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/* This file is part of the KDE libraries
Copyright (C) 1999 Waldo Bastian (bastian@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.
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.
*/
//-----------------------------------------------------------------------------
// KDE color palette
#include "kpalette.h"
#include <qfile.h>
#include <qtextstream.h>
#include <kstandarddirs.h>
#include <kglobal.h>
#include <ksavefile.h>
#include <kstringhandler.h>
template class QPtrList<KPalette::kolor>;
QStringList
KPalette::getPaletteList()
{
QStringList paletteList;
KGlobal::dirs()->findAllResources("config", "colors/*", false, true, paletteList);
int strip = strlen("colors/");
for(QStringList::Iterator it = paletteList.begin();
it != paletteList.end();
it++)
{
(*it) = (*it).mid(strip);
}
return paletteList;
}
KPalette::KPalette(const QString &name)
: mName(name)
{
mKolorList.setAutoDelete(true);
if (mName.isEmpty()) return;
QString filename = locate("config", "colors/"+mName);
if (filename.isEmpty()) return;
QFile paletteFile(filename);
if (!paletteFile.exists()) return;
if (!paletteFile.open(IO_ReadOnly)) return;
uint maxLength = 1024;
QString line;
// Read first line
// Expected "GIMP Palette"
if (paletteFile.readLine(line, maxLength) == -1) return;
if (line.find(" Palette") == -1) return;
while( paletteFile.readLine(line, maxLength) != -1)
{
if (line[0] == '#')
{
// This is a comment line
line = line.mid(1); // Strip '#'
line = line.stripWhiteSpace(); // Strip remaining white space..
if (!line.isEmpty())
{
mDesc += line+"\n"; // Add comment to description
}
}
else
{
// This is a color line, hopefully
line = line.stripWhiteSpace();
if (line.isEmpty()) continue;
int red, green, blue;
int pos = 0;
if (sscanf(line.ascii(), "%d %d %d%n", &red, &green, &blue, &pos) >= 3)
{
if (red > 255) red = 255;
if (red < 0) red = 0;
if (green > 255) green = 255;
if (green < 0) green = 0;
if (blue > 255) blue = 255;
if (blue < 0) blue = 0;
kolor *node = new kolor();
node->color.setRgb(red, green, blue);
node->name = line.mid(pos).stripWhiteSpace();
if (node->name.isNull()) node->name = "";
mKolorList.append( node );
}
}
}
}
KPalette::KPalette(const KPalette &p)
: mName(p.mName), mDesc(p.mDesc), mEditable(p.mEditable)
{
mKolorList.setAutoDelete(true);
// Make a deep copy of the color list
// We can't iterate a const list :(
// DF: yes you can - use the proper iterator, not first/next
QPtrList<kolor> *nonConstList = (QPtrList<kolor> *) &p.mKolorList;
for(kolor *node = nonConstList->first(); node; node = nonConstList->next())
{
mKolorList.append(new kolor(*node));
}
}
KPalette::~KPalette()
{
// Need auto-save?
}
bool
KPalette::save()
{
QString filename = locateLocal("config", "colors/"+mName);
KSaveFile sf(filename);
if (sf.status() != 0) return false;
QTextStream *str = sf.textStream();
QString description = mDesc.stripWhiteSpace();
description = "#"+QStringList::split("\n", description, true).join("\n#");
(*str) << "KDE RGB Palette\n";
(*str) << description << "\n";
// We can't iterate a const list :(
// DF: yes you can - use the proper iterator, not first/next
QPtrList<kolor> *nonConstList = (QPtrList<kolor> *) (&mKolorList);
for(kolor *node = nonConstList->first(); node; node = nonConstList->next())
{
int r,g,b;
node->color.rgb(&r, &g, &b);
(*str) << r << " " << g << " " << b << " " << node->name << "\n";
}
return sf.close();
}
KPalette&
KPalette::operator=( const KPalette &p)
{
if (&p == this) return *this;
mKolorList.clear();
// Make a deep copy of the color list
// We can't iterate a const list :(
// DF: yes you can - use the proper iterator, not first/next
QPtrList<kolor> *nonConstList = (QPtrList<kolor> *) &p.mKolorList;
for(kolor *node = nonConstList->first(); node; node = nonConstList->next())
{
mKolorList.append(new kolor(*node));
}
mName = p.mName;
mDesc = p.mDesc;
mEditable = p.mEditable;
return *this;
}
QColor
KPalette::color(int index)
{
if ((index < 0) || (index >= nrColors()))
return QColor();
kolor *node = mKolorList.at(index);
if (!node)
return QColor();
return node->color;
}
int
KPalette::findColor(const QColor &color) const
{
int index;
QPtrListIterator<kolor> it( mKolorList );
for (index = 0; it.current(); ++it, ++index)
{
if (it.current()->color == color)
return index;
}
return -1;
}
QString
KPalette::colorName(int index)
{
if ((index < 0) || (index >= nrColors()))
return QString::null;
kolor *node = mKolorList.at(index);
if (!node)
return QString::null;
return node->name;
}
int
KPalette::addColor(const QColor &newColor, const QString &newColorName)
{
kolor *node = new kolor();
node->color = newColor;
node->name = newColorName;
mKolorList.append( node );
return nrColors()-1;
}
int
KPalette::changeColor(int index,
const QColor &newColor,
const QString &newColorName)
{
if ((index < 0) || (index >= nrColors()))
return -1;
kolor *node = mKolorList.at(index);
if (!node)
return -1;
node->color = newColor;
node->name = newColorName;
return index;
}
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