Actually add BoxSwitch effect.

svn path=/branches/work/kwin_composite/; revision=640631
This commit is contained in:
Philip Falkner 2007-03-08 16:54:50 +00:00
parent 6f122ecd3e
commit 6af1c36304
2 changed files with 622 additions and 0 deletions

532
effects/boxswitch.cpp Normal file
View file

@ -0,0 +1,532 @@
/*****************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2007 Philip Falkner <philip.falkner@gmail.com>
You can Freely distribute this program under the GNU General Public
License. See the file "COPYING" for the exact licensing terms.
******************************************************************/
#include "boxswitch.h"
#include "tabbox.h"
#include "client.h"
#include "scene_opengl.h"
#include <QSize>
#include <QPainter>
#include <QPixmap>
#ifdef HAVE_OPENGL
#include <GL/gl.h>
#endif
namespace KWinInternal
{
BoxSwitchEffect::BoxSwitchEffect()
: mActivated( 0 )
, mMode( 0 )
, painting_desktop( 0 )
{
frame_margin = 10;
highlight_margin = 5;
}
BoxSwitchEffect::~BoxSwitchEffect()
{
}
void BoxSwitchEffect::prePaintScreen( int* mask, QRegion* region, int time )
{
effects->prePaintScreen( mask, region, time );
}
void BoxSwitchEffect::prePaintWindow( EffectWindow* w, int* mask, QRegion* region, int time )
{
if( mActivated )
{
if( mMode == TabBox::WindowsMode )
{
if( windows.contains( w ) && w != selected_window )
{
*mask |= Scene::PAINT_WINDOW_TRANSLUCENT;
*mask &= ~Scene::PAINT_WINDOW_OPAQUE;
}
}
else
{
if( painting_desktop )
{
if( w->isOnDesktop( painting_desktop ))
w->enablePainting( Scene::Window::PAINT_DISABLED_BY_DESKTOP );
else
w->disablePainting( Scene::Window::PAINT_DISABLED_BY_DESKTOP );
}
}
}
effects->prePaintWindow( w, mask, region, time );
}
void BoxSwitchEffect::paintScreen( int mask, QRegion region, ScreenPaintData& data )
{
effects->paintScreen( mask, region, data );
if( mActivated )
{
if( mMode == TabBox::WindowsMode )
{
paintFrame();
foreach( EffectWindow* w, windows.keys())
{
if( w == selected_window )
{
paintHighlight( windows[ w ].area,
static_cast< Client* >( w->window())->caption());
}
paintWindowThumbnail( w );
}
}
else
{
if( !painting_desktop )
{
paintFrame();
for( painting_desktop = 1; painting_desktop <= desktops.count(); painting_desktop++ )
{
if( painting_desktop == selected_desktop )
{
paintHighlight( desktops[ painting_desktop ].area,
Workspace::self()->desktopName( painting_desktop ));
}
paintDesktopThumbnail( painting_desktop );
}
painting_desktop = 0;
}
}
}
}
void BoxSwitchEffect::paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data )
{
if( mActivated )
{
if( mMode == TabBox::WindowsMode )
{
if( windows.contains( w ) && w != selected_window )
{
data.opacity *= 0.1;
}
}
}
effects->paintWindow( w, mask, region, data );
}
void BoxSwitchEffect::windowInputMouseEvent( Window w, QEvent* e )
{
assert( w == mInput );
if( e->type() != QEvent::MouseButtonPress )
return;
QPoint pos = static_cast< QMouseEvent* >( e )->pos();
pos += frame_area.topLeft();
// determine which item was clicked
if( mMode == TabBox::WindowsMode )
{
foreach( EffectWindow* w, windows.keys())
{
if( windows[ w ].clickable.contains( pos ))
{
if( Client* c = static_cast< Client* >( w->window()))
{
Workspace::self()->activateClient( c );
if( c->isShade() && options->shadeHover )
c->setShade( ShadeActivated );
Workspace::self()->unrefTabBox();
setInactive();
}
}
}
}
else
{
for( int i = 1; i <= desktops.count(); i++ )
{
if( desktops[ i ].clickable.contains( pos ))
{
Workspace::self()->setCurrentDesktop( i );
Workspace::self()->unrefTabBox();
setInactive();
}
}
}
}
void BoxSwitchEffect::windowDamaged( EffectWindow* w, const QRect& damage )
{
if( mActivated )
{
if( mMode == TabBox::WindowsMode )
{
if( windows.contains( w ))
{
workspace()->addRepaint( windows[ w ].area );
}
}
else
{
if( w->isOnAllDesktops())
{
foreach( ItemInfo info, desktops )
