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koffice/kspread/kspread_cluster.cc

1450 lines
33 KiB

/* This file is part of the KDE project
Copyright (C) 2005 Tomas Mecir <mecirt@gmail.com>
Copyright (C) 2000 Torben Weis <weis@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 <stdlib.h>
#include <kdebug.h>
#include "kspread_cell.h"
#include "kspread_format.h"
#include "kspread_cluster.h"
using namespace KSpread;
/****************************************************
*
* Cluster
*
****************************************************/
/* Generate a matrix LEVEL1 with the size LEVEL1*LEVEL1 */
Cluster::Cluster()
: m_first( 0 ), m_autoDelete( false ), m_biggestX(0), m_biggestY(0)
{
m_cluster = (Cell***)malloc( KSPREAD_CLUSTER_LEVEL1 * KSPREAD_CLUSTER_LEVEL1 * sizeof( Cell** ) );
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
for( int y = 0; y < KSPREAD_CLUSTER_LEVEL1; ++y )
m_cluster[ y * KSPREAD_CLUSTER_LEVEL1 + x ] = 0;
}
/* Delete the matrix LEVEL1 and all existing LEVEL2 matrizes */
Cluster::~Cluster()
{
// Can't we use clear(), to remove double code - Philipp?
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
for( int y = 0; y < KSPREAD_CLUSTER_LEVEL1; ++y )
{
Cell** cl = m_cluster[ y * KSPREAD_CLUSTER_LEVEL1 + x ];
if ( cl )
{
free( cl );
m_cluster[ y * KSPREAD_CLUSTER_LEVEL1 + x ] = 0;
}
}
if ( m_autoDelete )
{
Cell* cell = m_first;
while( cell )
{
Cell* n = cell->nextCell();
delete cell;
cell = n;
}
}
free( m_cluster );
}
void Cluster::clear()
{
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
for( int y = 0; y < KSPREAD_CLUSTER_LEVEL1; ++y )
{
Cell** cl = m_cluster[ y * KSPREAD_CLUSTER_LEVEL1 + x ];
if ( cl )
{
free( cl );
m_cluster[ y * KSPREAD_CLUSTER_LEVEL1 + x ] = 0;
}
}
if ( m_autoDelete )
{
Cell* cell = m_first;
while( cell )
{
Cell* n = cell->nextCell();
delete cell;
cell = n;
}
}
m_first = 0;
m_biggestX = m_biggestY = 0;
}
Cell* Cluster::lookup( int x, int y ) const
{
if ( x >= KSPREAD_CLUSTER_MAX || x < 0 || y >= KSPREAD_CLUSTER_MAX || y < 0 )
{
kdDebug(36001) << "Cluster::lookup: invalid column or row value (col: "
<< x << " | row: " << y << ")" << endl;
return 0;
}
int cx = x / KSPREAD_CLUSTER_LEVEL2;
int cy = y / KSPREAD_CLUSTER_LEVEL2;
int dx = x % KSPREAD_CLUSTER_LEVEL2;
int dy = y % KSPREAD_CLUSTER_LEVEL2;
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ];
if ( !cl )
return 0;
return cl[ dy * KSPREAD_CLUSTER_LEVEL2 + dx ];
}
/* Paste a cell in LEVEL2 (it's more paste than insert) */
void Cluster::insert( Cell* cell, int x, int y )
{
if ( x >= KSPREAD_CLUSTER_MAX || x < 0 || y >= KSPREAD_CLUSTER_MAX || y < 0 )
{
kdDebug(36001) << "Cluster::insert: invalid column or row value (col: "
<< x << " | row: " << y << ")" << endl;
return;
}
int cx = x / KSPREAD_CLUSTER_LEVEL2;
int cy = y / KSPREAD_CLUSTER_LEVEL2;
int dx = x % KSPREAD_CLUSTER_LEVEL2;
int dy = y % KSPREAD_CLUSTER_LEVEL2;
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ];
if ( !cl )
{
cl = (Cell**)malloc( KSPREAD_CLUSTER_LEVEL2 * KSPREAD_CLUSTER_LEVEL2 * sizeof( Cell* ) );
m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ] = cl;
for( int a = 0; a < KSPREAD_CLUSTER_LEVEL2; ++a )
for( int b = 0; b < KSPREAD_CLUSTER_LEVEL2; ++b )
cl[ b * KSPREAD_CLUSTER_LEVEL2 + a ] = 0;
}
if ( cl[ dy * KSPREAD_CLUSTER_LEVEL2 + dx ] )
remove( x, y );
cl[ dy * KSPREAD_CLUSTER_LEVEL2 + dx ] = cell;
if ( m_first )
{
cell->setNextCell( m_first );
m_first->setPreviousCell( cell );
}
m_first = cell;
if (x > m_biggestX) m_biggestX = x;
if (y > m_biggestY) m_biggestY = y;
}
/* Removes the cell of a matrix, the matrix itself keeps unchanged */
