An individual grid which is drawn above the map content in a QgsLayoutItemMap. More...

#include <qgslayoutitemmapgrid.h>

Inheritance diagram for QgsLayoutItemMapGrid:

Public Types
enum	AnnotationCoordinate { Longitude = 0, Latitude }
	Annotation coordinate type. More...

enum	AnnotationDirection { Horizontal = 0, Vertical, VerticalDescending, BoundaryDirection }
	Direction of grid annotations. More...

enum	AnnotationFormat { Decimal = 0, DegreeMinute, DegreeMinuteSecond, DecimalWithSuffix, DegreeMinuteNoSuffix, DegreeMinutePadded, DegreeMinuteSecondNoSuffix, DegreeMinuteSecondPadded, CustomFormat }
	Format for displaying grid annotations. More...

enum	AnnotationPosition { InsideMapFrame = 0, OutsideMapFrame }
	Position for grid annotations. More...

enum	BorderSide { Left, Right, Bottom, Top }
	Border sides for annotations. More...

enum	DisplayMode { ShowAll = 0, LatitudeOnly, LongitudeOnly, HideAll }
	Display settings for grid annotations and frames. More...

enum	FrameSideFlag { FrameLeft = 0x01, FrameRight = 0x02, FrameTop = 0x04, FrameBottom = 0x08 }
	Flags for controlling which side of the map a frame is drawn on. More...

enum	FrameStyle { NoFrame = 0, Zebra, InteriorTicks, ExteriorTicks, InteriorExteriorTicks, LineBorder, LineBorderNautical, ZebraNautical }
	Style for grid frame. More...

enum	GridStyle { Solid = 0, Cross, Markers, FrameAnnotationsOnly }
	Grid drawing style. More...

enum	GridUnit { MapUnit, MM, CM }
	Unit for grid values. More...

Public Types inherited from QgsLayoutItemMapItem
enum	StackingPosition { StackBelowMap, StackBelowMapLayer, StackAboveMapLayer, StackBelowMapLabels, StackAboveMapLabels }
	Item stacking position, specifies where the in the map's stack the item should be rendered. More...

Public Types inherited from QgsLayoutObject
enum	DataDefinedProperty { NoProperty = 0, AllProperties, TestProperty, PresetPaperSize, PaperWidth, PaperHeight, NumPages, PaperOrientation, PageNumber, PositionX, PositionY, ItemWidth, ItemHeight, ItemRotation, Transparency, Opacity, BlendMode, ExcludeFromExports, FrameColor, BackgroundColor, MapRotation, MapScale, MapXMin, MapYMin, MapXMax, MapYMax, MapAtlasMargin, MapLayers, MapStylePreset, MapLabelMargin, PictureSource, PictureSvgBackgroundColor, PictureSvgStrokeColor, PictureSvgStrokeWidth, SourceUrl, LegendTitle, LegendColumnCount, ScalebarFillColor, ScalebarFillColor2, ScalebarLineColor, ScalebarLineWidth, AttributeTableSourceLayer }
	Data defined properties for different item types. More...

enum	PropertyValueType { EvaluatedValue = 0, OriginalValue }
	Specifies whether the value returned by a function should be the original, user set value, or the current evaluated value for the property. More...

Public Member Functions
	QgsLayoutItemMapGrid (const QString &name, QgsLayoutItemMap *map)
	Constructor for QgsLayoutItemMapGrid. More...

AnnotationDirection	annotationDirection (BorderSide border) const
	Returns the direction for drawing frame annotations, on the specified side of the map. More...

DisplayMode	annotationDisplay (BorderSide border) const
	Returns the display mode for the grid annotations on a specified side of the map frame. More...

bool	annotationEnabled () const
	Returns whether annotations are shown for the grid. More...

QString	annotationExpression () const
	Returns the expression used for drawing grid annotations. More...

QFont	annotationFont () const
	Returns the font used for drawing grid annotations. More...

QColor	annotationFontColor () const
	Returns the font color used for drawing grid annotations. More...

AnnotationFormat	annotationFormat () const
	Returns the format for drawing grid annotations. More...

double	annotationFrameDistance () const
	Returns the distance between the map frame and annotations. More...

AnnotationPosition	annotationPosition (BorderSide side) const
	Returns the position for the grid annotations on a specified side of the map frame. More...

int	annotationPrecision () const
	Returns the coordinate precision for grid annotations, which is the number of decimal places shown when drawing grid annotations. More...

QPainter::CompositionMode	blendMode () const
	Retrieves the blending mode used for drawing the grid. More...

void	calculateMaxExtension (double &top, double &right, double &bottom, double &left) const
	Calculates the maximum distance the grid extends beyond the QgsLayoutItemMap's item rect. More...

QgsExpressionContext	createExpressionContext () const override
	This method needs to be reimplemented in all classes which implement this interface and return an expression context. More...

double	crossLength () const
	Retrieves the length (in layout units) of the cross segments drawn for the grid. More...

QgsCoordinateReferenceSystem	crs () const
	Retrieves the CRS for the grid. More...

void	draw (QPainter *painter) override
	Draws the item on to a destination painter. More...

DisplayMode	frameDivisions (BorderSide side) const
	Returns the type of grid divisions which are used for frames on a specified side of the map. More...

QColor	frameFillColor1 () const
	Retrieves the first fill color for the grid frame. More...

QColor	frameFillColor2 () const
	Retrieves the second fill color for the grid frame. More...

double	frameMargin () const
	Sets the grid frame Margin (in layout units). More...

