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Viewing changes to kwin/effects/dimscreen/dimscreen.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Michał Zając
  • Date: 2011-07-09 08:31:15 UTC
  • Revision ID: james.westby@ubuntu.com-20110709083115-ohyxn6z93mily9fc
Tags: upstream-4.6.90
Import upstream version 4.6.90

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kwin/effects/dimscreen/dimscreen.cpp
 
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/********************************************************************
 
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 KWin - the KDE window manager
 
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 This file is part of the KDE project.
 
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 Copyright (C) 2008, 2009 Martin Gräßlin <kde@martin-graesslin.com>
 
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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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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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You should have received a copy of the GNU General Public License
 
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along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
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*********************************************************************/
 
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#include "dimscreen.h"
 
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#include <kwinglutils.h>
 
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namespace KWin
 
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{
 
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KWIN_EFFECT(dimscreen, DimScreenEffect)
 
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DimScreenEffect::DimScreenEffect()
 
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    : mActivated(false)
 
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    , activateAnimation(false)
 
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    , deactivateAnimation(false)
 
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{
 
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    reconfigure(ReconfigureAll);
 
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    connect(effects, SIGNAL(windowActivated(EffectWindow*)), this, SLOT(slotWindowActivated(EffectWindow*)));
 
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}
 
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DimScreenEffect::~DimScreenEffect()
 
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{
 
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}
 
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void DimScreenEffect::reconfigure(ReconfigureFlags)
 
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{
 
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    timeline.setDuration(animationTime(250));
 
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}
 
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void DimScreenEffect::prePaintScreen(ScreenPrePaintData& data, int time)
 
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{
 
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    if (mActivated && activateAnimation && !effects->activeFullScreenEffect())
 
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        timeline.setCurrentTime(timeline.currentTime() + time);
 
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    if (mActivated && deactivateAnimation)
 
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        timeline.setCurrentTime(timeline.currentTime() - time);
 
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    if (mActivated && effects->activeFullScreenEffect())
 
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        timeline.setCurrentTime(timeline.currentTime() - time);
 
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    if (mActivated && !activateAnimation && !deactivateAnimation && !effects->activeFullScreenEffect() && timeline.currentValue() != 1.0)
 
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        timeline.setCurrentTime(timeline.currentTime() + time);
 
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    effects->prePaintScreen(data, time);
 
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}
 
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void DimScreenEffect::postPaintScreen()
 
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{
 
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    if (mActivated) {
 
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        if (activateAnimation && timeline.currentValue() == 1.0) {
 
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            activateAnimation = false;
 
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            effects->addRepaintFull();
 
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        }
 
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        if (deactivateAnimation && timeline.currentValue() == 0.0) {
 
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            deactivateAnimation = false;
 
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            mActivated = false;
 
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            effects->addRepaintFull();
 
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        }
 
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        // still animating
 
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        if (timeline.currentValue() > 0.0 && timeline.currentValue() < 1.0)
 
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            effects->addRepaintFull();
 
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    }
 
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    effects->postPaintScreen();
 
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}
 
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void DimScreenEffect::paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data)
 
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{
 
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    if (mActivated && (w != window) && w->isManaged()) {
 
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        data.brightness *= (1.0 - 0.33 * timeline.currentValue());
 
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        data.saturation *= (1.0 - 0.33 * timeline.currentValue());
 
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    }
 
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    effects->paintWindow(w, mask, region, data);
 
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}
 
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void DimScreenEffect::slotWindowActivated(EffectWindow *w)
 
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{
 
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    if (!w) return;
 
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    QStringList check;
 
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    check << "kdesu kdesu";
 
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    check << "kdesudo kdesudo";
 
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    check << "polkit-kde-manager polkit-kde-manager";
 
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    check << "polkit-kde-authentication-agent-1 polkit-kde-authentication-agent-1";
 
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    check << "pinentry pinentry";
 
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    if (check.contains(w->windowClass())) {
 
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        mActivated = true;
 
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        activateAnimation = true;
 
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        deactivateAnimation = false;
 
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        window = w;
 
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        effects->addRepaintFull();
 
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    } else {
 
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        if (mActivated) {
 
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            activateAnimation = false;
 
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            deactivateAnimation = true;
 
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            effects->addRepaintFull();
 
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        }
 
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    }
 
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}
 
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} // namespace