139 lines
2.7 KiB
C++
139 lines
2.7 KiB
C++
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// xlsxcellrange.cpp
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#include "xlsxcellrange.h"
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#include "xlsxcellreference.h"
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#include <QPoint>
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#include <QString>
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#include <QStringList>
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QT_BEGIN_NAMESPACE_XLSX
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/*!
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\class CellRange
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\brief For a range "A1:B2" or single cell "A1"
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\inmodule QtXlsx
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The CellRange class stores the top left and bottom
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right rows and columns of a range in a worksheet.
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*/
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/*!
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Constructs an range, i.e. a range
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whose rowCount() and columnCount() are 0.
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*/
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CellRange::CellRange()
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: top(-1)
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, left(-1)
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, bottom(-2)
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, right(-2)
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{
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}
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/*!
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Constructs the range from the given \a top, \a
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left, \a bottom and \a right rows and columns.
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\sa topRow(), leftColumn(), bottomRow(), rightColumn()
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*/
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CellRange::CellRange(int top, int left, int bottom, int right)
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: top(top)
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, left(left)
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, bottom(bottom)
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, right(right)
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{
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}
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CellRange::CellRange(const CellReference &topLeft, const CellReference &bottomRight)
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: top(topLeft.row())
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, left(topLeft.column())
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, bottom(bottomRight.row())
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, right(bottomRight.column())
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{
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}
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/*!
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\overload
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Constructs the range form the given \a range string.
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*/
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CellRange::CellRange(const QString &range)
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{
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init(range);
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}
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/*!
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\overload
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Constructs the range form the given \a range string.
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*/
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CellRange::CellRange(const char *range)
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{
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init(QString::fromLatin1(range));
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}
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void CellRange::init(const QString &range)
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{
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QStringList rs = range.split(QLatin1Char(':'));
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if (rs.size() == 2) {
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CellReference start(rs[0]);
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CellReference end(rs[1]);
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top = start.row();
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left = start.column();
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bottom = end.row();
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right = end.column();
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} else {
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CellReference p(rs[0]);
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top = p.row();
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left = p.column();
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bottom = p.row();
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right = p.column();
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}
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}
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/*!
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Constructs a the range by copying the given \a
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other range.
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*/
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CellRange::CellRange(const CellRange &other)
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: top(other.top)
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, left(other.left)
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, bottom(other.bottom)
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, right(other.right)
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{
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}
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/*!
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Destroys the range.
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*/
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CellRange::~CellRange()
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{
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}
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/*!
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Convert the range to string notation, such as "A1:B5".
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*/
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QString CellRange::toString(bool row_abs, bool col_abs) const
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{
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if (!isValid())
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return QString();
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if (left == right && top == bottom) {
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// Single cell
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return CellReference(top, left).toString(row_abs, col_abs);
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}
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QString cell_1 = CellReference(top, left).toString(row_abs, col_abs);
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QString cell_2 = CellReference(bottom, right).toString(row_abs, col_abs);
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return cell_1 + QLatin1String(":") + cell_2;
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}
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/*!
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* Returns true if the Range is valid.
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*/
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bool CellRange::isValid() const
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{
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return left <= right && top <= bottom;
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}
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QT_END_NAMESPACE_XLSX
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