QColor	framePenColor () const
	Retrieves the color of the stroke drawn in the grid frame. More...

double	framePenSize () const
	Retrieves the width of the stroke drawn in the grid frame. More...

QgsLayoutItemMapGrid::FrameSideFlags	frameSideFlags () const
	Returns the flags which control which sides of the map item the grid frame is drawn on. More...

FrameStyle	frameStyle () const
	Returns the grid frame style. More...

double	frameWidth () const
	Gets the grid frame width in layout units. More...

double	intervalX () const
	Returns the interval between grid lines in the x-direction. More...

double	intervalY () const
	Returns the interval between grid lines in the y-direction. More...

const QgsLineSymbol *	lineSymbol () const
	Returns the line symbol used for drawing grid lines. More...

QgsLineSymbol *	lineSymbol ()
	Returns the line symbol used for drawing grid lines. More...

const QgsMarkerSymbol *	markerSymbol () const
	Returns the marker symbol used for drawing grid points. More...

QgsMarkerSymbol *	markerSymbol ()
	Returns the marker symbol used for drawing grid points. More...

double	maxExtension () const
	Calculates the maximum distance the grid extends beyond the QgsLayoutItemMap's item rect (in layout units). More...

double	offsetX () const
	Returns the offset for grid lines in the x-direction. More...

double	offsetY () const
	Returns the offset for grid lines in the y-direction. More...

bool	readXml (const QDomElement &itemElem, const QDomDocument &doc, const QgsReadWriteContext &context) override
	Sets the map item state from a DOM document, where element is the DOM node corresponding to a 'LayoutMapGrid' tag. More...

void	setAnnotationDirection (AnnotationDirection direction, BorderSide side)
	Sets the direction for drawing frame annotations for the specified map side. More...

void	setAnnotationDirection (AnnotationDirection direction)
	Sets the direction for drawing all frame annotations. More...

void	setAnnotationDisplay (DisplayMode display, BorderSide border)
	Sets what types of grid annotations should be drawn for a specified side of the map frame, or whether grid annotations should be disabled for the side. More...

void	setAnnotationEnabled (const bool enabled)
	Sets whether annotations should be shown for the grid. More...

void	setAnnotationExpression (const QString &expression)
	Sets the expression used for drawing grid annotations. More...

void	setAnnotationFont (const QFont &font)
	Sets the font used for drawing grid annotations. More...

void	setAnnotationFontColor (const QColor &color)
	Sets the font color used for drawing grid annotations. More...

void	setAnnotationFormat (const AnnotationFormat format)
	Sets the format for drawing grid annotations. More...

void	setAnnotationFrameDistance (const double distance)
	Sets the distance between the map frame and annotations. More...

void	setAnnotationPosition (AnnotationPosition position, BorderSide side)
	Sets the position for the grid annotations on a specified side of the map frame. More...

void	setAnnotationPrecision (const int precision)
	Sets the coordinate precision for grid annotations. More...

void	setBlendMode (const QPainter::CompositionMode mode)
	Sets the blending mode used for drawing the grid. More...

void	setCrossLength (const double length)
	Sets the length (in layout units) of the cross segments drawn for the grid. More...

void	setCrs (const QgsCoordinateReferenceSystem &crs)
	Sets the crs for the grid. More...

void	setFrameDivisions (DisplayMode divisions, BorderSide side)
	Sets what type of grid divisions should be used for frames on a specified side of the map. More...

void	setFrameFillColor1 (const QColor &color)
	Sets the first fill color used for the grid frame. More...

void	setFrameFillColor2 (const QColor &color)
	Sets the second fill color used for the grid frame. More...

void	setFrameMargin (const double margin)
	Sets the grid frame margin (in layout units). More...

void	setFramePenColor (const QColor &color)
	Sets the color of the stroke drawn in the grid frame. More...

void	setFramePenSize (const double width)
	Sets the width of the stroke drawn in the grid frame. More...

void	setFrameSideFlag (QgsLayoutItemMapGrid::FrameSideFlag flag, bool on=true)
	Sets whether the grid frame is drawn for a certain side of the map item. More...

void	setFrameSideFlags (QgsLayoutItemMapGrid::FrameSideFlags flags)
	Sets flags for grid frame sides. More...

void	setFrameStyle (const FrameStyle style)
	Sets the grid frame style. More...

void	setFrameWidth (const double width)
	Sets the grid frame width (in layout units). More...

void	setGridLineColor (const QColor &color)
	Sets the color of grid lines. More...

void	setGridLineWidth (double width)
	Sets the width of grid lines (in layout units). More...

void	setIntervalX (double interval)
	Sets the interval between grid lines in the x-direction. More...

void	setIntervalY (double interval)
	Sets the interval between grid lines in the y-direction. More...

void	setLineSymbol (QgsLineSymbol *symbol)
	Sets the line symbol used for drawing grid lines. More...

void	setMarkerSymbol (QgsMarkerSymbol *symbol)
	Sets the marker symbol used for drawing grid points. More...

void	setOffsetX (double offset)
	Sets the offset for grid lines in the x-direction. More...

void	setOffsetY (double offset)
	Sets the offset for grid lines in the y-direction. More...

void	setStyle (GridStyle style)
	Sets the grid style, which controls how the grid is drawn over the map's contents. More...

void	setUnits (GridUnit unit)
	Sets the unit to use for grid measurements such as the interval and offset for grid lines. More...

GridStyle	style () const
	Returns the grid's style, which controls how the grid is drawn over the map's contents. More...

bool	testFrameSideFlag (FrameSideFlag flag) const
	Tests whether the grid frame should be drawn on a specified side of the map item. More...

