def qwtDrawSvgSymbols(painter, points, numPoints, renderer, symbol): if renderer is None or not renderer.isValid(): return viewBox = QRectF(renderer.viewBoxF()) if viewBox.isEmpty(): return sz = QSizeF(symbol.size()) if not sz.isValid(): sz = viewBox.size() sx = sz.width()/viewBox.width() sy = sz.height()/viewBox.height() pinPoint = QPointF(viewBox.center()) if symbol.isPinPointEnabled(): pinPoint = symbol.pinPoint() dx = sx*(pinPoint.x()-viewBox.left()) dy = sy*(pinPoint.y()-viewBox.top()) for pos in points: x = pos.x()-dx y = pos.y()-dy renderer.render(painter, QRectF(x, y, sz.width(), sz.height()))
def qwtDrawSvgSymbols(painter, points, numPoints, renderer, symbol): if renderer is None or not renderer.isValid(): return viewBox = QRectF(renderer.viewBoxF()) if viewBox.isEmpty(): return sz = QSizeF(symbol.size()) if not sz.isValid(): sz = viewBox.size() sx = sz.width() / viewBox.width() sy = sz.height() / viewBox.height() pinPoint = QPointF(viewBox.center()) if symbol.isPinPointEnabled(): pinPoint = symbol.pinPoint() dx = sx * (pinPoint.x() - viewBox.left()) dy = sy * (pinPoint.y() - viewBox.top()) for pos in points: x = pos.x() - dx y = pos.y() - dy renderer.render(painter, QRectF(x, y, sz.width(), sz.height()))
def drawLabel(self, painter, canvasRect, pos): if self.__data.label.isEmpty(): return align = Qt.Alignment(self.__data.labelAlignment) alignPos = QPointF(pos) symbolOff = QSizeF(0, 0) if self.__data.style == QwtPlotMarker.VLine: if bool(self.__data.labelAlignment & Qt.AlignTop): alignPos.setY(canvasRect.top()) align &= ~Qt.AlignTop align |= Qt.AlignBottom elif bool(self.__data.labelAlignment & Qt.AlignBottom): alignPos.setY(canvasRect.bottom() - 1) align &= ~Qt.AlignBottom align |= Qt.AlignTop else: alignPos.setY(canvasRect.center().y()) elif self.__data.style == QwtPlotMarker.HLine: if bool(self.__data.labelAlignment & Qt.AlignLeft): alignPos.setX(canvasRect.left()) align &= ~Qt.AlignLeft align |= Qt.AlignRight elif bool(self.__data.labelAlignment & Qt.AlignRight): alignPos.setX(canvasRect.right() - 1) align &= ~Qt.AlignRight align |= Qt.AlignLeft else: alignPos.setX(canvasRect.center().x()) else: if self.__data.symbol and\ self.__data.symbol.style() != QwtSymbol.NoSymbol: symbolOff = self.__data.symbol.size() + QSizeF(1, 1) symbolOff /= 2 pw2 = self.__data.pen.widthF() / 2. if pw2 == 0.: pw2 = .5 spacing = self.__data.spacing xOff = max([pw2, symbolOff.width()]) yOff = max([pw2, symbolOff.height()]) textSize = self.__data.label.textSize(painter.font()) if align & Qt.AlignLeft: alignPos.setX(alignPos.x() - (xOff + spacing)) if self.__data.labelOrientation == Qt.Vertical: alignPos.setX(alignPos.x() - textSize.height()) else: alignPos.setX(alignPos.x() - textSize.width()) elif align & Qt.AlignRight: alignPos.setX(alignPos.x() + xOff + spacing) else: if self.__data.labelOrientation == Qt.Vertical: alignPos.setX(alignPos.x() - textSize.height() / 2) else: alignPos.setX(alignPos.x() - textSize.width() / 2) if align & Qt.AlignTop: alignPos.setY(alignPos.y() - (yOff + spacing)) if self.__data.labelOrientation != Qt.Vertical: alignPos.setY(alignPos.y() - textSize.height()) elif align & Qt.AlignBottom: alignPos.setY(alignPos.y() + yOff + spacing) if self.__data.labelOrientation == Qt.Vertical: alignPos.setY(alignPos.y() + textSize.width()) else: if self.__data.labelOrientation == Qt.Vertical: alignPos.setY(alignPos.y() + textSize.width() / 2) else: alignPos.setY(alignPos.y() - textSize.height() / 2) painter.translate(alignPos.x(), alignPos.y()) if self.__data.labelOrientation == Qt.Vertical: painter.rotate(-90.) textRect = QRectF(0, 0, textSize.width(), textSize.height()) self.__data.label.draw(painter, textRect)