void Cluster::remove( int x, int y )
{
if ( x >= KSPREAD_CLUSTER_MAX || x < 0 || y >= KSPREAD_CLUSTER_MAX || y < 0 )
{
kdDebug(36001) << "Cluster::remove: invalid column or row value (col: "
<< x << " | row: " << y << ")" << endl;
return;
}
int cx = x / KSPREAD_CLUSTER_LEVEL2;
int cy = y / KSPREAD_CLUSTER_LEVEL2;
int dx = x % KSPREAD_CLUSTER_LEVEL2;
int dy = y % KSPREAD_CLUSTER_LEVEL2;
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ];
if ( !cl )
return;
Cell* c = cl[ dy * KSPREAD_CLUSTER_LEVEL2 + dx ];
if ( !c )
return;
cl[ dy * KSPREAD_CLUSTER_LEVEL2 + dx ] = 0;
if ( m_autoDelete )
{
if ( m_first == c )
m_first = c->nextCell();
if(c->doesMergeCells())
{
c->mergeCells(c->column(),c->row(),0,0);
}
delete c;
}
else
{
if ( m_first == c )
m_first = c->nextCell();
if ( c->previousCell() )
c->previousCell()->setNextCell( c->nextCell() );
if ( c->nextCell() )
c->nextCell()->setPreviousCell( c->previousCell() );
c->setNextCell( 0 );
c->setPreviousCell( 0 );
}
}
bool Cluster::shiftRow( const QPoint& marker )
{
bool dummy;
return shiftRow( marker, dummy );
}
bool Cluster::shiftColumn( const QPoint& marker )
{
bool dummy;
return shiftColumn( marker, dummy );
}
void Cluster::unshiftColumn( const QPoint& marker )
{
bool dummy;
unshiftColumn( marker, dummy );
}
void Cluster::unshiftRow( const QPoint& marker )
{
bool dummy;
unshiftRow( marker, dummy );
}
void Cluster::setAutoDelete( bool b )
{
m_autoDelete = b;
}
bool Cluster::autoDelete() const
{
return m_autoDelete;
}
Cell* Cluster::firstCell() const
{
return m_first;
}
bool Cluster::shiftRow( const QPoint& marker, bool& work )
{
work = false;
if ( marker.x() >= KSPREAD_CLUSTER_MAX || marker.x() < 0 ||
marker.y() >= KSPREAD_CLUSTER_MAX || marker.y() < 0 )
{
kdDebug(36001) << "Cluster::shiftRow: invalid column or row value (col: "
<< marker.x() << " | row: " << marker.y() << ")" << endl;
return false;
}
int cx = marker.x() / KSPREAD_CLUSTER_LEVEL2;
int cy = marker.y() / KSPREAD_CLUSTER_LEVEL2;
int dx = marker.x() % KSPREAD_CLUSTER_LEVEL2;
int dy = marker.y() % KSPREAD_CLUSTER_LEVEL2;
// Is there a cell at the bottom most position ?
// In this case the shift is impossible.
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + KSPREAD_CLUSTER_LEVEL1 - 1 ];
if ( cl && cl[ dy * KSPREAD_CLUSTER_LEVEL2 + KSPREAD_CLUSTER_LEVEL2 - 1 ] )
return false;
bool a = autoDelete();
setAutoDelete( false );
// Move cells in this row one down.
for( int i = KSPREAD_CLUSTER_LEVEL1 - 1; i >= cx ; --i )
{
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + i ];
if ( cl )
{
work = true;
int left = 0;
if ( i == cx )
left = dx;
int right = KSPREAD_CLUSTER_LEVEL2 - 1;
if ( i == KSPREAD_CLUSTER_LEVEL1 - 1 )
right = KSPREAD_CLUSTER_LEVEL2 - 2;
for( int k = right; k >= left; --k )
{
Cell* c = cl[ dy * KSPREAD_CLUSTER_LEVEL2 + k ];
if ( c )
{
remove( c->column(), c->row() );
c->move( c->column() + 1, c->row() );
insert( c, c->column(), c->row() );
}
}
}
}
setAutoDelete( a );
return true;
}
bool Cluster::shiftColumn( const QPoint& marker, bool& work )
{
work = false;
if ( marker.x() >= KSPREAD_CLUSTER_MAX || marker.x() < 0 ||
marker.y() >= KSPREAD_CLUSTER_MAX || marker.y() < 0 )
{
kdDebug(36001) << "Cluster::shiftColumn: invalid column or row value (col: "
<< marker.x() << " | row: " << marker.y() << ")" << endl;
return false;
}
int cx = marker.x() / KSPREAD_CLUSTER_LEVEL2;
int cy = marker.y() / KSPREAD_CLUSTER_LEVEL2;
int dx = marker.x() % KSPREAD_CLUSTER_LEVEL2;
int dy = marker.y() % KSPREAD_CLUSTER_LEVEL2;
// Is there a cell at the right most position ?
