def colorBarRect(self, rect): """ Calculate the the rectangle for the color bar :param QRectF rect: Bounding rectangle for all components of the scale :return: Rectangle for the color bar """ cr = QRectF(rect) if self.__data.scaleDraw.orientation() == Qt.Horizontal: cr.setLeft(cr.left() + self.__data.borderDist[0]) cr.setWidth(cr.width() - self.__data.borderDist[1] + 1) else: cr.setTop(cr.top() + self.__data.borderDist[0]) cr.setHeight(cr.height() - self.__data.borderDist[1] + 1) sda = self.__data.scaleDraw.alignment() if sda == QwtScaleDraw.LeftScale: cr.setLeft(cr.right()-self.__data.margin-self.__data.colorBar.width) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.RightScale: cr.setLeft(cr.left()+self.__data.margin) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.BottomScale: cr.setTop(cr.top()+self.__data.margin) cr.setHeight(self.__data.colorBar.width) elif sda == QwtScaleDraw.TopScale: cr.setTop(cr.bottom()-self.__data.margin-self.__data.colorBar.width) cr.setHeight(self.__data.colorBar.width) return cr
def colorBarRect(self, rect): """ Calculate the the rectangle for the color bar :param QRectF rect: Bounding rectangle for all components of the scale :return: Rectangle for the color bar """ cr = QRectF(rect) if self.__data.scaleDraw.orientation() == Qt.Horizontal: cr.setLeft(cr.left() + self.__data.borderDist[0]) cr.setWidth(cr.width() - self.__data.borderDist[1] + 1) else: cr.setTop(cr.top() + self.__data.borderDist[0]) cr.setHeight(cr.height() - self.__data.borderDist[1] + 1) sda = self.__data.scaleDraw.alignment() if sda == QwtScaleDraw.LeftScale: cr.setLeft(cr.right() - self.__data.margin - self.__data.colorBar.width) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.RightScale: cr.setLeft(cr.left() + self.__data.margin) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.BottomScale: cr.setTop(cr.top() + self.__data.margin) cr.setHeight(self.__data.colorBar.width) elif sda == QwtScaleDraw.TopScale: cr.setTop(cr.bottom() - self.__data.margin - self.__data.colorBar.width) cr.setHeight(self.__data.colorBar.width) return cr
def qwtDrawStar1Symbols(painter, points, numPoints, symbol): size =symbol.size() painter.setPen(symbol.pen()) sqrt1_2 = np.sqrt(.5) r = QRectF(0, 0, size.width(), size.height()) for pos in points: r.moveCenter(pos.toPoint()) c = QPointF(r.center()) d1 = r.width()/2.*(1.-sqrt1_2) painter.drawLine(r.left()+d1, r.top()+d1, r.right()-d1, r.bottom()-d1) painter.drawLine(r.left()+d1, r.bottom()-d1, r.right()-d1, r.top()+d1) painter.drawLine(c.x(), r.top(), c.x(), r.bottom()) painter.drawLine(r.left(), c.y(), r.right(), c.y())
def qwtBoundingRectT(series, from_, to): boundingRect = QRectF(1.0, 1.0, -2.0, -2.0) if from_ < 0: from_ = 0 if to < 0: to = series.size() - 1 if to < from_: return boundingRect first_stage = True for i in range(from_, to + 1): rect = qwtBoundingRect(series.sample(i)) if rect.width() >= 0. and rect.height() >= 0.: if first_stage: boundingRect = rect first_stage = False continue else: boundingRect.setLeft(min([boundingRect.left(), rect.left()])) boundingRect.setRight(max([boundingRect.right(), rect.right()])) boundingRect.setTop(min([boundingRect.top(), rect.top()])) boundingRect.setBottom( max([boundingRect.bottom(), rect.bottom()])) return boundingRect