GridUnit	units () const
	Returns the units used for grid measurements such as the interval and offset for grid lines. More...

bool	usesAdvancedEffects () const override
	Returns `true` if the item is drawn using advanced effects, such as blend modes. More...

bool	writeXml (QDomElement &elem, QDomDocument &doc, const QgsReadWriteContext &context) const override
	Stores map item state in a DOM element, where element is the DOM element corresponding to a 'LayoutMap' tag. More...

Public Member Functions inherited from QgsLayoutItemMapItem
	QgsLayoutItemMapItem (const QString &name, QgsLayoutItemMap *map)
	Constructor for QgsLayoutItemMapItem, attached to the specified map. More...

bool	enabled () const
	Returns whether the item will be drawn. More...

virtual void	finalizeRestoreFromXml ()
	Called after all pending items have been restored from XML. More...

QString	id () const
	Returns the unique id for the map item. More...

const QgsLayoutItemMap *	map () const
	Returns the layout item map for the item. More...

QString	name () const
	Returns the friendly display name for the item. More...

void	setEnabled (bool enabled)
	Controls whether the item will be drawn. More...

void	setMap (QgsLayoutItemMap *map)
	Sets the corresponding layout map for the item. More...

void	setName (const QString &name)
	Sets the friendly display name for the item. More...

void	setStackingLayer (QgsMapLayer *layer)
	Sets the item's stacking layer, which specifies where the in the map's stack the item should be rendered. More...

void	setStackingPosition (StackingPosition position)
	Sets the item's stacking position, which specifies where the in the map's stack the item should be rendered. More...

QgsMapLayer *	stackingLayer () const
	Returns the item's stacking layer, which specifies where the in the map's stack the item should be rendered. More...

StackingPosition	stackingPosition () const
	Returns the item's stacking position, which specifies where the in the map's stack the item should be rendered. More...

Public Member Functions inherited from QgsLayoutObject
	QgsLayoutObject (QgsLayout *layout)
	Constructor for QgsLayoutObject, with the specified parent layout. More...

QgsExpressionContext	createExpressionContext () const override
	Creates an expression context relating to the objects' current state. More...

QStringList	customProperties () const
	Returns list of keys stored in custom properties for the object. More...

QVariant	customProperty (const QString &key, const QVariant &defaultValue=QVariant()) const
	Read a custom property from the object. More...

QgsPropertyCollection &	dataDefinedProperties ()
	Returns a reference to the object's property collection, used for data defined overrides. More...

const QgsPropertyCollection &	dataDefinedProperties () const
	Returns a reference to the object's property collection, used for data defined overrides. More...

const QgsLayout *	layout () const
	Returns the layout the object is attached to. More...

QgsLayout *	layout ()
	Returns the layout the object is attached to. More...

void	removeCustomProperty (const QString &key)
	Remove a custom property from the object. More...

void	setCustomProperty (const QString &key, const QVariant &value)
	Set a custom property for the object. More...

void	setDataDefinedProperties (const QgsPropertyCollection &collection)
	Sets the objects's property collection, used for data defined overrides. More...

Public Member Functions inherited from QgsExpressionContextGenerator
virtual	~QgsExpressionContextGenerator ()=default

Friends
class	TestQgsLayoutMapGrid

Additional Inherited Members
Public Slots inherited from QgsLayoutObject
virtual void	refresh ()
	Refreshes the object, causing a recalculation of any property overrides. More...

Signals inherited from QgsLayoutObject
void	changed ()
	Emitted when the object's properties change. More...

Static Public Member Functions inherited from QgsLayoutObject
static const QgsPropertiesDefinition &	propertyDefinitions ()
	Returns the layout object property definitions. More...

Protected Member Functions inherited from QgsLayoutObject
bool	readObjectPropertiesFromElement (const QDomElement &parentElement, const QDomDocument &document, const QgsReadWriteContext &context)
	Sets object properties from a DOM element. More...

bool	writeObjectPropertiesToElement (QDomElement &parentElement, QDomDocument &document, const QgsReadWriteContext &context) const
	Stores object properties within an XML DOM element. More...

Protected Attributes inherited from QgsLayoutItemMapItem
bool	mEnabled
	True if item is to be displayed on map. More...

QgsLayoutItemMap *	mMap = nullptr
	Associated map. More...

QString	mName
	Friendly display name. More...

QgsMapLayerRef	mStackingLayer

StackingPosition	mStackingPosition = StackBelowMapLabels

QString	mUuid
	Unique id. More...

Protected Attributes inherited from QgsLayoutObject
QgsObjectCustomProperties	mCustomProperties
	Custom properties for object. More...

QgsPropertyCollection	mDataDefinedProperties

QPointer< QgsLayout >	mLayout

Detailed Description

An individual grid which is drawn above the map content in a QgsLayoutItemMap.

See also: QgsLayoutItemMapGridStack

Since: QGIS 3.0

Definition at line 138 of file qgslayoutitemmapgrid.h.

Member Enumeration Documentation

◆ AnnotationCoordinate

enum QgsLayoutItemMapGrid::AnnotationCoordinate

Annotation coordinate type.

Enumerator
Longitude	Coordinate is a longitude value.
Latitude	Coordinate is a latitude value.

Definition at line 254 of file qgslayoutitemmapgrid.h.

◆ AnnotationDirection

enum QgsLayoutItemMapGrid::AnnotationDirection

Direction of grid annotations.

Enumerator
Horizontal	Draw annotations horizontally.
Vertical	Draw annotations vertically, ascending.
VerticalDescending	Draw annotations vertically, descending.
BoundaryDirection	Annotations follow the boundary direction.

