Python core.QgsMarkerSymbolV2类代码示例

OGeek|极客世界-中国程序员成长平台 › 门户 › 编程› Python›Python编程经验

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.QgsMarkerSymbolV2类的典型用法代码示例。如果您正苦于以下问题：Python QgsMarkerSymbolV2类的具体用法？Python QgsMarkerSymbolV2怎么用？Python QgsMarkerSymbolV2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QgsMarkerSymbolV2类的13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: update_syms

    def update_syms(self, catalogue):
        self.syms = {}

        for flag in set(catalogue.data['Cluster_Flag'].tolist()):
            for index in set(catalogue.data['Cluster_Index'].tolist()):

                # main shock
                point = QgsMarkerSymbolV2.createSimple(
                    {'color': 'blue', 'name': 'square'})

                if index:  # belongs to a cluster
                    color = self.catalogue_model.cluster_color(index)

                    # non poissonian
                    if flag:
                        point = QgsMarkerSymbolV2.createSimple(
                            {'color': 'blue', 'name': 'triangle'})
                    color.setAlpha(125 + 125 * abs(flag))
                    point.setSize(3)
                    point.setColor(color)
                else:
                    point = QgsSymbolV2.defaultSymbol(QGis.Point)
                    point.setColor(QtGui.QColor("0,0,0,125"))
                    point.setSize(1.5)
                self.syms[self.Cluster(index, flag)] = point

开发者ID:gem，项目名称:qt-experiments，代码行数:25，代码来源:styles.py

示例2: legend_test

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

        # categorized symbology
        r = QgsCategorizedSymbolRendererV2("attr", [QgsRendererCategoryV2(1, QgsMarkerSymbolV2.createSimple({"color": "255,0,0"}), "red"),
                                                    QgsRendererCategoryV2(2, QgsMarkerSymbolV2.createSimple({"color": "0,0,255"}), "blue")])
        ptLayer.setRendererV2(r)

        QgsMapLayerRegistry.instance().addMapLayer(ptLayer)

        # add the point layer to the map settings
        layers = self.mapSettings.layers()
        layers = [ptLayer.id()] + layers
        self.mapSettings.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.mapSettings.setLayers([layers[1]])
        self.mComposition.removeComposerItem(legend)
        QgsMapLayerRegistry.instance().removeMapLayer(ptLayer.id())

开发者ID:AM7000000，项目名称:QGIS，代码行数:56，代码来源:test_qgsatlascomposition.py

示例3: createMarkerSymbol

def createMarkerSymbol():
    symbol = QgsMarkerSymbolV2.createSimple({
        "color": "100,150,50",
        "name": "square",
        "size": "3.0"
    })
    return symbol

开发者ID:Geoneer，项目名称:QGIS，代码行数:7，代码来源:test_qgsgraduatedsymbolrendererv2.py

示例4: setUp

    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 = QgsFillSymbolV2.createSimple({'color': '#fdbf6f'})
        sym2 = QgsLineSymbolV2.createSimple({'color': '#fdbf6f'})
        sym3 = QgsMarkerSymbolV2.createSimple({'color': '#fdbf6f'})

        self.polys_layer.setRendererV2(QgsSingleSymbolRendererV2(sym1))
        self.lines_layer.setRendererV2(QgsSingleSymbolRendererV2(sym2))
        self.points_layer.setRendererV2(QgsSingleSymbolRendererV2(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))

开发者ID:Naisha634，项目名称:QGIS，代码行数:26，代码来源:test_qgsgeometrygeneratorsymbollayerv2.py

示例5: getmap

    def getmap(self):
        if self.canvas:
            settings = self.canvas.mapSettings()
            layers = settings.layers()
            if GPS.isConnected:
                try:
                    gpslayer = QgsMapLayerRegistry.instance().mapLayersByName("__gps_layer")[0]
                except IndexError:
                    gpslayer = QgsVectorLayer("Point", "__gps_layer", "memory")
                    symbol = QgsMarkerSymbolV2.createSimple({'name': 'circle', 'color': 'blue', "size": '5'})
                    gpslayer.rendererV2().setSymbol(symbol)
                    QgsMapLayerRegistry.instance().addMapLayer(gpslayer, False)

                layers.append(gpslayer.id())
                settings.setLayers(layers)

                map_pos = QgsPoint(GPS.gpsinfo("longitude"), GPS.gpsinfo("latitude"))
                # map_pos = QgsPoint(115.72589,-32.29597)
                geom = QgsGeometry.fromPoint(map_pos)
                feature = QgsFeature()
                feature.setGeometry(geom)
                gpslayer.startEditing()
                gpslayer.addFeature(feature)
                # gpslayer.commitChanges()

            self.renderjob = QgsMapRendererParallelJob(settings)
            self.renderjob.finished.connect(self.rendermap)
            self.renderjob.start()

