kwin/effects/scalein/scalein.cpp
Martin Gräßlin 0b85768ec5 EffectsHandler emits windowClosed signal
Client and Unmanaged use a signal to notify that they are about to be closed.
The EffectsHandlerImpl is connected to those signals and emits the appropriate
windowClosed signal to which the effects are connected.
2011-02-27 09:25:45 +01:00

97 lines
3.2 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2006 Lubos Lunak <l.lunak@kde.org>
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, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "scalein.h"
namespace KWin
{
KWIN_EFFECT(scalein, ScaleInEffect)
ScaleInEffect::ScaleInEffect()
: Effect()
{
connect(effects, SIGNAL(windowAdded(EffectWindow*)), this, SLOT(slotWindowAdded(EffectWindow*)));
connect(effects, SIGNAL(windowClosed(EffectWindow*)), this, SLOT(slotWindowClosed(EffectWindow*)));
}
void ScaleInEffect::prePaintScreen(ScreenPrePaintData& data, int time)
{
if (!mTimeLineWindows.isEmpty())
data.mask |= PAINT_SCREEN_WITH_TRANSFORMED_WINDOWS;
effects->prePaintScreen(data, time);
}
void ScaleInEffect::prePaintWindow(EffectWindow* w, WindowPrePaintData& data, int time)
{
if (mTimeLineWindows.contains(w)) {
mTimeLineWindows[ w ].setCurveShape(TimeLine::EaseOutCurve);
mTimeLineWindows[ w ].addTime(time);
if (mTimeLineWindows[ w ].value() < 1)
data.setTransformed();
else
mTimeLineWindows.remove(w);
}
effects->prePaintWindow(w, data, time);
}
void ScaleInEffect::paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data)
{
if (mTimeLineWindows.contains(w) && isScaleWindow(w)) {
data.opacity *= mTimeLineWindows[ w ].value();
data.xScale *= mTimeLineWindows[ w ].value();
data.yScale *= mTimeLineWindows[ w ].value();
data.xTranslate += int(w->width() / 2 * (1 - mTimeLineWindows[ w ].value()));
data.yTranslate += int(w->height() / 2 * (1 - mTimeLineWindows[ w ].value()));
}
effects->paintWindow(w, mask, region, data);
}
bool ScaleInEffect::isScaleWindow(EffectWindow* w)
{
const void* e = w->data(WindowAddedGrabRole).value<void*>();
// TODO: isSpecialWindow is rather generic, maybe tell windowtypes separately?
if (w->isPopupMenu() || w->isSpecialWindow() || w->isUtility() || (e && e != this))
return false;
return true;
}
void ScaleInEffect::postPaintWindow(EffectWindow* w)
{
if (mTimeLineWindows.contains(w))
w->addRepaintFull(); // trigger next animation repaint
effects->postPaintWindow(w);
}
void ScaleInEffect::slotWindowAdded(EffectWindow* c)
{
if (c->isOnCurrentDesktop()) {
mTimeLineWindows[ c ].setDuration(animationTime(250));
mTimeLineWindows[ c ].setProgress(0.0);
c->addRepaintFull();
}
}
void ScaleInEffect::slotWindowClosed(EffectWindow* c)
{
mTimeLineWindows.remove(c);
}
} // namespace