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Makes CoverSwitch working with TwinView/Xinerama Settings. Switching is now only shown on the current screen and not extended to both screens.

Browse source 
CCBUG: 159111

svn path=/trunk/KDE/kdebase/workspace/; revision=798109
This commit is contained in:
Martin Gräßlin 2008-04-17 14:15:55 +00:00
parent 9421e7ef29
commit 4c77b8c85d
2 changed files with 106 additions and 29 deletions
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133
effects/coverswitch.cpp
View file

@ -20,8 +20,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "coverswitch.h"
#include <kwinconfig.h>
#include <QApplication>
#include <QDesktopWidget>
#include <QFont>
#include <QBitmap>
#include <klocale.h>
@ -53,6 +51,7 @@ CoverSwitchEffect::CoverSwitchEffect()
, stopRequested( false )
, startRequested( false )
, progress( 0.0 )
, twinview( false )
{
KConfigGroup conf = effects->effectConfig( "CoverSwitch" );
animationDuration = conf.readEntry( "Duration", 200 );
@ -89,17 +88,65 @@ void CoverSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData&
glPushMatrix();
glPushAttrib( GL_CURRENT_BIT | GL_ENABLE_BIT );
glLoadIdentity();
glFrustum(-QApplication::desktop()->geometry().width()*0.5f,
QApplication::desktop()->geometry().width()*0.5f,
QApplication::desktop()->geometry().height()*0.5f,
-QApplication::desktop()->geometry().height()*0.5f, 10, 50);
int viewport[4];
glGetIntegerv( GL_VIEWPORT, viewport );
int yPos = area.y();
QRect fullArea = effects->clientArea( FullArea, effects->activeScreen(), effects->currentDesktop());
if( twinview )
{
if( effects->clientArea( FullScreenArea, effects->activeScreen(), effects->currentDesktop()).x() == 0
&& effects->clientArea( FullScreenArea, effects->activeScreen()==0?1:0, effects->currentDesktop()).x() == 0 )
{
// top <-> bottom
// have to correct the yPos for top bottom constellation
yPos = area.height()-area.y();
if( ( area.height() * 2 != fullArea.height() ) ||
( effects->clientArea( FullScreenArea, effects->activeScreen(), effects->currentDesktop()).width() !=
effects->clientArea( FullScreenArea, effects->activeScreen()==0?1:0, effects->currentDesktop()).width() ) )
{
// different resolutions
if( area.y() > 0 )
yPos = 0;
else
yPos = fullArea.height() - area.height();
}
}
else
{
// left <-> right
if( ( area.width() * 2 != fullArea.width() ) ||
( effects->clientArea( FullScreenArea, effects->activeScreen(), effects->currentDesktop()).height() !=
effects->clientArea( FullScreenArea, effects->activeScreen()==0?1:0, effects->currentDesktop()).height() ) )
{
// different resolutions
yPos = area.y() + fullArea.height() - area.height();
}
}
}
float left, right, top, bottom;
left = -area.width() * 0.5f;
right = area.width() * 0.5f;
top = area.height()*0.5f;
bottom = -area.height()*0.5f;
if( twinview && ( start || stop ) )
{
// special handling for start and stop animation in twin view setup
glViewport( fullArea.x(), fullArea.y(), fullArea.width(), fullArea.height() );
left = -(area.x() + area.width() * 0.5f);
right = fullArea.width() + left;
bottom = -(area.y() + area.height() * 0.5f);
top = fullArea.height() + bottom;
}
else
{
glViewport( area.x(), yPos, area.width(), area.height() );
}
glFrustum( left, right, top, bottom, 10, 50 );
glMatrixMode( GL_MODELVIEW );
glLoadIdentity();
glPushMatrix();
glTranslatef(-QApplication::desktop()->geometry().width()*0.5f,
-QApplication::desktop()->geometry().height()*0.5f,
-7.5);
glTranslatef(left, bottom, -7.5);
QList< EffectWindow* > tempList = effects->currentTabBoxWindowList();
int index = tempList.indexOf( effects->currentTabBoxWindow() );
@ -161,7 +208,22 @@ void CoverSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData&
glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA );
glPolygonMode( GL_FRONT, GL_FILL );
glBegin( GL_POLYGON );
glPushMatrix();
float leftVertex = 0.0;
if( twinview && ( start || stop ) )
{
leftVertex = area.x();
glTranslatef( 0.0, area.y() + area.height(), 7.5);
}
else
{
glTranslatef( 0.0, area.height(), 7.5);
}
float vertices[] = {
leftVertex, 0.0, -10.0,
leftVertex + area.width(), 0.0, -10.0,
leftVertex + area.width()*3, 0.0, -50.0,
leftVertex - area.width()*2, 0.0, -50.0 };
// foreground
float alpha = 1.0;
if( start )
@ -169,14 +231,16 @@ void CoverSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData&
else if( stop )
alpha = 1.0 - progress;
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 );
glBegin( GL_POLYGON );
glVertex3f( vertices[0], vertices[1], vertices[2] );
glVertex3f( vertices[3], vertices[4], vertices[5] );
// 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 );
glVertex3f( vertices[6], vertices[7], vertices[8] );
glVertex3f( vertices[9], vertices[10], vertices[11] );
glEnd();
glPopMatrix();
glDisable( GL_BLEND );
}
paintScene( frontWindow, &leftWindows, &rightWindows );
@ -186,6 +250,7 @@ void CoverSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData&
glMatrixMode( GL_PROJECTION );
glPopMatrix();
glMatrixMode( GL_MODELVIEW );
