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kwin/effects.h
Martin Gräßlin 89c0ea0c8d Pass EffectFrame through all effects, so that they can do something with the frame. 
E.g. set a shader to invert it.
CCBUG: 241389

svn path=/trunk/KDE/kdebase/workspace/; revision=1154071
2010-07-24 16:29:16 +00:00

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/********************************************************************
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/>.
*********************************************************************/
#ifndef KWIN_EFFECTSIMPL_H
#define KWIN_EFFECTSIMPL_H
#include "kwineffects.h"
#include "scene.h"
#include <QStack>
#include <QHash>
class KService;
namespace KWin
{
class EffectsHandlerImpl : public EffectsHandler
{
public:
EffectsHandlerImpl(CompositingType type);
virtual ~EffectsHandlerImpl();
virtual void prePaintScreen( ScreenPrePaintData& data, int time );
virtual void paintScreen( int mask, QRegion region, ScreenPaintData& data );
virtual void postPaintScreen();
virtual void prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time );
virtual void paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
virtual void postPaintWindow( EffectWindow* w );
virtual void paintEffectFrame( EffectFrame* frame, QRegion region, double opacity, double frameOpacity );
bool providesResizeEffect();
virtual void drawWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
virtual void buildQuads( EffectWindow* w, WindowQuadList& quadList );
virtual void activateWindow( EffectWindow* c );
virtual EffectWindow* activeWindow() const;
virtual void moveWindow( EffectWindow* w, const QPoint& pos, bool snap = false, double snapAdjust = 1.0 );
virtual void windowToDesktop( EffectWindow* w, int desktop );
virtual void windowToScreen( EffectWindow* w, int screen );
virtual void setShowingDesktop( bool showing );
virtual int currentDesktop() const;
virtual int numberOfDesktops() const;
virtual void setCurrentDesktop( int desktop );
virtual void setNumberOfDesktops( int desktops );
virtual QSize desktopGridSize() const;
virtual int desktopGridWidth() const;
virtual int desktopGridHeight() const;
virtual int workspaceWidth() const;
virtual int workspaceHeight() const;
virtual int desktopAtCoords( QPoint coords ) const;
virtual QPoint desktopGridCoords( int id ) const;
virtual QPoint desktopCoords( int id ) const;
virtual int desktopAbove( int desktop = 0, bool wrap = true ) const;
virtual int desktopToRight( int desktop = 0, bool wrap = true ) const;
virtual int desktopBelow( int desktop = 0, bool wrap = true ) const;
virtual int desktopToLeft( int desktop = 0, bool wrap = true ) const;
virtual bool isDesktopLayoutDynamic() const;
virtual int addDesktop( QPoint coords );
virtual void deleteDesktop( int id );
virtual QString desktopName( int desktop ) const;
virtual bool optionRollOverDesktops() const;
virtual int displayWidth() const;
virtual int displayHeight() const;
virtual QPoint cursorPos() const;
virtual bool grabKeyboard( Effect* effect );
virtual void ungrabKeyboard();
virtual void* getProxy( QString name );
virtual void startMousePolling();
virtual void stopMousePolling();
virtual EffectWindow* findWindow( WId id ) const;
virtual EffectWindowList stackingOrder() const;
virtual void setElevatedWindow( EffectWindow* w, bool set );
virtual void setTabBoxWindow(EffectWindow*);
virtual void setTabBoxDesktop(int);
virtual EffectWindowList currentTabBoxWindowList() const;
virtual void refTabBox();
virtual void unrefTabBox();
virtual void closeTabBox();
virtual QList< int > currentTabBoxDesktopList() const;
virtual int currentTabBoxDesktop() const;
virtual EffectWindow* currentTabBoxWindow() const;
virtual void setActiveFullScreenEffect( Effect* e );
virtual Effect* activeFullScreenEffect() const;
virtual void pushRenderTarget(GLRenderTarget* target);
virtual GLRenderTarget* popRenderTarget();
virtual void addRepaintFull();
virtual void addRepaint( const QRect& r );
virtual void addRepaint( const QRegion& r );
virtual void addRepaint( int x, int y, int w, int h );
virtual int activeScreen() const;
virtual int numScreens() const;
virtual int screenNumber( const QPoint& pos ) const;
virtual QRect clientArea( clientAreaOption, int screen, int desktop ) const;
virtual QRect clientArea( clientAreaOption, const EffectWindow* c ) const;
virtual QRect clientArea( clientAreaOption, const QPoint& p, int desktop ) const;