Definition at line 189 of file qgslayoutitemmapgrid.h.

◆ AnnotationFormat

enum QgsLayoutItemMapGrid::AnnotationFormat

Format for displaying grid annotations.

Enumerator
Decimal	Decimal degrees, use - for S/W coordinates.
DegreeMinute	Degree/minutes, use NSEW suffix.
DegreeMinuteSecond	Degree/minutes/seconds, use NSEW suffix.
DecimalWithSuffix	Decimal degrees, use NSEW suffix.
DegreeMinuteNoSuffix	Degree/minutes, use - for S/W coordinates.
DegreeMinutePadded	Degree/minutes, with minutes using leading zeros where required.
DegreeMinuteSecondNoSuffix	Degree/minutes/seconds, use - for S/W coordinates.
DegreeMinuteSecondPadded	Degree/minutes/seconds, with minutes using leading zeros where required.
CustomFormat	Custom expression-based format.

Definition at line 200 of file qgslayoutitemmapgrid.h.

◆ AnnotationPosition

enum QgsLayoutItemMapGrid::AnnotationPosition

Position for grid annotations.

Enumerator
InsideMapFrame	Draw annotations inside the map frame.
OutsideMapFrame	Draw annotations outside the map frame.

Definition at line 180 of file qgslayoutitemmapgrid.h.

◆ BorderSide

enum QgsLayoutItemMapGrid::BorderSide

Border sides for annotations.

Enumerator
Left	Left border.
Right	Right border.
Bottom	Bottom border.
Top	Top border.

Definition at line 216 of file qgslayoutitemmapgrid.h.

◆ DisplayMode

enum QgsLayoutItemMapGrid::DisplayMode

Display settings for grid annotations and frames.

Enumerator
ShowAll	Show both latitude and longitude annotations/divisions.
LatitudeOnly	Show latitude/y annotations/divisions only.
LongitudeOnly	Show longitude/x annotations/divisions only.
HideAll	No annotations.

Definition at line 169 of file qgslayoutitemmapgrid.h.

◆ FrameSideFlag

enum QgsLayoutItemMapGrid::FrameSideFlag

Flags for controlling which side of the map a frame is drawn on.

Enumerator
FrameLeft	Left side of map.
FrameRight	Right side of map.
FrameTop	Top side of map.
FrameBottom	Bottom side of map.

Definition at line 242 of file qgslayoutitemmapgrid.h.

◆ FrameStyle

enum QgsLayoutItemMapGrid::FrameStyle

Style for grid frame.

Enumerator
NoFrame	Disable grid frame.
Zebra	Black/white pattern.
InteriorTicks	Tick markers drawn inside map frame.
ExteriorTicks	Tick markers drawn outside map frame.
InteriorExteriorTicks	Tick markers drawn both inside and outside the map frame.
LineBorder	Simple solid line frame.
LineBorderNautical	Simple solid line frame, with nautical style diagonals on corners.
ZebraNautical	Black/white pattern, with nautical style diagonals on corners.

Definition at line 227 of file qgslayoutitemmapgrid.h.

◆ GridStyle

enum QgsLayoutItemMapGrid::GridStyle

Grid drawing style.

Enumerator
Solid
Cross	Draw line crosses at intersections of grid lines.
Markers	Draw markers at intersections of grid lines.
FrameAnnotationsOnly	No grid lines over the map, only draw frame and annotations.

Definition at line 158 of file qgslayoutitemmapgrid.h.

◆ GridUnit

enum QgsLayoutItemMapGrid::GridUnit

Unit for grid values.

Enumerator
MapUnit	Grid units follow map units.
MM	Grid units in millimeters.
CM	Grid units in centimeters.

Definition at line 148 of file qgslayoutitemmapgrid.h.

Constructor & Destructor Documentation

◆ QgsLayoutItemMapGrid()

QgsLayoutItemMapGrid::QgsLayoutItemMapGrid	(	const QString &	name,
		QgsLayoutItemMap *	map
	)

Constructor for QgsLayoutItemMapGrid.

Parameters

name	friendly display name for grid
map	QgsLayoutItemMap the grid is attached to

Definition at line 158 of file qgslayoutitemmapgrid.cpp.

Member Function Documentation

◆ annotationDirection()

QgsLayoutItemMapGrid::AnnotationDirection QgsLayoutItemMapGrid::annotationDirection ( BorderSide border ) const

Returns the direction for drawing frame annotations, on the specified side of the map.

See also: setAnnotationDirection()

Definition at line 2281 of file qgslayoutitemmapgrid.cpp.

◆ annotationDisplay()

QgsLayoutItemMapGrid::DisplayMode QgsLayoutItemMapGrid::annotationDisplay ( const QgsLayoutItemMapGrid::BorderSide border ) const

Returns the display mode for the grid annotations on a specified side of the map frame.

This property also specifies whether annotations have been disabled from a side of the map frame.

Parameters

border side of map for annotations

Returns: display mode for grid annotations

See also: setAnnotationDisplay()

Definition at line 2041 of file qgslayoutitemmapgrid.cpp.

◆ annotationEnabled()

bool QgsLayoutItemMapGrid::annotationEnabled ( ) const

inline

Returns whether annotations are shown for the grid.

See also: setAnnotationEnabled()

Definition at line 515 of file qgslayoutitemmapgrid.h.

◆ annotationExpression()

QString QgsLayoutItemMapGrid::annotationExpression ( ) const

inline

Returns the expression used for drawing grid annotations.

This is only used when annotationFormat() is QgsLayoutItemMapGrid::CustomFormat.

