/*! \internal \overload Returns the input as pixel coordinates in a QPointF. */ const QPointF QCPAbstractPlottable::coordsToPixels(double key, double value) const { QCPAxis *keyAxis = mKeyAxis.data(); QCPAxis *valueAxis = mValueAxis.data(); if (!keyAxis || !valueAxis) { qDebug() << Q_FUNC_INFO << "invalid key or value axis"; return QPointF(); } if (keyAxis->orientation() == Qt::Horizontal) return QPointF(keyAxis->coordToPixel(key), valueAxis->coordToPixel(value)); else return QPointF(valueAxis->coordToPixel(value), keyAxis->coordToPixel(key)); }
/*! \internal Convenience function for transforming a x/y pixel pair on the QCustomPlot surface to plot coordinates, taking the orientations of the axes associated with this plottable into account (e.g. whether key represents x or y). \a x and \a y are transformed to the plot coodinates and are written to \a key and \a value. \see coordsToPixels, QCPAxis::coordToPixel */ void QCPAbstractPlottable::pixelsToCoords(double x, double y, double &key, double &value) const { QCPAxis *keyAxis = mKeyAxis.data(); QCPAxis *valueAxis = mValueAxis.data(); if (!keyAxis || !valueAxis) { qDebug() << Q_FUNC_INFO << "invalid key or value axis"; return; } if (keyAxis->orientation() == Qt::Horizontal) { key = keyAxis->pixelToCoord(x); value = valueAxis->pixelToCoord(y); } else { key = keyAxis->pixelToCoord(y); value = valueAxis->pixelToCoord(x); } }
/*! \internal Convenience function for transforming a key/value pair to pixels on the QCustomPlot surface, taking the orientations of the axes associated with this plottable into account (e.g. whether key represents x or y). \a key and \a value are transformed to the coodinates in pixels and are written to \a x and \a y. \see pixelsToCoords, QCPAxis::coordToPixel */ void QCPAbstractPlottable::coordsToPixels(double key, double value, double &x, double &y) const { QCPAxis *keyAxis = mKeyAxis.data(); QCPAxis *valueAxis = mValueAxis.data(); if (!keyAxis || !valueAxis) { qDebug() << Q_FUNC_INFO << "invalid key or value axis"; return; } if (keyAxis->orientation() == Qt::Horizontal) { x = keyAxis->coordToPixel(key); y = valueAxis->coordToPixel(value); } else { y = keyAxis->coordToPixel(key); x = valueAxis->coordToPixel(value); } }