QgsRasterAttributeTableModel Class Reference

The QgsRasterAttributeTableModel class manages a QgsRasterAttributeTable. More...

#include <qgsrasterattributetablemodel.h>

Inheritance diagram for QgsRasterAttributeTableModel:

Public Member Functions
	QgsRasterAttributeTableModel (QgsRasterAttributeTable *rat, QObject *parent=nullptr)
	Creates a new QgsRasterAttributeTableModel from raster attribute table rat and optional parent. More...
int	columnCount (const QModelIndex &parent) const override
QVariant	data (const QModelIndex &index, int role) const override
bool	editable () const
	Returns true if the Raster Attribute Table is editable. More...
Qt::ItemFlags	flags (const QModelIndex &index) const override
bool	hasColor () const
	Returns true if the Raster Attribute Table has color information. More...
bool	hasRamp () const
	Returns true if the Raster Attribute Table has ramp information. More...
QVariant	headerData (int section, Qt::Orientation orientation, int role) const override
QStringList	headerNames () const
	Returns all the header names, including the "virtual" color header if the Raster Attribute Table has color or ramp. More...
QString	headerTooltip (const int section) const
	Returns the tooltip for the given section. More...
bool	insertColor (int position, QString *errorMessage=nullptr)
	Create RGBA fields and inserts them at position, optionally reporting any error in errorMessage, returns true on success. More...
bool	insertField (const int position, const QString &name, const Qgis::RasterAttributeTableFieldUsage usage, const QVariant::Type type, QString *errorMessage=nullptr)
	Inserts a field at the given position. More...
bool	insertRamp (int position, QString *errorMessage=nullptr)
	Create RGBA minimum and maximum fields and inserts them at position, optionally reporting any error in errorMessage, returns true on success. More...
bool	insertRow (const int position, const QVariantList &rowData, QString *errorMessage=nullptr)
	Inserts a new row before position, optionally reporting any error in errorMessage, returns true on success. More...
bool	isDirty ()
	Returns true if the Raster Attribute Table was modified since it was last saved or read. More...
bool	isValid (QString *errorMessage=nullptr)
	Checks if the Raster Attribute Table is valid, optionally returns validation errors in errorMessage. More...
bool	removeColorOrRamp (QString *errorMessage=nullptr)
	Removes all color or ramp information, optionally reporting any error in errorMessage, returns true on success. More...
bool	removeField (const int position, QString *errorMessage=nullptr)
	Remove the field at given position, optionally reporting any error in errorMessage, returns true on success. More...
bool	removeRow (const int position, QString *errorMessage=nullptr)
	Removes the row at position, optionally reporting any error in errorMessage, returns true on success. More...
int	rowCount (const QModelIndex &parent) const override
bool	setData (const QModelIndex &index, const QVariant &value, int role) override
void	setEditable (bool editable)
	Sets the Raster Attribute Table editable state to editable. More...

Detailed Description

The QgsRasterAttributeTableModel class manages a QgsRasterAttributeTable.

Since

QGIS 3.30

Definition at line 31 of file qgsrasterattributetablemodel.h.

Constructor & Destructor Documentation

QgsRasterAttributeTableModel()

QgsRasterAttributeTableModel::QgsRasterAttributeTableModel ( QgsRasterAttributeTable *  rat, QObject *  parent = nullptr  )

explicit

Creates a new QgsRasterAttributeTableModel from raster attribute table rat and optional parent.

Definition at line 21 of file qgsrasterattributetablemodel.cpp.

Member Function Documentation

columnCount()

int QgsRasterAttributeTableModel::columnCount ( const QModelIndex &  parent ) const

override

Definition at line 323 of file qgsrasterattributetablemodel.cpp.

data()

QVariant QgsRasterAttributeTableModel::data ( const QModelIndex &  index, int  role  ) const

override

Definition at line 328 of file qgsrasterattributetablemodel.cpp.

editable()

bool QgsRasterAttributeTableModel::editable

(

)

const

Returns true if the Raster Attribute Table is editable.

Definition at line 27 of file qgsrasterattributetablemodel.cpp.

flags()

Qt::ItemFlags QgsRasterAttributeTableModel::flags ( const QModelIndex &  index ) const

override

Definition at line 500 of file qgsrasterattributetablemodel.cpp.

hasColor()

bool QgsRasterAttributeTableModel::hasColor

(

)

const

Returns true if the Raster Attribute Table has color information.

