140 lines
4 KiB
C++
140 lines
4 KiB
C++
/*****************************************************************
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
Copyright (C) 2008 Cédric Borgese <cedric.borgese@gmail.com>
|
|
|
|
You can Freely distribute this program under the GNU General Public
|
|
License. See the file "COPYING" for the exact licensing terms.
|
|
******************************************************************/
|
|
|
|
#ifndef WOBBLYWINDOWS_H
|
|
#define WOBBLYWINDOWS_H
|
|
|
|
// Include with base class for effects.
|
|
#include <kwineffects.h>
|
|
|
|
namespace KWin
|
|
{
|
|
|
|
struct ParameterSet;
|
|
|
|
/**
|
|
* Effect which wobble windows
|
|
**/
|
|
class WobblyWindowsEffect : public Effect
|
|
{
|
|
public:
|
|
|
|
WobblyWindowsEffect();
|
|
virtual ~WobblyWindowsEffect();
|
|
|
|
virtual void reconfigure( ReconfigureFlags );
|
|
virtual void prePaintScreen( ScreenPrePaintData& data, int time );
|
|
virtual void prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time );
|
|
virtual void paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
|
|
virtual void postPaintScreen();
|
|
virtual void windowUserMovedResized( EffectWindow* c, bool first, bool last );
|
|
virtual void windowAdded( EffectWindow* w );
|
|
virtual void windowClosed( EffectWindow* w );
|
|
|
|
// Wobbly model parameters
|
|
void setStiffness(qreal stiffness);
|
|
void setDrag(qreal drag);
|
|
void setVelocityThreshold(qreal velocityThreshold);
|
|
void setMoveFactor(qreal factor);
|
|
|
|
struct Pair
|
|
{
|
|
qreal x;
|
|
qreal y;
|
|
};
|
|
|
|
enum WindowStatus
|
|
{
|
|
Free,
|
|
Moving,
|
|
Openning,
|
|
Closing
|
|
};
|
|
|
|
static bool supported();
|
|
|
|
private:
|
|
|
|
bool updateWindowWobblyDatas(EffectWindow* w, qreal time);
|
|
|
|
struct WindowWobblyInfos
|
|
{
|
|
Pair* origin;
|
|
Pair* position;
|
|
Pair* velocity;
|
|
Pair* acceleration;
|
|
Pair* buffer;
|
|
|
|
// if true, the physics system moves this point based only on it "normal" destination
|
|
// given by the window position, ignoring neighbour points.
|
|
bool* constraint;
|
|
|
|
unsigned int width;
|
|
unsigned int height;
|
|
unsigned int count;
|
|
|
|
Pair* bezierSurface;
|
|
unsigned int bezierWidth;
|
|
unsigned int bezierHeight;
|
|
unsigned int bezierCount;
|
|
|
|
WindowStatus status;
|
|
|
|
// for closing
|
|
QRectF closeRect;
|
|
|
|
// for resizing. Only sides that have moved will wobble
|
|
bool can_wobble_top,can_wobble_left,can_wobble_right,can_wobble_bottom;
|
|
QRect resize_original_rect;
|
|
};
|
|
|
|
QHash< const EffectWindow*, WindowWobblyInfos > windows;
|
|
|
|
QRect m_updateRegion;
|
|
|
|
qreal m_stiffness;
|
|
qreal m_drag;
|
|
qreal m_move_factor;
|
|
|
|
// the default tesselation for windows
|
|
// use qreal instead of int as I really often need
|
|
// these values as real to do divisions.
|
|
qreal m_xTesselation;
|
|
qreal m_yTesselation;
|
|
|
|
qreal m_minVelocity;
|
|
qreal m_maxVelocity;
|
|
qreal m_stopVelocity;
|
|
qreal m_minAcceleration;
|
|
qreal m_maxAcceleration;
|
|
qreal m_stopAcceleration;
|
|
|
|
bool m_moveEffectEnabled;
|
|
bool m_openEffectEnabled;
|
|
bool m_closeEffectEnabled;
|
|
|
|
bool m_moveWobble; // Expands m_moveEffectEnabled
|
|
bool m_resizeWobble;
|
|
|
|
void initWobblyInfo(WindowWobblyInfos& wwi, QRect geometry) const;
|
|
void freeWobblyInfo(WindowWobblyInfos& wwi) const;
|
|
void wobblyOpenInit(WindowWobblyInfos& wwi) const;
|
|
void wobblyCloseInit(WindowWobblyInfos& wwi, EffectWindow* w) const;
|
|
|
|
WobblyWindowsEffect::Pair computeBezierPoint(const WindowWobblyInfos& wwi, Pair point) const;
|
|
|
|
static void heightRingLinearMean(Pair** datas, WindowWobblyInfos& wwi);
|
|
|
|
void setParameterSet(const ParameterSet& pset);
|
|
};
|
|
|
|
} // namespace KWin
|
|
|
|
#endif // WOBBLYWINDOWS_H
|