// In this case the shift is impossible.
Cell** cl = m_cluster[ KSPREAD_CLUSTER_LEVEL1 * ( KSPREAD_CLUSTER_LEVEL1 - 1 ) + cx ];
if ( cl && cl[ KSPREAD_CLUSTER_LEVEL2 * ( KSPREAD_CLUSTER_LEVEL2 - 1 ) + dx ] )
return false;
bool a = autoDelete();
setAutoDelete( false );
// Move cells in this column one right.
for( int i = KSPREAD_CLUSTER_LEVEL1 - 1; i >= cy ; --i )
{
Cell** cl = m_cluster[ i * KSPREAD_CLUSTER_LEVEL1 + cx ];
if ( cl )
{
work = true;
int top = 0;
if ( i == cy )
top = dy;
int bottom = KSPREAD_CLUSTER_LEVEL2 - 1;
if ( i == KSPREAD_CLUSTER_LEVEL1 - 1 )
bottom = KSPREAD_CLUSTER_LEVEL2 - 2;
for( int k = bottom; k >= top; --k )
{
Cell* c = cl[ k * KSPREAD_CLUSTER_LEVEL2 + dx ];
if ( c )
{
remove( c->column(), c->row() );
c->move( c->column(), c->row() + 1 );
insert( c, c->column(), c->row() );
}
}
}
}
setAutoDelete( a );
return true;
}
bool Cluster::insertColumn( int col )
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "Cluster::insertColumn: invalid column value (col: "
<< col << ")" << endl;
return false;
}
// Is there a cell at the right most position ?
// In this case the shift is impossible.
for( int t1 = 0; t1 < KSPREAD_CLUSTER_LEVEL1; ++t1 )
{
Cell** cl = m_cluster[ t1 * KSPREAD_CLUSTER_LEVEL1 + KSPREAD_CLUSTER_LEVEL1 - 1 ];
if ( cl )
for( int t2 = 0; t2 < KSPREAD_CLUSTER_LEVEL2; ++t2 )
if ( cl[ t2 * KSPREAD_CLUSTER_LEVEL2 + KSPREAD_CLUSTER_LEVEL2 - 1 ] )
return false;
}
for( int t1 = 0; t1 < KSPREAD_CLUSTER_LEVEL1; ++t1 )
{
bool work = true;
for( int t2 = 0; work && t2 < KSPREAD_CLUSTER_LEVEL2; ++t2 )
shiftRow( QPoint( col, t1 * KSPREAD_CLUSTER_LEVEL2 + t2 ), work );
}
return true;
}
bool Cluster::insertRow( int row )
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "Cluster::insertRow: invalid row value (row: "
<< row << ")" << endl;
return false;
}
// Is there a cell at the bottom most position ?
// In this case the shift is impossible.
for( int t1 = 0; t1 < KSPREAD_CLUSTER_LEVEL1; ++t1 )
{
Cell** cl = m_cluster[ KSPREAD_CLUSTER_LEVEL1 * ( KSPREAD_CLUSTER_LEVEL1 - 1 ) + t1 ];
if ( cl )
for( int t2 = 0; t2 < KSPREAD_CLUSTER_LEVEL2; ++t2 )
if ( cl[ KSPREAD_CLUSTER_LEVEL2 * ( KSPREAD_CLUSTER_LEVEL2 - 1 ) + t2 ] )
return false;
}
for( int t1 = 0; t1 < KSPREAD_CLUSTER_LEVEL1; ++t1 )
{
bool work = true;
for( int t2 = 0; work && t2 < KSPREAD_CLUSTER_LEVEL2; ++t2 )
shiftColumn( QPoint( t1 * KSPREAD_CLUSTER_LEVEL2 + t2, row ), work );
}
return true;
}
void Cluster::unshiftColumn( const QPoint& marker, bool& work )
{
work = false;
if ( marker.x() >= KSPREAD_CLUSTER_MAX || marker.x() < 0 ||
marker.y() >= KSPREAD_CLUSTER_MAX || marker.y() < 0 )
{
kdDebug(36001) << "Cluster::unshiftColumn: invalid column or row value (col: "
<< marker.x() << " | row: " << marker.y() << ")" << endl;
return;
}
int cx = marker.x() / KSPREAD_CLUSTER_LEVEL2;
int cy = marker.y() / KSPREAD_CLUSTER_LEVEL2;
int dx = marker.x() % KSPREAD_CLUSTER_LEVEL2;
int dy = marker.y() % KSPREAD_CLUSTER_LEVEL2;
bool a = autoDelete();
setAutoDelete( false );
// Move cells in this column one column to the left.
