kwin/effects/dialogparent/dialogparent.cpp
Lucas Murray 846496d2c1 Cleaned up the effects/ directory by moving each individual effect into
its own directory, cleaned up the effect config macros and renamed
"MakeTransparent" to "Translucency" so that it matches its visible name.

svn path=/trunk/KDE/kdebase/workspace/; revision=921749
2009-02-05 15:35:38 +00:00

114 lines
3.6 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2006 Rivo Laks <rivolaks@hot.ee>
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 "dialogparent.h"
namespace KWin
{
KWIN_EFFECT( dialogparent, DialogParentEffect )
DialogParentEffect::DialogParentEffect()
{
reconfigure( ReconfigureAll );
}
void DialogParentEffect::reconfigure( ReconfigureFlags )
{
// How long does it take for the effect to get it's full strength (in ms)
changeTime = animationTime( 200 );
}
void DialogParentEffect::prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time )
{
// Check if this window has a modal dialog and change the window's
// effect's strength accordingly
bool hasDialog = w->findModal() != NULL;
if( hasDialog )
{
// Increase effect strength of this window
effectStrength[w] = qMin(1.0, effectStrength[w] + time/changeTime);
}
else
{
effectStrength[w] = qMax(0.0, effectStrength[w] - time/changeTime);
}
// Call the next effect
effects->prePaintWindow( w, data, time );
}
void DialogParentEffect::paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data )
{
double s = effectStrength[w];
if(s > 0.0f)
{
// Brightness will be within [1.0; 0.6]
data.brightness *= (1.0 - s * 0.4);
// Saturation within [1.0; 0.4]
data.saturation *= (1.0 - s * 0.6);
}
// Call the next effect.
effects->paintWindow( w, mask, region, data );
}
void DialogParentEffect::postPaintWindow( EffectWindow* w )
{
double s = effectStrength[w];
// If strength is between 0 and 1, the effect is still in progress and the
// window has to be repainted during the next pass
if( s > 0.0 && s < 1.0 )
w->addRepaintFull(); // trigger next animation repaint
// Call the next effect.
effects->postPaintWindow( w );
}
void DialogParentEffect::windowActivated( EffectWindow* w )
{
// If this window is a dialog, we need to repaint it's parent window, so
// that the effect could be run for it
// Set the window to be faded (or NULL if no window is active).
if( w && w->isModal() )
{
// w is a modal dialog
EffectWindowList mainwindows = w->mainWindows();
foreach( EffectWindow* parent, mainwindows )
parent->addRepaintFull();
}
}
void DialogParentEffect::windowClosed( EffectWindow* w )
{
// If this window is a dialog, we need to repaint it's parent window, so
// that the effect could be run for it
// Set the window to be faded (or NULL if no window is active).
if ( w && w->isModal() )
{
// w is a modal dialog
EffectWindowList mainwindows = w->mainWindows();
foreach( EffectWindow* parent, mainwindows )
parent->addRepaintFull();
}
}
} // namespace