workspace()->addRepaint( info.area );
}
else
{
workspace()->addRepaint( desktops[ w->desktop() ].area );
}
}
}
}
void BoxSwitchEffect::windowGeometryShapeChanged( EffectWindow* w, const QRect& old )
{
if( mActivated )
{
if( mMode == TabBox::WindowsMode )
{
if( windows.contains( w ) && w->size() != old.size())
{
workspace()->addRepaint( windows[ w ].area );
}
}
else
{
if( w->isOnAllDesktops())
{
foreach( ItemInfo info, desktops )
workspace()->addRepaint( info.area );
}
else
{
workspace()->addRepaint( desktops[ w->desktop() ].area );
}
}
}
}
void BoxSwitchEffect::tabBoxAdded( int mode )
{
if( !mActivated )
{
if( mode == TabBox::WindowsMode )
{
if( Workspace::self()->currentTabBoxClientList().count() > 1 )
{
mMode = mode;
Workspace::self()->refTabBox();
setActive();
}
}
else
{ // DesktopMode or DesktopListMode
if( Workspace::self()->numberOfDesktops() > 1 )
{
mMode = mode;
painting_desktop = 0;
Workspace::self()->refTabBox();
setActive();
}
}
}
}
void BoxSwitchEffect::tabBoxClosed()
{
if( mActivated )
setInactive();
}
void BoxSwitchEffect::tabBoxUpdated()
{
if( mActivated )
{
if( mMode == TabBox::WindowsMode )
{
if( selected_window != NULL )
{
if( windows.contains( selected_window ))
workspace()->addRepaint( windows.value( selected_window ).area );
selected_window->window()->addRepaintFull();
}
selected_window = Workspace::self()->currentTabBoxClient()->effectWindow();
if( windows.contains( selected_window ))
workspace()->addRepaint( windows.value( selected_window ).area );
selected_window->window()->addRepaintFull();
if( Workspace::self()->currentTabBoxClientList() == tab_clients )
return;
tab_clients = Workspace::self()->currentTabBoxClientList();
}
else
{
if( desktops.contains( selected_desktop ))
workspace()->addRepaint( desktops.value( selected_desktop ).area );
selected_desktop = Workspace::self()->currentTabBoxDesktop();
if( desktops.contains( selected_desktop ))
workspace()->addRepaint( desktops.value( selected_desktop ).area );
if( Workspace::self()->numberOfDesktops() == desktops.count())
return;
}
workspace()->addRepaint( frame_area );
calculateFrameSize();
calculateItemSizes();
moveResizeInputWindow( frame_area.x(), frame_area.y(), frame_area.width(), frame_area.height());
workspace()->addRepaint( frame_area );
}
}
void BoxSwitchEffect::setActive()
{
mActivated = true;
if( mMode == TabBox::WindowsMode )
{
tab_clients = Workspace::self()->currentTabBoxClientList();
selected_window = Workspace::self()->currentTabBoxClient()->effectWindow();
}
else
{
selected_desktop = Workspace::self()->currentTabBoxDesktop();
}
calculateFrameSize();
calculateItemSizes();
mInput = effects->createInputWindow( this, frame_area.x(), frame_area.y(),
frame_area.width(), frame_area.height(), Qt::ArrowCursor );
workspace()->addRepaint( frame_area );
if( mMode == TabBox::WindowsMode )
{
foreach( EffectWindow* w, windows.keys())
{
if( w != selected_window )
w->window()->addRepaintFull();
}
}
}
void BoxSwitchEffect::setInactive()
{
mActivated = false;
if( mInput != None )
{
effects->destroyInputWindow( mInput );
mInput = None;
}
if( mMode == TabBox::WindowsMode )
{
foreach( EffectWindow* w, windows.keys())
{
if( w != selected_window )
w->window()->addRepaintFull();
}
}
workspace()->addRepaint( frame_area );
frame_area = QRect();
}
void BoxSwitchEffect::moveResizeInputWindow( int x, int y, int width, int height )
{
XMoveWindow( display(), mInput, x, y );
XResizeWindow( display(), mInput, width, height );
}
void BoxSwitchEffect::calculateFrameSize()
{
int itemcount;
if( mMode == TabBox::WindowsMode )
{
itemcount = tab_clients.count();
item_max_size.setWidth( 200 );
item_max_size.setHeight( 200 );
}
else
{
itemcount = Workspace::self()->numberOfDesktops();
item_max_size.setWidth( 200 );
item_max_size.setHeight( 200 );
}
// Shrink the size until all windows/desktops can fit onscreen
