本文整理汇总了Python中qgis.gui.QgsMapCanvas.__init__方法的典型用法代码示例。如果您正苦于以下问题：Python QgsMapCanvas.__init__方法的具体用法？Python QgsMapCanvas.__init__怎么用？Python QgsMapCanvas.__init__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.QgsMapCanvas的用法示例。
在下文中一共展示了QgsMapCanvas.__init__方法的3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__
# 需要导入模块: from qgis.gui import QgsMapCanvas [as 别名]
# 或者: from qgis.gui.QgsMapCanvas import __init__ [as 别名]
def __init__(self, parent=None):
QgsMapCanvas.__init__(self, parent)
self.setCanvasColor(QColor(255,255,255))
# reuse settings from QGIS
settings = QSettings()
self.enableAntiAliasing( settings.value( "/qgis/enable_anti_aliasing", QVariant(False) ).toBool() )
self.useImageToRender( settings.value( "/qgis/use_qimage_to_render", QVariant(False) ).toBool() )
action = settings.value( "/qgis/wheel_action", QVariant(0) ).toInt()[0]
zoomFactor = settings.value( "/qgis/zoom_factor", QVariant(2) ).toDouble()[0]
self.setWheelAction( QgsMapCanvas.WheelAction(action), zoomFactor )
self._clear()示例2: __init__
# 需要导入模块: from qgis.gui import QgsMapCanvas [as 别名]
# 或者: from qgis.gui.QgsMapCanvas import __init__ [as 别名]
def __init__(self, parent=None):
QgsMapCanvas.__init__(self, parent)
self.parent = parent
self.setCanvasColor(QColor(255, 255, 255))
self.item = None
self.dirty = False
self.currentLayer = None
# reuse settings from QGIS
settings = QgsSettings()
self.enableAntiAliasing(settings.value("/qgis/enable_anti_aliasing", False, type=bool))
zoomFactor = settings.value("/qgis/zoom_factor", 2, type=float)
self.setWheelFactor(zoomFactor)示例3: __init__
# 需要导入模块: from qgis.gui import QgsMapCanvas [as 别名]
# 或者: from qgis.gui.QgsMapCanvas import __init__ [as 别名]
def __init__(self, parent=None):
QgsMapCanvas.__init__(self, parent)
self.setCanvasColor(QColor(255,255,255))
self.item = None
self.dirty = False
# reuse settings from QGIS
settings = QSettings()
self.enableAntiAliasing( settings.value( "/qgis/enable_anti_aliasing", False, type=bool ) )
action = settings.value( "/qgis/wheel_action", 0, type=float )
zoomFactor = settings.value( "/qgis/zoom_factor", 2, type=float )
self.setWheelAction( QgsMapCanvas.WheelAction(action), zoomFactor )
self._clear()