def qwtDrawStar1Symbols(painter, points, numPoints, symbol): size = symbol.size() painter.setPen(symbol.pen()) sqrt1_2 = np.sqrt(.5) r = QRectF(0, 0, size.width(), size.height()) for pos in points: r.moveCenter(pos.toPoint()) c = QPointF(r.center()) d1 = r.width() / 2. * (1. - sqrt1_2) painter.drawLine(r.left() + d1, r.top() + d1, r.right() - d1, r.bottom() - d1) painter.drawLine(r.left() + d1, r.bottom() - d1, r.right() - d1, r.top() + d1) painter.drawLine(c.x(), r.top(), c.x(), r.bottom()) painter.drawLine(r.left(), c.y(), r.right(), c.y())
def drawColumn(self, painter, rect, sample): if self.__data.symbol and\ self.__data.symbol.style() != QwtColumnSymbol.NoStyle: self.__data.symbol.draw(painter, rect) else: r = QRectF(rect.toRect()) if QwtPainter.roundingAlignment(painter): r.setLeft(round(r.left())) r.setRight(round(r.right())) r.setTop(round(r.top())) r.setBottom(round(r.bottom())) QwtPainter.drawRect(painter, r)
def colorBarRect(self, rect): cr = QRectF(rect) if self.__data.scaleDraw.orientation() == Qt.Horizontal: cr.setLeft(cr.left() + self.__data.borderDist[0]) cr.setWidth(cr.width() - self.__data.borderDist[1] + 1) else: cr.setTop(cr.top() + self.__data.borderDist[0]) cr.setHeight(cr.height() - self.__data.borderDist[1] + 1) sda = self.__data.scaleDraw.alignment() if sda == QwtScaleDraw.LeftScale: cr.setLeft(cr.right()-self.__data.margin-self.__data.colorBar.width) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.RightScale: cr.setLeft(cr.left()+self.__data.margin) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.BottomScale: cr.setTop(cr.top()+self.__data.margin) cr.setHeight(self.__data.colorBar.width) elif sda == QwtScaleDraw.TopScale: cr.setTop(cr.bottom()-self.__data.margin-self.__data.colorBar.width) cr.setHeight(self.__data.colorBar.width) return cr
def colorBarRect(self, rect): cr = QRectF(rect) if self.__data.scaleDraw.orientation() == Qt.Horizontal: cr.setLeft(cr.left() + self.__data.borderDist[0]) cr.setWidth(cr.width() - self.__data.borderDist[1] + 1) else: cr.setTop(cr.top() + self.__data.borderDist[0]) cr.setHeight(cr.height() - self.__data.borderDist[1] + 1) sda = self.__data.scaleDraw.alignment() if sda == QwtScaleDraw.LeftScale: cr.setLeft(cr.right() - self.__data.margin - self.__data.colorBar.width) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.RightScale: cr.setLeft(cr.left() + self.__data.margin) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.BottomScale: cr.setTop(cr.top() + self.__data.margin) cr.setHeight(self.__data.colorBar.width) elif sda == QwtScaleDraw.TopScale: cr.setTop(cr.bottom() - self.__data.margin - self.__data.colorBar.width) cr.setHeight(self.__data.colorBar.width) return cr
def boundingRect(self): rect = QRectF(self.data().boundingRect()) if not rect.isValid(): return rect if self.orientation() == Qt.Horizontal: rect = QRectF(rect.y(), rect.x(), rect.height(), rect.width()) if rect.left() > self.__data.baseline: rect.setLeft(self.__data.baseline) elif rect.right() < self.__data.baseline: rect.setRight(self.__data.baseline) else: if rect.bottom() < self.__data.baseline: rect.setBottom(self.__data.baseline) elif rect.top() > self.__data.baseline: rect.setTop(self.__data.baseline) return rect