开发者ID:lydonchandra，项目名称:Roam，代码行数:28，代码来源:drawingpad.py

示例6: init

 def __init__(self):
     QgsFeatureRendererV2.__init__(self, "CatalogueCompletenessRenderer")
     complete = QgsSymbolV2.defaultSymbol(QGis.Point)
     uncomplete = QgsMarkerSymbolV2.createSimple(
         {'color': 'blue', 'name': 'triangle'})
     uncomplete.setSize(3)
     complete.setSize(1.5)
     complete.setColor(QtGui.QColor(255, 0, 0, 125))
     self.syms = [complete, uncomplete]

开发者ID:gem，项目名称:qt-experiments，代码行数:9，代码来源:styles.py

示例7: create_qlayer

 def create_qlayer(self):
     layer= QgsVectorLayer("Point"+self.crs, self.prefix+"-nodes", "memory")
     # nice clean black dot
     symbol = QgsMarkerSymbolV2.createSimple({'outline_style':'no',
                                              'name': 'circle', 
                                              'size_unit':'MM',
                                              'size':'1',
                                              'color': 'black'})
     layer.rendererV2().setSymbol(symbol)
     return layer

开发者ID:rustychris，项目名称:umbra，代码行数:10，代码来源:umbra_layer.py

示例8: addLayer

 def addLayer(self):
     uri = QgsDataSourceURI()
     # set host name, port, database name, username and password
     #uri.setConnection("localhost", "5432", "jguelat", "jguelat", "")
     uri.setConnection("local_jguelat", "", "", "")
     # set database schema, table name, geometry column and optionally subset (WHERE clause)
     uri.setDataSource("public", self.tableCombo.currentText(), "geom", "species_id = " + self.speciesCombo.currentText())
     #vlayer = self.iface.addVectorLayer(uri.uri(), "Species " + self.speciesCombo.currentText(), "postgres")
     vlayer = QgsVectorLayer(uri.uri(), "Species " + self.speciesCombo.currentText(), "postgres")
     props = vlayer.rendererV2().symbol().symbolLayer(0).properties()
     props['size'] = '3'
     props['color'] = 'blue'
     vlayer.rendererV2().setSymbol(QgsMarkerSymbolV2.createSimple(props))
     QgsMapLayerRegistry.instance().addMapLayer(vlayer)
     QgsMessageLog.logMessage("Tout est OK", 'BirdChooser', QgsMessageLog.INFO)

开发者ID:jguelat，项目名称:BirdChooser，代码行数:15，代码来源:bird_chooser_dialog.py

示例9: test_point_ordered_symbol_bound_offset

 def test_point_ordered_symbol_bound_offset(self):
     # Test ordered placements for point using symbol bounds offset
     self.layer = TestQgsPalLabeling.loadFeatureLayer('point_ordered_placement')
     # Make a big symbol
     symbol = QgsMarkerSymbolV2.createSimple({u'color': u'31,120,180,255',
                                              u'outline_color': u'0,0,0,0',
                                              u'outline_style': u'solid',
                                              u'size': u'10',
                                              u'name': u'rectangle',
                                              u'size_unit': u'MM'})
     renderer = QgsSingleSymbolRendererV2(symbol)
     self.layer.setRendererV2(renderer)
     self._TestMapSettings = self.cloneMapSettings(self._MapSettings)
     self.lyr.placement = QgsPalLayerSettings.OrderedPositionsAroundPoint
     self.lyr.dist = 2
     self.lyr.offsetType = QgsPalLayerSettings.FromSymbolBounds
     self.checkTest()
     self.removeMapLayer(self.layer)
     self.layer = None

