本文整理汇总了Python中qgis.core.QgsSingleSymbolRenderer类的典型用法代码示例。如果您正苦于以下问题：Python QgsSingleSymbolRenderer类的具体用法？Python QgsSingleSymbolRenderer怎么用？Python QgsSingleSymbolRenderer使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了QgsSingleSymbolRenderer类的6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: testPartCount
def testPartCount(self):
# Create rulebased style
sym1 = QgsFillSymbol.createSimple({'color': '#fdbf6f', 'outline_color': 'black'})
renderer = QgsSingleSymbolRenderer(sym1)
renderer.symbols(QgsRenderContext())[0].symbolLayers()[0].setDataDefinedProperty(QgsSymbolLayer.PropertyFillColor, QgsProperty.fromExpression('color_rgb( (@geometry_part_count - 1) * 200, 0, 0 )'))
self.layer.setRenderer(renderer)
# Setup rendering check
renderchecker = QgsMultiRenderChecker()
renderchecker.setMapSettings(self.mapsettings)
renderchecker.setControlName('expected_geometry_part_count')
result = renderchecker.runTest('part_geometry_part_count')
self.assertTrue(result)示例2: testSymbolColor
def testSymbolColor(self):
# Create rulebased style
sym1 = QgsFillSymbol.createSimple({'color': '#ff0000', 'outline_color': 'black'})
renderer = QgsSingleSymbolRenderer(sym1)
renderer.symbols(QgsRenderContext())[0].symbolLayers()[0].setDataDefinedProperty(QgsSymbolLayer.PropertyFillColor, QgsProperty.fromExpression('set_color_part( @symbol_color, \'value\', "Value" * 4)'))
self.layer.setRenderer(renderer)
# Setup rendering check
renderchecker = QgsMultiRenderChecker()
renderchecker.setMapSettings(self.mapsettings)
renderchecker.setControlName('expected_symbol_color_variable')
result = renderchecker.runTest('symbol_color_variable', 50)
self.assertTrue(result)示例3: testPartCount
def testPartCount(self):
# Create rulebased style
sym1 = QgsFillSymbol.createSimple({"color": "#fdbf6f"})
renderer = QgsSingleSymbolRenderer(sym1)
renderer.symbols()[0].symbolLayers()[0].setDataDefinedProperty(
"color", "color_rgb( (@geometry_part_count - 1) * 200, 0, 0 )"
)
self.layer.setRenderer(renderer)
# Setup rendering check
renderchecker = QgsMultiRenderChecker()
renderchecker.setMapSettings(self.mapsettings)
renderchecker.setControlName("expected_geometry_part_count")
result = renderchecker.runTest("part_geometry_part_count")
self.assertTrue(result)示例4: testSymbolColor
def testSymbolColor(self):
# Create rulebased style
sym1 = QgsFillSymbol.createSimple({"color": "#ff0000"})
renderer = QgsSingleSymbolRenderer(sym1)
renderer.symbols()[0].symbolLayers()[0].setDataDefinedProperty(
"color", "set_color_part( @symbol_color, 'value', \"Value\" * 4)"
)
self.layer.setRenderer(renderer)
# Setup rendering check
renderchecker = QgsMultiRenderChecker()
renderchecker.setMapSettings(self.mapsettings)
renderchecker.setControlName("expected_symbol_color_variable")
result = renderchecker.runTest("symbol_color_variable", 50)
self.assertTrue(result)示例5: TestQgsSingleSymbolRenderer
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'))示例6: setUp
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)