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 setCornerRects(self, path): pos = QPointF(0., 0.) for i in range(path.elementCount()): el = path.elementAt(i) if el.type in (QPainterPath.MoveToElement, QPainterPath.LineToElement): pos.setX(el.x) pos.setY(el.y) elif el.type == QPainterPath.CurveToElement: r = QRectF(pos, QPointF(el.x, el.y)) self.clipRects += [r.normalized()] pos.setX(el.x) pos.setY(el.y) elif el.type == QPainterPath.CurveToDataElement: if self.clipRects: r = self.clipRects[-1] r.setCoords(min([r.left(), el.x]), min([r.top(), el.y]), max([r.right(), el.x]), max([r.bottom(), el.y])) self.clipRects[-1] = r.normalized()
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 qwtBoundingRectT(series, from_, to): boundingRect = QRectF(1.0, 1.0, -2.0, -2.0) if from_ < 0: from_ = 0 if to < 0: to = series.size() - 1 if to < from_: return boundingRect first_stage = True for i in range(from_, to + 1): rect = qwtBoundingRect(series.sample(i)) if rect.width() >= 0.0 and rect.height() >= 0.0: if first_stage: boundingRect = rect first_stage = False continue else: boundingRect.setLeft(min([boundingRect.left(), rect.left()])) boundingRect.setRight(max([boundingRect.right(), rect.right()])) boundingRect.setTop(min([boundingRect.top(), rect.top()])) boundingRect.setBottom(max([boundingRect.bottom(), rect.bottom()])) return boundingRect
def drawLines(self, painter, xMap, yMap, from_, to): doAlign = QwtPainter.roundingAlignment(painter) painter.setPen(self.__data.pen) painter.setBrush(self.__data.brush) series = self.data() for i in range(from_, to + 1): sample = series.sample(i) if not sample.interval.isNull(): rect = self.columnRect(sample, xMap, yMap) r = QRectF(rect.toRect()) if doAlign: r.setLeft(round(r.left())) r.setRight(round(r.right())) r.setTop(round(r.top())) r.setBottom(round(r.bottom())) if rect.direction == QwtColumnRect.LeftToRight: QwtPainter.drawLine(painter, r.topRight(), r.bottomRight()) elif rect.direction == QwtColumnRect.RightToLeft: QwtPainter.drawLine(painter, r.topLeft(), r.bottomLeft()) elif rect.direction == QwtColumnRect.TopToBottom: QwtPainter.drawLine(painter, r.bottomRight(), r.bottomLeft()) elif rect.direction == QwtColumnRect.BottomToTop: QwtPainter.drawLine(painter, r.topRight(), r.topLeft())
def activate(self, plot, plotRect, options=0x00): self.invalidate() rect = QRectF(plotRect) self.__data.layoutData.init(plot, rect) if not (options & self.IgnoreLegend) and plot.legend() and\ not plot.legend().isEmpty(): self.__data.legendRect = self.layoutLegend(options, rect) region = QRegion(rect.toRect()) rect = region.subtracted(QRegion(self.__data.legendRect.toRect()) ).boundingRect() if self.__data.legendPos == QwtPlot.LeftLegend: rect.setLeft(rect.left()+self.__data.spacing) elif self.__data.legendPos == QwtPlot.RightLegend: rect.setRight(rect.right()-self.__data.spacing) elif self.__data.legendPos == QwtPlot.TopLegend: rect.setTop(rect.top()+self.__data.spacing) elif self.__data.legendPos == QwtPlot.BottomLegend: rect.setBottom(rect.bottom()-self.__data.spacing) # +---+-----------+---+ # | Title | # +---+-----------+---+ # | | Axis | | # +---+-----------+---+ # | A | | A | # | x | Canvas | x | # | i | | i | # | s | | s | # +---+-----------+---+ # | | Axis | | # +---+-----------+---+ # | Footer | # +---+-----------+---+ dimTitle, dimFooter, dimAxes = self.expandLineBreaks(options, rect) if dimTitle > 0: self.