diff options
Diffstat (limited to 'krita/core/tiles/kis_tiledhlineiterator.cc')
| -rw-r--r-- | krita/core/tiles/kis_tiledhlineiterator.cc | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/krita/core/tiles/kis_tiledhlineiterator.cc b/krita/core/tiles/kis_tiledhlineiterator.cc deleted file mode 100644 index cf023c1e..00000000 --- a/krita/core/tiles/kis_tiledhlineiterator.cc +++ /dev/null @@ -1,213 +0,0 @@ -/* - * This file is part of the KDE project - * - * Copyright (c) 2004 Casper Boemann <[email protected]> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. -*/ -#include <kdebug.h> - -#include "kis_tile_global.h" -#include "kis_tilediterator.h" - -KisTiledHLineIterator::KisTiledHLineIterator( KisTiledDataManager *ndevice, TQ_INT32 x, TQ_INT32 y, TQ_INT32 w, bool writable) : - KisTiledIterator(ndevice), - m_right(x+w-1), m_left(x) -{ - Q_ASSERT(ndevice != 0); - - m_writable = writable; - m_x = x; - m_y = y; - - // Find tile row,col matching x,y - m_row = yToRow(m_y); - m_leftCol = xToCol(m_x); - m_rightCol = xToCol(m_right); - m_col = m_leftCol; - - // calc limits within the tile - m_yInTile = m_y - m_row * KisTile::HEIGHT; - m_leftInTile = m_x - m_leftCol * KisTile::WIDTH; - - if(m_col == m_rightCol) - m_rightInTile = m_right - m_rightCol * KisTile::WIDTH; - else - m_rightInTile = KisTile::WIDTH - 1; - - m_xInTile = m_leftInTile; - - fetchTileData(m_col, m_row); - m_offset = m_pixelSize * (m_yInTile * KisTile::WIDTH + m_xInTile); -} - -KisTiledHLineIterator::KisTiledHLineIterator(const KisTiledHLineIterator& rhs) - : KisTiledIterator(rhs) -{ - if (this != &rhs) { - m_right = rhs.m_right; - m_left = rhs.m_left; - m_leftCol = rhs.m_leftCol; - m_rightCol = rhs.m_rightCol; - m_xInTile = rhs.m_xInTile; - m_yInTile = rhs.m_yInTile; - m_leftInTile = rhs.m_leftInTile; - m_rightInTile = rhs.m_rightInTile; - } -} - -KisTiledHLineIterator& KisTiledHLineIterator::operator=(const KisTiledHLineIterator& rhs) -{ - if (this != &rhs) { - KisTiledIterator::operator=(rhs); - m_right = rhs.m_right; - m_left = rhs.m_left; - m_leftCol = rhs.m_leftCol; - m_rightCol = rhs.m_rightCol; - m_xInTile = rhs.m_xInTile; - m_yInTile = rhs.m_yInTile; - m_leftInTile = rhs.m_leftInTile; - m_rightInTile = rhs.m_rightInTile; - } - return *this; -} - -KisTiledHLineIterator::~KisTiledHLineIterator( ) -{ -} - -KisTiledHLineIterator & KisTiledHLineIterator::operator ++ () -{ - if(m_xInTile >= m_rightInTile) - { - nextTile(); - fetchTileData(m_col, m_row); - m_xInTile =m_leftInTile; - m_offset = m_pixelSize * (m_yInTile * KisTile::WIDTH + m_xInTile); - } - else - { - m_xInTile++; - m_offset += m_pixelSize; - } - m_x++; - - return *this; -} - -void KisTiledHLineIterator::nextTile() -{ - if(m_col < m_rightCol) - { - m_col++; - m_leftInTile = 0; - - if(m_col == m_rightCol) - m_rightInTile = m_right - m_rightCol * KisTile::WIDTH; - else - m_rightInTile = KisTile::WIDTH - 1; - } -} - -void KisTiledHLineIterator::prevTile() -{ - if(m_col > m_leftCol) - { - m_col--; - - if(m_col == m_leftCol) { - m_leftInTile = m_left - m_leftCol * KisTile::WIDTH; - } else { - m_leftInTile = 0; - } - // the only place this doesn't apply, is if we're in rightCol, and we can't go there - m_rightInTile = KisTile::WIDTH - 1; - } -} - -TQ_INT32 KisTiledHLineIterator::nConseqHPixels() const -{ - return m_rightInTile - m_xInTile + 1; -} - -KisTiledHLineIterator & KisTiledHLineIterator::operator+=(int n) -{ - // XXX what if outside the valid range of this iterator? - if(m_xInTile + n > m_rightInTile) - { - m_x += n; - m_col = xToCol(m_x); - m_xInTile = m_x - m_col * KisTile::WIDTH; - m_leftInTile = 0; - - if(m_col == m_rightCol) - m_rightInTile = m_right - m_rightCol * KisTile::WIDTH; - else - m_rightInTile = KisTile::WIDTH - 1; - - fetchTileData(m_col, m_row); - } - else - { - m_xInTile += n; - m_x += n; - } - m_offset = m_pixelSize * (m_yInTile * KisTile::WIDTH + m_xInTile); - - return *this; -} - -KisTiledHLineIterator & KisTiledHLineIterator::operator -- () -{ - if(m_xInTile <= 0) - { - prevTile(); - fetchTileData(m_col, m_row); - m_xInTile = KisTile::WIDTH - 1; - m_offset = m_pixelSize * (m_yInTile * KisTile::WIDTH + m_xInTile); - } - else - { - m_xInTile--; - m_offset -= m_pixelSize; - } - m_x--; - - return *this; -} - -void KisTiledHLineIterator::nextRow() -{ - m_y++; - m_yInTile++; - m_x = m_left; - m_leftInTile = m_x - m_leftCol * KisTile::WIDTH; - m_xInTile = m_leftInTile; - if( m_yInTile >= KisTile::HEIGHT ) - { // Need a new row - m_yInTile = 0; - m_row++; - m_col = m_leftCol; - fetchTileData(m_col, m_row); - } else if( m_leftCol != m_col ) { - m_col = m_leftCol; - fetchTileData(m_col, m_row); - } - if(m_col == m_rightCol) - m_rightInTile = m_right - m_rightCol * KisTile::WIDTH; - else - m_rightInTile = KisTile::WIDTH - 1; - m_offset = m_pixelSize * (m_yInTile * KisTile::WIDTH + m_xInTile); -} |