本文整理汇总了Python中qgis.PyQt.QtSvg.QSvgRenderer类的典型用法代码示例。如果您正苦于以下问题：Python QSvgRenderer类的具体用法？Python QSvgRenderer怎么用？Python QSvgRenderer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QSvgRenderer类的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: _svg_to_png
def _svg_to_png(svg_file_path, rendered_file_path, width):
svgr = QSvgRenderer(svg_file_path)
height = width / svgr.viewBoxF().width() * svgr.viewBoxF().height()
image = QImage(width, height, QImage.Format_ARGB32)
image.fill(Qt.transparent)
p = QPainter(image)
p.setRenderHint(QPainter.Antialiasing, False)
svgr.render(p)
p.end()
res = image.save(rendered_file_path, 'png')
if not res:
os.unlink(rendered_file_path)示例2: qt_svg_to_png_renderer
def qt_svg_to_png_renderer(impact_report, component):
"""Render SVG into PNG.
:param impact_report: ImpactReport contains data about the report that is
going to be generated.
:type impact_report: safe.report.impact_report.ImpactReport
:param component: Contains the component metadata and context for
rendering the output.
:type component:
safe.report.report_metadata.QgisComposerComponentsMetadata
:return: Whatever type of output the component should be.
.. versionadded:: 4.0
"""
context = component.context
filepath = context['filepath']
width = component.extra_args['width']
height = component.extra_args['height']
image_format = QImage.Format_ARGB32
qimage = QImage(width, height, image_format)
qimage.fill(0x00000000)
renderer = QSvgRenderer(filepath)
painter = QPainter(qimage)
renderer.render(painter)
# Should call painter.end() so that QImage is not used
painter.end()
# in case output folder not specified
if impact_report.output_folder is None:
impact_report.output_folder = mkdtemp(dir=temp_dir())
output_path = impact_report.component_absolute_output_path(
component.key)
qimage.save(output_path)
component.output = output_path
return component.output示例3: __init__
def __init__(self, position, action, folded):
plus = QPicture()
minus = QPicture()
svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'plus.svg'))
painter = QPainter(plus)
svg.render(painter)
svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'minus.svg'))
painter = QPainter(minus)
svg.render(painter)
self.pictures = {True: plus,
False: minus}
self.folded = folded
picture = self.pictures[self.folded]
super(FoldButtonGraphicItem, self).__init__(picture, position, action)