See also: setAnnotationExpression()

Definition at line 643 of file qgslayoutitemmapgrid.h.

◆ annotationFont()

QFont QgsLayoutItemMapGrid::annotationFont ( ) const

inline

Returns the font used for drawing grid annotations.

See also: setAnnotationFont()

Definition at line 527 of file qgslayoutitemmapgrid.h.

◆ annotationFontColor()

QColor QgsLayoutItemMapGrid::annotationFontColor ( ) const

inline

Returns the font color used for drawing grid annotations.

See also: setAnnotationFontColor()

Definition at line 539 of file qgslayoutitemmapgrid.h.

◆ annotationFormat()

AnnotationFormat QgsLayoutItemMapGrid::annotationFormat ( ) const

inline

Returns the format for drawing grid annotations.

See also: setAnnotationFormat()

Definition at line 629 of file qgslayoutitemmapgrid.h.

◆ annotationFrameDistance()

double QgsLayoutItemMapGrid::annotationFrameDistance ( ) const

inline

Returns the distance between the map frame and annotations.

Units are in layout units.

See also: setAnnotationFrameDistance()

Definition at line 598 of file qgslayoutitemmapgrid.h.

◆ annotationPosition()

QgsLayoutItemMapGrid::AnnotationPosition QgsLayoutItemMapGrid::annotationPosition ( const QgsLayoutItemMapGrid::BorderSide border ) const

Returns the position for the grid annotations on a specified side of the map frame.

See also: setAnnotationPosition()

Definition at line 2265 of file qgslayoutitemmapgrid.cpp.

◆ annotationPrecision()

int QgsLayoutItemMapGrid::annotationPrecision ( ) const

inline

Returns the coordinate precision for grid annotations, which is the number of decimal places shown when drawing grid annotations.

See also: setAnnotationPrecision()

Definition at line 553 of file qgslayoutitemmapgrid.h.

◆ blendMode()

QPainter::CompositionMode QgsLayoutItemMapGrid::blendMode ( ) const

inline

Retrieves the blending mode used for drawing the grid.

See also: setBlendMode()

Definition at line 293 of file qgslayoutitemmapgrid.h.

◆ calculateMaxExtension()

void QgsLayoutItemMapGrid::calculateMaxExtension	(	double &	top,
		double &	right,
		double &	bottom,
		double &	left
	)		const

Calculates the maximum distance the grid extends beyond the QgsLayoutItemMap's item rect.

This method calculates the distance for each side of the map item separately.

See also: maxExtension()

Definition at line 2067 of file qgslayoutitemmapgrid.cpp.

◆ createExpressionContext()

QgsExpressionContext QgsLayoutItemMapGrid::createExpressionContext ( ) const

overridevirtual

This method needs to be reimplemented in all classes which implement this interface and return an expression context.

Since: QGIS 3.0

Implements QgsExpressionContextGenerator.

Definition at line 2217 of file qgslayoutitemmapgrid.cpp.

◆ crossLength()

double QgsLayoutItemMapGrid::crossLength ( ) const

inline

Retrieves the length (in layout units) of the cross segments drawn for the grid.

This is only used for grids with QgsLayoutItemMapGrid::Cross styles.

See also: setCrossLength()

Definition at line 423 of file qgslayoutitemmapgrid.h.

◆ crs()

QgsCoordinateReferenceSystem QgsLayoutItemMapGrid::crs ( ) const

inline

Retrieves the CRS for the grid.

See also: setCrs()

Definition at line 281 of file qgslayoutitemmapgrid.h.

◆ draw()

void QgsLayoutItemMapGrid::draw ( QPainter * painter )

overridevirtual

Draws the item on to a destination painter.

Implements QgsLayoutItemMapItem.

Definition at line 546 of file qgslayoutitemmapgrid.cpp.

◆ frameDivisions()

QgsLayoutItemMapGrid::DisplayMode QgsLayoutItemMapGrid::frameDivisions ( const QgsLayoutItemMapGrid::BorderSide border ) const

Returns the type of grid divisions which are used for frames on a specified side of the map.

See also: setFrameDivisions()

Definition at line 2326 of file qgslayoutitemmapgrid.cpp.

◆ frameFillColor1()

QColor QgsLayoutItemMapGrid::frameFillColor1 ( ) const

inline

Retrieves the first fill color for the grid frame.

See also: setFrameFillColor1(); framePenColor(); frameFillColor2()

Definition at line 790 of file qgslayoutitemmapgrid.h.

◆ frameFillColor2()

QColor QgsLayoutItemMapGrid::frameFillColor2 ( ) const

inline

Retrieves the second fill color for the grid frame.

See also: setFrameFillColor2(); framePenColor(; frameFillColor1()

Definition at line 806 of file qgslayoutitemmapgrid.h.

◆ frameMargin()

double QgsLayoutItemMapGrid::frameMargin ( ) const

inline

Sets the grid frame Margin (in layout units).

This property controls distance between the map frame and the grid frame.

See also: setFrameMargin()

Since: QGIS 3.6

Definition at line 742 of file qgslayoutitemmapgrid.h.

◆ framePenColor()

QColor QgsLayoutItemMapGrid::framePenColor ( ) const

inline

Retrieves the color of the stroke drawn in the grid frame.

See also: setFramePenColor(); framePenSize(); frameFillColor1(); frameFillColor2()

Definition at line 774 of file qgslayoutitemmapgrid.h.

◆ framePenSize()

double QgsLayoutItemMapGrid::framePenSize ( ) const

inline

Retrieves the width of the stroke drawn in the grid frame.

