Python QgsMarkerSymbol.createSimple方法代码示例

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def legend_test(self):
        self.mAtlasMap.setAtlasDriven(True)
        self.mAtlasMap.setAtlasScalingMode(QgsComposerMap.Auto)
        self.mAtlasMap.setAtlasMargin(0.10)

        # add a point layer
        ptLayer = QgsVectorLayer("Point?crs=epsg:4326&field=attr:int(1)&field=label:string(20)", "points", "memory")

        pr = ptLayer.dataProvider()
        f1 = QgsFeature(1)
        f1.initAttributes(2)
        f1.setAttribute(0, 1)
        f1.setAttribute(1, "Test label 1")
        f1.setGeometry(QgsGeometry.fromPoint(QgsPointXY(-0.638, 48.954)))
        f2 = QgsFeature(2)
        f2.initAttributes(2)
        f2.setAttribute(0, 2)
        f2.setAttribute(1, "Test label 2")
        f2.setGeometry(QgsGeometry.fromPoint(QgsPointXY(-1.682, 48.550)))
        pr.addFeatures([f1, f2])

        # categorized symbology
        r = QgsCategorizedSymbolRenderer("attr", [QgsRendererCategory(1, QgsMarkerSymbol.createSimple({"color": "255,0,0"}), "red"),
                                                  QgsRendererCategory(2, QgsMarkerSymbol.createSimple({"color": "0,0,255"}), "blue")])
        ptLayer.setRenderer(r)

        QgsProject.instance().addMapLayer(ptLayer)

        # add the point layer to the map settings
        layers = self.layers
        layers = [ptLayer] + layers
        self.mAtlasMap.setLayers(layers)
        self.mOverview.setLayers(layers)

        # add a legend
        legend = QgsComposerLegend(self.mComposition)
        legend.moveBy(200, 100)
        # sets the legend filter parameter
        legend.setComposerMap(self.mAtlasMap)
        legend.setLegendFilterOutAtlas(True)
        self.mComposition.addComposerLegend(legend)

        self.mAtlas.beginRender()

        self.mAtlas.prepareForFeature(0)
        self.mLabel1.adjustSizeToText()

        checker = QgsCompositionChecker('atlas_legend', self.mComposition)
        myTestResult, myMessage = checker.testComposition()
        assert myTestResult

        self.mAtlas.endRender()

        # restore state
        self.mAtlasMap.setLayers([layers[1]])
        self.mComposition.removeComposerItem(legend)
        QgsProject.instance().removeMapLayer(ptLayer.id())

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
 def _create_categorized_renderer(self):
     cat_renderer = QgsCategorizedSymbolRenderer(attrName='Class')
     sym1 = QgsMarkerSymbol.createSimple({'color': '#ff00ff', 'size': '6', 'outline_style': 'no'})
     cat1 = QgsRendererCategory('Biplane', sym1, 'Big')
     cat_renderer.addCategory(cat1)
     sym2 = QgsMarkerSymbol.createSimple({'color': '#ff00ff', 'size': '3', 'outline_style': 'no'})
     cat2 = QgsRendererCategory(['B52', 'Jet'], sym2, 'Smaller')
     cat_renderer.addCategory(cat2)
     return cat_renderer

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
def createMarkerSymbol():
    symbol = QgsMarkerSymbol.createSimple({
        "color": "100,150,50",
        "name": "square",
        "size": "3.0"
    })
    return symbol

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def setUp(self):
        self.iface = get_iface()

        polys_shp = os.path.join(TEST_DATA_DIR, "polys.shp")
        points_shp = os.path.join(TEST_DATA_DIR, "points.shp")
        lines_shp = os.path.join(TEST_DATA_DIR, "lines.shp")
        self.polys_layer = QgsVectorLayer(polys_shp, "Polygons", "ogr")
        self.points_layer = QgsVectorLayer(points_shp, "Points", "ogr")
        self.lines_layer = QgsVectorLayer(lines_shp, "Lines", "ogr")
        QgsMapLayerRegistry.instance().addMapLayer(self.polys_layer)
        QgsMapLayerRegistry.instance().addMapLayer(self.lines_layer)
        QgsMapLayerRegistry.instance().addMapLayer(self.points_layer)

        # Create style
        sym1 = QgsFillSymbol.createSimple({"color": "#fdbf6f"})
        sym2 = QgsLineSymbol.createSimple({"color": "#fdbf6f"})
        sym3 = QgsMarkerSymbol.createSimple({"color": "#fdbf6f"})

        self.polys_layer.setRenderer(QgsSingleSymbolRenderer(sym1))
        self.lines_layer.setRenderer(QgsSingleSymbolRenderer(sym2))
        self.points_layer.setRenderer(QgsSingleSymbolRenderer(sym3))

        self.mapsettings = self.iface.mapCanvas().mapSettings()
        self.mapsettings.setOutputSize(QSize(400, 400))
        self.mapsettings.setOutputDpi(96)
        self.mapsettings.setExtent(QgsRectangle(-133, 22, -70, 52))

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def setUp(self):
        self.iface = get_iface()

        polys_shp = os.path.join(TEST_DATA_DIR, 'polys.shp')
        points_shp = os.path.join(TEST_DATA_DIR, 'points.shp')
        lines_shp = os.path.join(TEST_DATA_DIR, 'lines.shp')
        self.polys_layer = QgsVectorLayer(polys_shp, 'Polygons', 'ogr')
        self.points_layer = QgsVectorLayer(points_shp, 'Points', 'ogr')
        self.lines_layer = QgsVectorLayer(lines_shp, 'Lines', 'ogr')
        QgsProject.instance().addMapLayer(self.polys_layer)
        QgsProject.instance().addMapLayer(self.lines_layer)
        QgsProject.instance().addMapLayer(self.points_layer)

        # Create style
        sym1 = QgsFillSymbol.createSimple({'color': '#fdbf6f', 'outline_color': 'black'})
        sym2 = QgsLineSymbol.createSimple({'color': '#fdbf6f'})
        sym3 = QgsMarkerSymbol.createSimple({'color': '#fdbf6f', 'outline_color': 'black'})

        self.polys_layer.setRenderer(QgsSingleSymbolRenderer(sym1))
        self.lines_layer.setRenderer(QgsSingleSymbolRenderer(sym2))
        self.points_layer.setRenderer(QgsSingleSymbolRenderer(sym3))

        self.mapsettings = self.iface.mapCanvas().mapSettings()
        self.mapsettings.setOutputSize(QSize(400, 400))
        self.mapsettings.setOutputDpi(96)
        self.mapsettings.setExtent(QgsRectangle(-133, 22, -70, 52))

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def testConvert(self):
        """ test renderer conversion """

        # same type, should clone
        r = QgsPointClusterRenderer()
        self._setProperties(r)
        c = QgsPointClusterRenderer.convertFromRenderer(r)
        self._checkProperties(c)

        # test conversion from displacement renderer
        r = QgsPointDisplacementRenderer()
        r.setTolerance(5)
        r.setToleranceUnit(QgsUnitTypes.RenderMapUnits)
        r.setToleranceMapUnitScale(QgsMapUnitScale(5, 15))
        m = QgsMarkerSymbol()
        m.setColor(QColor(0, 255, 0))
        r.setCenterSymbol(m)
        sym1 = QgsMarkerSymbol.createSimple({'color': '#fdbf6f'})
        renderer = QgsSingleSymbolRenderer(sym1)
        r.setEmbeddedRenderer(renderer)

        # want to keep as many settings as possible when converting between cluster and displacement renderer
        d = QgsPointClusterRenderer.convertFromRenderer(r)
        self.assertEqual(d.tolerance(), 5)
        self.assertEqual(d.toleranceUnit(), QgsUnitTypes.RenderMapUnits)
        self.assertEqual(d.toleranceMapUnitScale(), QgsMapUnitScale(5, 15))
        self.assertEqual(d.clusterSymbol().color(), QColor(0, 255, 0))
        self.assertEqual(d.embeddedRenderer().symbol().color().name(), '#fdbf6f')

