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/* This file is part of the KDE project
* Copyright (C) 2007 Fredy Yanardi <fyanardi@gmail.com>
*
* 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 "KoEditColorSetDialog.h"
#include <KoIcon.h>
#include <QScrollArea>
#include <QHBoxLayout>
#include <QFileInfo>
#include <QColorDialog>
#include <QInputDialog>
#include <klocalizedstring.h>
#include <kmessagebox.h>
#include <KoColorSet.h>
#include <KoColorPatch.h>
#include <KoColorSpaceRegistry.h>
#include <KoFileDialog.h>
// debug
#include <WidgetsDebug.h>
KoEditColorSetWidget::KoEditColorSetWidget(const QList<KoColorSet *> &palettes, const QString &activePalette, QWidget *parent)
: QWidget(parent),
m_colorSets(palettes),
m_gridLayout(nullptr),
m_activeColorSet(nullptr),
m_activePatch(nullptr),
m_initialColorSetCount(palettes.count()),
m_activeColorSetRequested(false)
{
widget.setupUi(this);
foreach (KoColorSet *colorSet, m_colorSets) {
colorSet->load();
widget.selector->addItem(colorSet->name());
}
connect(widget.selector, SIGNAL(currentIndexChanged(int)), this, SLOT(setActiveColorSet(int)));
// A widget that shows all colors from active palette
// FIXME no need to handcode the QScrollArea if designer can add QScrollArea (Qt 4.4?)
m_scrollArea = new QScrollArea(widget.patchesFrame);
int index = 0;
foreach (KoColorSet *set, m_colorSets) {
if (set->name() == activePalette) {
m_activeColorSet = set;
index = widget.selector->findText(set->name());
widget.selector->setCurrentIndex(index);
}
}
if (!m_activeColorSet && !palettes.isEmpty()) {
m_activeColorSet = palettes.first();
index = widget.selector->findText(m_activeColorSet->name());
}
m_scrollArea->setMinimumWidth(16*(12+2));
QHBoxLayout *layout = new QHBoxLayout();
layout->setContentsMargins(0, 0, 0, 0);
layout->addWidget(m_scrollArea);
widget.patchesFrame->setLayout(layout);
widget.add->setIcon(koIcon("list-add"));
widget.remove->setIcon(koIcon("list-remove"));
widget.open->setIcon(koIcon("document-open"));
widget.save->setIcon(koIcon("document-save"));
setEnabled(m_activeColorSet != 0);
setActiveColorSet(index);
widget.remove->setEnabled(false); // initially no color selected
connect(widget.add, SIGNAL(clicked()), this, SLOT(addColor()));
connect(widget.remove, SIGNAL(clicked()), this, SLOT(removeColor()));
connect(widget.open, SIGNAL(clicked()), this, SLOT(open()));
connect(widget.save, SIGNAL(clicked()), this, SLOT(save()));
}
KoEditColorSetWidget::~KoEditColorSetWidget()
{
// only delete new color sets
uint colorSetCount = m_colorSets.count();
for( uint i = m_initialColorSetCount; i < colorSetCount; ++i ) {
KoColorSet * cs = m_colorSets[i];
// if the active color set was requested by activeColorSet()
// the caller takes ownership and then we do not delete it here
if( cs == m_activeColorSet && m_activeColorSetRequested )
continue;
delete cs;
}
}
void KoEditColorSetWidget::setActiveColorSet(int index)
{
if (m_gridLayout) {
delete m_gridLayout;
m_activePatch = nullptr;
}
QWidget *wdg = new QWidget(m_scrollArea);
m_gridLayout = new QGridLayout();
m_gridLayout->setMargin(0);
m_gridLayout->setSpacing(2);
m_activeColorSet = m_colorSets.value(index);
setEnabled(m_activeColorSet != 0);