for( int i = cy; i < KSPREAD_CLUSTER_LEVEL1; ++i )
{
Cell** cl = m_cluster[ i * KSPREAD_CLUSTER_LEVEL1 + cx ];
if ( cl )
{
work = true;
int top = 0;
if ( i == cy )
top = dy + 1;
int bottom = KSPREAD_CLUSTER_LEVEL2 - 1;
for( int k = top; k <= bottom; ++k )
{
Cell* c = cl[ k * KSPREAD_CLUSTER_LEVEL2 + dx ];
if ( c )
{
remove( c->column(), c->row() );
c->move( c->column(), c->row() - 1 );
insert( c, c->column(), c->row() );
}
}
}
}
setAutoDelete( a );
}
void Cluster::unshiftRow( const QPoint& marker, bool& work )
{
work = false;
if ( marker.x() >= KSPREAD_CLUSTER_MAX || marker.x() < 0 ||
marker.y() >= KSPREAD_CLUSTER_MAX || marker.y() < 0 )
{
kdDebug(36001) << "Cluster::unshiftRow: invalid column or row value (col: "
<< marker.x() << " | row: " << marker.y() << ")" << endl;
return;
}
int cx = marker.x() / KSPREAD_CLUSTER_LEVEL2;
int cy = marker.y() / KSPREAD_CLUSTER_LEVEL2;
int dx = marker.x() % KSPREAD_CLUSTER_LEVEL2;
int dy = marker.y() % KSPREAD_CLUSTER_LEVEL2;
bool a = autoDelete();
setAutoDelete( false );
// Move cells in this row one row up.
for( int i = cx; i < KSPREAD_CLUSTER_LEVEL1; ++i )
{
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + i ];
if ( cl )
{
work = true;
int left = 0;
if ( i == cx )
left = dx + 1;
int right = KSPREAD_CLUSTER_LEVEL2 - 1;
for( int k = left; k <= right; ++k )
{
Cell* c = cl[ dy * KSPREAD_CLUSTER_LEVEL2 + k ];
if ( c )
{
remove( c->column(), c->row() );
c->move( c->column() - 1, c->row() );
insert( c, c->column(), c->row() );
}
}
}
}
setAutoDelete( a );
}
void Cluster::removeColumn( int col )
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "Cluster::removeColumn: invalid column value (col: "
<< col << ")" << endl;
return;
}
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
for( int y1 = 0; y1 < KSPREAD_CLUSTER_LEVEL1; ++y1 )
{
Cell** cl = m_cluster[ y1 * KSPREAD_CLUSTER_LEVEL1 + cx ];
if ( cl )
for( int y2 = 0; y2 < KSPREAD_CLUSTER_LEVEL2; ++y2 )
if ( cl[ y2 * KSPREAD_CLUSTER_LEVEL2 + dx ] )
remove( col, y1 * KSPREAD_CLUSTER_LEVEL1 + y2 );
}
for( int t1 = 0; t1 < KSPREAD_CLUSTER_LEVEL1; ++t1 )
{
bool work = true;
for( int t2 = 0; work && t2 < KSPREAD_CLUSTER_LEVEL2; ++t2 )
unshiftRow( QPoint( col, t1 * KSPREAD_CLUSTER_LEVEL2 + t2 ), work );
}
}
void Cluster::removeRow( int row )
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "Cluster::removeRow: invalid row value (row: "
<< row << ")" << endl;
return;
}
int cy = row / KSPREAD_CLUSTER_LEVEL2;
int dy = row % KSPREAD_CLUSTER_LEVEL2;
for( int x1 = 0; x1 < KSPREAD_CLUSTER_LEVEL1; ++x1 )
{
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + x1 ];
if ( cl )
for( int x2 = 0; x2 < KSPREAD_CLUSTER_LEVEL2; ++x2 )
if ( cl[ dy * KSPREAD_CLUSTER_LEVEL2 + x2 ] )
remove( x1 * KSPREAD_CLUSTER_LEVEL2 + x2, row );
}
for( int t1 = 0; t1 < KSPREAD_CLUSTER_LEVEL1; ++t1 )
{
bool work = true;
for( int t2 = 0; work && t2 < KSPREAD_CLUSTER_LEVEL2; ++t2 )
unshiftColumn( QPoint( t1 * KSPREAD_CLUSTER_LEVEL2 + t2, row ), work );
}
}
void Cluster::clearColumn( int col )
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "Cluster::clearColumn: invalid column value (col: "
<< col << ")" << endl;
return;
}
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
for( int cy = 0; cy < KSPREAD_CLUSTER_LEVEL1; ++cy )
{
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ];
if ( cl )
for( int dy = 0; dy < KSPREAD_CLUSTER_LEVEL2; ++dy )
if ( cl[ dy * KSPREAD_CLUSTER_LEVEL2 + dx ] )
{
int row = cy * KSPREAD_CLUSTER_LEVEL2 + dy ;
remove( col, row );
}
}
}
void Cluster::clearRow( int row )
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "Cluster::clearRow: invalid row value (row: "
<< row << ")" << endl;
return;
}
int cy = row / KSPREAD_CLUSTER_LEVEL2;
int dy = row % KSPREAD_CLUSTER_LEVEL2;
for( int cx = 0; cx < KSPREAD_CLUSTER_LEVEL1; ++cx )
{
