本文整理汇总了Python中qgis.core.QgsSingleSymbolRenderer.setOrderBy方法的典型用法代码示例。如果您正苦于以下问题：Python QgsSingleSymbolRenderer.setOrderBy方法的具体用法？Python QgsSingleSymbolRenderer.setOrderBy怎么用？Python QgsSingleSymbolRenderer.setOrderBy使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qgis.core.QgsSingleSymbolRenderer的用法示例。
在下文中一共展示了QgsSingleSymbolRenderer.setOrderBy方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: TestQgsSingleSymbolRenderer
# 需要导入模块: from qgis.core import QgsSingleSymbolRenderer [as 别名]
# 或者: from qgis.core.QgsSingleSymbolRenderer import setOrderBy [as 别名]
class TestQgsSingleSymbolRenderer(unittest.TestCase):
def setUp(self):
self.iface = get_iface()
myShpFile = os.path.join(TEST_DATA_DIR, 'polys_overlapping.shp')
layer = QgsVectorLayer(myShpFile, 'Polys', 'ogr')
QgsProject.instance().addMapLayer(layer)
# Create rulebased style
sym1 = QgsFillSymbol.createSimple({'color': '#fdbf6f', 'outline_color': 'black'})
self.renderer = QgsSingleSymbolRenderer(sym1)
layer.setRenderer(self.renderer)
rendered_layers = [layer]
self.mapsettings = self.iface.mapCanvas().mapSettings()
self.mapsettings.setOutputSize(QSize(400, 400))
self.mapsettings.setOutputDpi(96)
self.mapsettings.setExtent(QgsRectangle(-163, 22, -70, 52))
self.mapsettings.setLayers(rendered_layers)
def testOrderBy(self):
self.renderer.setOrderBy(QgsFeatureRequest.OrderBy([QgsFeatureRequest.OrderByClause('Value', False)]))
self.renderer.setOrderByEnabled(True)
# Setup rendering check
renderchecker = QgsMultiRenderChecker()
renderchecker.setMapSettings(self.mapsettings)
renderchecker.setControlName('expected_singlesymbol_orderby')
self.assertTrue(renderchecker.runTest('singlesymbol_orderby'))
# disable order by and retest
self.renderer.setOrderByEnabled(False)
self.assertTrue(renderchecker.runTest('single'))