glViewport( viewport[0], viewport[1], viewport[2], viewport[3] );
// caption of selected window
QColor color_frame;
@ -208,9 +273,9 @@ void CoverSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData&
text_font.setPointSize( 20 );
glPushAttrib( GL_CURRENT_BIT );
glColor4f( color_frame.redF(), color_frame.greenF(), color_frame.blueF(), color_frame.alphaF());
QRect frameRect = QRect( QApplication::desktop()->geometry().width()*0.25f,
QApplication::desktop()->geometry().height()*0.9f,
QApplication::desktop()->geometry().width()*0.5f,
QRect frameRect = QRect( area.width()*0.25f + area.x(),
area.height()*0.9f + area.y(),
area.width()*0.5f,
QFontMetrics( text_font ).height() * 1.2f );
renderRoundBoxWithEdge( frameRect );
effects->paintText( effects->currentTabBoxWindow()->caption(),
@ -318,8 +383,8 @@ void CoverSwitchEffect::paintScene( EffectWindow* frontWindow, QList< EffectWind
// last right window becomes totally transparent in half the time
// appears transparent on left side and becomes totally opaque again
// backward (alt+shift+tab) same as forward but opposite direction
int width = QApplication::desktop()->geometry().width();
int height = QApplication::desktop()->geometry().height();
int width = area.width();
int height = area.height();
int leftWindowCount = leftWindows->count();
int rightWindowCount = rightWindows->count();
@ -351,8 +416,8 @@ void CoverSwitchEffect::paintScene( EffectWindow* frontWindow, QList< EffectWind
}
glPushMatrix();
int windowHeight = window->geometry().height();
float distance = -width*0.25f + ( width * 0.25f * i )/leftWindowCount - x;
float distanceY = height - windowHeight - y;
float distance = -width*0.25f + ( width * 0.25f * i )/leftWindowCount - x + area.x();
float distanceY = height - windowHeight - y + area.y();
if( start )
glTranslatef( distance*progress + x, distanceY * progress + y, -5 * progress - 2.5);
else if( stop )
@ -379,8 +444,8 @@ void CoverSwitchEffect::paintScene( EffectWindow* frontWindow, QList< EffectWind
glPushMatrix();
int windowWidth = window->geometry().width() * cos( radian );
int windowHeight = window->geometry().height();
float distance = width*1.25f - ( width * 0.25f * i )/rightWindowCount - x - windowWidth;
float distanceY = height - windowHeight - y;
float distance = width*1.25f - ( width * 0.25f * i )/rightWindowCount - x - windowWidth + area.x();
float distanceY = height - windowHeight - y + area.y();
if( start )
glTranslatef( distance*progress + x + windowWidth, distanceY * progress + y, -5 * progress - 2.5);
else if( stop )
@ -402,8 +467,8 @@ void CoverSwitchEffect::paintScene( EffectWindow* frontWindow, QList< EffectWind
y = frontWindow->iconGeometry().y();
}
int windowHeight = frontWindow->geometry().height();
float distance = (width - frontWindow->geometry().width())*0.5f - x;
float distanceY = height - windowHeight - y;
float distance = (width - frontWindow->geometry().width())*0.5f - x + area.x();
float distanceY = height - windowHeight - y + area.y();
if( start )
glTranslatef( distance * progress + x, distanceY * progress + y, -5*progress - 2.5 );
else if( stop )
@ -498,6 +563,16 @@ void CoverSwitchEffect::tabBoxAdded( int mode )
{
start = true;
}
// Calculation of correct area
area = effects->clientArea( FullScreenArea, effects->activeScreen(), effects->currentDesktop());
QRect fullArea = effects->clientArea( FullArea, effects->activeScreen(), effects->currentDesktop());
// twinview?
if( area.height() != fullArea.height() || area.width() != fullArea.width() )
twinview = true;
else
twinview = false;
effects->addRepaintFull();
}
else
@ -601,7 +676,7 @@ void CoverSwitchEffect::paintWindowCover( EffectWindow* w, QRect windowRect, boo
{
glPushMatrix();
glScalef( 1.0, -1.0, 1.0 );
glTranslatef( 0.0, - QApplication::desktop()->geometry().height() - windowRect.y() - windowRect.height(), 0.0 );
glTranslatef( 0.0, - area.height() - windowRect.y() - windowRect.height(), 0.0 );
effects->paintWindow( w,
PAINT_WINDOW_TRANSFORMED,
thumbnail, data );
@ -622,7 +697,7 @@ void CoverSwitchEffect::paintFrontWindow( EffectWindow* frontWindow, int width,
int windowWidth = frontWindow->geometry().width();
int windowHeight = frontWindow->geometry().height();;
float distance = 0.0;
int height = QApplication::desktop()->geometry().height();
int height = area.height();
int x = 0;
bool specialHandlingForward = false;
if( leftWindows == 0 )
@ -670,8 +745,8 @@ void CoverSwitchEffect::paintFrontWindow( EffectWindow* frontWindow, int width,
void CoverSwitchEffect::paintWindows( QList< EffectWindow* >* windows, bool left, bool reflectedWindows, EffectWindow* additionalWindow )
{
int width = QApplication::desktop()->geometry().width();
int height = QApplication::desktop()->geometry().height();
int width = area.width();
int height = area.height();
float radian = angle * ( 2 * M_PI / 360 );
int windowCount = windows->count();
int windowWidth = 0;

2
effects/coverswitch.h
View file

@ -63,6 +63,8 @@ class CoverSwitchEffect
bool stopRequested;
bool startRequested;
double progress;
QRect area;
bool twinview;
};
} // namespace