Cell** cl = m_cluster[ cy * KSPREAD_CLUSTER_LEVEL2 + cx ];
if ( cl )
for( int dx = 0; dx < KSPREAD_CLUSTER_LEVEL2; ++dx )
if ( cl[ dy * KSPREAD_CLUSTER_LEVEL2 + dx ] )
{
int column = cx * KSPREAD_CLUSTER_LEVEL2 + dx ;
remove( column, row );
}
}
}
Value Cluster::valueRange (int col1, int row1,
int col2, int row2) const
{
Value empty;
//swap first/second values if needed
if (col1 > col2)
{
int p = col1; col1 = col2; col2 = p;
}
if (row1 > row2)
{
int p = row1; row1 = col2; row2 = p;
}
if ((row1 < 0) || (col1 < 0) || (row2 > KSPREAD_CLUSTER_MAX) ||
(col2 > KSPREAD_CLUSTER_MAX))
return empty;
// if we are out of range occupied by cells, we return an empty
// array of the requested size
if ((row1 > m_biggestY) || (col1 > m_biggestX))
{
int cols = col2 - col1 + 1;
int rows = row2 - row1 + 1;
Value array (cols, rows);
return array;
}
return makeArray (col1, row1, col2, row2);
}
Value Cluster::makeArray (int col1, int row1,
int col2, int row2) const
{
// this generates an array of values
// TODO: make this thing faster by skipping empty regions
int cols = col2 - col1 + 1;
int rows = row2 - row1 + 1;
Value array (cols, rows);
for (int row = row1; row <= row2; ++row)
for (int col = col1; col <= col2; ++col)
{
Cell *cell = lookup (col, row);
if (cell)
{
Value val = cell->value();
array.setElement (col-col1, row-row1, val);
}
}
//return the result
return array;
}
Cell* Cluster::getFirstCellColumn(int col) const
{
Cell* cell = lookup(col, 1);
if (cell == NULL)
{
cell = getNextCellDown(col, 1);
}
return cell;
}
Cell* Cluster::getLastCellColumn(int col) const
{
Cell* cell = lookup(col, KS_rowMax);
if (cell == NULL)
{
cell = getNextCellUp(col, KS_rowMax);
}
return cell;
}
Cell* Cluster::getFirstCellRow(int row) const
{
Cell* cell = lookup(1, row);
if (cell == NULL)
{
cell = getNextCellRight(1, row);
}
return cell;
}
Cell* Cluster::getLastCellRow(int row) const
{
Cell* cell = lookup(KS_colMax, row);
if (cell == NULL)
{
cell = getNextCellLeft(KS_colMax, row);
}
return cell;
}
Cell* Cluster::getNextCellUp(int col, int row) const
{
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int cy = (row - 1) / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
int dy = (row - 1) % KSPREAD_CLUSTER_LEVEL2;
while (cy >= 0)
{
if ( m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ] != NULL )
{
while (dy >= 0)
{
if ( m_cluster[ cy*KSPREAD_CLUSTER_LEVEL1 + cx]
[ dy*KSPREAD_CLUSTER_LEVEL2 + dx] != NULL )
{
return m_cluster[ cy*KSPREAD_CLUSTER_LEVEL1 + cx ]
[ dy*KSPREAD_CLUSTER_LEVEL2 + dx];
}
dy--;
}
}
cy--;
dy = KSPREAD_CLUSTER_LEVEL2 - 1;
}
return NULL;
}
Cell* Cluster::getNextCellDown(int col, int row) const
{
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int cy = (row + 1) / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
int dy = (row + 1) % KSPREAD_CLUSTER_LEVEL2;
while (cy < KSPREAD_CLUSTER_LEVEL1)
{
if ( m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ] != NULL )
{
while (dy < KSPREAD_CLUSTER_LEVEL2)
{
if ( m_cluster[ cy*KSPREAD_CLUSTER_LEVEL1 + cx]
[ dy*KSPREAD_CLUSTER_LEVEL2 + dx] != NULL )
{
return m_cluster[ cy*KSPREAD_CLUSTER_LEVEL1 + cx ]
[ dy*KSPREAD_CLUSTER_LEVEL2 + dx];
}
dy++;
}
}
cy++;
dy = 0;
}
return NULL;
}
Cell* Cluster::getNextCellLeft(int col, int row) const
{
int cx = (col - 1) / KSPREAD_CLUSTER_LEVEL2;
int cy = row / KSPREAD_CLUSTER_LEVEL2;
int dx = (col - 1) % KSPREAD_CLUSTER_LEVEL2;
int dy = row % KSPREAD_CLUSTER_LEVEL2;
while (cx >= 0)
{
if ( m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ] != NULL )
{
while (dx >= 0)
{
if ( m_cluster[ cy*KSPREAD_CLUSTER_LEVEL1 + cx]
[ dy*KSPREAD_CLUSTER_LEVEL2 + dx] != NULL )
{
return m_cluster[ cy*KSPREAD_CLUSTER_LEVEL1 + cx ]
[ dy*KSPREAD_CLUSTER_LEVEL2 + dx];
}
dx--;
}
}
cx--;
dx = KSPREAD_CLUSTER_LEVEL2 - 1;
}
return NULL;
}
Cell* Cluster::getNextCellRight(int col, int row) const
