def drawSimpleRichText(self, painter, rect, flags, text): txt = text.clone() painter.save() unscaledRect = QRectF(rect) if painter.font().pixelSize() < 0: res = qwtScreenResolution() pd = painter.device() if pd.logicalDpiX() != res.width()\ or pd.logicalDpiY() != res.height(): transform = QTransform() transform.scale(res.width()/float(pd.logicalDpiX()), res.height()/float(pd.logicalDpiY())) painter.setWorldTransform(transform, True) invtrans, _ok = transform.inverted() unscaledRect = invtrans.mapRect(rect) txt.setDefaultFont(painter.font()) txt.setPageSize(QSizeF(unscaledRect.width(), QWIDGETSIZE_MAX)) layout = txt.documentLayout() height = layout.documentSize().height() y = unscaledRect.y() if flags & Qt.AlignBottom: y += unscaledRect.height()-height elif flags & Qt.AlignVCenter: y += (unscaledRect.height()-height)/2 context = QAbstractTextDocumentLayout.PaintContext() context.palette.setColor(QPalette.Text, painter.pen().color()) painter.translate(unscaledRect.x(), y) layout.draw(painter, context) painter.restore()
def drawSimpleRichText(self, painter, rect, flags, text): txt = text.clone() painter.save() unscaledRect = QRectF(rect) if painter.font().pixelSize() < 0: res = qwtScreenResolution() pd = painter.device() if pd.logicalDpiX() != res.width()\ or pd.logicalDpiY() != res.height(): transform = QTransform() transform.scale(res.width() / float(pd.logicalDpiX()), res.height() / float(pd.logicalDpiY())) painter.setWorldTransform(transform, True) invtrans, _ok = transform.inverted() unscaledRect = invtrans.mapRect(rect) txt.setDefaultFont(painter.font()) txt.setPageSize(QSizeF(unscaledRect.width(), QWIDGETSIZE_MAX)) layout = txt.documentLayout() height = layout.documentSize().height() y = unscaledRect.y() if flags & Qt.AlignBottom: y += unscaledRect.height() - height elif flags & Qt.AlignVCenter: y += (unscaledRect.height() - height) / 2 context = QAbstractTextDocumentLayout.PaintContext() context.palette.setColor(QPalette.Text, painter.pen().color()) painter.translate(unscaledRect.x(), y) layout.draw(painter, context) painter.restore()
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 draw(self, painter, rect, flags, text): """ Draw the text in a clipping rectangle :param QPainter painter: Painter :param QRectF rect: Clipping rectangle :param int flags: Bitwise OR of the flags like in for QPainter::drawText() :param str text: Text to be rendered """ txt = QwtRichTextDocument(text, flags, painter.font()) painter.save() unscaledRect = QRectF(rect) if painter.font().pixelSize() < 0: res = qwtScreenResolution() pd = painter.device() if pd.logicalDpiX() != res.width()\ or pd.logicalDpiY() != res.height(): transform = QTransform() transform.scale(res.width() / float(pd.logicalDpiX()), res.height() / float(pd.logicalDpiY())) painter.setWorldTransform(transform, True) invtrans, _ok = transform.inverted() unscaledRect = invtrans.mapRect(rect) txt.setDefaultFont(painter.font()) txt.setPageSize(QSizeF(unscaledRect.width(), QWIDGETSIZE_MAX)) layout = txt.documentLayout() height = layout.documentSize().height() y = unscaledRect.y() if flags & Qt.AlignBottom: y += unscaledRect.height() - height elif flags & Qt.AlignVCenter: y += (unscaledRect.height() - height) / 2 context = QAbstractTextDocumentLayout.PaintContext() context.palette.setColor(QPalette.Text, painter.pen().color()) painter.translate(unscaledRect.x(), y) layout.draw(painter, context) painter.restore()
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 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)