currently active layer (if any)
layer = self.iface.mapCanvas().currentLayer()
if not hasattr(layer, 'isUsingRendererV2'):
QMessageBox.information(None,"TileMill Exporter", "Please upgrade your version of qgis")
return
# test for valid vector layer
if layer:
if layer.type() == layer.VectorLayer:
if layer.isUsingRendererV2() and layer.rendererV2().type() == 'graduatedSymbol':
processGraduatedRenderer(renderer=layer.rendererV2())
return
QMessageBox.information(None,"TileMill Exporter","Unsupported renderer")
return
QMessageBox.information(None,"TileMill Exporter", "A vector layer must be selected")
return
# create and show the dialog
dlg = QGISTileMillExportDialog()
# show the dialog
dlg.show()
result = dlg.exec_()
# See if OK was pressed
if result == 1:
# do something useful (delete the line containing pass and
# substitute with your code
pass
