KisTileDataStoreClockIterator Class Reference

#include <kis_tile_data_store_iterators.h>

Public Member Functions
bool	hasNext () const
	KisTileDataStoreClockIterator (ConcurrentMap< int, KisTileData * > &map, int startIndex, KisTileDataStore *store)
KisTileData *	next ()
KisTileData *	peekNext ()
bool	trySwapOut (KisTileData *td)

Private Member Functions
int	getFinalPosition ()

Private Attributes
bool	m_endReached
int	m_finalPosition
ConcurrentMap< int, KisTileData * >::Iterator	m_iterator
ConcurrentMap< int, KisTileData * > &	m_map
KisTileData *	m_startItem
KisTileDataStore *	m_store

Friends
class	KisTileDataStore

Detailed Description

Definition at line 79 of file kis_tile_data_store_iterators.h.

Constructor & Destructor Documentation

KisTileDataStoreClockIterator()

KisTileDataStoreClockIterator::KisTileDataStoreClockIterator ( ConcurrentMap< int, KisTileData * > & map, int startIndex, KisTileDataStore * store )

inline

Definition at line 82 of file kis_tile_data_store_iterators.h.

        : m_map(map),
          m_store(store)
    {
        m_iterator.setMap(m_map);
        m_finalPosition = m_iterator.getValue()->m_tileNumber;
        m_startItem = m_map.get(startIndex);
 
        if (m_iterator.getValue() == m_startItem || !m_startItem) {
            m_startItem = 0;
            m_endReached = true;
        } else {
            while (m_iterator.getValue() != m_startItem) {
                m_iterator.next();
            }
            m_endReached = false;
        }
    }

References ConcurrentMap< K, V, KT, VT >::get(), m_endReached, m_finalPosition, m_iterator, m_map, and m_startItem.

Member Function Documentation

getFinalPosition()

int KisTileDataStoreClockIterator::getFinalPosition ( )

inlineprivate

Definition at line 141 of file kis_tile_data_store_iterators.h.

    {
        if (!m_iterator.isValid()) {
            return m_finalPosition;
        }
 
        return m_iterator.getValue()->m_tileNumber;
    }

References m_finalPosition, and m_iterator.

hasNext()

bool KisTileDataStoreClockIterator::hasNext ( ) const

inline

Definition at line 125 of file kis_tile_data_store_iterators.h.

    {
        return !(m_endReached && m_iterator.getValue() == m_startItem);
    }

References m_endReached, m_iterator, and m_startItem.

next()

KisTileData * KisTileDataStoreClockIterator::next ( )

inline

Definition at line 113 of file kis_tile_data_store_iterators.h.

    {
        if (!m_iterator.isValid()) {
            m_iterator.setMap(m_map);
            m_endReached = true;
        }
 
        KisTileData *current = m_iterator.getValue();
        m_iterator.next();
        return current;
    }

References m_endReached, m_iterator, and m_map.

peekNext()

KisTileData * KisTileDataStoreClockIterator::peekNext ( )

inline

Definition at line 103 of file kis_tile_data_store_iterators.h.

    {
        if (!m_iterator.isValid()) {
            m_iterator.setMap(m_map);
            m_endReached = true;
        }
 
        return m_iterator.getValue();
    }

References m_endReached, m_iterator, and m_map.

trySwapOut()

bool KisTileDataStoreClockIterator::trySwapOut ( KisTileData * td )

inline

Definition at line 130 of file kis_tile_data_store_iterators.h.

    {
        if (td == m_iterator.getValue()) {
            m_iterator.next();
        }
 
        return m_store->trySwapTileData(td);
    }

References m_iterator, m_store, and KisTileDataStore::trySwapTileData().

Friends And Related Symbol Documentation

KisTileDataStore

friend class KisTileDataStore

friend

Definition at line 140 of file kis_tile_data_store_iterators.h.

Member Data Documentation

m_endReached

bool KisTileDataStoreClockIterator::m_endReached

private

Definition at line 154 of file kis_tile_data_store_iterators.h.

m_finalPosition

int KisTileDataStoreClockIterator::m_finalPosition

private

Definition at line 156 of file kis_tile_data_store_iterators.h.

m_iterator

ConcurrentMap<int,KisTileData*>::Iterator KisTileDataStoreClockIterator::m_iterator

private

Definition at line 152 of file kis_tile_data_store_iterators.h.

m_map

ConcurrentMap<int, KisTileData*>& KisTileDataStoreClockIterator::m_map

private

Definition at line 151 of file kis_tile_data_store_iterators.h.

m_startItem

KisTileData* KisTileDataStoreClockIterator::m_startItem

private

Definition at line 153 of file kis_tile_data_store_iterators.h.

m_store

KisTileDataStore* KisTileDataStoreClockIterator::m_store

private

Definition at line 155 of file kis_tile_data_store_iterators.h.

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The documentation for this class was generated from the following file:

• libs/image/tiles3/kis_tile_data_store_iterators.h