{
int cx = (col + 1) / KSPREAD_CLUSTER_LEVEL2;
int cy = row / KSPREAD_CLUSTER_LEVEL2;
int dx = (col + 1) % KSPREAD_CLUSTER_LEVEL2;
int dy = row % KSPREAD_CLUSTER_LEVEL2;
while (cx < KSPREAD_CLUSTER_LEVEL1)
{
if ( m_cluster[ cy * KSPREAD_CLUSTER_LEVEL1 + cx ] != NULL )
{
while (dx < KSPREAD_CLUSTER_LEVEL2)
{
if ( m_cluster[ cy*KSPREAD_CLUSTER_LEVEL1 + cx]
[ dy*KSPREAD_CLUSTER_LEVEL2 + dx] != NULL )
{
return m_cluster[ cy*KSPREAD_CLUSTER_LEVEL1 + cx ]
[ dy*KSPREAD_CLUSTER_LEVEL2 + dx];
}
dx++;
}
}
cx++;
dx = 0;
}
return NULL;
}
/****************************************************
*
* ColumnCluster
*
****************************************************/
ColumnCluster::ColumnCluster()
: m_first( 0 ), m_autoDelete( false )
{
m_cluster = (ColumnFormat***)malloc( KSPREAD_CLUSTER_LEVEL1 * sizeof( ColumnFormat** ) );
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
m_cluster[ x ] = 0;
}
ColumnCluster::~ColumnCluster()
{
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
{
ColumnFormat** cl = m_cluster[ x ];
if ( cl )
{
free( cl );
m_cluster[ x ] = 0;
}
}
if ( m_autoDelete )
{
ColumnFormat* cell = m_first;
while( cell )
{
ColumnFormat* n = cell->next();
delete cell;
cell = n;
}
}
free( m_cluster );
}
ColumnFormat* ColumnCluster::lookup( int col )
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "ColumnCluster::lookup: invalid column value (col: "
<< col << ")" << endl;
return 0;
}
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
ColumnFormat** cl = m_cluster[ cx ];
if ( !cl )
return 0;
return cl[ dx ];
}
const ColumnFormat* ColumnCluster::lookup( int col ) const
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "ColumnCluster::lookup: invalid column value (col: "
<< col << ")" << endl;
return 0;
}
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
ColumnFormat** cl = m_cluster[ cx ];
if ( !cl )
return 0;
return cl[ dx ];
}
void ColumnCluster::clear()
{
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
{
ColumnFormat** cl = m_cluster[ x ];
if ( cl )
{
free( cl );
m_cluster[ x ] = 0;
}
}
if ( m_autoDelete )
{
ColumnFormat* cell = m_first;
while( cell )
{
ColumnFormat* n = cell->next();
delete cell;
cell = n;
}
}
m_first = 0;
}
void ColumnCluster::insertElement( ColumnFormat* lay, int col )
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "ColumnCluster::insertElement: invalid column value (col: "
<< col << ")" << endl;
return;
}
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
ColumnFormat** cl = m_cluster[ cx ];
if ( !cl )
{
cl = (ColumnFormat**)malloc( KSPREAD_CLUSTER_LEVEL2 * sizeof( ColumnFormat* ) );
m_cluster[ cx ] = cl;
for( int a = 0; a < KSPREAD_CLUSTER_LEVEL2; ++a )
cl[ a ] = 0;
}
if ( cl[ dx ] )
removeElement( col );
cl[ dx ] = lay;
if ( m_first )
{
lay->setNext( m_first );
m_first->setPrevious( lay );
}
m_first = lay;
}
void ColumnCluster::removeElement( int col )
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "ColumnCluster::removeElement: invalid column value (col: "
<< col << ")" << endl;
return;
}
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
ColumnFormat** cl = m_cluster[ cx ];
if ( !cl )
return;
ColumnFormat* c = cl[ dx ];
if ( !c )
return;
cl[ dx ] = 0;
if ( m_autoDelete )
{
if ( m_first == c )
m_first = c->next();
delete c;
}
else
{
if ( m_first == c )
m_first = c->next();
if ( c->previous() )
c->previous()->setNext( c->next() );
if ( c->next() )
c->next()->setPrevious( c->previous() );
c->setNext( 0 );
c->setPrevious( 0 );
}
}
bool ColumnCluster::insertColumn( int col )
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "ColumnCluster::insertColumn: invalid column value (col: "
<< col << ")" << endl;
return false;
}
int cx = col / KSPREAD_CLUSTER_LEVEL2;
int dx = col % KSPREAD_CLUSTER_LEVEL2;
// Is there a column layout at the right most position ?
