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)
def _get_composer_svg_image(self, width, height, dpi): # from qgscomposer.cpp, QgsComposer::on_mActionExportAsSVG_triggered, # near end of function svgpath = getTempfilePath('svg') temp_size = os.path.getsize(svgpath) svg_g = QSvgGenerator() # noinspection PyArgumentList svg_g.setTitle(QgsProject.instance().title()) svg_g.setFileName(svgpath) svg_g.setSize(QSize(width, height)) svg_g.setViewBox(QRect(0, 0, width, height)) svg_g.setResolution(dpi) sp = QPainter(svg_g) self._c.renderPage(sp, 0) sp.end() if temp_size == os.path.getsize(svgpath): return False, '' image = QImage(width, height, self._TestMapSettings.outputImageFormat()) image.fill(QColor(152, 219, 249).rgb()) image.setDotsPerMeterX(dpi / 25.4 * 1000) image.setDotsPerMeterY(dpi / 25.4 * 1000) svgr = QSvgRenderer(svgpath) p = QPainter(image) p.setRenderHint( QPainter.Antialiasing, self._TestMapSettings.testFlag(QgsMapSettings.Antialiasing) ) p.setRenderHint(QPainter.TextAntialiasing) svgr.render(p) p.end() filepath = getTempfilePath('png') res = image.save(filepath, 'png') if not res: os.unlink(filepath) filepath = '' # TODO: remove .svg file as well? return res, filepath
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
def svgToPng(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)
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)
def __init__(self, element, model, controls, scene=None): super(ModelerGraphicItem, self).__init__(None) self.controls = controls self.model = model self.scene = scene self.element = element if isinstance(element, QgsProcessingModelParameter): svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'input.svg')) self.picture = QPicture() painter = QPainter(self.picture) svg.render(painter) self.pixmap = None paramDef = self.model.parameterDefinition(element.parameterName()) if paramDef: self.text = paramDef.description() else: self.text = 'Error ({})'.format(element.parameterName()) elif isinstance(element, QgsProcessingModelOutput): # Output name svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'output.svg')) self.picture = QPicture() painter = QPainter(self.picture) svg.render(painter) self.pixmap = None self.text = element.name() else: if element.algorithm().svgIconPath(): svg = QSvgRenderer(element.algorithm().svgIconPath()) size = svg.defaultSize() self.picture = QPicture() painter = QPainter(self.picture) painter.scale(16 / size.width(), 16 / size.width()) svg.render(painter) self.pixmap = None else: self.pixmap = element.algorithm().icon().pixmap(15, 15) self.text = element.description() self.arrows = [] self.setFlag(QGraphicsItem.ItemIsMovable, True) self.setFlag(QGraphicsItem.ItemIsSelectable, True) self.setFlag(QGraphicsItem.ItemSendsGeometryChanges, True) self.setZValue(1000) if controls: svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'edit.svg')) picture = QPicture() painter = QPainter(picture) svg.render(painter) pt = QPointF(ModelerGraphicItem.BOX_WIDTH / 2 - FlatButtonGraphicItem.WIDTH / 2, ModelerGraphicItem.BOX_HEIGHT / 2 - FlatButtonGraphicItem.HEIGHT / 2) self.editButton = FlatButtonGraphicItem(picture, pt, self.editElement) self.editButton.setParentItem(self) svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'delete.svg')) picture = QPicture() painter = QPainter(picture) svg.render(painter) pt = QPointF(ModelerGraphicItem.BOX_WIDTH / 2 - FlatButtonGraphicItem.WIDTH / 2, FlatButtonGraphicItem.HEIGHT / 2 - ModelerGraphicItem.BOX_HEIGHT / 2) self.deleteButton = FlatButtonGraphicItem(picture, pt, self.removeElement) self.deleteButton.setParentItem(self) if isinstance(element, QgsProcessingModelChildAlgorithm): alg = element.algorithm() if [a for a in alg.parameterDefinitions() if not a.isDestination()]: pt = self.getLinkPointForParameter(-1) pt = QPointF(0, pt.y()) if controls: self.inButton = FoldButtonGraphicItem(pt, self.foldInput, self.element.parametersCollapsed()) self.inButton.setParentItem(self) if alg.outputDefinitions(): pt = self.getLinkPointForOutput(-1) pt = QPointF(0, pt.y()) if controls: self.outButton = FoldButtonGraphicItem(pt, self.foldOutput, self.element.outputsCollapsed()) self.outButton.setParentItem(self)
