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Python core.QgsSingleSymbolRenderer类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Python中qgis.core.QgsSingleSymbolRenderer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,您的评价将有助于我们的系统推荐出更棒的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)
开发者ID:m-kuhn,项目名称:QGIS,代码行数:15,代码来源:test_qgssymbolexpressionvariables.py


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)
开发者ID:m-kuhn,项目名称:QGIS,代码行数:15,代码来源:test_qgssymbolexpressionvariables.py


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)
开发者ID:CS-SI,项目名称:QGIS,代码行数:17,代码来源:test_qgssymbolexpressionvariables.py


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)
开发者ID:CS-SI,项目名称:QGIS,代码行数:17,代码来源:test_qgssymbolexpressionvariables.py


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'))
开发者ID:yoichigmf,项目名称:QGIS,代码行数:34,代码来源:test_qgssinglesymbolrenderer.py


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)
开发者ID:yoichigmf,项目名称:QGIS,代码行数:18,代码来源:test_qgssinglesymbolrenderer.py



注:本文中的qgis.core.QgsSingleSymbolRenderer类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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