See also: setFramePenSize(); framePenColor()

Definition at line 756 of file qgslayoutitemmapgrid.h.

◆ frameSideFlags()

QgsLayoutItemMapGrid::FrameSideFlags QgsLayoutItemMapGrid::frameSideFlags ( ) const

Returns the flags which control which sides of the map item the grid frame is drawn on.

See also: setFrameSideFlags(); setFrameSideFlag(); testFrameSideFlag()

Definition at line 2212 of file qgslayoutitemmapgrid.cpp.

◆ frameStyle()

FrameStyle QgsLayoutItemMapGrid::frameStyle ( ) const

inline

Returns the grid frame style.

See also: setFrameStyle()

Definition at line 659 of file qgslayoutitemmapgrid.h.

◆ frameWidth()

double QgsLayoutItemMapGrid::frameWidth ( ) const

inline

Gets the grid frame width in layout units.

This property controls how wide the grid frame is. The size of the line outlines drawn in the frame can be retrieved via the framePenSize method.

See also: setFrameWidth()

Definition at line 726 of file qgslayoutitemmapgrid.h.

◆ intervalX()

double QgsLayoutItemMapGrid::intervalX ( ) const

inline

Returns the interval between grid lines in the x-direction.

The units are retrieved through the units() method.

See also: setIntervalX(); intervalY()

Definition at line 343 of file qgslayoutitemmapgrid.h.

◆ intervalY()

double QgsLayoutItemMapGrid::intervalY ( ) const

inline

Returns the interval between grid lines in the y-direction.

The units are retrieved through the units() method.

See also: setIntervalY(); intervalX()

Definition at line 359 of file qgslayoutitemmapgrid.h.

◆ lineSymbol() [1/2]

const QgsLineSymbol * QgsLayoutItemMapGrid::lineSymbol ( ) const

Returns the line symbol used for drawing grid lines.

This is only used for grids with QgsLayoutItemMapGrid::Solid or QgsLayoutItemMapGrid::Cross styles.

See also: setLineSymbol(); markerSymbol(); style()

Note: not available in Python bindings

Definition at line 1991 of file qgslayoutitemmapgrid.cpp.

◆ lineSymbol() [2/2]

QgsLineSymbol * QgsLayoutItemMapGrid::lineSymbol ( )

Returns the line symbol used for drawing grid lines.

This is only used for grids with QgsLayoutItemMapGrid::Solid or QgsLayoutItemMapGrid::Cross styles.

See also: setLineSymbol(); markerSymbol(); style()

Definition at line 1996 of file qgslayoutitemmapgrid.cpp.

◆ markerSymbol() [1/2]

const QgsMarkerSymbol * QgsLayoutItemMapGrid::markerSymbol ( ) const

Returns the marker symbol used for drawing grid points.

This is only used for grids with a QgsLayoutItemMapGrid::Markers style.

See also: setMarkerSymbol(); lineSymbol(); style()

Note: not available in Python bindings

Definition at line 2006 of file qgslayoutitemmapgrid.cpp.

◆ markerSymbol() [2/2]

QgsMarkerSymbol * QgsLayoutItemMapGrid::markerSymbol ( )

Returns the marker symbol used for drawing grid points.

This is only used for grids with a QgsLayoutItemMapGrid::Markers style.

See also: setMarkerSymbol(); lineSymbol(); style()

Definition at line 2011 of file qgslayoutitemmapgrid.cpp.

◆ maxExtension()

double QgsLayoutItemMapGrid::maxExtension ( ) const

Calculates the maximum distance the grid extends beyond the QgsLayoutItemMap's item rect (in layout units).

Definition at line 2057 of file qgslayoutitemmapgrid.cpp.

◆ offsetX()

double QgsLayoutItemMapGrid::offsetX ( ) const

inline

Returns the offset for grid lines in the x-direction.

The units are retrieved through the units() method.

See also: setOffsetX(); offsetY()

Definition at line 375 of file qgslayoutitemmapgrid.h.

◆ offsetY()

double QgsLayoutItemMapGrid::offsetY ( ) const

inline

Returns the offset for grid lines in the y-direction.

The units are retrieved through the units() method.

See also: setOffsetY(); offsetX()

Definition at line 391 of file qgslayoutitemmapgrid.h.

◆ readXml()

bool QgsLayoutItemMapGrid::readXml	(	const QDomElement &	element,
		const QDomDocument &	doc,
		const QgsReadWriteContext &	context
	)

overridevirtual

Sets the map item state from a DOM document, where element is the DOM node corresponding to a 'LayoutMapGrid' tag.

See also: writeXml()

Reimplemented from QgsLayoutItemMapItem.

Definition at line 278 of file qgslayoutitemmapgrid.cpp.

◆ setAnnotationDirection() [1/2]

void QgsLayoutItemMapGrid::setAnnotationDirection	(	const QgsLayoutItemMapGrid::AnnotationDirection	direction,
		const QgsLayoutItemMapGrid::BorderSide	border
	)

Sets the direction for drawing frame annotations for the specified map side.

See also: annotationDirection()

Definition at line 2174 of file qgslayoutitemmapgrid.cpp.

◆ setAnnotationDirection() [2/2]

void QgsLayoutItemMapGrid::setAnnotationDirection ( AnnotationDirection direction )

Sets the direction for drawing all frame annotations.

See also: annotationDirection()

Definition at line 2232 of file qgslayoutitemmapgrid.cpp.

◆ setAnnotationDisplay()

void QgsLayoutItemMapGrid::setAnnotationDisplay	(	const QgsLayoutItemMapGrid::DisplayMode	display,
		const QgsLayoutItemMapGrid::BorderSide	border
	)

Sets what types of grid annotations should be drawn for a specified side of the map frame, or whether grid annotations should be disabled for the side.