// In this case the shift is impossible.
ColumnFormat** cl = m_cluster[ KSPREAD_CLUSTER_LEVEL1 - 1 ];
if ( cl && cl[ KSPREAD_CLUSTER_LEVEL2 - 1 ] )
return false;
bool a = autoDelete();
setAutoDelete( false );
for( int i = KSPREAD_CLUSTER_LEVEL1 - 1; i >= cx ; --i )
{
ColumnFormat** cl = m_cluster[ i ];
if ( cl )
{
int left = 0;
if ( i == cx )
left = dx;
int right = KSPREAD_CLUSTER_LEVEL2 - 1;
if ( i == KSPREAD_CLUSTER_LEVEL1 - 1 )
right = KSPREAD_CLUSTER_LEVEL2 - 2;
for( int k = right; k >= left; --k )
{
ColumnFormat* c = cl[ k ];
if ( c )
{
removeElement( c->column() );
c->setColumn( c->column() + 1 );
insertElement( c, c->column() );
}
}
}
}
setAutoDelete( a );
return true;
}
bool ColumnCluster::removeColumn( int column )
{
if ( column >= KSPREAD_CLUSTER_MAX || column < 0 )
{
kdDebug(36001) << "ColumnCluster::removeColumn: invalid column value (col: "
<< column << ")" << endl;
return false;
}
int cx = column / KSPREAD_CLUSTER_LEVEL2;
int dx = column % KSPREAD_CLUSTER_LEVEL2;
removeElement( column );
bool a = autoDelete();
setAutoDelete( false );
for( int i = cx; i < KSPREAD_CLUSTER_LEVEL1; ++i )
{
ColumnFormat** cl = m_cluster[ i ];
if ( cl )
{
int left = 0;
if ( i == cx )
left = dx + 1;
int right = KSPREAD_CLUSTER_LEVEL2 - 1;
for( int k = left; k <= right; ++k )
{
ColumnFormat* c = cl[ k ];
if ( c )
{
removeElement( c->column() );
c->setColumn( c->column() - 1 );
insertElement( c, c->column() );
}
}
}
}
setAutoDelete( a );
return true;
}
void ColumnCluster::setAutoDelete( bool a )
{
m_autoDelete = a;
}
bool ColumnCluster::autoDelete() const
{
return m_autoDelete;
}
ColumnFormat* ColumnCluster::next( int col ) const
{
if ( col >= KSPREAD_CLUSTER_MAX || col < 0 )
{
kdDebug(36001) << "ColumnCluster::next: invalid column value (col: "
<< col << ")" << endl;
return 0;
}
int cx = (col + 1) / KSPREAD_CLUSTER_LEVEL2;
int dx = (col + 1) % KSPREAD_CLUSTER_LEVEL2;
while ( cx < KSPREAD_CLUSTER_LEVEL1 )
{
if ( m_cluster[ cx ] )
{
while ( dx < KSPREAD_CLUSTER_LEVEL2 )
{
if ( m_cluster[ cx ][ dx ] )
{
return m_cluster[ cx ][ dx ];
}
++dx;
}
}
++cx;
dx = 0;
}
return 0;
}
/****************************************************
*
* RowCluster
*
****************************************************/
RowCluster::RowCluster()
: m_first( 0 ), m_autoDelete( false )
{
m_cluster = (RowFormat***)malloc( KSPREAD_CLUSTER_LEVEL1 * sizeof( RowFormat** ) );
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
m_cluster[ x ] = 0;
}
RowCluster::~RowCluster()
{
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
{
RowFormat** cl = m_cluster[ x ];
if ( cl )
{
free( cl );
m_cluster[ x ] = 0;
}
}
if ( m_autoDelete )
{
RowFormat* cell = m_first;
while( cell )
{
RowFormat* n = cell->next();
delete cell;
cell = n;
}
}
free( m_cluster );
}
const RowFormat* RowCluster::lookup( int row ) const
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "RowCluster::lookup: invalid row value (row: "
<< row << ")" << endl;
return 0;
}
int cx = row / KSPREAD_CLUSTER_LEVEL2;
int dx = row % KSPREAD_CLUSTER_LEVEL2;
RowFormat** cl = m_cluster[ cx ];
if ( !cl )
return 0;
return cl[ dx ];
}
RowFormat* RowCluster::lookup( int row )
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "RowCluster::lookup: invalid row value (row: "
<< row << ")" << endl;
return 0;
}
int cx = row / KSPREAD_CLUSTER_LEVEL2;
int dx = row % KSPREAD_CLUSTER_LEVEL2;
RowFormat** cl = m_cluster[ cx ];
if ( !cl )
return 0;
return cl[ dx ];
