140 lines
5.2 KiB
C++
140 lines
5.2 KiB
C++
/********************************************************************
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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) 2007 Lubos Lunak <l.lunak@kde.org>
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Copyright (C) 2007 Christian Nitschkowski <christian.nitschkowski@kdemail.net>
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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 "diminactive.h"
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#include <kconfiggroup.h>
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namespace KWin
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{
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KWIN_EFFECT(diminactive, DimInactiveEffect)
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DimInactiveEffect::DimInactiveEffect()
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{
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reconfigure(ReconfigureAll);
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timeline.setDuration(animationTime(250));
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previousActiveTimeline.setDuration(animationTime(250));
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active = effects->activeWindow();
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previousActive = NULL;
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connect(effects, SIGNAL(windowActivated(KWin::EffectWindow*)), this, SLOT(slotWindowActivated(KWin::EffectWindow*)));
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connect(effects, SIGNAL(windowDeleted(KWin::EffectWindow*)), this, SLOT(slotWindowDeleted(KWin::EffectWindow*)));
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}
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void DimInactiveEffect::reconfigure(ReconfigureFlags)
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{
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KConfigGroup conf = EffectsHandler::effectConfig("DimInactive");
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dim_panels = conf.readEntry("DimPanels", false);
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dim_desktop = conf.readEntry("DimDesktop", false);
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dim_keepabove = conf.readEntry("DimKeepAbove", false);
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dim_by_group = conf.readEntry("DimByGroup", true);
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dim_strength = conf.readEntry("Strength", 25);
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}
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void DimInactiveEffect::prePaintScreen(ScreenPrePaintData& data, int time)
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{
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double oldValue = timeline.currentValue();
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if (effects->activeFullScreenEffect())
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timeline.setCurrentTime(timeline.currentTime() - time);
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else
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timeline.setCurrentTime(timeline.currentTime() + time);
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if (oldValue != timeline.currentValue())
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effects->addRepaintFull();
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if (previousActive) {
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// We are fading out the previous window
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previousActive->addRepaintFull();
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previousActiveTimeline.setCurrentTime(previousActiveTimeline.currentTime() + time);
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}
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effects->prePaintScreen(data, time);
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}
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void DimInactiveEffect::paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data)
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{
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if (dimWindow(w) || w == previousActive) {
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double previous = 1.0;
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if (w == previousActive)
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previous = previousActiveTimeline.currentValue();
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if (previousActiveTimeline.currentValue() == 1.0)
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previousActive = NULL;
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data.brightness *= (1.0 - (dim_strength / 100.0) * timeline.currentValue() * previous);
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data.saturation *= (1.0 - (dim_strength / 100.0) * timeline.currentValue() * previous);
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}
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effects->paintWindow(w, mask, region, data);
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}
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bool DimInactiveEffect::dimWindow(const EffectWindow* w) const
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{
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if (effects->activeWindow() == w)
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return false; // never dim active window
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if (active && dim_by_group && active->group() == w->group())
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return false; // don't dim in active group if configured so
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if (w->isDock() && !dim_panels)
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return false; // don't dim panels if configured so
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if (w->isDesktop() && !dim_desktop)
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return false; // don't dim the desktop if configured so
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if (w->keepAbove() && !dim_keepabove)
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return false; // don't dim keep-above windows if configured so
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if (!w->isNormalWindow() && !w->isDialog() && !w->isDock() && !w->isDesktop())
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return false; // don't dim more special window types
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// don't dim unmanaged windows, grouping doesn't work for them and maybe dimming
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// them doesn't make sense in general (they should be short-lived anyway)
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if (!w->isManaged())
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return false;
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return true; // dim the rest
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}
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void DimInactiveEffect::slotWindowDeleted(EffectWindow* w)
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{
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if (w == previousActive)
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previousActive = NULL;
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}
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void DimInactiveEffect::slotWindowActivated(EffectWindow* w)
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{
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if (active != NULL) {
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previousActive = active;
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previousActiveTimeline.setCurrentTime(0);
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if (!dimWindow(previousActive))
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previousActive = NULL;
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if (dim_by_group) {
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if ((w == NULL || w->group() != active->group()) && active->group() != NULL) {
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// repaint windows that are no longer in the active group
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foreach (EffectWindow * tmp, active->group()->members())
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tmp->addRepaintFull();
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}
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} else
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active->addRepaintFull();
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}
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active = w;
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if (active != NULL) {
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if (dim_by_group) {
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if (active->group() != NULL) {
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// repaint newly active windows
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foreach (EffectWindow * tmp, active->group()->members())
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tmp->addRepaintFull();
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}
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} else
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active->addRepaintFull();
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}
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}
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} // namespace
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