frame_area.setWidth( frame_margin * 2 + itemcount * item_max_size.width());
while( frame_area.width() > displayWidth())
{
item_max_size /= 2;
frame_area.setWidth( frame_margin * 2 + itemcount * item_max_size.width());
}
frame_area.setHeight( frame_margin * 2 + item_max_size.height() + 15 );
frame_area.moveTo( ( displayWidth() - frame_area.width()) / 2, ( displayHeight() - frame_area.height()) / 2 );
}
void BoxSwitchEffect::calculateItemSizes()
{
if( mMode == TabBox::WindowsMode )
{
windows.clear();
for( int i = 0; i < tab_clients.count(); i++ )
{
EffectWindow* w = tab_clients.at( i )->effectWindow();
windows[ w ].area = QRect( frame_area.x() + frame_margin
+ i * item_max_size.width(),
frame_area.y() + frame_margin,
item_max_size.width(), item_max_size.height());
windows[ w ].clickable = windows[ w ].area;
windows[ w ].icon = static_cast< Client* >( w->window())->icon();
/* #ifdef HAVE_OPENGL
windows[ w ].glIcon.bindPixmap( windows[ w ].icon.handle(), windows[ w ].icon.width(), windows[ w ].icon.height(), windows[ w ].icon.depth());
windows[ w ].glIcon.glFilter = GL_LINEAR;
#endif */
}
}
else
{
desktops.clear();
int iDesktop = ( mMode == TabBox::DesktopMode ) ? Workspace::self()->currentDesktop() : 1;
for( int i = 1; i <= Workspace::self()->numberOfDesktops(); i++ )
{
desktops[ iDesktop ].area = QRect( frame_area.x() + frame_margin
+ ( i - 1 ) * item_max_size.width(),
frame_area.y() + frame_margin,
item_max_size.width(), item_max_size.height());
desktops[ iDesktop ].clickable = desktops[ iDesktop ].area;
if( mMode == TabBox::DesktopMode )
iDesktop = Workspace::self()->nextDesktopFocusChain( iDesktop );
else
iDesktop++;
}
}
}
void BoxSwitchEffect::paintFrame()
{
#ifdef HAVE_OPENGL
glPushAttrib( GL_CURRENT_BIT | GL_ENABLE_BIT );
glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
glColor4f( 0, 0, 0, 0.75 );
glBegin( GL_QUADS );
glVertex2i( frame_area.x(), frame_area.y());
glVertex2i( frame_area.x() + frame_area.width(), frame_area.y());
glVertex2i( frame_area.x() + frame_area.width(), frame_area.y() + frame_area.height());
glVertex2i( frame_area.x(), frame_area.y() + frame_area.height());
glEnd();
glPopAttrib();
#endif
}
void BoxSwitchEffect::paintHighlight( QRect area, QString text )
{
#ifdef HAVE_OPENGL
glPushAttrib( GL_CURRENT_BIT | GL_ENABLE_BIT );
glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
glColor4f( 1, 1, 1, 0.75 );
glBegin( GL_QUADS );
glVertex2i( area.x(), area.y());
glVertex2i( area.x() + area.width(), area.y());
glVertex2i( area.x() + area.width(), area.y() + area.height());
glVertex2i( area.x(), area.y() + area.height());
glEnd();
glPopAttrib();
#endif
// kDebug() << text << endl; // TODO draw this nicely on screen
}
void BoxSwitchEffect::paintDesktopThumbnail( int iDesktop )
{
if( !desktops.contains( iDesktop ))
return;
ScreenPaintData data;
QRect region;
QRect r = desktops[ iDesktop ].area.adjusted( highlight_margin, highlight_margin,
-highlight_margin, -highlight_margin );
QSize size = QSize( displayWidth(), displayHeight());
size.scale( r.size(), Qt::KeepAspectRatio );
data.xScale = size.width() / double( displayWidth());
data.yScale = size.height() / double( displayHeight());
int width = int( displayWidth() * data.xScale );
int height = int( displayHeight() * data.yScale );
int x = r.x() + ( r.width() - width ) / 2;
int y = r.y() + ( r.height() - height ) / 2;
region = QRect( x, y, width, height );
data.xTranslate = x;
data.yTranslate = y;
effects->paintScreen( Scene::PAINT_SCREEN_TRANSFORMED | Scene::PAINT_SCREEN_BACKGROUND_FIRST,
region, data );
}
void BoxSwitchEffect::paintWindowThumbnail( EffectWindow* w )
{
if( !windows.contains( w ))
return;
WindowPaintData data;
setPositionTransformations( data,
windows[ w ].thumbnail, w,
windows[ w ].area.adjusted( highlight_margin, highlight_margin, -highlight_margin, -highlight_margin ),
