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tdegraphics/kiconedit/kcolorgrid.cpp

336 lines
9.3 KiB

/*
kiconedit - a small graphics drawing program for creating KDE icons
Copyright (C) 1998 Thomas Tanghus (tanghus@kde.org)
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 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 <tqpainter.h>
#include <kdebug.h>
#include "kcolorgrid.h"
void KColorArray::remove(int idx)
{
int oldsize = size();
if(idx >= (int)size())
{
kdWarning() << "KColorArray::remove: Index " << idx << " out of range" << endl;
return;
}
KColorArray tmp(*this);
tmp.detach();
resize(size()-1);
for(int i = idx; i < oldsize-1; i++)
at(i) = tmp[i+1];
//kdDebug(4640) << "KColorArray::remove() " << at(idx) << "\t-\tsize: " << size() << endl;
}
void KColorArray::append(uint c)
{
resize(size()+1);
at(size()-1) = c;
//kdDebug(4640) << "KColorArray::append() " << c << "\t-\tsize: " << size() << endl;
}
uint KColorArray::closestMatch(uint color)
{
//kdDebug(4640) << "KColorArray: " << c << endl;
uint c = color & ~OPAQUE_MASK, d = 0xffffff, t;
//kdDebug(4640) << "KColorArray: " << c << endl;
//kdDebug(4640) << "KColorArray: " << c|OPAQUE_MASK << endl;
uint cb = c;
for(uint i = 0; i < size(); i++)
{
if (at(i) > cb)
t = at(i) - cb;
else
t = cb - at(i);
if( t < d )
{
d = t;
c = at(i);
}
}
return c|OPAQUE_MASK;
}
KColorGrid::KColorGrid(TQWidget *parent, const char *name, int space)
: TQWidget(parent, name, Qt::WResizeNoErase|Qt::WRepaintNoErase)
{
//kdDebug(4640) << "KColorGrid - constructor" << endl;
s = space;
rows = cols = totalwidth = totalheight = 0;
setCellSize(10);
setGridState(Plain);
setGrid(true);
numcolors.resize(0);
gridcolors.resize(0);
//kdDebug(4640) << "KColorGrid - constructor - done" << endl;
}
/*
void KColorGrid::show()
{
//updateScrollBars();
TQWidget::show();
}
*/
void KColorGrid::paintEvent(TQPaintEvent *e)
{
//kdDebug(4640) << "KColorGrid::paintEvent" << endl;
//updateScrollBars();
//TQWidget::paintEvent(e);
const TQRect urect = e->rect();
//kdDebug(4640) << "Update rect = ( " << //urect.left() << ", " << urect.top() << ", " << urect.width() << ", " << urect.height() << " )" << endl;
int firstcol = getX(urect.x())-1;
int firstrow = getY(urect.y())-1;
int lastcol = getX(urect.right())+1;
int lastrow = getY(urect.bottom())+1;
TQWMatrix matrix;
TQPixmap pm(urect.width(),urect.height());
pm.fill(paletteBackgroundColor());
TQPainter p;
p.begin( &pm );
firstrow = (firstrow < 0) ? 0 : firstrow;
firstcol = (firstcol < 0) ? 0 : firstcol;
lastrow = (lastrow >= rows) ? rows : lastrow;
lastcol = (lastcol >= cols) ? cols : lastcol;
//kdDebug(4640) << urect.x() << " x " << urect.y() << " - row: " << urect.width() << " x " << urect.height() << endl;
//kdDebug(4640) << "col: " << firstcol << " -> " << lastcol << " - row: " << firstrow << " -> " << lastrow << endl;
/*
if(this->isA("KDrawGrid"))
kdDebug(4640) << "KDrawGrid\n firstcol: " << firstcol << "\n lastcol: " << lastcol << "\n firstrow: " << firstrow << "\n lastrow: " << lastrow << endl;
*/
for(int i = firstrow; i < lastrow; i++)
{
//if(this->isA("KDrawGrid"))
// kdDebug(4640) << "Updating row " << i << endl;
for(int j = firstcol; j < lastcol; j++)
{
matrix.translate( (j*cellsize)-urect.x(), (i*cellsize)-urect.y() );
p.setWorldMatrix( matrix );
//p.setClipRect(j*cellsize, i*cellsize, cellsize, cellsize);
paintCell(&p, i, j);
//p.setClipping(FALSE);
matrix.reset();
p.setWorldMatrix( matrix );
}
//kapp->processEvents();
}
matrix.translate(-urect.x(),-urect.y());
p.setWorldMatrix( matrix );
paintForeground(&p,e);
p.end();
bitBlt(this,urect.topLeft(),&pm,TQRect(0,0,pm.width(),pm.height()));
}
void KColorGrid::paintForeground(TQPainter* , TQPaintEvent* )
{
}
/*
void KColorGrid::resizeEvent(TQResizeEvent *)
{
//kdDebug(4640) << "resize: width: " << width() << " - total: " << totalwidth << endl;
//kdDebug(4640) << "resize: height: " << height() << " - total: " << totalheight << endl;
}
*/
TQSize KColorGrid::sizeHint() const
{
return TQSize(totalwidth, totalheight);
}
int KColorGrid::getY( int y )
{
if(y > (totalheight-1))
y = totalheight;
if(cellsize == 1)
return y;
return (y/cellsize);
}
int KColorGrid::getX( int x )
