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/*
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* This file is part of Chalk
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*
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* Copyright (c) 2005 Cyrille Berger <cberger@cberger.net>
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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,
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* Boston, MA 02110-1301, USA.
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*/
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#include "kis_filters_listview.h"
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#include <tqapplication.h>
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#include "tqtimer.h"
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#include "tqpainter.h"
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#include "tqpixmap.h"
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#include <kglobalsettings.h>
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#include "kis_types.h"
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#include "kis_paint_device.h"
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#include "kis_cursor.h"
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#include "kis_image.h"
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#include "kis_paint_layer.h"
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#include "kis_group_layer.h"
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#include "kis_filter.h"
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#include "kis_filter_strategy.h"
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#include "kis_thread_pool.h"
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// ------------------------------------------------
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KisFiltersThumbnailThread::KisFiltersThumbnailThread(TQIconView * parent, KisFiltersIconViewItem * iconItem, KisFilterConfiguration * config, KisFilter * filter, KisPaintDeviceSP dev, const TQRect & bounds, KisProfile * profile)
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: m_parent(parent)
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, m_iconItem(iconItem)
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, m_config(config)
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, m_filter(filter)
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, m_dev(dev)
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, m_bounds(bounds)
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, m_profile(profile)
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{
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}
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KisFiltersThumbnailThread::~KisFiltersThumbnailThread()
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{
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m_iconItem->resetThread();
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}
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void KisFiltersThumbnailThread::run()
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{
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if (m_canceled) return;
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KisPaintDeviceSP thumbPreview = new KisPaintDevice(*m_dev);
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m_filter->disableProgress();
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m_filter->process(thumbPreview, thumbPreview, m_config, m_bounds);
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if (!m_canceled) {
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m_pixmap = thumbPreview->convertToTQImage(m_profile);
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tqApp->postEvent(m_parent, new KisThumbnailDoneEvent (m_iconItem, m_pixmap));
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}
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}
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TQPixmap KisFiltersThumbnailThread::pixmap()
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{
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return m_pixmap;
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}
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void KisFiltersThumbnailThread::cancel()
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{
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m_canceled = true;
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m_filter->cancel();
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}
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// ------------------------------------------------
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KisFiltersIconViewItem::KisFiltersIconViewItem(TQIconView * parent, const TQString & text, const TQPixmap & icon,
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KisID id, KisFilter* filter, KisFilterConfiguration* filterConfig,
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KisPaintDeviceSP thumb, const TQRect & bounds, KisProfile * profile)
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: TQIconViewItem(parent, text, icon)
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, m_id(id)
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, m_filter(filter)
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, m_filterconfig(filterConfig)
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{
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m_thread = new KisFiltersThumbnailThread(parent, this, filterConfig, filter, thumb, bounds, profile);
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}
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KisFiltersIconViewItem::~KisFiltersIconViewItem()
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{
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if (m_thread) m_thread->cancel();
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}
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// ------------------------------------------------
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KisFiltersListView::KisFiltersListView(TQWidget* parent, bool filterForAdjustmentLayers, const char* name)
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: KIconView(parent, name)
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, m_original(0)
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, m_profile(0)
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, m_filterForAdjustmentLayers(filterForAdjustmentLayers)
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{
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init();
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}
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KisFiltersListView::KisFiltersListView(TQWidget * parent, const char * name, WFlags f, bool filterForAdjustmentLayers)
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: KIconView(parent, name, f)
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, m_original(0)
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, m_profile(0)
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, m_filterForAdjustmentLayers(filterForAdjustmentLayers)
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{
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init();
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}
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KisFiltersListView::KisFiltersListView(KisLayerSP layer, TQWidget* parent, bool filterForAdjustmentLayers, const char * name)
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: KIconView(parent, name)
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, m_original(0)
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, m_profile(0)
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, m_filterForAdjustmentLayers(filterForAdjustmentLayers)
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{
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KisPaintLayer* pl = dynamic_cast<KisPaintLayer*>(layer.data());
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if(pl != 0)
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{
