def drawSymbol(self, painter, point_or_rect): """ Draw the symbol into a rectangle The symbol is painted centered and scaled into the target rectangle. It is always painted uncached and the pin point is ignored. This method is primarily intended for drawing a symbol to the legend. :param QPainter painter: Painter :param point_or_rect: Position or target rectangle of the symbol in screen coordinates :type point_or_rect: QPointF or QPoint or QRectF """ if isinstance(point_or_rect, (QPointF, QPoint)): # drawSymbol( QPainter *, const QPointF & ) self.drawSymbols(painter, [point_or_rect]) return # drawSymbol( QPainter *, const QRectF & ) rect = point_or_rect assert isinstance(rect, QRectF) if self.__data.style == QwtSymbol.NoSymbol: return if self.__data.style == QwtSymbol.Graphic: self.__data.graphic.graphic.render(painter, rect, Qt.KeepAspectRatio) elif self.__data.style == QwtSymbol.Path: if self.__data.path.graphic.isNull(): self.__data.path.graphic = qwtPathGraphic( self.__data.path.path, self.__data.pen, self.__data.brush) self.__data.path.graphic.render(painter, rect, Qt.KeepAspectRatio) return elif self.__data.style == QwtSymbol.SvgDocument: if self.__data.svg.renderer is not None: scaledRect = QRectF() sz = QSizeF(self.__data.svg.renderer.viewBoxF().size()) if not sz.isEmpty(): sz.scale(rect.size(), Qt.KeepAspectRatio) scaledRect.setSize(sz) scaledRect.moveCenter(rect.center()) else: scaledRect = rect self.__data.svg.renderer.render(painter, scaledRect) else: br = QRect(self.boundingRect()) ratio = min( [rect.width() / br.width(), rect.height() / br.height()]) painter.save() painter.translate(rect.center()) painter.scale(ratio, ratio) isPinPointEnabled = self.__data.isPinPointEnabled self.__data.isPinPointEnabled = False pos = QPointF() self.renderSymbols(painter, pos, 1) self.__data.isPinPointEnabled = isPinPointEnabled painter.restore()
def drawSymbol(self, painter, point_or_rect): """ Draw the symbol into a rectangle The symbol is painted centered and scaled into the target rectangle. It is always painted uncached and the pin point is ignored. This method is primarily intended for drawing a symbol to the legend. :param QPainter painter: Painter :param point_or_rect: Position or target rectangle of the symbol in screen coordinates :type point_or_rect: QPointF or QPoint or QRectF """ if isinstance(point_or_rect, (QPointF, QPoint)): # drawSymbol( QPainter *, const QPointF & ) self.drawSymbols(painter, [point_or_rect]) return # drawSymbol( QPainter *, const QRectF & ) rect = point_or_rect assert isinstance(rect, QRectF) if self.__data.style == QwtSymbol.NoSymbol: return if self.__data.style == QwtSymbol.Graphic: self.__data.graphic.graphic.render(painter, rect, Qt.KeepAspectRatio) elif self.__data.style == QwtSymbol.Path: if self.__data.path.graphic.isNull(): self.__data.path.graphic = qwtPathGraphic( self.__data.path.path, self.__data.pen, self.__data.brush) self.__data.path.graphic.render(painter, rect, Qt.KeepAspectRatio) return elif self.__data.style == QwtSymbol.SvgDocument: if self.__data.svg.renderer is not None: scaledRect = QRectF() sz = QSizeF(self.__data.svg.renderer.viewBoxF().size()) if not sz.isEmpty(): sz.scale(rect.size(), Qt.KeepAspectRatio) scaledRect.setSize(sz) scaledRect.moveCenter(rect.center()) else: scaledRect = rect self.__data.svg.renderer.render(painter, scaledRect) else: br = QRect(self.boundingRect()) ratio = min([rect.width()/br.width(), rect.height()/br.height()]) painter.save() painter.translate(rect.center()) painter.scale(ratio, ratio) isPinPointEnabled = self.__data.isPinPointEnabled self.__data.isPinPointEnabled = False pos = QPointF() self.renderSymbols(painter, pos, 1) self.__data.isPinPointEnabled = isPinPointEnabled painter.restore()
def drawSymbol(self, painter, point_or_rect): if isinstance(point_or_rect, (QPointF, QPoint)): # drawSymbol( QPainter *, const QPointF & ) self.drawSymbols(painter, [point_or_rect], 1) return # drawSymbol( QPainter *, const QRectF & ) rect = point_or_rect assert isinstance(rect, QRectF) if self.__data.style == QwtSymbol.NoSymbol: return if self.__data.style == QwtSymbol.Graphic: self.__data.graphic.graphic.render(painter, rect, Qt.KeepAspectRatio) elif self.__data.style == QwtSymbol.Path: if self.__data.path.graphic.isNull(): self.__data.path.graphic = qwtPathGraphic( self.__data.path.path, self.__data.pen, self.__data.brush) self.__data.path.graphic.render(painter, rect, Qt.KeepAspectRatio) return elif self.__data.style == QwtSymbol.SvgDocument: if self.__data.svg.renderer is not None: scaledRect = QRectF() sz = QSizeF(self.__data.svg.renderer.viewBoxF().size()) if not sz.isEmpty(): sz.scale(rect.size(), Qt.KeepAspectRatio) scaledRect.setSize(sz) scaledRect.moveCenter(rect.center()) else: scaledRect = rect self.__data.svg.renderer.render(painter, scaledRect) else: br = QRect(self.boundingRect()) ratio = min([rect.width()/br.width(), rect.height()/br.height()]) painter.save() painter.translate(rect.center()) painter.scale(ratio, ratio) isPinPointEnabled = self.__data.isPinPointEnabled self.__data.isPinPointEnabled = False pos = QPointF() self.renderSymbols(painter, pos, 1) self.__data.isPinPointEnabled = isPinPointEnabled painter.restore()