__data.titleRect.setRect(rect.left(), rect.top(), rect.width(), dimTitle) rect.setTop(self.__data.titleRect.bottom()+self.__data.spacing) if self.__data.layoutData.scale[QwtPlot.yLeft].isEnabled !=\ self.__data.layoutData.scale[QwtPlot.yRight].isEnabled: self.__data.titleRect.setX(rect.left()+dimAxes[QwtPlot.yLeft]) self.__data.titleRect.setWidth(rect.width()\ -dimAxes[QwtPlot.yLeft]-dimAxes[QwtPlot.yRight]) if dimFooter > 0: self.__data.footerRect.setRect(rect.left(), rect.bottom()-dimFooter, rect.width(), dimFooter) rect.setBottom(self.__data.footerRect.top()-self.__data.spacing) if self.__data.layoutData.scale[QwtPlot.yLeft].isEnabled !=\ self.__data.layoutData.scale[QwtPlot.yRight].isEnabled: self.__data.footerRect.setX(rect.left()+dimAxes[QwtPlot.yLeft]) self.__data.footerRect.setWidth(rect.width()\ -dimAxes[QwtPlot.yLeft]-dimAxes[QwtPlot.yRight]) self.__data.canvasRect.setRect( rect.x()+dimAxes[QwtPlot.yLeft], rect.y()+dimAxes[QwtPlot.xTop], rect.width()-dimAxes[QwtPlot.yRight]-dimAxes[QwtPlot.yLeft], rect.height()-dimAxes[QwtPlot.xBottom]-dimAxes[QwtPlot.xTop]) for axis in range(QwtPlot.axisCnt): if dimAxes[axis]: dim = dimAxes[axis] scaleRect = self.__data.scaleRect[axis] scaleRect.setRect(*self.__data.canvasRect.getRect()) if axis == QwtPlot.yLeft: scaleRect.setX(self.__data.canvasRect.left()-dim) scaleRect.setWidth(dim) elif axis == QwtPlot.yRight: scaleRect.setX(self.__data.canvasRect.right()) scaleRect.setWidth(dim) elif axis == QwtPlot.xBottom: scaleRect.setY(self.__data.canvasRect.bottom()) scaleRect.setHeight(dim) elif axis == QwtPlot.xTop: scaleRect.setY(self.__data.canvasRect.top()-dim) scaleRect.setHeight(dim) scaleRect = scaleRect.normalized() # +---+-----------+---+ # | <- Axis -> | # +-^-+-----------+-^-+ # | | | | | | # | | | | # | A | | A | # | x | Canvas | x | # | i | | i | # | s | | s | # | | | | # | | | | | | # +-V-+-----------+-V-+ # | <- Axis -> | # +---+-----------+---+ self.alignScales(options, self.__data.canvasRect, self.__data.scaleRect) if not self.__data.legendRect.isEmpty(): self.__data.legendRect = self.alignLegend(self.__data.canvasRect, self.__data.legendRect)
def activate(self, plot, plotRect, options=0x00): """ Recalculate the geometry of all components. :param qwt.plot.QwtPlot plot: Plot to be layout :param QRectF plotRect: Rectangle where to place the components :param options: Layout options """ self.invalidate() rect = QRectF(plotRect) self.__data.layoutData.init(plot, rect) if not (options & self.IgnoreLegend) and plot.legend() and\ not plot.legend().isEmpty(): self.__data.legendRect = self.layoutLegend(options, rect) region = QRegion(rect.toRect()) rect = region.subtracted(QRegion(self.__data.legendRect.toRect()) ).boundingRect() if self.__data.legendPos == QwtPlot.LeftLegend: rect.setLeft(rect.left()+self.__data.spacing) elif self.__data.legendPos == QwtPlot.RightLegend: rect.setRight(rect.right()-self.__data.spacing) elif self.__data.legendPos == QwtPlot.TopLegend: rect.setTop(rect.top()+self.__data.spacing) elif self.__data.legendPos == QwtPlot.BottomLegend: rect.setBottom(rect.bottom()-self.