Method xIndexCount

src/backend/worksheet/plots/cartesian/ProcessBehaviorChart.cpp:350–367

! * returns the number of index labels used for x. */

 * returns the number of index labels used for x.
 */
int ProcessBehaviorChart::xIndexCount() const {
	Q_D(const ProcessBehaviorChart);
	if (!d->dataColumn)
		return 0;

	int count = d->dataColumn->rowCount();
	// subract the remainder to handle complete samples only for chart types where one point per sample is plotted
	if (d->type == ProcessBehaviorChart::Type::XbarR || d->type == ProcessBehaviorChart::Type::R || d->type == ProcessBehaviorChart::Type::XbarS
		|| d->type == ProcessBehaviorChart::Type::S) {
		const int remainder = count % d->sampleSize;
		if (remainder > 0)
			count -= remainder;

		count = count / d->sampleSize;
	}

	return count;
}

// lines
Line* ProcessBehaviorChart::dataLine() const {