def drawLabel(self, painter, canvasRect, pos): """ Align and draw the text label of the marker :param QPainter painter: Painter :param QRectF canvasRect: Contents rectangle of the canvas in painter coordinates :param QPointF pos: Position of the marker, translated into widget coordinates .. seealso:: :py:meth:`drawLabel()`, :py:meth:`qwt.symbol.QwtSymbol.drawSymbol()` """ if self.__data.label.isEmpty(): return align = Qt.Alignment(self.__data.labelAlignment) alignPos = QPointF(pos) symbolOff = QSizeF(0, 0) if self.__data.style == QwtPlotMarker.VLine: # In VLine-style the y-position is pointless and # the alignment flags are relative to the canvas if bool(self.__data.labelAlignment & Qt.AlignTop): alignPos.setY(canvasRect.top()) align &= ~Qt.AlignTop align |= Qt.AlignBottom elif bool(self.__data.labelAlignment & Qt.AlignBottom): # In HLine-style the x-position is pointless and # the alignment flags are relative to the canvas alignPos.setY(canvasRect.bottom()-1) align &= ~Qt.AlignBottom align |= Qt.AlignTop else: alignPos.setY(canvasRect.center().y()) elif self.__data.style == QwtPlotMarker.HLine: if bool(self.__data.labelAlignment & Qt.AlignLeft): alignPos.setX(canvasRect.left()) align &= ~Qt.AlignLeft align |= Qt.AlignRight elif bool(self.__data.labelAlignment & Qt.AlignRight): alignPos.setX(canvasRect.right()-1) align &= ~Qt.AlignRight align |= Qt.AlignLeft else: alignPos.setX(canvasRect.center().x()) else: if self.__data.symbol and\ self.__data.symbol.style() != QwtSymbol.NoSymbol: symbolOff = self.__data.symbol.size()+QSizeF(1, 1) symbolOff /= 2 pw2 = self.__data.pen.widthF()/2. if pw2 == 0.: pw2 = .5 spacing = self.__data.spacing xOff = max([pw2, symbolOff.width()]) yOff = max([pw2, symbolOff.height()]) textSize = self.__data.label.textSize(painter.font()) if align & Qt.AlignLeft: alignPos.setX(alignPos.x()-(xOff+spacing)) if self.__data.labelOrientation == Qt.Vertical: alignPos.setX(alignPos.x()-textSize.height()) else: alignPos.setX(alignPos.x()-textSize.width()) elif align & Qt.AlignRight: alignPos.setX(alignPos.x()+xOff+spacing) else: if self.__data.labelOrientation == Qt.Vertical: alignPos.setX(alignPos.x()-textSize.height()/2) else: alignPos.setX(alignPos.x()-textSize.width()/2) if align & Qt.AlignTop: alignPos.setY(alignPos.y()-(yOff+spacing)) if self.__data.labelOrientation != Qt.Vertical: alignPos.setY(alignPos.y()-textSize.height()) elif align & Qt.AlignBottom: alignPos.setY(alignPos.y()+yOff+spacing) if self.__data.labelOrientation == Qt.Vertical: alignPos.setY(alignPos.y()+textSize.width()) else: if self.__data.labelOrientation == Qt.Vertical: alignPos.setY(alignPos.y()+textSize.width()/2) else: alignPos.setY(alignPos.y()-textSize.height()/2) painter.translate(alignPos.x(), alignPos.y()) if self.__data.labelOrientation == Qt.Vertical: painter.rotate(-90.) textRect = QRectF(0, 0, textSize.width(), textSize.height()) self.__data.label.draw(painter, textRect)