}
void RowCluster::clear()
{
for( int x = 0; x < KSPREAD_CLUSTER_LEVEL1; ++x )
{
RowFormat** cl = m_cluster[ x ];
if ( cl )
{
free( cl );
m_cluster[ x ] = 0;
}
}
if ( m_autoDelete )
{
RowFormat* cell = m_first;
while( cell )
{
RowFormat* n = cell->next();
delete cell;
cell = n;
}
}
m_first = 0;
}
void RowCluster::insertElement( RowFormat* lay, int row )
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "RowCluster::insertElement: invalid row value (row: "
<< row << ")" << endl;
return;
}
int cx = row / KSPREAD_CLUSTER_LEVEL2;
int dx = row % KSPREAD_CLUSTER_LEVEL2;
RowFormat** cl = m_cluster[ cx ];
if ( !cl )
{
cl = (RowFormat**)malloc( KSPREAD_CLUSTER_LEVEL2 * sizeof( RowFormat* ) );
m_cluster[ cx ] = cl;
for( int a = 0; a < KSPREAD_CLUSTER_LEVEL2; ++a )
cl[ a ] = 0;
}
if ( cl[ dx ] )
removeElement( row );
cl[ dx ] = lay;
if ( m_first )
{
lay->setNext( m_first );
m_first->setPrevious( lay );
}
m_first = lay;
}
void RowCluster::removeElement( int row )
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "RowCluster::removeElement: invalid row value (row: "
<< row << ")" << endl;
return;
}
int cx = row / KSPREAD_CLUSTER_LEVEL2;
int dx = row % KSPREAD_CLUSTER_LEVEL2;
RowFormat** cl = m_cluster[ cx ];
if ( !cl )
return;
RowFormat* c = cl[ dx ];
if ( !c )
return;
cl[ dx ] = 0;
if ( m_autoDelete )
{
if ( m_first == c )
m_first = c->next();
delete c;
}
else
{
if ( m_first == c )
m_first = c->next();
if ( c->previous() )
c->previous()->setNext( c->next() );
if ( c->next() )
c->next()->setPrevious( c->previous() );
c->setNext( 0 );
c->setPrevious( 0 );
}
}
bool RowCluster::insertRow( int row )
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "RowCluster::insertRow: invalid row value (row: "
<< row << ")" << endl;
return false;
}
int cx = row / KSPREAD_CLUSTER_LEVEL2;
int dx = row % KSPREAD_CLUSTER_LEVEL2;
// Is there a row layout at the bottom most position ?
// In this case the shift is impossible.
RowFormat** cl = m_cluster[ KSPREAD_CLUSTER_LEVEL1 - 1 ];
if ( cl && cl[ KSPREAD_CLUSTER_LEVEL2 - 1 ] )
return false;
bool a = autoDelete();
setAutoDelete( false );
for( int i = KSPREAD_CLUSTER_LEVEL1 - 1; i >= cx ; --i )
{
RowFormat** cl = m_cluster[ i ];
if ( cl )
{
int left = 0;
if ( i == cx )
left = dx;
int right = KSPREAD_CLUSTER_LEVEL2 - 1;
if ( i == KSPREAD_CLUSTER_LEVEL1 - 1 )
right = KSPREAD_CLUSTER_LEVEL2 - 2;
for( int k = right; k >= left; --k )
{
RowFormat* c = cl[ k ];
if ( c )
{
removeElement( c->row() );
c->setRow( c->row() + 1 );
insertElement( c, c->row() );
}
}
}
}
setAutoDelete( a );
return true;
}
bool RowCluster::removeRow( int row )
{
if ( row >= KSPREAD_CLUSTER_MAX || row < 0 )
{
kdDebug(36001) << "RowCluster::removeRow: invalid row value (row: "
<< row << ")" << endl;
return false;
}
int cx = row / KSPREAD_CLUSTER_LEVEL2;
int dx = row % KSPREAD_CLUSTER_LEVEL2;
removeElement( row );
bool a = autoDelete();
setAutoDelete( false );
for( int i = cx; i < KSPREAD_CLUSTER_LEVEL1; ++i )
{
RowFormat** cl = m_cluster[ i ];
if ( cl )
{
int left = 0;
if ( i == cx )
left = dx + 1;
int right = KSPREAD_CLUSTER_LEVEL2 - 1;
for( int k = left; k <= right; ++k )
{
RowFormat* c = cl[ k ];
if ( c )
{
removeElement( c->row() );
c->setRow( c->row() - 1 );
insertElement( c, c->row() );
}
}
}
}
setAutoDelete( a );
return true;
}
void RowCluster::setAutoDelete( bool a )
{
m_autoDelete = a;
}
bool RowCluster::autoDelete() const
{
return m_autoDelete;
}