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Diffstat (limited to 'kdefx/kpixmapsplitter.cpp')
-rw-r--r-- | kdefx/kpixmapsplitter.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/kdefx/kpixmapsplitter.cpp b/kdefx/kpixmapsplitter.cpp new file mode 100644 index 000000000..83fc3de5b --- /dev/null +++ b/kdefx/kpixmapsplitter.cpp @@ -0,0 +1,95 @@ +/* This file is part of the KDE libraries + Copyright (C) 2000 Carsten Pfeiffer <pfeiffer@kde.org> + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#include "kpixmapsplitter.h" + +KPixmapSplitter::KPixmapSplitter() + : m_itemSize( 4, 7 ), + m_vSpacing( 0 ), + m_hSpacing( 0 ), + m_numCols( 0 ), + m_numRows( 0 ), + m_dirty( false ) +{ +} + +KPixmapSplitter::~KPixmapSplitter() +{ +} + +void KPixmapSplitter::setPixmap( const QPixmap& pixmap ) +{ + m_pixmap = pixmap; + m_dirty = true; +} + +void KPixmapSplitter::setItemSize( const QSize& size ) +{ + if ( size != m_itemSize ) { + m_itemSize = size; + m_dirty = true; + } +} + +void KPixmapSplitter::setVSpacing( int spacing ) +{ + if ( spacing != m_vSpacing ) { + m_vSpacing = spacing; + m_dirty = true; + } +} + +void KPixmapSplitter::setHSpacing( int spacing ) +{ + if ( spacing != m_hSpacing ) { + m_hSpacing = spacing; + m_dirty = true; + } +} + + +QRect KPixmapSplitter::coordinates( int pos ) +{ + if ( pos < 0 || m_pixmap.isNull() ) + return QRect(); + + if ( m_dirty ) { + m_numCols = m_pixmap.width() / ( m_itemSize.width() + m_hSpacing ); + m_numRows = m_pixmap.height() / ( m_itemSize.height() + m_vSpacing ); + m_dirty = false; + // qDebug("cols: %i, rows: %i (pixmap: %i, %i)", m_numCols, m_numRows, m_pixmap.width(), m_pixmap.height()); + } + + if ( m_numCols == 0 || m_numRows == 0 ) + return QRect(); + + int row = pos / m_numCols; + int col = pos - (row * m_numCols); + + return QRect( col * (m_itemSize.width() + m_hSpacing), + row * (m_itemSize.height() + m_vSpacing), + m_itemSize.width(), + m_itemSize.height() ); +} + +QRect KPixmapSplitter::coordinates( const QChar& ch ) +{ + return coordinates( (unsigned char) ch.latin1() ); +} + |