__data.spacing) # +---+-----------+---+ # | Title | # +---+-----------+---+ # | | Axis | | # +---+-----------+---+ # | A | | A | # | x | Canvas | x | # | i | | i | # | s | | s | # +---+-----------+---+ # | | Axis | | # +---+-----------+---+ # | Footer | # +---+-----------+---+ # title, footer and axes include text labels. The height of each # label depends on its line breaks, that depend on the width # for the label. A line break in a horizontal text will reduce # the available width for vertical texts and vice versa. # expandLineBreaks finds the height/width for title, footer and axes # including all line breaks. dimTitle, dimFooter, dimAxes = self.expandLineBreaks(options, rect) if dimTitle > 0: self.__data.titleRect.setRect(rect.left(), rect.top(), rect.width(), dimTitle) rect.setTop(self.__data.titleRect.bottom()+self.__data.spacing) if self.__data.layoutData.scale[QwtPlot.yLeft].isEnabled !=\ self.__data.layoutData.scale[QwtPlot.yRight].isEnabled: self.__data.titleRect.setX(rect.left()+dimAxes[QwtPlot.yLeft]) self.__data.titleRect.setWidth(rect.width()\ -dimAxes[QwtPlot.yLeft]-dimAxes[QwtPlot.yRight]) if dimFooter > 0: self.__data.footerRect.setRect(rect.left(), rect.bottom()-dimFooter, rect.width(), dimFooter) rect.setBottom(self.__data.footerRect.top()-self.__data.spacing) if self.__data.layoutData.scale[QwtPlot.yLeft].isEnabled !=\ self.__data.layoutData.scale[QwtPlot.yRight].isEnabled: self.__data.footerRect.setX(rect.left()+dimAxes[QwtPlot.yLeft]) self.__data.footerRect.setWidth(rect.width()\ -dimAxes[QwtPlot.yLeft]-dimAxes[QwtPlot.yRight]) self.__data.canvasRect.setRect( rect.x()+dimAxes[QwtPlot.yLeft], rect.y()+dimAxes[QwtPlot.xTop], rect.width()-dimAxes[QwtPlot.yRight]-dimAxes[QwtPlot.yLeft], rect.height()-dimAxes[QwtPlot.xBottom]-dimAxes[QwtPlot.xTop]) for axis in QwtPlot.validAxes: if dimAxes[axis]: dim = dimAxes[axis] scaleRect = self.__data.scaleRect[axis] scaleRect.setRect(*self.__data.canvasRect.getRect()) if axis == QwtPlot.yLeft: scaleRect.setX(self.__data.canvasRect.left()-dim) scaleRect.setWidth(dim) elif axis == QwtPlot.yRight: scaleRect.setX(self.__data.canvasRect.right()) scaleRect.setWidth(dim) elif axis == QwtPlot.xBottom: scaleRect.setY(self.__data.canvasRect.bottom()) scaleRect.setHeight(dim) elif axis == QwtPlot.xTop: scaleRect.setY(self.__data.canvasRect.top()-dim) scaleRect.setHeight(dim) scaleRect = scaleRect.normalized() # +---+-----------+---+ # | <- Axis -> | # +-^-+-----------+-^-+ # | | | | | | # | | | | # | A | | A | # | x | Canvas | x | # | i | | i | # | s | | s | # | | | | # | | | | | | # +-V-+-----------+-V-+ # | <- Axis -> | # +---+-----------+---+ # The ticks of the axes - not the labels above - should # be aligned to the canvas. So we try to use the empty # corners to extend the axes, so that the label texts # left/right of the min/max ticks are moved into them. self.alignScales(options, self.__data.canvasRect, self.__data.scaleRect) if not self.__data.legendRect.isEmpty(): self.__data.legendRect = self.alignLegend(self.__data.canvasRect, self.__data.legendRect)
