本文整理匯總了Python中qgis.PyQt.QtCore.QRectF.adjust方法的典型用法代碼示例。如果您正苦於以下問題：Python QRectF.adjust方法的具體用法？Python QRectF.adjust怎麽用？Python QRectF.adjust使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類qgis.PyQt.QtCore.QRectF的用法示例。
在下文中一共展示了QRectF.adjust方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: exportAsImage
# 需要導入模塊: from qgis.PyQt.QtCore import QRectF [as 別名]
# 或者: from qgis.PyQt.QtCore.QRectF import adjust [as 別名]
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
# 需要導入模塊: from qgis.PyQt.QtCore import QRectF [as 別名]
# 或者: from qgis.PyQt.QtCore.QRectF import adjust [as 別名]
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)