def boundingRect(self): """ Calculate the bounding rectangle for a symbol at position (0,0). :return: Bounding rectangle """ rect = QRectF() pinPointTranslation = False if self.__data.style in (QwtSymbol.Ellipse, QwtSymbol.Rect, QwtSymbol.Hexagon): pw = 0. if self.__data.pen.style() != Qt.NoPen: pw = max([self.__data.pen.widthF(), 1.]) rect.setSize(self.__data.size+QSizeF(pw, pw)) rect.moveCenter(QPointF(0., 0.)) elif self.__data.style in (QwtSymbol.XCross, QwtSymbol.Diamond, QwtSymbol.Triangle, QwtSymbol.UTriangle, QwtSymbol.DTriangle, QwtSymbol.RTriangle, QwtSymbol.LTriangle, QwtSymbol.Star1, QwtSymbol.Star2): pw = 0. if self.__data.pen.style() != Qt.NoPen: pw = max([self.__data.pen.widthF(), 1.]) rect.setSize(QSizeF(self.__data.size)+QSizeF(2*pw, 2*pw)) rect.moveCenter(QPointF(0., 0.)) 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) rect = qwtScaleBoundingRect(self.__data.path.graphic, self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.Pixmap: if self.__data.size.isEmpty(): rect.setSize(self.__data.pixmap.pixmap.size()) else: rect.setSize(self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.Graphic: rect = qwtScaleBoundingRect(self.__data.graphic.graphic, self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.SvgDocument: if self.__data.svg.renderer is not None: rect = self.__data.svg.renderer.viewBoxF() if self.__data.size.isValid() and not rect.isEmpty(): sz = QSizeF(rect.size()) sx = self.__data.size.width()/sz.width() sy = self.__data.size.height()/sz.height() transform = QTransform() transform.scale(sx, sy) rect = transform.mapRect(rect) pinPointTranslation = True else: rect.setSize(self.__data.size) rect.moveCenter(QPointF(0., 0.)) if pinPointTranslation: pinPoint = QPointF(0., 0.) if self.__data.isPinPointEnabled: pinPoint = rect.center()-self.__data.pinPoint rect.moveCenter(pinPoint) r = QRect() r.setLeft(np.floor(rect.left())) r.setTop(np.floor(rect.top())) r.setRight(np.floor(rect.right())) r.setBottom(np.floor(rect.bottom())) if self.__data.style != QwtSymbol.Pixmap: r.adjust(-1, -1, 1, 1) return r
def boundingRect(self): """ Calculate the bounding rectangle for a symbol at position (0,0). :return: Bounding rectangle """ rect = QRectF() pinPointTranslation = False if self.__data.style in (QwtSymbol.Ellipse, QwtSymbol.Rect, QwtSymbol.Hexagon): pw = 0. if self.__data.pen.style() != Qt.NoPen: pw = max([self.__data.pen.widthF(), 1.]) rect.setSize(self.__data.size + QSizeF(pw, pw)) rect.moveCenter(QPointF(0., 0.)) elif self.__data.style in (QwtSymbol.XCross, QwtSymbol.Diamond, QwtSymbol.Triangle, QwtSymbol.UTriangle, QwtSymbol.DTriangle, QwtSymbol.RTriangle, QwtSymbol.LTriangle, QwtSymbol.Star1, QwtSymbol.Star2): pw = 0. if self.__data.pen.style() != Qt.NoPen: pw = max([self.__data.pen.widthF(), 1.]) rect.setSize(QSizeF(self.__data.size) + QSizeF(2 * pw, 2 * pw)) rect.moveCenter(QPointF(0., 0.)) 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) rect = qwtScaleBoundingRect(self.__data.path.graphic, self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.Pixmap: if self.