File indexing completed on 2024-05-19 04:26:40

 /*
  *  SPDX-FileCopyrightText: 2013 Dmitry Kazakov <dimula73@gmail.com>
  *
  *  SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #include "kis_wrapped_random_accessor.h"
 
 #include "kis_wrapped_rect.h"
 
 
 KisWrappedRandomAccessor::KisWrappedRandomAccessor(KisTiledDataManager *ktm,
                                                    qint32 offsetX, qint32 offsetY,
                                                    bool writable,
                                                    KisIteratorCompleteListener *completeListener,
                                                    const QRect &wrapRect,
                                                    const WrapAroundAxis wrapAroundModeAxis)
     : KisRandomAccessor2(ktm, offsetX, offsetY, writable, completeListener),
       m_wrapRect(wrapRect),
       m_currentPos(QPoint()),
       m_wrapAxis(wrapAroundModeAxis)
 {
 }
 
 void KisWrappedRandomAccessor::moveTo(qint32 x, qint32 y)
 {
     m_currentPos = QPoint(x, y);
 
     x = KisWrappedRect::xToWrappedX(x, m_wrapRect, m_wrapAxis);
     y = KisWrappedRect::yToWrappedY(y, m_wrapRect, m_wrapAxis);
 
     KisRandomAccessor2::moveTo(x, y);
 }
 
 qint32 KisWrappedRandomAccessor::numContiguousColumns(qint32 x) const
 {
     if (m_wrapAxis == WRAPAROUND_VERTICAL) {
         return KisRandomAccessor2::numContiguousColumns(x);
     }
     x = KisWrappedRect::xToWrappedX(x, m_wrapRect, m_wrapAxis);
     qint32 distanceToBorder = m_wrapRect.x() + m_wrapRect.width() - x;
 
     return qMin(distanceToBorder, KisRandomAccessor2::numContiguousColumns(x));
 }
 
 qint32 KisWrappedRandomAccessor::numContiguousRows(qint32 y) const
 {
     if (m_wrapAxis == WRAPAROUND_HORIZONTAL) {
         return KisRandomAccessor2::numContiguousRows(y);
     }
     y = KisWrappedRect::yToWrappedY(y, m_wrapRect, m_wrapAxis);
     qint32 distanceToBorder = m_wrapRect.y() + m_wrapRect.height() - y;
 
     return qMin(distanceToBorder, KisRandomAccessor2::numContiguousRows(y));
 }
 
 qint32 KisWrappedRandomAccessor::rowStride(qint32 x, qint32 y) const
 {
     x = KisWrappedRect::xToWrappedX(x, m_wrapRect, m_wrapAxis);
     y = KisWrappedRect::yToWrappedY(y, m_wrapRect, m_wrapAxis);
     return KisRandomAccessor2::rowStride(x, y);
 }
 
 qint32 KisWrappedRandomAccessor::x() const
 {
     return m_currentPos.x();
 }
 
 qint32 KisWrappedRandomAccessor::y() const
 {
     return m_currentPos.y();
 }