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/*
* kis_tool_filter.cc - part of Chalk
*
* Copyright (c) 2004 Cyrille Berger <cberger@cberger.net>
*
* 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 General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <tqbitmap.h>
#include <tqpainter.h>
#include <tqcombobox.h>
#include <tqlayout.h>
#include <tqlabel.h>
#include <tdeaction.h>
#include <kdebug.h>
#include <tdelocale.h>
#include "kis_filter_config_widget.h"
#include "kis_tool_filter.h"
#include <kis_brush.h>
#include <kis_button_press_event.h>
#include <kis_button_release_event.h>
#include <kis_canvas_subject.h>
#include <kis_cmb_idlist.h>
#include <kis_cursor.h>
#include <kis_doc.h>
#include <kis_filter.h>
#include <kis_filterop.h>
#include <kis_id.h>
#include <kis_image.h>
#include <kis_layer.h>
#include <kis_move_event.h>
#include <kis_painter.h>
#include <kis_paintop.h>
#include <kis_paintop_registry.h>
#include <kis_vec.h>
KisToolFilter::KisToolFilter()
: super(i18n("Filter Brush")), m_filterConfigurationWidget(0)
{
setName("tool_filter");
m_subject = 0;
setCursor(KisCursor::load("tool_filter_cursor.png", 5, 5));
}
KisToolFilter::~KisToolFilter()
{
}
void KisToolFilter::setup(TDEActionCollection *collection)
{
m_action = static_cast<TDERadioAction *>(collection->action(name()));
if (m_action == 0) {
m_action = new TDERadioAction(i18n("&Filter Brush"),
"tool_filter", 0, this,
TQT_SLOT(activate()), collection,
name());
TQ_CHECK_PTR(m_action);
m_action->setToolTip(i18n("Paint with filters"));
m_action->setExclusiveGroup("tools");
m_ownAction = true;
}
}
void KisToolFilter::initPaint(KisEvent *e)
{
// Some filters want to paint directly on the current state of
// the canvas, others cannot handle that and need a temporary layer
// so they can work on the old data before painting started.
m_paintIncremental = m_filter->supportsIncrementalPainting();
super::initPaint(e);
KisPaintOp * op = KisPaintOpRegistry::instance()->paintOp("filter", 0, painter());
op->setSource ( m_source );
painter()->setPaintOp(op); // And now the painter owns the op and will destroy it.
painter()->setFilter( m_filter );
// XXX: Isn't there a better way to set the config? The filter config widget needs to
// to go into the tool options widget, and just the data carried over to the filter.
// I've got a bit of a problem with core classes having too much GUI about them.
// BSAR.
dynamic_cast<KisFilterOp *>(op)->setFilterConfiguration( m_filter->configuration( m_filterConfigurationWidget) );
}
TQWidget* KisToolFilter::createOptionWidget(TQWidget* parent)
{
TQWidget *widget = super::createOptionWidget(parent);
m_cbFilter = new KisCmbIDList(widget);
TQ_CHECK_PTR(m_cbFilter);
TQLabel* lbFilter = new TQLabel(i18n("Filter:"), widget);
TQ_CHECK_PTR(lbFilter);
// Check which filters support painting
KisIDList l = KisFilterRegistry::instance()->listKeys();
KisIDList l2;
KisIDList::iterator it;
for (it = l.begin(); it != l.end(); ++it) {
KisFilterSP f = KisFilterRegistry::instance()->get(*it);
if (f->supportsPainting()) {
l2.push_back(*it);
}
}
m_cbFilter ->setIDList( l2 );
addOptionWidgetOption(m_cbFilter, lbFilter);
m_optionLayout = new TQGridLayout(widget, 1, 1, 0, 6);
TQ_CHECK_PTR(m_optionLayout);
super::addOptionWidgetLayout(m_optionLayout);
connect(m_cbFilter, TQT_SIGNAL(activated ( const KisID& )), this, TQT_SLOT( changeFilter( const KisID& ) ) );
changeFilter( m_cbFilter->currentItem () );
return widget;
}
void KisToolFilter::changeFilter( const KisID & id)
{
m_filter = KisFilterRegistry::instance()->get( id );
Q_ASSERT(m_filter != 0);
if( m_filterConfigurationWidget != 0 )
{
m_optionLayout->remove ( m_filterConfigurationWidget );
delete m_filterConfigurationWidget;
}
m_source = m_currentImage->activeDevice();
if (!m_source) return;
m_filterConfigurationWidget = m_filter->createConfigurationWidget( optionWidget(), m_source );
if( m_filterConfigurationWidget != 0 )
{
m_optionLayout->addMultiCellWidget ( m_filterConfigurationWidget, 2, 2, 0, 1 );
m_filterConfigurationWidget->show();
}
}
#include "kis_tool_filter.moc"
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