if (m_activeColorSet) {
widget.remove->setEnabled(false);
for (int i = 0; i < m_activeColorSet->nColors(); i++) {
KoColorPatch *patch = new KoColorPatch(widget.patchesFrame);
patch->setColor(m_activeColorSet->getColor(i).color);
connect(patch, SIGNAL(triggered(KoColorPatch*)), this, SLOT(setTextLabel(KoColorPatch*)));
m_gridLayout->addWidget(patch, i/16, i%16);
}
}
wdg->setLayout(m_gridLayout);
m_scrollArea->setWidget(wdg);
}
void KoEditColorSetWidget::setTextLabel(KoColorPatch *patch)
{
widget.colorName->setText(patch->color().toQColor().name());
if (m_activePatch) {
m_activePatch->setFrameShape(QFrame::NoFrame);
m_activePatch->setFrameShadow(QFrame::Plain);
}
m_activePatch = patch;
m_activePatch->setFrameShape(QFrame::Panel);
m_activePatch->setFrameShadow(QFrame::Raised);
widget.remove->setEnabled(true);
}
void KoEditColorSetWidget::addColor()
{
QColor color;
color = QColorDialog::getColor(color);
if (color.isValid()) {
KoColorSetEntry newEntry;
newEntry.color = KoColor(color, KoColorSpaceRegistry::instance()->rgb8());
newEntry.name = QInputDialog::getText(this, i18n("Add Color To Palette"), i18n("Color name:"));
KoColorPatch *patch = new KoColorPatch(widget.patchesFrame);
patch->setColor(newEntry.color);
connect(patch, SIGNAL(triggered(KoColorPatch*)), this, SLOT(setTextLabel(KoColorPatch*)));
Q_ASSERT(m_gridLayout);
Q_ASSERT(m_activeColorSet);
m_gridLayout->addWidget(patch, m_activeColorSet->nColors()/16, m_activeColorSet->nColors()%16);
m_activeColorSet->add(newEntry);
}
}
void KoEditColorSetWidget::removeColor()
{
Q_ASSERT(m_activeColorSet);
for (int i = 0; i < m_activeColorSet->nColors(); i++) {
if (m_activePatch->color() == m_activeColorSet->getColor(i).color) {
m_activeColorSet->remove(m_activeColorSet->getColor(i));
setActiveColorSet(widget.selector->currentIndex());
break;
}
}
}
void KoEditColorSetWidget::open()
{
Q_ASSERT(m_activeColorSet);
KoFileDialog dialog(this, KoFileDialog::OpenFile, "OpenColorSet");
dialog.setDefaultDir(m_activeColorSet->filename());
dialog.setNameFilter(i18n("Gimp Color Palette (*.gpl)"));
QString fileName = dialog.filename();
KoColorSet *colorSet = new KoColorSet(fileName);
colorSet->load();
m_colorSets.append(colorSet);
widget.selector->addItem(colorSet->name());
widget.selector->setCurrentIndex(widget.selector->count() - 1);
}
void KoEditColorSetWidget::save()
{
Q_ASSERT(m_activeColorSet);
if (!m_activeColorSet->save())
KMessageBox::error(nullptr, i18n("Cannot write to palette file %1. Maybe it is read-only. ", m_activeColorSet->filename()), i18n("Palette"));
}
KoColorSet *KoEditColorSetWidget::activeColorSet()
{
m_activeColorSetRequested = true;
return m_activeColorSet;
}
KoEditColorSetDialog::KoEditColorSetDialog(const QList<KoColorSet *> &palettes, const QString &activePalette, QWidget *parent)
: KoDialog(parent)
{
ui = new KoEditColorSetWidget(palettes, activePalette, this);
setMainWidget(ui);
setCaption(i18n("Add/Remove Colors"));
enableButton(KoDialog::Ok, ui->isEnabled());
}
KoEditColorSetDialog::~KoEditColorSetDialog()
{
delete ui;
}
KoColorSet *KoEditColorSetDialog::activeColorSet()
{
return ui->activeColorSet();
}
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