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def testInitialSizeSymbolMapUnits(self):
        """Test initial size of legend with a symbol size in map units"""

        point_path = os.path.join(TEST_DATA_DIR, 'points.shp')
        point_layer = QgsVectorLayer(point_path, 'points', 'ogr')
        QgsProject.instance().addMapLayers([point_layer])

        marker_symbol = QgsMarkerSymbol.createSimple({'color': '#ff0000', 'outline_style': 'no', 'size': '5', 'size_unit': 'MapUnit'})

        point_layer.setRenderer(QgsSingleSymbolRenderer(marker_symbol))

        s = QgsMapSettings()
        s.setLayers([point_layer])
        layout = QgsLayout(QgsProject.instance())
        layout.initializeDefaults()

        map = QgsLayoutItemMap(layout)
        map.attemptSetSceneRect(QRectF(20, 20, 80, 80))
        map.setFrameEnabled(True)
        map.setLayers([point_layer])
        layout.addLayoutItem(map)
        map.setExtent(point_layer.extent())

        legend = QgsLayoutItemLegend(layout)
        legend.setTitle("Legend")
        legend.attemptSetSceneRect(QRectF(120, 20, 80, 80))
        legend.setFrameEnabled(True)
        legend.setFrameStrokeWidth(QgsLayoutMeasurement(2))
        legend.setBackgroundColor(QColor(200, 200, 200))
        legend.setTitle('')
        layout.addLayoutItem(legend)
        legend.setLinkedMap(map)

        checker = QgsLayoutChecker(
            'composer_legend_mapunits', layout)
        checker.setControlPathPrefix("composer_legend")
        result, message = checker.testLayout()
        self.assertTrue(result, message)

        # resize with non-top-left reference point
        legend.setResizeToContents(False)
        legend.setReferencePoint(QgsLayoutItem.LowerRight)
        legend.attemptMove(QgsLayoutPoint(120, 90))
        legend.attemptResize(QgsLayoutSize(50, 60))

        self.assertEqual(legend.positionWithUnits().x(), 120.0)
        self.assertEqual(legend.positionWithUnits().y(), 90.0)
        self.assertAlmostEqual(legend.pos().x(), 70, -1)
        self.assertAlmostEqual(legend.pos().y(), 30, -1)

        legend.setResizeToContents(True)
        legend.updateLegend()
        self.assertEqual(legend.positionWithUnits().x(), 120.0)
        self.assertEqual(legend.positionWithUnits().y(), 90.0)
        self.assertAlmostEqual(legend.pos().x(), 91, -1)
        self.assertAlmostEqual(legend.pos().y(), 71, -1)

        QgsProject.instance().removeMapLayers([point_layer.id()])

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def setUp(self):
        myShpFile = os.path.join(TEST_DATA_DIR, 'points.shp')
        self.layer = QgsVectorLayer(myShpFile, 'Points', 'ogr')
        QgsProject.instance().addMapLayer(self.layer)

        self.renderer = QgsPointClusterRenderer()
        sym1 = QgsMarkerSymbol.createSimple({'color': '#ff00ff', 'size': '3', 'outline_style': 'no'})
        renderer = QgsSingleSymbolRenderer(sym1)
        self.renderer.setEmbeddedRenderer(renderer)
        self.renderer.setClusterSymbol(QgsMarkerSymbol.createSimple({'color': '#ffff00', 'size': '3', 'outline_style': 'no'}))
        self.layer.setRenderer(self.renderer)

        rendered_layers = [self.layer]
        self.mapsettings = QgsMapSettings()
        self.mapsettings.setOutputSize(QSize(400, 400))
        self.mapsettings.setOutputDpi(96)
        self.mapsettings.setExtent(QgsRectangle(-123, 18, -70, 52))
        self.mapsettings.setLayers(rendered_layers)

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def testSetGetSymbol(self):
        button = QgsSymbolButton()
        symbol = QgsMarkerSymbol.createSimple({})
        symbol.setColor(QColor(255, 0, 0))

        signal_spy = QSignalSpy(button.changed)
        button.setSymbol(symbol)
        self.assertEqual(len(signal_spy), 1)

        r = button.symbol()
        self.assertEqual(r.color(), QColor(255, 0, 0))

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
 def _setProperties(self, r):
     """ set properties for a renderer for testing with _checkProperties"""
     r.setTolerance(5)
     r.setToleranceUnit(QgsUnitTypes.RenderMapUnits)
     r.setToleranceMapUnitScale(QgsMapUnitScale(5, 15))
     m = QgsMarkerSymbol()
     m.setColor(QColor(0, 255, 0))
     r.setClusterSymbol(m)
     sym1 = QgsMarkerSymbol.createSimple({'color': '#fdbf6f'})
     renderer = QgsSingleSymbolRenderer(sym1)
     r.setEmbeddedRenderer(renderer)