def __init__(self, element, model, controls, scene=None): super(ModelerGraphicItem, self).__init__(None) self.controls = controls self.model = model self.scene = scene self.element = element if isinstance(element, QgsProcessingModelParameter): svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'input.svg')) self.picture = QPicture() painter = QPainter(self.picture) svg.render(painter) self.pixmap = None self.text = self.model.parameterDefinition( element.parameterName()).description() elif isinstance(element, QgsProcessingModelOutput): # Output name svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'output.svg')) self.picture = QPicture() painter = QPainter(self.picture) svg.render(painter) self.pixmap = None self.text = element.name() else: self.text = element.description() self.pixmap = element.algorithm().icon().pixmap(15, 15) self.arrows = [] self.setFlag(QGraphicsItem.ItemIsMovable, True) self.setFlag(QGraphicsItem.ItemIsSelectable, True) self.setFlag(QGraphicsItem.ItemSendsGeometryChanges, True) self.setZValue(1000) if not isinstance(element, QgsProcessingModelOutput) and controls: svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'edit.svg')) picture = QPicture() painter = QPainter(picture) svg.render(painter) pt = QPointF( ModelerGraphicItem.BOX_WIDTH / 2 - FlatButtonGraphicItem.WIDTH / 2, ModelerGraphicItem.BOX_HEIGHT / 2 - FlatButtonGraphicItem.HEIGHT / 2) self.editButton = FlatButtonGraphicItem(picture, pt, self.editElement) self.editButton.setParentItem(self) svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'delete.svg')) picture = QPicture() painter = QPainter(picture) svg.render(painter) pt = QPointF( ModelerGraphicItem.BOX_WIDTH / 2 - FlatButtonGraphicItem.WIDTH / 2, FlatButtonGraphicItem.HEIGHT / 2 - ModelerGraphicItem.BOX_HEIGHT / 2) self.deleteButton = FlatButtonGraphicItem(picture, pt, self.removeElement) self.deleteButton.setParentItem(self) if isinstance(element, QgsProcessingModelChildAlgorithm): alg = element.algorithm() if [ a for a in alg.parameterDefinitions() if not a.isDestination() ]: pt = self.getLinkPointForParameter(-1) pt = QPointF(0, pt.y()) if controls: self.inButton = FoldButtonGraphicItem( pt, self.foldInput, self.element.parametersCollapsed()) self.inButton.setParentItem(self) if alg.outputDefinitions(): pt = self.getLinkPointForOutput(-1) pt = QPointF(0, pt.y()) if controls: self.outButton = FoldButtonGraphicItem( pt, self.foldOutput, self.element.outputsCollapsed()) self.outButton.setParentItem(self)
def __init__(self, element, model, controls): super(ModelerGraphicItem, self).__init__(None) self.controls = controls self.model = model self.element = element if isinstance(element, ModelerParameter): svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'input.svg')) self.picture = QPicture() painter = QPainter(self.picture) svg.render(painter) self.pixmap = None self.text = element.param.description elif isinstance(element, ModelerOutput): # Output name svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'output.svg')) self.picture = QPicture() painter = QPainter(self.picture) svg.render(painter) self.pixmap = None self.text = element.description else: self.text = element.description self.pixmap = element.algorithm.getIcon().pixmap(15, 15) self.arrows = [] self.setFlag(QGraphicsItem.ItemIsMovable, True) self.setFlag(QGraphicsItem.ItemIsSelectable, True) self.setFlag(QGraphicsItem.ItemSendsGeometryChanges, True) self.setZValue(1000) if not isinstance(element, ModelerOutput) and controls: svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'edit.svg')) picture = QPicture() painter = QPainter(picture) svg.render(painter) pt = QPointF( ModelerGraphicItem.BOX_WIDTH / 2 - FlatButtonGraphicItem.WIDTH / 2, ModelerGraphicItem.BOX_HEIGHT / 2 - FlatButtonGraphicItem.HEIGHT / 2) self.editButton = FlatButtonGraphicItem(picture, pt, self.editElement) self.editButton.setParentItem(self) svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'delete.svg')) picture = QPicture() painter = QPainter(picture) svg.render(painter) pt = QPointF( ModelerGraphicItem.BOX_WIDTH / 2 - FlatButtonGraphicItem.WIDTH / 2, -ModelerGraphicItem.BOX_HEIGHT / 2 + FlatButtonGraphicItem.HEIGHT / 2) self.deleteButton = FlatButtonGraphicItem(picture, pt, self.removeElement) self.deleteButton.setParentItem(self) if isinstance(element, Algorithm): alg = element.algorithm if alg.parameters: pt = self.getLinkPointForParameter(-1) pt = QPointF(0, pt.y()) if controls: self.inButton = FoldButtonGraphicItem( pt, self.foldInput, self.element.paramsFolded) self.inButton.setParentItem(self) if alg.outputs: pt = self.getLinkPointForOutput(-1) pt = QPointF(0, pt.y()) if controls: self.outButton = FoldButtonGraphicItem( pt, self.foldOutput, self.element.outputsFolded) self.outButton.setParentItem(self)
def __init__(self, element, model, controls): super(ModelerGraphicItem, self).__init__(None) self.controls = controls self.model = model self.element = element if isinstance(element, ModelerParameter): svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'input.svg')) self.picture = QPicture() painter = QPainter(self.picture) svg.render(painter) self.pixmap = None self.text = element.param.description elif isinstance(element, ModelerOutput): # Output name svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'output.svg')) self.picture = QPicture() painter = QPainter(self.picture) svg.render(painter) self.pixmap = None self.text = element.description else: self.text = element.description self.pixmap = element.algorithm.getIcon().pixmap(15, 15) self.arrows = [] self.setFlag(QGraphicsItem.ItemIsMovable, True) self.setFlag(QGraphicsItem.ItemIsSelectable, True) self.setFlag(QGraphicsItem.ItemSendsGeometryChanges, True) self.setZValue(1000) if not isinstance(element, ModelerOutput) and controls: svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'edit.svg')) picture = QPicture() painter = QPainter(picture) svg.render(painter) pt = QPointF(ModelerGraphicItem.BOX_WIDTH / 2 - FlatButtonGraphicItem.WIDTH / 2, ModelerGraphicItem.BOX_HEIGHT / 2 - FlatButtonGraphicItem.HEIGHT / 2) self.editButton = FlatButtonGraphicItem(picture, pt, self.editElement) self.editButton.setParentItem(self) svg = QSvgRenderer(os.path.join(pluginPath, 'images', 'delete.svg')) picture = QPicture() painter = QPainter(picture) svg.render(painter) pt = QPointF(ModelerGraphicItem.BOX_WIDTH / 2 - FlatButtonGraphicItem.WIDTH / 2, - ModelerGraphicItem.BOX_HEIGHT / 2 + FlatButtonGraphicItem.HEIGHT / 2) self.deleteButton = FlatButtonGraphicItem(picture, pt, self.removeElement) self.deleteButton.setParentItem(self) if isinstance(element, Algorithm): alg = element.algorithm if alg.parameters: pt = self.getLinkPointForParameter(-1) pt = QPointF(0, pt.y()) if controls: self.inButton = FoldButtonGraphicItem(pt, self.foldInput, self.element.paramsFolded) self.inButton.setParentItem(self) if alg.outputs: pt = self.getLinkPointForOutput(-1) pt = QPointF(0, pt.y()) if controls: self.outButton = FoldButtonGraphicItem(pt, self.foldOutput, self.element.outputsFolded) self.outButton.setParentItem(self)