{
if( x > totalwidth-1)
x = totalwidth;
if(cellsize == 1)
return x;
return (x/cellsize);
}
const TQRect KColorGrid::viewRect()
{
//kdDebug(4640) << "viewRect" << endl;
const TQRect r(0, 0, width(), height());
//kdDebug(4640) << "viewRect - " << x << " x " << y << " - " << w << " x " << h << endl;
return r;
}
void KColorGrid::setNumRows(int n)
{
//kdDebug(4640) << "setNumRows" << endl;
if(n < 0 || n == rows)
return;
rows = n;
gridcolors.resize(n*numCols());
//QTableView::setNumRows(n);
totalheight = (n * cellsize) + 1;
resize(totalwidth, totalheight);
//kdDebug(4640) << "setNumRows() - gridcolors: " << gridcolors.size() << " size: " << numCols()*numRows() << endl;
}
void KColorGrid::setNumCols(int n)
{
//kdDebug(4640) << "setNumCols" << endl;
if(n < 0)
return;
int on = numCols();
KColorArray gc(gridcolors);
gc.detach();
//kdDebug(4640) << "gc size: " << gc.size() << " numrows: " << numRows() << endl;
gridcolors.resize(n*numRows());
cols = n;
totalwidth = (n * cellsize) + 1;
resize(totalwidth, totalheight);
//kdDebug(4640) << "numRows: " << numRows() << endl;
//kdDebug(4640) << "gridcolor: " << gridcolors.size() << " grid: " << numRows()*numCols() << endl;
if(numRows() == 0)
return;
for(int i = 0; i < numRows(); i++)
{
for(int j = 0; j < n; j++)
{
//kdDebug(4640) << "row " << i << " , col " << j << endl;
if(j < on ) //If there's something to read here -- i.e. we're within the original grid
{
//kdDebug(4640) << (i*numCols())+j << " " << (i*on)+j << endl;
gridcolors.at((i*numCols())+j) = gc.at((i*on)+j);
}
else //Initialize to something..
{
if (gc.size()) //Have some pixels originally..
gridcolors.at((i*numCols())+j) = gc.at(0);
else
gridcolors.at((i*numCols())+j) = 0; //Picks something #### Update numcolors?
}
}
}
//kdDebug(4640) << "setNumCols() - gridcolors: " << gridcolors.size() << " size: " << numCols()*numRows() << endl;
}
void KColorGrid::fill( uint color)
{
gridcolors.fill(color);
numcolors.resize(1);
numcolors.at(0) = color;
emit colorschanged(numcolors.size(), numcolors.data());
}
void KColorGrid::setColor( int colNum, uint col, bool update )
{
//kdDebug(4640) << "KColorGrid::setColor" << endl;
uint oldcolor = gridcolors[colNum];
gridcolors[colNum] = col;
if(!update)
return;
//kdDebug(4640) << "KColorGrid::setColor - before adding" << endl;
if(!numcolors.contains(col))
{
//kdDebug(4640) << "KColorGrid::setColor() - adding " << // col << " - " << qRed(col) << " " << qGreen(col) << " " << qBlue(col) << endl;
numcolors.append(col);
//kdDebug(4640) << "KColorGrid::setColor() - adding done " << numcolors.size()-1 << endl;
//numcolors++;
emit addingcolor(col);
}
//kdDebug(4640) << "KColorGrid::setColor - before removing" << endl;
if(!gridcolors.contains(oldcolor))
{
int idx = numcolors.find(oldcolor);
if(idx != -1)
{
//kdDebug(4640) << "KColorGrid::setColor() - removing " << // oldcolor << " - " << qRed(oldcolor) << " " << qGreen(oldcolor) << " " << qBlue(oldcolor) << endl;
numcolors.remove(idx);
//kdDebug(4640) << "KColorGrid::setColor() - removing done" << endl;
emit colorschanged(numcolors.size(), numcolors.data());
}
//numcolors--;
}
//kdDebug(4640) << "KColorGrid::setColor - before updateCell" << endl;
repaint((colNum%numCols())*cellsize,(colNum/numCols())*cellsize, cellsize, cellsize);
//updateCell( colNum/numCols(), colNum%numCols(), false );
//kdDebug(4640) << "KColorGrid::setColor - after updateCell" << endl;
}
void KColorGrid::updateCell( int row, int col, bool )
{
//kdDebug(4640) << "updateCell - before repaint" << endl;
TQWMatrix matrix;
TQPainter p;
p.begin( this );
matrix.translate( (col*cellsize), (row*cellsize) );
p.setWorldMatrix( matrix );
paintCell(&p, row, col);
p.end();
}
void KColorGrid::updateColors()
{
numcolors.resize(0);
for(int i = 0; i < (int)gridcolors.size(); i++)
{
uint col = gridcolors.at(i);
if(!numcolors.contains(col))
numcolors.append(col);
}
emit colorschanged(numcolors.size(), numcolors.data());
}
void KColorGrid::setCellSize( int s )
{
cellsize = s;
totalwidth = (numCols() * s) + 1;
totalheight = (numRows() * s) + 1;
resize(totalwidth, totalheight);
if ( isVisible() )
repaint(viewRect(), false);
}
#include "kcolorgrid.moc"