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def setUp(self):
        myShpFile = os.path.join(TEST_DATA_DIR, 'points.shp')
        self.layer = QgsVectorLayer(myShpFile, 'Points', 'ogr')
        QgsMapLayerRegistry.instance().addMapLayer(self.layer)

        self.renderer = QgsPointDisplacementRenderer()
        sym1 = QgsMarkerSymbol.createSimple({'color': '#ff00ff', 'size': '3', 'outline_style': 'no'})
        renderer = QgsSingleSymbolRenderer(sym1)
        self.renderer.setEmbeddedRenderer(renderer)
        self.renderer.setCircleRadiusAddition(2)
        self.renderer.setCircleWidth(1)
        self.renderer.setCircleColor(QColor(0, 0, 0))
        self.renderer.setCenterSymbol(QgsMarkerSymbol.createSimple({'color': '#ffff00', 'size': '3', 'outline_style': 'no'}))
        self.layer.setRenderer(self.renderer)

        rendered_layers = [self.layer.id()]
        self.mapsettings = QgsMapSettings()
        self.mapsettings.setOutputSize(QSize(400, 400))
        self.mapsettings.setOutputDpi(96)
        self.mapsettings.setExtent(QgsRectangle(-123, 18, -70, 52))
        self.mapsettings.setLayers(rendered_layers)

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
 def testSymbolToFromMimeData(self):
     """
     Test converting symbols to and from mime data
     """
     symbol = QgsMarkerSymbol.createSimple({})
     symbol.setColor(QColor(255, 0, 255))
     self.assertFalse(QgsSymbolLayerUtils.symbolFromMimeData(None))
     self.assertFalse(QgsSymbolLayerUtils.symbolToMimeData(None))
     mime = QgsSymbolLayerUtils.symbolToMimeData(symbol)
     self.assertTrue(mime is not None)
     symbol2 = QgsSymbolLayerUtils.symbolFromMimeData(mime)
     self.assertTrue(symbol2 is not None)
     self.assertEqual(symbol2.color().name(), symbol.color().name())

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def testMarkLineUnitDefault(self):
        symbol = QgsMarkerLineSymbolLayer()
        symbol.setSubSymbol(QgsMarkerSymbol.createSimple({"color": "#ffffff", "size": "3"}))
        symbol.setInterval(5)
        symbol.setOffset(5)
        dom, root = self.symbolToSld(symbol)

        # print ("Mark line mm: \n" + dom.toString())

        # size of the mark
        self.assertStaticSize(root, "11")
        # gap and offset
        self.assertStaticGap(root, "18")
        self.assertStaticPerpendicularOffset(root, "18")

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def testSettingSymbolType(self):
        button = QgsSymbolButton()
        button.setSymbolType(QgsSymbol.Marker)
        symbol = QgsMarkerSymbol.createSimple({})
        symbol.setColor(QColor(255, 0, 0))
        button.setSymbol(symbol)

        # if same symbol type, existing symbol should be kept
        button.setSymbolType(QgsSymbol.Marker)
        self.assertEqual(button.symbol(), symbol)

        # if setting different symbol type, symbol should be reset to new type
        button.setSymbolType(QgsSymbol.Fill)
        self.assertTrue(isinstance(button.symbol(), QgsFillSymbol))

# 需要导入模块: from qgis.core import QgsMarkerSymbol [as 别名]
# 或者: from qgis.core.QgsMarkerSymbol import createSimple [as 别名]
    def testMarkLineUnitPixels(self):
        symbol = QgsMarkerLineSymbolLayer()
        symbol.setSubSymbol(QgsMarkerSymbol.createSimple({"color": "#ffffff", "size": "3"}))
        symbol.setInterval(5)
        symbol.setOffset(5)
        symbol.setOutputUnit(QgsUnitTypes.RenderPixels)
        dom, root = self.symbolToSld(symbol)

        # print ("Mark line px: \n" + dom.toString())

        # size of the mark
        self.assertStaticSize(root, "3")
        # gap and offset
        self.assertStaticGap(root, "5")
        self.assertStaticPerpendicularOffset(root, "5")