QwtPainterCommand(3) | Qwt User's Guide | QwtPainterCommand(3) |
NAME¶
QwtPainterCommandSYNOPSIS¶
#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 QPaintDeviceIt 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 constructorParameters:
other Command to be copied
QwtPainterCommand::QwtPainterCommand (const QRectF & rect, const QPixmap & pixmap, const QRectF & subRect)¶
Constructor for Pixmap paint operationParameters:
rect Target rectangle
pixmap Pixmap
subRect Rectangle inside the pixmap
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 operationParameters:
rect Target rectangle
image Image
subRect Rectangle inside the image
flags Conversion flags
image Image
subRect Rectangle inside the image
flags Conversion flags
See also:
QPainter::drawImage()
QwtPainterCommand::QwtPainterCommand (const QPaintEngineState & state)¶
Constructor for State paint operationParameters:
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 operatorParameters:
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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