__data.size.isEmpty(): rect.setSize(self.__data.pixmap.pixmap.size()) else: rect.setSize(self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.Graphic: rect = qwtScaleBoundingRect(self.__data.graphic.graphic, self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.SvgDocument: if self.__data.svg.renderer is not None: rect = self.__data.svg.renderer.viewBoxF() if self.__data.size.isValid() and not rect.isEmpty(): sz = QSizeF(rect.size()) sx = self.__data.size.width() / sz.width() sy = self.__data.size.height() / sz.height() transform = QTransform() transform.scale(sx, sy) rect = transform.mapRect(rect) pinPointTranslation = True else: rect.setSize(self.__data.size) rect.moveCenter(QPointF(0., 0.)) if pinPointTranslation: pinPoint = QPointF(0., 0.) if self.__data.isPinPointEnabled: pinPoint = rect.center() - self.__data.pinPoint rect.moveCenter(pinPoint) r = QRect() r.setLeft(np.floor(rect.left())) r.setTop(np.floor(rect.top())) r.setRight(np.floor(rect.right())) r.setBottom(np.floor(rect.bottom())) if self.__data.style != QwtSymbol.Pixmap: r.adjust(-1, -1, 1, 1) return r
def drawLabel(self, painter, canvasRect, pos): if self.__data.label.isEmpty(): return align = Qt.Alignment(self.__data.labelAlignment) alignPos = QPointF(pos) symbolOff = QSizeF(0, 0) if self.__data.style == QwtPlotMarker.VLine: if bool(self.__data.labelAlignment & Qt.AlignTop): alignPos.setY(canvasRect.top()) align &= ~Qt.AlignTop align |= Qt.AlignBottom elif bool(self.__data.labelAlignment & Qt.AlignBottom): alignPos.setY(canvasRect.bottom()-1) align &= ~Qt.AlignBottom align |= Qt.AlignTop else: alignPos.setY(canvasRect.center().y()) elif self.__data.style == QwtPlotMarker.HLine: if bool(self.__data.labelAlignment & Qt.AlignLeft): alignPos.setX(canvasRect.left()) align &= ~Qt.AlignLeft align |= Qt.AlignRight elif bool(self.__data.labelAlignment & Qt.AlignRight): alignPos.setX(canvasRect.right()-1) align &= ~Qt.AlignRight align |= Qt.AlignLeft else: alignPos.setX(canvasRect.center().x()) else: if self.__data.symbol and\ self.__data.symbol.style() != QwtSymbol.NoSymbol: symbolOff = self.__data.symbol.size()+QSizeF(1, 1) symbolOff /= 2 pw2 = self.__data.pen.widthF()/2. if pw2 == 0.: pw2 = .5 spacing = self.__data.spacing xOff = max([pw2, symbolOff.width()]) yOff = max([pw2, symbolOff.height()]) textSize = self.__data.label.textSize(painter.font()) if align & Qt.AlignLeft: alignPos.setX(alignPos.x()-(xOff+spacing)) if self.__data.labelOrientation == Qt.Vertical: alignPos.setX(alignPos.x()-textSize.height()) else: alignPos.setX(alignPos.x()-textSize.width()) elif align & Qt.AlignRight: alignPos.setX(alignPos.x()+xOff+spacing) else: if self.__data.labelOrientation == Qt.Vertical: alignPos.setX(alignPos.x()-textSize.height()/2) else: alignPos.setX(alignPos.x()-textSize.width()/2) if align & Qt.AlignTop: alignPos.setY(alignPos.y()-(yOff+spacing)) if self.__data.labelOrientation != Qt.Vertical: alignPos.setY(alignPos.y()-textSize.height()) elif align & Qt.AlignBottom: alignPos.setY(alignPos.y()+yOff+spacing) if self.__data.labelOrientation == Qt.Vertical: alignPos.setY(alignPos.y()+textSize.width()) else: if self.__data.labelOrientation == Qt.Vertical: alignPos.setY(alignPos.y()+textSize.width()/2) else: alignPos.setY(alignPos.y()-textSize.height()/2) painter.translate(alignPos.x(), alignPos.y()) if self.__data.labelOrientation == Qt.Vertical: painter.rotate(-90.) textRect = QRectF(0, 0, textSize.width(), textSize.height()) self.__data.label.draw(painter, textRect)
