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117 lines
3.5 KiB
117 lines
3.5 KiB
/*
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* selectopague.h -- Part of Chalk
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*
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* Copyright (c) 2004 Boudewijn Rempt (boud@valdyas.org)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <math.h>
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#include <stdlib.h>
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#include <tqcursor.h>
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#include <tqapplication.h>
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#include <klocale.h>
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#include <kiconloader.h>
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#include <kinstance.h>
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#include <kmessagebox.h>
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#include <kstandarddirs.h>
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#include <ktempfile.h>
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#include <kdebug.h>
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#include <kgenericfactory.h>
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#include <kis_selected_transaction.h>
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#include <kis_cursor.h>
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#include <kis_doc.h>
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#include <kis_image.h>
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#include <kis_layer.h>
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#include <kis_paint_device.h>
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#include <kis_iterator.h>
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#include <kis_iterators_pixel.h>
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#include <kis_global.h>
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#include <kis_types.h>
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#include <kis_view.h>
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#include <kis_selection.h>
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#include <kis_selection_manager.h>
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#include "selectopaque.h"
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typedef KGenericFactory<SelectOpaque> SelectOpaqueFactory;
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K_EXPORT_COMPONENT_FACTORY( chalkselectopaque, SelectOpaqueFactory( "chalk" ) )
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SelectOpaque::SelectOpaque(TQObject *parent, const char *name, const TQStringList &)
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: KParts::Plugin(parent, name)
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{
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if (parent->inherits("KisView")) {
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setInstance(SelectOpaqueFactory::instance());
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setXMLFile(locate("data","chalkplugins/selectopaque.rc"), true);
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m_view = dynamic_cast<KisView*>(parent);
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m_view->canvasSubject()->selectionManager()->addSelectionAction( new TDEAction(i18n("&Select All Opaque Pixels..."), 0, 0, this, TQT_SLOT(slotActivated()), actionCollection(), "selectopaque") );
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}
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}
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SelectOpaque::~SelectOpaque()
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{
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}
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void SelectOpaque::slotActivated()
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{
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KisSelectedTransaction *transaction;
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KisPaintDeviceSP layer = m_view->canvasSubject()->currentImg()->activeDevice();
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if (!layer) return;
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TQApplication::setOverrideCursor(KisCursor::waitCursor());
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if (layer->image()->undo()) transaction = new KisSelectedTransaction(i18n("Select Opaque Pixels"), layer);
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// XXX: Multithread this!
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TQ_INT32 x, y, w, h;
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layer->exactBounds(x, y, w, h);
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KisColorSpace * cs = layer->colorSpace();
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if(! layer->hasSelection())
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layer->selection()->clear();
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KisSelectionSP selection = layer->selection();
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KisHLineIterator hiter = layer->createHLineIterator(x, y, w, false);
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KisHLineIterator selIter = selection ->createHLineIterator(x, y, w, true);
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for (int row = 0; row < h; ++row) {
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while (!hiter.isDone()) {
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// Don't try to select transparent pixels.
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if (cs->getAlpha( hiter.rawData() ) > OPACITY_TRANSPARENT) {
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*(selIter.rawData()) = MAX_SELECTED;
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}
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++hiter;
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++selIter;
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}
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hiter.nextRow();
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selIter.nextRow();
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}
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TQApplication::restoreOverrideCursor();
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layer->setDirty();
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layer->emitSelectionChanged();
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if (layer->image()->undo()) m_view->canvasSubject()->undoAdapter()->addCommand(transaction);
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}
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#include "selectopaque.moc"
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