---
name: "QwtPainterCommand"
section: "3"
platform: "linux"
package: "libqwt-doc"
version: "6.1.4-2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/QwtPainterCommand"
---

# QwtPainterCommand(3)

## NAME

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

*Generated automatically by Doxygen for Qwt User's Guide from the source code.*