QBlittable Class Reference

#include <qblittable_p.h>

Inheritance diagram for QBlittable:

Public Types
enum	Capability {   SolidRectCapability = 0x0001, SourcePixmapCapability = 0x0002, SourceOverPixmapCapability = 0x0004, SourceOverScaledPixmapCapability = 0x0008,   AlphaFillRectCapability = 0x0010, OpacityPixmapCapability = 0x0020, OutlineCapability = 0x0001000 }

Public Functions
virtual void	alphaFillRect (const QRectF &rect, const QColor &color, QPainter::CompositionMode cmode)
Capabilities	capabilities () const
virtual void	drawPixmap (const QRectF &rect, const QPixmap &pixmap, const QRectF &subrect)=0
virtual void	drawPixmapOpacity (const QRectF &rect, const QPixmap &pixmap, const QRectF &subrect, QPainter::CompositionMode cmode, qreal opacity)
virtual void	fillRect (const QRectF &rect, const QColor &color)=0
bool	isLocked () const
QImage *	lock ()
	Q_DECLARE_FLAGS (Capabilities, Capability)
	QBlittable (const QSize &size, Capabilities caps)
QSize	size () const
void	unlock ()
virtual	~QBlittable ()

Protected Functions
virtual QImage *	doLock ()=0
virtual void	doUnlock ()=0

Protected Variables
QBlittablePrivate *	d_ptr

Private Functions
	Q_DECLARE_PRIVATE (QBlittable)

Detailed Description

Definition at line 55 of file qblittable_p.h.

Enumerations

Capability

enum QBlittable::Capability

Enumerator
SolidRectCapability
SourcePixmapCapability
SourceOverPixmapCapability
SourceOverScaledPixmapCapability
AlphaFillRectCapability
OpacityPixmapCapability
OutlineCapability

Definition at line 59 of file qblittable_p.h.

                    {

        SolidRectCapability             = 0x0001,
        SourcePixmapCapability          = 0x0002,
        SourceOverPixmapCapability      = 0x0004,
        SourceOverScaledPixmapCapability = 0x0008,
        AlphaFillRectCapability         = 0x0010,
        OpacityPixmapCapability         = 0x0020,

        // Internal ones
        OutlineCapability               = 0x0001000,
    };

Constructors and Destructors

QBlittable()

QBlittable::QBlittable	(	const QSize &	size,
		Capabilities	caps
	)

Definition at line 60 of file qblittable.cpp.

    : d_ptr(new QBlittablePrivate(size,caps))
{
}

~QBlittable()

QBlittable::~QBlittable ( )

virtual

Definition at line 65 of file qblittable.cpp.

{
    delete d_ptr;
}

Functions

alphaFillRect()

virtual void QBlittable::alphaFillRect ( const QRectF &  rect, const QColor &  color, QPainter::CompositionMode  cmode  )

inlinevirtual

Reimplemented in QDirectFbBlitter.

Definition at line 81 of file qblittable_p.h.

Referenced by QBlittablePixmapData::fill().

                                                                                                       {
        Q_UNUSED(rect);
        Q_UNUSED(color);
        Q_UNUSED(cmode);
        qWarning("Please implement alphaFillRect function in your platform or remove AlphaFillRectCapability from it");
    }

capabilities()

QBlittable::Capabilities QBlittable::capabilities

(

)

const

Definition at line 71 of file qblittable.cpp.

Referenced by QBlittablePixmapData::fill().

{
    Q_D(const QBlittable);
    return d->caps;
}

doLock()

virtual QImage* QBlittable::doLock ( )

protectedpure virtual

Implemented in QDirectFbBlitter.

Referenced by lock().

doUnlock()

virtual void QBlittable::doUnlock ( )

protectedpure virtual

Implemented in QDirectFbBlitter.

Referenced by unlock().

drawPixmap()

virtual void QBlittable::drawPixmap ( const QRectF &  rect, const QPixmap &  pixmap, const QRectF &  subrect  )

pure virtual

Implemented in QDirectFbBlitter.

drawPixmapOpacity()

virtual void QBlittable::drawPixmapOpacity ( const QRectF &  rect, const QPixmap &  pixmap, const QRectF &  subrect, QPainter::CompositionMode  cmode, qreal  opacity  )

inlinevirtual

Reimplemented in QDirectFbBlitter.

Definition at line 87 of file qblittable_p.h.

                                                                                                                                                   {
        Q_UNUSED(rect);
        Q_UNUSED(pixmap);
        Q_UNUSED(subrect);
        Q_UNUSED(cmode);
        Q_UNUSED(opacity);
        qWarning("Please implement drawPixmapOpacity function in your platform or remove OpacityPixmapCapability from it");
    }

fillRect()

virtual void QBlittable::fillRect ( const QRectF &  rect, const QColor &  color  )

pure virtual

Implemented in QDirectFbBlitter.

Referenced by QBlittablePixmapData::fill().

isLocked()

bool QBlittable::isLocked

(

)

const

Definition at line 83 of file qblittable.cpp.

{
    Q_D(const QBlittable);
    return d->locked;
}

lock()

QImage * QBlittable::lock

(

)

Definition at line 89 of file qblittable.cpp.

Referenced by QBlittablePixmapData::buffer(), QBlittablePixmapData::fill(), QBlittablePixmapData::hasAlphaChannel(), and QBlittablePixmapData::toImage().

{
    Q_D(QBlittable);
    if (!d->locked) {
        d->cachedImg = doLock();
        d->locked = true;
    }

    return d->cachedImg;
}

Q_DECLARE_FLAGS()

QBlittable::Q_DECLARE_FLAGS	(	Capabilities	,
		Capability
	)

Q_DECLARE_PRIVATE()

QBlittable::Q_DECLARE_PRIVATE ( QBlittable  )

private

size()

QSize QBlittable::size

(

)

const

Definition at line 77 of file qblittable.cpp.

Referenced by QDirectFbBlitter::doLock(), and QBlittablePixmapData::setBlittable().

{
    Q_D(const QBlittable);
    return d->m_size;
}

unlock()

void QBlittable::unlock

(

)

Definition at line 100 of file qblittable.cpp.

Referenced by QDirectFbBlitter::drawPixmapOpacity(), QBlittablePixmapData::fill(), QDirectFbWindowSurface::flush(), QDirectFbWindowSurface::scroll(), and QDirectFbBlitter::~QDirectFbBlitter().

{
    Q_D(QBlittable);
    if (d->locked) {
        doUnlock();
        d->locked = false;
    }
}

Properties

d_ptr

QBlittablePrivate* QBlittable::d_ptr

protected

Definition at line 105 of file qblittable_p.h.

Referenced by ~QBlittable().

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

• /src/gui/painting/qblittable_p.h
• /src/gui/painting/qblittable.cpp