本文整理汇总了Python中qgis.gui.QgsMapCanvasAnnotationItem.boundingRect方法的典型用法代码示例。如果您正苦于以下问题:Python QgsMapCanvasAnnotationItem.boundingRect方法的具体用法?Python QgsMapCanvasAnnotationItem.boundingRect怎么用?Python QgsMapCanvasAnnotationItem.boundingRect使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qgis.gui.QgsMapCanvasAnnotationItem
的用法示例。
在下文中一共展示了QgsMapCanvasAnnotationItem.boundingRect方法的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: testSize
# 需要导入模块: from qgis.gui import QgsMapCanvasAnnotationItem [as 别名]
# 或者: from qgis.gui.QgsMapCanvasAnnotationItem import boundingRect [as 别名]
def testSize(self):
""" test that map canvas annotation item size is correct """
a = QgsTextAnnotation()
a.setFrameSize(QSizeF(300, 200))
a.setHasFixedMapPosition(False)
a.setFillSymbol(QgsFillSymbol.createSimple({'color': 'blue', 'width_border': '0'}))
canvas = QgsMapCanvas()
canvas.setDestinationCrs(QgsCoordinateReferenceSystem(4326))
canvas.setFrameStyle(0)
canvas.resize(600, 400)
canvas.show()
canvas.setExtent(QgsRectangle(10, 30, 20, 35))
i = QgsMapCanvasAnnotationItem(a, canvas)
self.assertAlmostEqual(i.boundingRect().width(), 300, 1)
self.assertAlmostEqual(i.boundingRect().height(), 200, 1)
a.setHasFixedMapPosition(True)
a.setFrameOffsetFromReferencePoint(QPointF(0, 0))
self.assertAlmostEqual(i.boundingRect().width(), 300, -1)
self.assertAlmostEqual(i.boundingRect().height(), 200, -1)
a.setFrameOffsetFromReferencePoint(QPointF(10, 20))
self.assertAlmostEqual(i.boundingRect().width(), 310, -1)
self.assertAlmostEqual(i.boundingRect().height(), 220, -1)
示例2: testSize
# 需要导入模块: from qgis.gui import QgsMapCanvasAnnotationItem [as 别名]
# 或者: from qgis.gui.QgsMapCanvasAnnotationItem import boundingRect [as 别名]
def testSize(self):
""" test that map canvas annotation item size is correct """
a = QgsTextAnnotation()
a.setFrameSizeMm(QSizeF(300 / 3.7795275, 200 / 3.7795275))
a.setHasFixedMapPosition(False)
a.setFillSymbol(QgsFillSymbol.createSimple({'color': 'blue', 'width_border': '0'}))
canvas = QgsMapCanvas()
canvas.setDestinationCrs(QgsCoordinateReferenceSystem(4326))
canvas.setFrameStyle(0)
canvas.resize(600, 400)
canvas.show()
canvas.setExtent(QgsRectangle(10, 30, 20, 35))
i = QgsMapCanvasAnnotationItem(a, canvas)
# ugly, but Travis has different default DPI:
if 299 < i.boundingRect().width() < 301:
self.assertAlmostEqual(i.boundingRect().width(), 300, 1)
self.assertAlmostEqual(i.boundingRect().height(), 200, 1)
a.setHasFixedMapPosition(True)
a.setFrameOffsetFromReferencePoint(QPointF(0, 0))
self.assertAlmostEqual(i.boundingRect().width(), 300, -1)
self.assertAlmostEqual(i.boundingRect().height(), 200, -1)
a.setFrameOffsetFromReferencePoint(QPointF(10, 20))
self.assertAlmostEqual(i.boundingRect().width(), 310, -1)
self.assertAlmostEqual(i.boundingRect().height(), 220, -1)
else:
self.assertAlmostEqual(i.boundingRect().width(), 312.5, 1)
self.assertAlmostEqual(i.boundingRect().height(), 208.33, 1)
a.setHasFixedMapPosition(True)
a.setFrameOffsetFromReferencePoint(QPointF(0, 0))
self.assertAlmostEqual(i.boundingRect().width(), 312.5, -1)
self.assertAlmostEqual(i.boundingRect().height(), 208.33, -1)
a.setFrameOffsetFromReferencePoint(QPointF(10, 20))
self.assertAlmostEqual(i.boundingRect().width(), 322.91, -1)
self.assertAlmostEqual(i.boundingRect().height(), 229.166, -1)