Parameters

display	display mode for annotations
border	side of map for annotations

See also: annotationDisplay()

Definition at line 2016 of file qgslayoutitemmapgrid.cpp.

◆ setAnnotationEnabled()

void QgsLayoutItemMapGrid::setAnnotationEnabled ( const bool enabled )

inline

Sets whether annotations should be shown for the grid.

See also: annotationEnabled()

Definition at line 509 of file qgslayoutitemmapgrid.h.

◆ setAnnotationExpression()

void QgsLayoutItemMapGrid::setAnnotationExpression ( const QString & expression )

inline

Sets the expression used for drawing grid annotations.

This is only used when annotationFormat() is QgsLayoutItemMapGrid::CustomFormat.

See also: annotationExpression()

Definition at line 636 of file qgslayoutitemmapgrid.h.

◆ setAnnotationFont()

void QgsLayoutItemMapGrid::setAnnotationFont ( const QFont & font )

inline

Sets the font used for drawing grid annotations.

See also: annotationFont()

Definition at line 521 of file qgslayoutitemmapgrid.h.

◆ setAnnotationFontColor()

void QgsLayoutItemMapGrid::setAnnotationFontColor ( const QColor & color )

inline

Sets the font color used for drawing grid annotations.

See also: annotationFontColor()

Definition at line 533 of file qgslayoutitemmapgrid.h.

◆ setAnnotationFormat()

void QgsLayoutItemMapGrid::setAnnotationFormat ( const AnnotationFormat format )

inline

Sets the format for drawing grid annotations.

See also: annotationFormat()

Definition at line 623 of file qgslayoutitemmapgrid.h.

◆ setAnnotationFrameDistance()

void QgsLayoutItemMapGrid::setAnnotationFrameDistance ( const double distance )

inline

Sets the distance between the map frame and annotations.

Units are layout units.

See also: annotationFrameDistance()

Definition at line 592 of file qgslayoutitemmapgrid.h.

◆ setAnnotationPosition()

void QgsLayoutItemMapGrid::setAnnotationPosition	(	AnnotationPosition	position,
		BorderSide	side
	)

Sets the position for the grid annotations on a specified side of the map frame.

See also: annotationPosition()

Definition at line 2240 of file qgslayoutitemmapgrid.cpp.

◆ setAnnotationPrecision()

void QgsLayoutItemMapGrid::setAnnotationPrecision ( const int precision )

inline

Sets the coordinate precision for grid annotations.

The precision indicates the number of decimal places to show when drawing grid annotations.

See also: annotationPrecision()

Definition at line 546 of file qgslayoutitemmapgrid.h.

◆ setBlendMode()

void QgsLayoutItemMapGrid::setBlendMode ( const QPainter::CompositionMode mode )

inline

Sets the blending mode used for drawing the grid.

See also: blendMode()

Definition at line 287 of file qgslayoutitemmapgrid.h.

◆ setCrossLength()

void QgsLayoutItemMapGrid::setCrossLength ( const double length )

inline

Sets the length (in layout units) of the cross segments drawn for the grid.

This is only used for grids with QgsLayoutItemMapGrid::Cross styles.

See also: crossLength()

Definition at line 416 of file qgslayoutitemmapgrid.h.

◆ setCrs()

void QgsLayoutItemMapGrid::setCrs ( const QgsCoordinateReferenceSystem & crs )

Sets the crs for the grid.

See also: crs()

Definition at line 372 of file qgslayoutitemmapgrid.cpp.

◆ setFrameDivisions()

void QgsLayoutItemMapGrid::setFrameDivisions	(	const QgsLayoutItemMapGrid::DisplayMode	divisions,
		const QgsLayoutItemMapGrid::BorderSide	border
	)

Sets what type of grid divisions should be used for frames on a specified side of the map.

See also: frameDivisions()

Definition at line 2302 of file qgslayoutitemmapgrid.cpp.

◆ setFrameFillColor1()

void QgsLayoutItemMapGrid::setFrameFillColor1 ( const QColor & color )

inline

Sets the first fill color used for the grid frame.

See also: frameFillColor1(); setFramePenColor(); setFrameFillColor2()

Definition at line 782 of file qgslayoutitemmapgrid.h.

◆ setFrameFillColor2()

void QgsLayoutItemMapGrid::setFrameFillColor2 ( const QColor & color )

inline

Sets the second fill color used for the grid frame.

See also: frameFillColor2(); setFramePenColor(); setFrameFillColor1()

Definition at line 798 of file qgslayoutitemmapgrid.h.

◆ setFrameMargin()

void QgsLayoutItemMapGrid::setFrameMargin ( const double margin )

inline

Sets the grid frame margin (in layout units).

This property controls distance between the map frame and the grid frame.

See also: frameMargin()

Since: QGIS 3.6

Definition at line 734 of file qgslayoutitemmapgrid.h.

◆ setFramePenColor()

void QgsLayoutItemMapGrid::setFramePenColor ( const QColor & color )

inline

Sets the color of the stroke drawn in the grid frame.

See also: framePenColor(); setFramePenSize(); setFrameFillColor1(); setFrameFillColor2()

Definition at line 765 of file qgslayoutitemmapgrid.h.

◆ setFramePenSize()

void QgsLayoutItemMapGrid::setFramePenSize ( const double width )

inline

Sets the width of the stroke drawn in the grid frame.

See also: framePenSize(); setFramePenColor()

Definition at line 749 of file qgslayoutitemmapgrid.h.