开发者ID:Naisha634，项目名称:QGIS，代码行数:19，代码来源:test_qgspallabeling_placement.py

示例10: testInitialSizeSymbolMapUnits

    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')
        QgsMapLayerRegistry.instance().addMapLayers([point_layer])

        marker_symbol = QgsMarkerSymbolV2.createSimple({'color': '#ff0000', 'outline_style': 'no', 'size': '5', 'size_unit': 'MapUnit'})

        point_layer.setRendererV2(QgsSingleSymbolRendererV2(marker_symbol))

        s = QgsMapSettings()
        s.setLayers([point_layer.id()])
        s.setCrsTransformEnabled(False)
        composition = QgsComposition(s)
        composition.setPaperSize(297, 210)

        composer_map = QgsComposerMap(composition, 20, 20, 80, 80)
        composer_map.setFrameEnabled(True)
        composition.addComposerMap(composer_map)
        composer_map.setNewExtent(point_layer.extent())

        legend = QgsComposerLegend(composition)
        legend.setSceneRect(QRectF(120, 20, 80, 80))
        legend.setFrameEnabled(True)
        legend.setFrameOutlineWidth(2)
        legend.setBackgroundColor(QColor(200, 200, 200))
        legend.setTitle('')
        composition.addComposerLegend(legend)
        legend.setComposerMap(composer_map)

        checker = QgsCompositionChecker(
            'composer_legend_mapunits', composition)
        checker.setControlPathPrefix("composer_legend")
        result, message = checker.testComposition()
        self.assertTrue(result, message)

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

开发者ID:NyakudyaA，项目名称:QGIS，代码行数:38，代码来源:test_qgscomposerlegend.py

示例11: setUp

 def setUp(self):
     # Create some simple symbols
     self.fill_symbol = QgsFillSymbolV2.createSimple({"color": "#ffffff"})
     self.line_symbol = QgsLineSymbolV2.createSimple({"color": "#ffffff", "line_width": "3"})
     self.marker_symbol = QgsMarkerSymbolV2.createSimple({"color": "#ffffff", "size": "3"})
     self.report = "<h1>Python QgsSymbolV2 Tests</h1>\n"

开发者ID:Zakui，项目名称:QGIS，代码行数:6，代码来源:test_qgssymbolv2.py

示例12: QgsSizeScaleWidget

# coding: utf-8
from qgis.core import QgsMarkerSymbolV2
from qgis.gui import QgsSizeScaleWidget
from qgis.utils import iface


layer = iface.activeLayer()
canvas = iface.mapCanvas()
marker_symbol_v2 = QgsMarkerSymbolV2.createSimple({"color": "blue", "name": "triangle"})

size_scale_widget = QgsSizeScaleWidget(layer, marker_symbol_v2)
size_scale_widget.setMapCanvas(canvas)

size_scale_widget.show()

开发者ID:GEO-IASS，项目名称:pyqgis-samples，代码行数:14，代码来源:qgis-sample-QgsSizeScaleWidget.py

示例13: apply

 def apply(self, layer):
     symbol = QgsMarkerSymbolV2.createSimple({'name': self.shape,
                                              'color': self.color})
     self.renderer = QgsSingleSymbolRendererV2(symbol)
     super(SimpleSymbology, self).apply(layer)

开发者ID:ChrFr，项目名称:qgis_plugins，代码行数:5，代码来源:ui_elements.py

注：本文中的qgis.core.QgsMarkerSymbolV2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。

