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Python core.QgsComposerPolyline类代码示例

本文整理汇总了Python中qgis.core.QgsComposerPolyline的典型用法代码示例。如果您正苦于以下问题:Python QgsComposerPolyline类的具体用法?Python QgsComposerPolyline怎么用?Python QgsComposerPolyline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QgsComposerPolyline类的2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: __init__

    def __init__(self, methodName):
        """Run once on class initialization."""
        unittest.TestCase.__init__(self, methodName)

        self.mapSettings = QgsMapSettings()

        # create composition
        self.mComposition = QgsComposition(self.mapSettings, QgsProject.instance())
        self.mComposition.setPaperSize(297, 210)

        # create
        polygon = QPolygonF()
        polygon.append(QPointF(0.0, 0.0))
        polygon.append(QPointF(100.0, 0.0))
        polygon.append(QPointF(200.0, 100.0))
        polygon.append(QPointF(100.0, 200.0))

        self.mComposerPolyline = QgsComposerPolyline(
            polygon, self.mComposition)
        self.mComposition.addComposerPolyline(self.mComposerPolyline)

        # style
        props = {}
        props["color"] = "0,0,0,255"
        props["width"] = "10.0"
        props["capstyle"] = "square"

        style = QgsLineSymbol.createSimple(props)
        self.mComposerPolyline.setPolylineStyleSymbol(style)
开发者ID:,项目名称:,代码行数:29,代码来源:

示例2: TestQgsComposerPolyline

class TestQgsComposerPolyline(unittest.TestCase):

    def __init__(self, methodName):
        """Run once on class initialization."""
        unittest.TestCase.__init__(self, methodName)

        self.mapSettings = QgsMapSettings()

        # create composition
        self.mComposition = QgsComposition(self.mapSettings, QgsProject.instance())
        self.mComposition.setPaperSize(297, 210)

        # create
        polygon = QPolygonF()
        polygon.append(QPointF(0.0, 0.0))
        polygon.append(QPointF(100.0, 0.0))
        polygon.append(QPointF(200.0, 100.0))
        polygon.append(QPointF(100.0, 200.0))

        self.mComposerPolyline = QgsComposerPolyline(
            polygon, self.mComposition)
        self.mComposition.addComposerPolyline(self.mComposerPolyline)

        # style
        props = {}
        props["color"] = "0,0,0,255"
        props["width"] = "10.0"
        props["capstyle"] = "square"

        style = QgsLineSymbol.createSimple(props)
        self.mComposerPolyline.setPolylineStyleSymbol(style)

    def testDisplayName(self):
        """Test if displayName is valid"""

        self.assertEqual(self.mComposerPolyline.displayName(), "<polyline>")

    def testType(self):
        """Test if type is valid"""

        self.assertEqual(
            self.mComposerPolyline.type(), QgsComposerItem.ComposerPolyline)

    def testDefaultStyle(self):
        """Test polygon rendering with default style."""

        self.mComposerPolyline.setDisplayNodes(False)
        checker = QgsCompositionChecker(
            'composerpolyline_defaultstyle', self.mComposition)
        checker.setControlPathPrefix("composer_polyline")
        myTestResult, myMessage = checker.testComposition()
        assert myTestResult, myMessage

    def testDisplayNodes(self):
        """Test displayNodes method"""

        self.mComposerPolyline.setDisplayNodes(True)
        checker = QgsCompositionChecker(
            'composerpolyline_displaynodes', self.mComposition)
        checker.setControlPathPrefix("composer_polyline")
        myTestResult, myMessage = checker.testComposition()
        assert myTestResult, myMessage

        self.mComposerPolyline.setDisplayNodes(False)
        checker = QgsCompositionChecker(
            'composerpolyline_defaultstyle', self.mComposition)
        checker.setControlPathPrefix("composer_polyline")
        myTestResult, myMessage = checker.testComposition()
        assert myTestResult, myMessage

    def testSelectedNode(self):
        """Test selectedNode and unselectNode methods"""

        self.mComposerPolyline.setDisplayNodes(True)

        self.mComposerPolyline.setSelectedNode(3)
        checker = QgsCompositionChecker(
            'composerpolyline_selectednode', self.mComposition)
        checker.setControlPathPrefix("composer_polyline")
        myTestResult, myMessage = checker.testComposition()
        assert myTestResult, myMessage

        self.mComposerPolyline.unselectNode()
        self.mComposerPolyline.setDisplayNodes(False)
        checker = QgsCompositionChecker(
            'composerpolyline_defaultstyle', self.mComposition)
        checker.setControlPathPrefix("composer_polyline")
        myTestResult, myMessage = checker.testComposition()
        assert myTestResult, myMessage

    def testRemoveNode(self):
        """Test removeNode method"""

        rc = self.mComposerPolyline.removeNode(100)
        self.assertEqual(rc, False)

        checker = QgsCompositionChecker(
            'composerpolyline_defaultstyle', self.mComposition)
        checker.setControlPathPrefix("composer_polyline")
        myTestResult, myMessage = checker.testComposition()
#.........这里部分代码省略.........
开发者ID:,项目名称:,代码行数:101,代码来源:


注:本文中的qgis.core.QgsComposerPolyline类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,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。