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m_original = pl->paintDevice();
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buildPreview();
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}
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init();
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}
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KisFiltersListView::KisFiltersListView(KisPaintDeviceSP device, TQWidget* parent, bool filterForAdjustmentLayers, const char * name)
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: KIconView(parent, name)
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, m_original(device)
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, m_profile(0)
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, m_filterForAdjustmentLayers(filterForAdjustmentLayers)
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{
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buildPreview();
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init();
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}
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void KisFiltersListView::init()
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{
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setCaption(i18n("Filters List"));
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setItemsMovable(false);
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setSelectionMode(TQIconView::Single);
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setSizePolicy(TQSizePolicy(TQSizePolicy::Fixed, TQSizePolicy::Expanding ));
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setMinimumWidth(160);
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}
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void KisFiltersListView::setLayer(KisLayerSP layer) {
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KisPaintLayer* pl = dynamic_cast<KisPaintLayer*>(layer.data());
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if(pl == 0)
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return;
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KisPaintDeviceSP npd = pl->paintDevice();
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if(npd!= m_original)
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{
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m_original = npd;
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buildPreview();
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}
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}
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void KisFiltersListView::setCurrentFilter(KisID filter)
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{
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setCurrentItem(findItem(filter.name()));
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}
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void KisFiltersListView::buildPreview()
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{
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TQTime t;
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if(m_original== 0)
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return;
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TQApplication::setOverrideCursor(KisCursor::waitCursor());
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t.start();
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m_thumb = m_original->createThumbnailDevice(150, 150);
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t.start();
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TQRect bounds = m_thumb->exactBounds();
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TQPixmap pm(bounds.width(), bounds.height());
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TQPainter gc(&pm);
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gc.fillRect(0, 0, bounds.width(), bounds.height(), backgroundColor());
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gc.end();
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t.start();
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KisIDList l = KisFilterRegistry::instance()->listKeys();
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KisIDList::iterator it;
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it = l.begin();
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// Iterate over the list of filters
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for (it = l.begin(); it != l.end(); ++it) {
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KisFilterSP f = KisFilterRegistry::instance()->get(*it);
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// Check if filter support the preview and work with the current colorspace
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if (f->supportsPreview() && f->workWith( m_original->colorSpace() ) ) {
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if (m_filterForAdjustmentLayers) {
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kdDebug() << "We're filtering for adj layers, and this filter (" << f->id().name() << ") supports them: " << f->supportsAdjustmentLayers() << endl;
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if(!f->supportsAdjustmentLayers()) continue;
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}
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std::list<KisFilterConfiguration*> configlist = f->listOfExamplesConfiguration(m_thumb);
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// apply the filter for each of example of configuration
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for(std::list<KisFilterConfiguration*>::iterator itc = configlist.begin();
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itc != configlist.end();
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itc++)
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{
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KisFiltersIconViewItem * icon = new KisFiltersIconViewItem( this, (*it).name(), pm, *it, f, *itc, m_thumb, bounds, m_profile );
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//KisThreadPool::instance()->enqueue(icon->thread());
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icon->thread()->runDirectly();
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}
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}
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}
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TQApplication::restoreOverrideCursor();
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}
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void KisFiltersListView::customEvent(TQCustomEvent * e)
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{
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KisThumbnailDoneEvent * ev = dynamic_cast<KisThumbnailDoneEvent *>(e);
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if (ev) {
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TQPixmap * p = ev->m_iconItem->pixmap();
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TQImage img = ev->m_image;
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int x, y;
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if (p->width() > img.width())
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x = (p->width() - img.width()) / 2;
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else
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x = 0;
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if (p->height() > img.height())
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y = (p->height() - img.height()) / 2;
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else
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y = 0;
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TQPainter gc(p);
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gc.drawImage(TQPoint(x,y), img);
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gc.end();
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//ev->m_iconItem->setPixmap(TQPixmap(*p));
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arrangeItemsInGrid();
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}
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}
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