Definition at line 37 of file qgsrasterattributetablemodel.cpp.

hasRamp()

bool QgsRasterAttributeTableModel::hasRamp

(

)

const

Returns true if the Raster Attribute Table has ramp information.

Definition at line 42 of file qgsrasterattributetablemodel.cpp.

headerData()

QVariant QgsRasterAttributeTableModel::headerData ( int  section, Qt::Orientation  orientation, int  role  ) const

override

Definition at line 475 of file qgsrasterattributetablemodel.cpp.

headerNames()

QStringList QgsRasterAttributeTableModel::headerNames

(

)

const

Returns all the header names, including the "virtual" color header if the Raster Attribute Table has color or ramp.

Definition at line 47 of file qgsrasterattributetablemodel.cpp.

headerTooltip()

QString QgsRasterAttributeTableModel::headerTooltip

(

const int

section

)

const

Returns the tooltip for the given section.

Definition at line 66 of file qgsrasterattributetablemodel.cpp.

insertColor()

bool QgsRasterAttributeTableModel::insertColor	(	int	position,
		QString *	errorMessage = nullptr
	)

Create RGBA fields and inserts them at position, optionally reporting any error in errorMessage, returns true on success.

Definition at line 224 of file qgsrasterattributetablemodel.cpp.

insertField()

bool QgsRasterAttributeTableModel::insertField	(	const int	position,
		const QString &	name,
		const Qgis::RasterAttributeTableFieldUsage	usage,
		const QVariant::Type	type,
		QString *	errorMessage = nullptr
	)

Inserts a field at the given position.

Parameters

name	field name
usage	field usage
type	field type
position	insertion point (before)
errorMessage	optional error message

Returns

true on success

Definition at line 119 of file qgsrasterattributetablemodel.cpp.

insertRamp()

bool QgsRasterAttributeTableModel::insertRamp	(	int	position,
		QString *	errorMessage = nullptr
	)

Create RGBA minimum and maximum fields and inserts them at position, optionally reporting any error in errorMessage, returns true on success.

Definition at line 246 of file qgsrasterattributetablemodel.cpp.

insertRow()

bool QgsRasterAttributeTableModel::insertRow	(	const int	position,
		const QVariantList &	rowData,
		QString *	errorMessage = nullptr
	)

Inserts a new row before position, optionally reporting any error in errorMessage, returns true on success.

Definition at line 202 of file qgsrasterattributetablemodel.cpp.

isDirty()

bool QgsRasterAttributeTableModel::isDirty

(

)

Returns true if the Raster Attribute Table was modified since it was last saved or read.

Definition at line 114 of file qgsrasterattributetablemodel.cpp.

isValid()

bool QgsRasterAttributeTableModel::isValid

(

QString *

errorMessage = nullptr

)

Checks if the Raster Attribute Table is valid, optionally returns validation errors in errorMessage.

Definition at line 101 of file qgsrasterattributetablemodel.cpp.

removeColorOrRamp()

bool QgsRasterAttributeTableModel::removeColorOrRamp

(

QString *

errorMessage = nullptr

)

Removes all color or ramp information, optionally reporting any error in errorMessage, returns true on success.

Definition at line 167 of file qgsrasterattributetablemodel.cpp.

removeField()

bool QgsRasterAttributeTableModel::removeField	(	const int	position,
		QString *	errorMessage = nullptr
	)

Remove the field at given position, optionally reporting any error in errorMessage, returns true on success.

Definition at line 144 of file qgsrasterattributetablemodel.cpp.

removeRow()

bool QgsRasterAttributeTableModel::removeRow	(	const int	position,
		QString *	errorMessage = nullptr
	)

Removes the row at position, optionally reporting any error in errorMessage, returns true on success.

Definition at line 268 of file qgsrasterattributetablemodel.cpp.

rowCount()

int QgsRasterAttributeTableModel::rowCount ( const QModelIndex &  parent ) const

override

Definition at line 318 of file qgsrasterattributetablemodel.cpp.

setData()

bool QgsRasterAttributeTableModel::setData ( const QModelIndex &  index, const QVariant &  value, int  role  )

override

Definition at line 408 of file qgsrasterattributetablemodel.cpp.

setEditable()

void QgsRasterAttributeTableModel::setEditable

(

bool

editable

)

Sets the Raster Attribute Table editable state to editable.

Definition at line 32 of file qgsrasterattributetablemodel.cpp.

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

• /build/qgis-3.30.0+99sid/src/gui/raster/qgsrasterattributetablemodel.h
• /build/qgis-3.30.0+99sid/src/gui/raster/qgsrasterattributetablemodel.cpp