本文整理汇总了Python中qgis.PyQt.QtCore.QRectF.adjust方法的典型用法代码示例。如果您正苦于以下问题：Python QRectF.adjust方法的具体用法？Python QRectF.adjust怎么用？Python QRectF.adjust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.PyQt.QtCore.QRectF的用法示例。
在下文中一共展示了QRectF.adjust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: exportAsImage
# 需要导入模块: from qgis.PyQt.QtCore import QRectF [as 别名]
# 或者: from qgis.PyQt.QtCore.QRectF import adjust [as 别名]
def exportAsImage(self):
filename = unicode(QFileDialog.getSaveFileName(self,
self.tr('Save Model As Image'), '',
self.tr('PNG files (*.png *.PNG)')))
if not filename:
return
if not filename.lower().endswith('.png'):
filename += '.png'
totalRect = QRectF(0, 0, 1, 1)
for item in self.scene.items():
totalRect = totalRect.united(item.sceneBoundingRect())
totalRect.adjust(-10, -10, 10, 10)
img = QImage(totalRect.width(), totalRect.height(),
QImage.Format_ARGB32_Premultiplied)
img.fill(Qt.white)
painter = QPainter()
painter.setRenderHint(QPainter.Antialiasing)
painter.begin(img)
self.scene.render(painter, totalRect, totalRect)
painter.end()
img.save(filename)示例2: exportAsImage
# 需要导入模块: from qgis.PyQt.QtCore import QRectF [as 别名]
# 或者: from qgis.PyQt.QtCore.QRectF import adjust [as 别名]
def exportAsImage(self):
filename, fileFilter = QFileDialog.getSaveFileName(self,
self.tr('Save Model As Image'), '',
self.tr('PNG files (*.png *.PNG)'))
if not filename:
return
if not filename.lower().endswith('.png'):
filename += '.png'
totalRect = QRectF(0, 0, 1, 1)
for item in list(self.scene.items()):
totalRect = totalRect.united(item.sceneBoundingRect())
totalRect.adjust(-10, -10, 10, 10)
img = QImage(totalRect.width(), totalRect.height(),
QImage.Format_ARGB32_Premultiplied)
img.fill(Qt.white)
painter = QPainter()
painter.setRenderHint(QPainter.Antialiasing)
painter.begin(img)
self.scene.render(painter, totalRect, totalRect)
painter.end()
img.save(filename)
self.bar.pushMessage("", "Model was correctly exported as image", level=QgsMessageBar.SUCCESS, duration=5)