def drawLabel(self, painter, canvasRect, pos): """ Align and draw the text label of the marker :param QPainter painter: Painter :param QRectF canvasRect: Contents rectangle of the canvas in painter coordinates :param QPointF pos: Position of the marker, translated into widget coordinates .. seealso:: :py:meth:`drawLabel()`, :py:meth:`qwt.symbol.QwtSymbol.drawSymbol()` """ if self.__data.label.isEmpty(): return align = Qt.Alignment(self.__data.labelAlignment) alignPos = QPointF(pos) symbolOff = QSizeF(0, 0) if self.__data.style == QwtPlotMarker.VLine: # In VLine-style the y-position is pointless and # the alignment flags are relative to the canvas if bool(self.__data.labelAlignment & Qt.AlignTop): alignPos.setY(canvasRect.top()) align &= ~Qt.AlignTop align |= Qt.AlignBottom elif bool(self.__data.labelAlignment & Qt.AlignBottom): # In HLine-style the x-position is pointless and # the alignment flags are relative to the canvas alignPos.setY(canvasRect.bottom() - 1) align &= ~Qt.AlignBottom align |= Qt.AlignTop else: alignPos.setY(canvasRect.center().y()) elif self.__data.style == QwtPlotMarker.HLine: if bool(self.__data.labelAlignment & Qt.AlignLeft): alignPos.setX(canvasRect.left()) align &= ~Qt.AlignLeft align |= Qt.AlignRight elif bool(self.__data.labelAlignment & Qt.AlignRight): alignPos.setX(canvasRect.right() - 1) align &= ~Qt.AlignRight align |= Qt.AlignLeft else: alignPos.setX(canvasRect.center().x()) else: if self.__data.symbol and\ self.__data.symbol.style() != QwtSymbol.NoSymbol: symbolOff = self.__data.symbol.size() + QSizeF(1, 1) symbolOff /= 2 pw2 = self.__data.pen.widthF() / 2. if pw2 == 0.: pw2 = .5 spacing = self.__data.spacing xOff = max([pw2, symbolOff.width()]) yOff = max([pw2, symbolOff.height()]) textSize = self.__data.label.textSize(painter.font()) if align & Qt.AlignLeft: alignPos.setX(alignPos.x() - (xOff + spacing)) if self.__data.labelOrientation == Qt.Vertical: alignPos.setX(alignPos.x() - textSize.height()) else: alignPos.setX(alignPos.x() - textSize.width()) elif align & Qt.AlignRight: alignPos.setX(alignPos.x() + xOff + spacing) else: if self.__data.labelOrientation == Qt.Vertical: alignPos.setX(alignPos.x() - textSize.height() / 2) else: alignPos.setX(alignPos.x() - textSize.width() / 2) if align & Qt.AlignTop: alignPos.setY(alignPos.y() - (yOff + spacing)) if self.__data.labelOrientation != Qt.Vertical: alignPos.setY(alignPos.y() - textSize.height()) elif align & Qt.AlignBottom: alignPos.setY(alignPos.y() + yOff + spacing) if self.__data.labelOrientation == Qt.Vertical: alignPos.setY(alignPos.y() + textSize.width()) else: if self.__data.labelOrientation == Qt.Vertical: alignPos.setY(alignPos.y() + textSize.width() / 2) else: alignPos.setY(alignPos.y() - textSize.height() / 2) painter.translate(alignPos.x(), alignPos.y()) if self.__data.labelOrientation == Qt.Vertical: painter.rotate(-90.) textRect = QRectF(0, 0, textSize.width(), textSize.height()) self.__data.label.draw(painter, textRect)