Qt::KeepAspectRatio );
effects->drawWindow( w,
Scene::PAINT_WINDOW_OPAQUE | Scene::PAINT_WINDOW_TRANSFORMED,
windows[ w ].thumbnail, data );
}
void BoxSwitchEffect::paintWindowIcon( EffectWindow* w )
{
if( !windows.contains( w ))
return;
/* if( windows[ w ].icon.serialNumber()
!= static_cast< Client* >( w->window())->icon().serialNumber())
{ // icon changed
windows[ w ].icon = static_cast< Client* >( w->window())->icon();
#ifdef HAVE_OPENGL
windows[ w ].glIcon.bindPixmap( windows[ w ].icon.handle(),
windows[ w ].icon.width(), windows[ w ].icon.height(),
windows[ w ].icon.depth(), windows[ w ].icon.rect());
#endif
}
#ifdef HAVE_OPENGL
glPushMatrix();
glPushAttrib( GL_ENABLE_BIT );
windows[ w ].glIcon.enable();
windows[ w ].glIcon.preparePaint();
int x = windows[ w ].area.x() + ( windows[ w ].area.width() - windows[ w ].icon.width()) / 2
int y = windows[ w ].area.y() + ( windows[ w ].area.height() - windows[ w ].icon.height()) / 2
glBegin( GL_QUADS );
glTexCoord2i( 0, 0 );
glVertex2i( x, y );
glTexCoord2i( windows[ w ].icon.width(), 0 );
glVertex2i( x + windows[ w ].icon.width(), y );
glTexCoord2i( windows[ w ].icon.width(), windows[ w ].icon.height());
glVertex2i( x + windows[ w ].icon.width(), y + windows[ w ].icon.height());
glTexCoord2i( 0, windows[ w ].icon.height());
glVertex2i( x, y + windows[ w ].icon.height());
glEnd();
windows[ w ].glIcon.finishPaint();
glPopAttrib();
glPopMatrix();
windows[ w ].glIcon.disable();
#endif */
}
BoxSwitchEffect::ItemInfo::~ItemInfo()
{
/* #ifdef HAVE_OPENGL
glIcon.discard();
#endif */
}
} // namespace

90
effects/boxswitch.h Normal file
View file

@ -0,0 +1,90 @@
/*****************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2007 Philip Falkner <philip.falkner@gmail.com>
You can Freely distribute this program under the GNU General Public
License. See the file "COPYING" for the exact licensing terms.
******************************************************************/
#ifndef KWIN_BOXSWITCH_H
#define KWIN_BOXSWITCH_H
#include "effects.h"
#include "scene_opengl.h"
#include <QPoint>
#include <QRect>
namespace KWinInternal
{
class BoxSwitchEffect
: public Effect
{
public:
BoxSwitchEffect();
~BoxSwitchEffect();
virtual void prePaintScreen( int* mask, QRegion* region, int time );
virtual void paintScreen( int mask, QRegion region, ScreenPaintData& data );
virtual void prePaintWindow( EffectWindow* w, int* mask, QRegion* region, int time );
virtual void paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
virtual void windowInputMouseEvent( Window w, QEvent* e );
virtual void windowDamaged( EffectWindow* w, const QRect& damage );
virtual void windowGeometryShapeChanged( EffectWindow* w, const QRect& old );
virtual void tabBoxAdded( int mode );
virtual void tabBoxClosed();
virtual void tabBoxUpdated();
private:
class ItemInfo;
void setActive();
void setInactive();
void moveResizeInputWindow( int x, int y, int width, int height );
void calculateFrameSize();
void calculateItemSizes();
void paintFrame();
void paintHighlight( QRect area, QString text );
void paintDesktopThumbnail( int iDesktop );
void paintWindowThumbnail( EffectWindow* w );
void paintWindowIcon( EffectWindow* w );
bool mActivated;
Window mInput;
int mMode;
QRect frame_area;
int frame_margin;
QSize item_max_size; // maximum item display size (including highlight)
int highlight_margin; // TODO graphical background, highlight
QMap< int, ItemInfo > desktops;
QMap< EffectWindow*, ItemInfo > windows;
int selected_desktop;
ClientList tab_clients;
EffectWindow* selected_window;
int painting_desktop;
};
class BoxSwitchEffect::ItemInfo
{
public:
~ItemInfo();
QRect area; // maximal painting area, including any frames/highlights/etc.
QRegion clickable;
QRect thumbnail;
QPixmap icon;
/* #ifdef HAVE_OPENGL
SceneOpenGL::Texture glIcon;
#endif */
};
} // namespace
#endif