鲜花

握手

雷人

路过

鸡蛋

该文章已有0人参与评论

请发表评论

全部评论

专题导读

More+

10-27 六六分期app的软件客服如何联系？(六六分期

11-06 可心卡盟:win10系统火狐flash插件崩溃怎么

11-06 亲亲特价:怎么删除回收站图标

11-06 济南大学虚拟社区:鲁大师节能降温的具体办

11-06 xlueops.exe:无线网络安装向导

11-06 女斗合众国:win7系统cf与主机连接不稳定怎

11-06 0xc000022-[cf烟雾头]cf怎么调烟雾头

11-06 qizideyouhuo:应用程序无法正常启动0xc0000

11-06 ipz-185:win7系统vcf文件怎么打开

11-06 傻哥蹦迪:win10系统s4怎么打开usb调试

11-06 八神浩树gtaste:回收站清空了怎么恢复

11-06 妖尾之黑色守护:win10系统电脑没有1440x900

11-06 校园至尊魔王小说:win7系统浏览网页时字体

11-06 女斗合众国:win10系统访问共享文件夹提示请

11-06 tokyo hot n0654:恢复win7系统默认字体一招

11-06 雨酷仙境:设置win7系统转移临时文件夹腾出

11-06 阿穆纳伊之杖:win7系统开始菜单在右边还原

11-06 tunespotting:win10系统火狐flash插件总是

11-06 甘尔葛分析师：计谋网站seo关键词暴涨有什

11-06 蔡贵霖: 计谋网站seo关键词暴涨有什么秘密

11-06 博益网首页:ao3网页版进入不了解决方法

11-06 漏斗子专栏: 网站数据分析小白易懂精华篇

11-06 见证双虹怎么做:win7系统开启telnet命令的

11-06 颾狐蝶蜋:系统资源不足无法完成请求的服务

11-06 国光中学校歌:提交网站到alexa查询详细步骤

11-06 西安有情天:静态网页和动态网页的区别

11-06 红木雅尚斋:外部链接构造对网站的好处

11-06 前官礼遇：防止域名劫持–增强域安全性的10

11-06 密传二转答案: 中文分词算法有哪些

11-06 金泉家园邮编:百度快照劫持的表现及应对方

Python core.QgsMemoryProviderUtils类代码示例发布时间：2022-05-26

Python core.QgsMarkerSymbol类代码示例发布时间：2022-05-26

Python util.grid_equal函数代码示例

1 Python 入门教程

Python入门教程 Python 是一种解释型、面向对象、动态数据类型的高级程序设计语言。 P

阅读：13787|2022-01-22

2 Python wikiutil.getFrontPage函数代码示例

Python wikiutil.getFrontPage函数代码示例

阅读：10177|2022-05-24

3 Python 简介

Python 简介 Python 是一个高层次的结合了解释性、编译性、互动性和面向对象的脚本

阅读：4074|2022-01-22

4 Python tests.group函数代码示例

Python tests.group函数代码示例

阅读：4039|2022-05-27

5 Python util.check_if_user_has_permission

Python util.check_if_user_has_permission函数代码示例

阅读：3832|2022-05-27

6 Python 操练实例98

Python 练习实例98 Python 100例题目：从键盘输入一个字符串，将小写字母全部转换成大

阅读：3508|2022-01-22

7 Python 环境搭建

Python 环境搭建本章节我们将向大家介绍如何在本地搭建 Python 开发环境。 Py

阅读：3029|2022-01-22

8 Python output.darkgreen函数代码示例

Python output.darkgreen函数代码示例

阅读：2646|2022-05-25

9 Python 基础语法

Python 基础语法 Python 语言与 Perl，C 和 Java 等语言有许多相似之处。但是，也

阅读：2636|2022-01-22

10 Python 中文编码

Python 中文编码前面章节中我们已经学会了如何用 Python 输出 Hello, World!，英文没

阅读：2293|2022-01-22

客服电话

电子邮件

Python core.QgsMarkerSymbolV2类代码示例

示例1: update_syms

示例2: legend_test

示例3: createMarkerSymbol

示例4: setUp

示例5: getmap

示例6: init

示例7: create_qlayer

示例8: addLayer

示例9: test_point_ordered_symbol_bound_offset

示例10: testInitialSizeSymbolMapUnits

示例11: setUp

示例12: QgsSizeScaleWidget

示例13: apply

请发表评论

全部评论

上一篇：

下一篇：

Python util.grid_equal函数代码示例

Python util.get_worker_name函数代码示例

Python util.get_webmention_target函数代

Python util.get_uuid函数代码示例

Python util.get_type_by_name函数代码示例

Python util.grid_equal函数代码示例

Python util.get_worker_name函数代码示例

Python util.get_webmention_target函数代

Python util.get_uuid函数代码示例

Python util.get_type_by_name函数代码示例

Python util.get_stdout函数代码示例

关于我们

产品与服务

解决方案

139-2527-9053

客服电话

电子邮件

Python core.QgsMarkerSymbolV2类代码示例

示例1: update_syms

示例2: legend_test

示例3: createMarkerSymbol

示例4: setUp

示例5: getmap

示例6: __init__

示例7: create_qlayer

示例8: addLayer

示例9: test_point_ordered_symbol_bound_offset

示例10: testInitialSizeSymbolMapUnits

示例11: setUp

示例12: QgsSizeScaleWidget

示例13: apply

请发表评论

全部评论

上一篇：

下一篇：

Python util.grid_equal函数代码示例

Python util.get_worker_name函数代码示例

Python util.get_webmention_target函数代

Python util.get_uuid函数代码示例

Python util.get_type_by_name函数代码示例

Python util.grid_equal函数代码示例

Python util.get_worker_name函数代码示例

Python util.get_webmention_target函数代

Python util.get_uuid函数代码示例

Python util.get_type_by_name函数代码示例

Python util.get_stdout函数代码示例

关于我们

产品与服务

解决方案

139-2527-9053

示例6: init