virtual double animationTimeFactor() const;
virtual WindowQuadType newWindowQuadType();
virtual Window createInputWindow( Effect* e, int x, int y, int w, int h, const QCursor& cursor );
using EffectsHandler::createInputWindow;
virtual void destroyInputWindow( Window w );
virtual bool checkInputWindowEvent( XEvent* e );
virtual void checkInputWindowStacking();
virtual void checkElectricBorder(const QPoint &pos, Time time);
virtual void reserveElectricBorder( ElectricBorder border );
virtual void unreserveElectricBorder( ElectricBorder border );
virtual void reserveElectricBorderSwitching( bool reserve );
virtual unsigned long xrenderBufferPicture();
virtual void reconfigure();
virtual void registerPropertyType( long atom, bool reg );
virtual QByteArray readRootProperty( long atom, long type, int format ) const;
virtual void deleteRootProperty( long atom ) const;
virtual bool hasDecorationShadows() const;
virtual bool decorationsHaveAlpha() const;
virtual EffectFrame* effectFrame( EffectFrameStyle style, bool staticSize, const QPoint& position, Qt::Alignment alignment ) const;
// internal (used by kwin core or compositing code)
void startPaint();
void windowUserMovedResized( EffectWindow* c, bool first, bool last );
void windowMoveResizeGeometryUpdate( EffectWindow* c, const QRect& geometry );
void windowOpacityChanged( EffectWindow* c, double old_opacity );
void windowAdded( EffectWindow* c );
void windowClosed( EffectWindow* c );
void windowDeleted( EffectWindow* c );
void windowActivated( EffectWindow* c );
void windowMinimized( EffectWindow* c );
void windowUnminimized( EffectWindow* c );
void clientGroupItemSwitched( EffectWindow* from, EffectWindow* to );
void clientGroupItemAdded( EffectWindow* from, EffectWindow* to );
void clientGroupItemRemoved( EffectWindow* c, EffectWindow* group );
void desktopChanged( int old );
void windowDamaged( EffectWindow* w, const QRect& r );
void windowGeometryShapeChanged( EffectWindow* w, const QRect& old );
void tabBoxAdded( int mode );
void tabBoxClosed();
void tabBoxUpdated();
void tabBoxKeyEvent( QKeyEvent* event );
bool borderActivated( ElectricBorder border );
void mouseChanged( const QPoint& pos, const QPoint& oldpos,
Qt::MouseButtons buttons, Qt::MouseButtons oldbuttons,
Qt::KeyboardModifiers modifiers, Qt::KeyboardModifiers oldmodifiers );
void grabbedKeyboardEvent( QKeyEvent* e );
bool hasKeyboardGrab() const;
void propertyNotify( EffectWindow* c, long atom );
void numberDesktopsChanged( int old );
bool loadEffect( const QString& name );
void toggleEffect( const QString& name );
void unloadEffect( const QString& name );
void reconfigureEffect( const QString& name );
bool isEffectLoaded( const QString& name );
QStringList loadedEffects() const;
QStringList listOfEffects() const;
QList<EffectWindow*> elevatedWindows() const;
protected:
KLibrary* findEffectLibrary( KService* service );
void effectsChanged();
Effect* keyboard_grab_effect;
QStack<GLRenderTarget*> render_targets;
Effect* fullscreen_effect;
QList<EffectWindow*> elevated_windows;
QMultiMap< int, EffectPair > effect_order;
QHash< long, int > registered_atoms;
int next_window_quad_type;
int mouse_poll_ref_count;
int current_paint_effectframe;
};
class EffectWindowImpl : public EffectWindow
{
public:
EffectWindowImpl();
virtual ~EffectWindowImpl();
virtual void enablePainting( int reason );
virtual void disablePainting( int reason );
virtual bool isPaintingEnabled();
virtual void addRepaint( const QRect& r );
virtual void addRepaint( int x, int y, int w, int h );
virtual void addRepaintFull();
virtual void refWindow();
virtual void unrefWindow();
virtual bool isDeleted() const;
virtual bool isOnAllDesktops() const;
virtual int desktop() const; // prefer isOnXXX()
virtual bool isMinimized() const;
virtual double opacity() const;
virtual bool hasAlpha() const;
virtual QString caption() const;
virtual QPixmap icon() const;
virtual QString windowClass() const;
virtual QString windowRole() const;
virtual const EffectWindowGroup* group() const;
virtual int x() const;
virtual int y() const;
virtual int width() const;
virtual int height() const;
virtual QRect geometry() const;
virtual QRegion shape() const;
virtual int screen() const;
virtual bool hasOwnShape() const;
virtual QPoint pos() const;
virtual QSize size() const;
virtual QRect rect() const;
virtual bool isMovable() const;
virtual bool isMovableAcrossScreens() const;
virtual bool isUserMove() const;
virtual bool isUserResize() const;
virtual QRect iconGeometry() const;
virtual QRect contentsRect() const;
virtual QRect decorationInnerRect() const;
virtual QByteArray readProperty( long atom, long type, int format ) const;
virtual void deleteProperty( long atom ) const;
virtual bool isDesktop() const;
virtual bool isDock() const;
virtual bool isToolbar() const;
virtual bool isTopMenu() const;
virtual bool isMenu() const;
virtual bool isNormalWindow() const; // normal as in 'NET::Normal or NET::Unknown non-transient'
virtual bool isSpecialWindow() const;
virtual bool isDialog() const;
virtual bool isSplash() const;
virtual bool isUtility() const;
virtual bool isDropdownMenu() const;
virtual bool isPopupMenu() const; // a context popup, not dropdown, not torn-off
virtual bool isTooltip() const;
virtual bool isNotification() const;
virtual bool isComboBox() const;
virtual bool isDNDIcon() const;
virtual bool isManaged() const; // managed or override-redirect
virtual bool acceptsFocus() const;
virtual bool keepAbove() const;
virtual bool isModal() const;
virtual EffectWindow* findModal();
virtual EffectWindowList mainWindows() const;
virtual bool isSkipSwitcher() const;
virtual WindowQuadList buildQuads( bool force = false ) const;
virtual void minimize() const;
virtual void unminimize() const;
virtual void closeWindow() const;
virtual bool visibleInClientGroup() const;
const Toplevel* window() const;
Toplevel* window();
void setWindow( Toplevel* w ); // internal
void setSceneWindow( Scene::Window* w ); // internal
const Scene::Window* sceneWindow() const; // internal
Scene::Window* sceneWindow(); // internal
void setData( int role, const QVariant &data );
QVariant data( int role ) const;
private:
Toplevel* toplevel;
Scene::Window* sw; // This one is used only during paint pass.
QHash<int, QVariant> dataMap;
};
class EffectWindowGroupImpl
: public EffectWindowGroup
{
public:
EffectWindowGroupImpl( Group* g );
virtual EffectWindowList members() const;
private:
Group* group;
};
class EffectFrameImpl
: public QObject, public EffectFrame
{
Q_OBJECT
public:
explicit EffectFrameImpl( EffectFrameStyle style, bool staticSize = true, QPoint position = QPoint( -1, -1 ),
Qt::Alignment alignment = Qt::AlignCenter );
virtual ~EffectFrameImpl();
virtual void free();
virtual void render( QRegion region = infiniteRegion(), double opacity = 1.0, double frameOpacity = 1.0 );
virtual Qt::Alignment alignment() const;
virtual void setAlignment( Qt::Alignment alignment );
virtual const QFont& font() const;
virtual void setFont( const QFont& font );
virtual const QRect& geometry() const;
virtual void setGeometry( const QRect& geometry, bool force = false );
virtual const QPixmap& icon() const;
virtual void setIcon( const QPixmap& icon );
virtual const QSize& iconSize() const;
virtual void setIconSize( const QSize& size );
virtual void setPosition( const QPoint& point );
virtual const QString& text() const;
virtual void setText( const QString& text );
EffectFrameStyle style() const
{
return m_style;
};
Plasma::FrameSvg& frame()
{
return m_frame;
}
bool isStatic() const
{
return m_static;
};
void finalRender( QRegion region, double opacity, double frameOpacity ) const;
virtual void setShader( GLShader* shader )
{
m_shader = shader;
}
virtual GLShader* shader() const
{
return m_shader;
}
private Q_SLOTS:
void plasmaThemeChanged();
private:
Q_DISABLE_COPY( EffectFrameImpl ) // As we need to use Qt slots we cannot copy this class
void autoResize(); // Auto-resize if not a static size
EffectFrameStyle m_style;
Plasma::FrameSvg m_frame; // TODO: share between all EffectFrames
// Position
bool m_static;
QPoint m_point;
Qt::Alignment m_alignment;
QRect m_geometry;
// Contents
QString m_text;
QFont m_font;
QPixmap m_icon;
QSize m_iconSize;
Scene::EffectFrame* m_sceneFrame;
GLShader* m_shader;
};
inline
QList<EffectWindow*> EffectsHandlerImpl::elevatedWindows() const
{
return elevated_windows;
}
inline
EffectWindowGroupImpl::EffectWindowGroupImpl( Group* g )
: group( g )
{
}
EffectWindow* effectWindow( Toplevel* w );
EffectWindow* effectWindow( Scene::Window* w );
inline
const Scene::Window* EffectWindowImpl::sceneWindow() const
{
return sw;
}
inline
Scene::Window* EffectWindowImpl::sceneWindow()
{
return sw;
}
inline
const Toplevel* EffectWindowImpl::window() const
{
return toplevel;
}
inline
Toplevel* EffectWindowImpl::window()
{
return toplevel;
}
} // namespace
#endif
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