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 activate(self, plot, plotRect, options=0x00): self.invalidate() rect = QRectF(plotRect) self.__data.layoutData.init(plot, rect) if not (options & self.IgnoreLegend) and plot.legend() and\ not plot.legend().isEmpty(): self.__data.legendRect = self.layoutLegend(options, rect) region = QRegion(rect.toRect()) rect = region.subtracted(QRegion( self.__data.legendRect.toRect())).boundingRect() if self.__data.legendPos == QwtPlot.LeftLegend: rect.setLeft(rect.left() + self.__data.spacing) elif self.__data.legendPos == QwtPlot.RightLegend: rect.setRight(rect.right() - self.__data.spacing) elif self.__data.legendPos == QwtPlot.TopLegend: rect.setTop(rect.top() + self.__data.spacing) elif self.__data.legendPos == QwtPlot.BottomLegend: rect.setBottom(rect.bottom() - self.__data.spacing) # +---+-----------+---+ # | Title | # +---+-----------+---+ # | | Axis | | # +---+-----------+---+ # | A | | A | # | x | Canvas | x | # | i | | i | # | s | | s | # +---+-----------+---+ # | | Axis | | # +---+-----------+---+ # | Footer | # +---+-----------+---+ dimTitle, dimFooter, dimAxes = self.expandLineBreaks(options, rect) if dimTitle > 0: self.__data.titleRect.setRect(rect.left(), rect.top(), rect.width(), dimTitle) rect.setTop(self.__data.titleRect.bottom() + self.__data.spacing) if self.__data.layoutData.scale[QwtPlot.yLeft].isEnabled !=\ self.__data.layoutData.scale[QwtPlot.yRight].isEnabled: self.__data.titleRect.setX(rect.left() + dimAxes[QwtPlot.yLeft]) self.__data.titleRect.setWidth(rect.width()\ -dimAxes[QwtPlot.yLeft]-dimAxes[QwtPlot.yRight]) if dimFooter > 0: self.__data.footerRect.setRect(rect.left(), rect.bottom() - dimFooter, rect.width(), dimFooter) rect.setBottom(self.__data.footerRect.top() - self.__data.spacing) if self.__data.layoutData.scale[QwtPlot.yLeft].isEnabled !=\ self.__data.layoutData.scale[QwtPlot.yRight].isEnabled: self.__data.footerRect.setX(rect.left() + dimAxes[QwtPlot.yLeft]) self.__data.footerRect.setWidth(rect.width()\ -dimAxes[QwtPlot.yLeft]-dimAxes[QwtPlot.yRight]) self.__data.canvasRect.setRect( rect.x() + dimAxes[QwtPlot.yLeft], rect.y() + dimAxes[QwtPlot.xTop], rect.width() - dimAxes[QwtPlot.yRight] - dimAxes[QwtPlot.yLeft], rect.height() - dimAxes[QwtPlot.xBottom] - dimAxes[QwtPlot.xTop]) for axis in range(QwtPlot.axisCnt): if dimAxes[axis]: dim = dimAxes[axis] scaleRect = self.__data.scaleRect[axis] scaleRect.setRect(*self.__data.canvasRect.getRect()) if axis == QwtPlot.yLeft: scaleRect.setX(self.__data.canvasRect.left() - dim) scaleRect.setWidth(dim) elif axis == QwtPlot.yRight: scaleRect.setX(self.__data.canvasRect.right()) scaleRect.setWidth(dim) elif axis == QwtPlot.xBottom: scaleRect.setY(self.__data.canvasRect.bottom()) scaleRect.setHeight(dim) elif axis == QwtPlot.xTop: scaleRect.setY(self.__data.canvasRect.top() - dim) scaleRect.setHeight(dim) scaleRect = scaleRect.normalized() # +---+-----------+---+ # | <- Axis -> | # +-^-+-----------+-^-+ # | | | | | | # | | | | # | A | | A | # | x | Canvas | x | # | i | | i | # | s | | s | # | | | | # | | | | | | # +-V-+-----------+-V-+ # | <- Axis -> | # +---+-----------+---+ self.alignScales(options, self.__data.canvasRect, self.__data.scaleRect) if not self.__data.legendRect.isEmpty(): self.__data.legendRect = self.alignLegend(self.__data.canvasRect, self.__data.legendRect)
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