QwtPainterCommand man page
QwtPainterCommand —
Synopsis
#include <qwt_painter_command.h>
Classes
struct ImageData
Attributes how to paint a QImage.
struct PixmapData
Attributes how to paint a QPixmap.
struct StateData
Attributes of a state change.
Public Types
enum Type { Invalid = -1, Path, Pixmap, Image, State } Type of the paint command. "
Public Member Functions
QwtPainterCommand ()
Construct an invalid command.
QwtPainterCommand (const QwtPainterCommand &)
QwtPainterCommand (const QPainterPath &)
Copy constructor.
QwtPainterCommand (const QRectF &rect, const QPixmap &, const QRectF &subRect)
QwtPainterCommand (const QRectF &rect, const QImage &, const QRectF &subRect, Qt::ImageConversionFlags)
QwtPainterCommand (const QPaintEngineState &)
~QwtPainterCommand ()
Destructor.
QwtPainterCommand & operator= (const QwtPainterCommand &)
Type type () const
QPainterPath * path ()
const QPainterPath * path () const
PixmapData * pixmapData ()
const PixmapData * pixmapData () const
ImageData * imageData ()
const ImageData * imageData () const
StateData * stateData ()
const StateData * stateData () const
Detailed Description
QwtPainterCommand represents the attributes of a paint operation how it is used between QPainter and QPaintDevice
It is used by QwtGraphic to record and replay paint operations
See also:
QwtGraphic::commands()
Member Enumeration Documentation
enum QwtPainterCommand::Type
Type of the paint command.
Enumerator
- Invalid
Invalid command.
- Path
Draw a QPainterPath.
- Pixmap
Draw a QPixmap.
- Image
Draw a QImage.
- State
QPainter state change.
Constructor & Destructor Documentation
QwtPainterCommand::QwtPainterCommand (const QwtPainterCommand & other)
Copy constructor
- Parameters:
other Command to be copied
QwtPainterCommand::QwtPainterCommand (const QRectF & rect, const QPixmap & pixmap, const QRectF & subRect)
Constructor for Pixmap paint operation
- Parameters:
rect Target rectangle
pixmap Pixmap
subRect Rectangle inside the pixmap- See also:
QPainter::drawPixmap()
QwtPainterCommand::QwtPainterCommand (const QRectF & rect, const QImage & image, const QRectF & subRect, Qt::ImageConversionFlags flags)
Constructor for Image paint operation
- Parameters:
rect Target rectangle
image Image
subRect Rectangle inside the image
flags Conversion flags- See also:
QPainter::drawImage()
QwtPainterCommand::QwtPainterCommand (const QPaintEngineState & state)
Constructor for State paint operation
- Parameters:
state Paint engine state
Member Function Documentation
QwtPainterCommand::ImageData * QwtPainterCommand::imageData ()
- Returns:
Attributes how to paint a QImage
const QwtPainterCommand::ImageData * QwtPainterCommand::imageData () const [inline]
- Returns:
Attributes how to paint a QImage
QwtPainterCommand & QwtPainterCommand::operator= (const QwtPainterCommand & other)
Assignment operator
- Parameters:
other Command to be copied
- Returns:
Modified command
QPainterPath * QwtPainterCommand::path ()
- Returns:
Painter path to be painted
const QPainterPath * QwtPainterCommand::path () const [inline]
- Returns:
Painter path to be painted
QwtPainterCommand::PixmapData * QwtPainterCommand::pixmapData ()
- Returns:
Attributes how to paint a QPixmap
const QwtPainterCommand::PixmapData * QwtPainterCommand::pixmapData () const [inline]
- Returns:
Attributes how to paint a QPixmap
QwtPainterCommand::StateData * QwtPainterCommand::stateData ()
- Returns:
Attributes of a state change
const QwtPainterCommand::StateData * QwtPainterCommand::stateData () const [inline]
- Returns:
Attributes of a state change
QwtPainterCommand::Type QwtPainterCommand::type () const [inline]
- Returns:
Type of the command
Author
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