KWin
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Public Slots | Public Member Functions | List of all members
KWin::OutputLocatorEffect Class Reference

#include <outputlocator.h>

Inheritance diagram for KWin::OutputLocatorEffect:
KWin::Effect

Public Slots

void show ()
 
void hide ()
 
- Public Slots inherited from KWin::Effect
virtual bool borderActivated (ElectricBorder border)
 

Public Member Functions

 OutputLocatorEffect (QObject *parent=nullptr)
 
void paintScreen (const RenderTarget &renderTarget, const RenderViewport &viewport, int mask, const QRegion &region, KWin::Output *screen) override
 
bool isActive () const override
 
- Public Member Functions inherited from KWin::Effect
 Effect (QObject *parent=nullptr)
 
 ~Effect () override
 
virtual void reconfigure (ReconfigureFlags flags)
 
virtual void prePaintScreen (ScreenPrePaintData &data, std::chrono::milliseconds presentTime)
 
virtual void postPaintScreen ()
 
virtual void prePaintWindow (EffectWindow *w, WindowPrePaintData &data, std::chrono::milliseconds presentTime)
 
virtual void paintWindow (const RenderTarget &renderTarget, const RenderViewport &viewport, EffectWindow *w, int mask, QRegion region, WindowPaintData &data)
 
virtual void postPaintWindow (EffectWindow *w)
 
virtual bool provides (Feature)
 
virtual bool perform (Feature feature, const QVariantList &arguments)
 
virtual void drawWindow (const RenderTarget &renderTarget, const RenderViewport &viewport, EffectWindow *w, int mask, const QRegion &region, WindowPaintData &data)
 
virtual void windowInputMouseEvent (QEvent *e)
 
virtual void grabbedKeyboardEvent (QKeyEvent *e)
 
virtual QString debug (const QString &parameter) const
 
virtual int requestedEffectChainPosition () const
 
virtual bool touchDown (qint32 id, const QPointF &pos, std::chrono::microseconds time)
 
virtual bool touchMotion (qint32 id, const QPointF &pos, std::chrono::microseconds time)
 
virtual bool touchUp (qint32 id, std::chrono::microseconds time)
 
virtual bool tabletToolEvent (QTabletEvent *event)
 
virtual bool tabletToolButtonEvent (uint button, bool pressed, quint64 tabletToolId)
 
virtual bool tabletPadButtonEvent (uint button, bool pressed, void *tabletPadId)
 
virtual bool tabletPadStripEvent (int number, int position, bool isFinger, void *tabletPadId)
 
virtual bool tabletPadRingEvent (int number, int position, bool isFinger, void *tabletPadId)
 
template<typename T >
int animationTime (int defaultDuration)
 
virtual bool blocksDirectScanout () const
 

Additional Inherited Members

- Public Types inherited from KWin::Effect
enum  {
  PAINT_WINDOW_OPAQUE = 1 << 0 , PAINT_WINDOW_TRANSLUCENT = 1 << 1 , PAINT_WINDOW_TRANSFORMED = 1 << 2 , PAINT_SCREEN_REGION = 1 << 3 ,
  PAINT_SCREEN_TRANSFORMED = 1 << 4 , PAINT_SCREEN_WITH_TRANSFORMED_WINDOWS = 1 << 5 , PAINT_SCREEN_BACKGROUND_FIRST = 1 << 6
}
 
enum  Feature {
  Nothing = 0 , ScreenInversion , Blur , Contrast ,
  HighlightWindows
}
 
enum  ReconfigureFlag { ReconfigureAll = 1 << 0 }
 
- Static Public Member Functions inherited from KWin::Effect
static QPointF cursorPos ()
 
static double animationTime (const KConfigGroup &cfg, const QString &key, int defaultTime)
 
static double animationTime (int defaultTime)
 
static double interpolate (double x, double y, double a)
 
static void setPositionTransformations (WindowPaintData &data, QRect &region, EffectWindow *w, const QRect &r, Qt::AspectRatioMode aspect)
 

Detailed Description

Definition at line 19 of file outputlocator.h.

Constructor & Destructor Documentation

◆ OutputLocatorEffect()

KWin::OutputLocatorEffect::OutputLocatorEffect ( QObject * parent = nullptr)
explicit

Definition at line 56 of file outputlocator.cpp.

Member Function Documentation

◆ hide

void KWin::OutputLocatorEffect::hide ( )
slot

Definition at line 95 of file outputlocator.cpp.

◆ isActive()

bool KWin::OutputLocatorEffect::isActive ( ) const
overridevirtual

Overwrite this method to indicate whether your effect will be doing something in the next frame to be rendered. If the method returns false the effect will be excluded from the chained methods in the next rendered frame.

This method is called always directly before the paint loop begins. So it is totally fine to e.g. react on a window event, issue a repaint to trigger an animation and change a flag to indicate that this method returns true.

As the method is called each frame, you should not perform complex calculations. Best use just a boolean flag.

The default implementation of this method returns true.

Since
4.8

Reimplemented from KWin::Effect.

Definition at line 67 of file outputlocator.cpp.

◆ paintScreen()

void KWin::OutputLocatorEffect::paintScreen ( const RenderTarget & renderTarget,
const RenderViewport & viewport,
int mask,
const QRegion & region,
KWin::Output * screen )
overridevirtual

In this method you can:

  • paint something on top of the windows (by painting after calling effects->paintScreen())
  • paint multiple desktops and/or multiple copies of the same desktop by calling effects->paintScreen() multiple times

In OpenGL based compositing, the frameworks ensures that the context is current when this method is invoked.

Reimplemented from KWin::Effect.

Definition at line 108 of file outputlocator.cpp.

◆ show

void KWin::OutputLocatorEffect::show ( )
slot

Definition at line 72 of file outputlocator.cpp.


The documentation for this class was generated from the following files: