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make cover switch look more elegent with a black reflective surface that "floats" on top of the desktop (by simply fading out to nothing)

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CCMAIL:ubuntu@martin-graesslin.com

svn path=/trunk/KDE/kdebase/workspace/; revision=797007
This commit is contained in:
Aaron J. Seigo 2008-04-14 17:59:37 +00:00
parent 234009287b
commit a09d1a775d
1 changed files with 11 additions and 12 deletions
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23
effects/coverswitch.cpp
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@ -2,7 +2,7 @@
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2008 Martin Gräßlin <ubuntu@martin-graesslin.com
Copyright (C) 2008 Martin Gräßlin <ubuntu@martin-graesslin.com>
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
@ -55,7 +55,7 @@ CoverSwitchEffect::CoverSwitchEffect()
, progress( 0.0 )
{
KConfigGroup conf = effects->effectConfig( "CoverSwitch" );
animationDuration = conf.readEntry( "Duration", 300 );
animationDuration = conf.readEntry( "Duration", 200 );
animateSwitch = conf.readEntry( "AnimateSwitch", true );
animateStart = conf.readEntry( "AnimateStart", true );
animateStop = conf.readEntry( "AnimateStop", true );
@ -82,6 +82,7 @@ void CoverSwitchEffect::prePaintScreen( ScreenPrePaintData& data, int time )
void CoverSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData& data )
{
effects->paintScreen( mask, region, data );
if( mActivated || stop || stopRequested )
{
glMatrixMode( GL_PROJECTION );
@ -161,20 +162,18 @@ void CoverSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData&
glBlendFunc( GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA );
glPolygonMode( GL_FRONT, GL_FILL );
glBegin( GL_POLYGON );
float alpha = 0.9;
if( start )
alpha = 0.9 * progress;
else if( stop )
alpha = 0.9 - 0.9 * progress;
glColor4f( 0.3, 0.3, 0.3, alpha );
glVertex3f( 0.0, QApplication::desktop()->geometry().height(), 0.0 );
glVertex3f( QApplication::desktop()->geometry().width(), QApplication::desktop()->geometry().height(), 0.0 );
alpha = 1.0;
// foreground
float alpha = 1.0;
if( start )
alpha = progress;
else if( stop )
alpha = 1.0 - progress;
glColor4f( 0.19, 0.19, 0.19, alpha );
glColor4f( 0.0, 0.0, 0.0, alpha );
glVertex3f( 0.0, QApplication::desktop()->geometry().height(), 0.0 );
glVertex3f( QApplication::desktop()->geometry().width(), QApplication::desktop()->geometry().height(), 0.0 );
// rearground
alpha = -1.0;
glColor4f( 0.0, 0.0, 0.0, alpha );
glVertex3f( QApplication::desktop()->geometry().width() * 5, QApplication::desktop()->geometry().height(), -60 );
glVertex3f( -QApplication::desktop()->geometry().width() * 4, QApplication::desktop()->geometry().height(), -60 );
glEnd();