◆ setFrameSideFlag()

void QgsLayoutItemMapGrid::setFrameSideFlag	(	QgsLayoutItemMapGrid::FrameSideFlag	flag,
		bool	on = `true`
	)

Sets whether the grid frame is drawn for a certain side of the map item.

Parameters

flag	flag for grid frame side
on	set to `true` to draw grid frame on that side of the map

See also: setFrameSideFlags(); frameSideFlags(); testFrameSideFlag()

Definition at line 2204 of file qgslayoutitemmapgrid.cpp.

◆ setFrameSideFlags()

void QgsLayoutItemMapGrid::setFrameSideFlags ( QgsLayoutItemMapGrid::FrameSideFlags flags )

Sets flags for grid frame sides.

Setting these flags controls which sides of the map item the grid frame is drawn on.

See also: setFrameSideFlag(); frameSideFlags(); testFrameSideFlag()

Definition at line 2199 of file qgslayoutitemmapgrid.cpp.

◆ setFrameStyle()

void QgsLayoutItemMapGrid::setFrameStyle ( const FrameStyle style )

inline

Sets the grid frame style.

See also: frameStyle()

Definition at line 653 of file qgslayoutitemmapgrid.h.

◆ setFrameWidth()

void QgsLayoutItemMapGrid::setFrameWidth ( const double width )

inline

Sets the grid frame width (in layout units).

This property controls how wide the grid frame is. The size of the line outlines drawn in the frame is controlled through the setFramePenSize method.

See also: frameWidth()

Definition at line 718 of file qgslayoutitemmapgrid.h.

◆ setGridLineColor()

void QgsLayoutItemMapGrid::setGridLineColor ( const QColor & color )

Sets the color of grid lines.

This is only used for grids with QgsLayoutItemMapGrid::Solid or QgsLayoutItemMapGrid::Cross styles. For more control over grid line appearance, use setLineSymbol instead.

See also: setLineSymbol(); setGridLineWidth()

Definition at line 201 of file qgslayoutitemmapgrid.cpp.

◆ setGridLineWidth()

void QgsLayoutItemMapGrid::setGridLineWidth ( double width )

Sets the width of grid lines (in layout units).

This is only used for grids with QgsLayoutItemMapGrid::Solid or QgsLayoutItemMapGrid::Cross styles. For more control over grid line appearance, use setLineSymbol instead.

See also: setLineSymbol(); setGridLineColor()

Definition at line 193 of file qgslayoutitemmapgrid.cpp.

◆ setIntervalX()

void QgsLayoutItemMapGrid::setIntervalX ( double interval )

Sets the interval between grid lines in the x-direction.

The units are controlled through the setUnits method

See also: setIntervalY(); intervalX()

Definition at line 2124 of file qgslayoutitemmapgrid.cpp.

◆ setIntervalY()

void QgsLayoutItemMapGrid::setIntervalY ( double interval )

Sets the interval between grid lines in the y-direction.

The units are controlled through the setUnits method

See also: setIntervalX(); intervalY()

Definition at line 2134 of file qgslayoutitemmapgrid.cpp.

◆ setLineSymbol()

void QgsLayoutItemMapGrid::setLineSymbol ( QgsLineSymbol * symbol )

Sets the line symbol used for drawing grid lines.

This is only used for grids with QgsLayoutItemMapGrid::Solid or QgsLayoutItemMapGrid::Cross styles. Ownership of symbol is transferred to the grid.

See also: lineSymbol(); setMarkerSymbol(); setStyle()

Definition at line 1986 of file qgslayoutitemmapgrid.cpp.

◆ setMarkerSymbol()

void QgsLayoutItemMapGrid::setMarkerSymbol ( QgsMarkerSymbol * symbol )

Sets the marker symbol used for drawing grid points.

This is only used for grids with a QgsLayoutItemMapGrid::Markers style. Ownership of symbol is transferred to the grid.

See also: markerSymbol(); setLineSymbol(); setStyle()

Definition at line 2001 of file qgslayoutitemmapgrid.cpp.

◆ setOffsetX()

void QgsLayoutItemMapGrid::setOffsetX ( double offset )

Sets the offset for grid lines in the x-direction.

The units are controlled through the setUnits method.

See also: setOffsetY(); offsetX()

Definition at line 2144 of file qgslayoutitemmapgrid.cpp.

◆ setOffsetY()

void QgsLayoutItemMapGrid::setOffsetY ( double offset )

Sets the offset for grid lines in the y-direction.

The units are controlled through the setUnits method.

See also: setOffsetX(); offsetY()

Definition at line 2154 of file qgslayoutitemmapgrid.cpp.

◆ setStyle()

void QgsLayoutItemMapGrid::setStyle ( const QgsLayoutItemMapGrid::GridStyle style )

Sets the grid style, which controls how the grid is drawn over the map's contents.

See also: style()

Definition at line 2164 of file qgslayoutitemmapgrid.cpp.

◆ setUnits()

void QgsLayoutItemMapGrid::setUnits ( const QgsLayoutItemMapGrid::GridUnit unit )

Sets the unit to use for grid measurements such as the interval and offset for grid lines.

See also: units

Definition at line 2114 of file qgslayoutitemmapgrid.cpp.

◆ style()

GridStyle QgsLayoutItemMapGrid::style ( ) const

inline

Returns the grid's style, which controls how the grid is drawn over the map's contents.

See also: setStyle()

Definition at line 409 of file qgslayoutitemmapgrid.h.

◆ testFrameSideFlag()

bool QgsLayoutItemMapGrid::testFrameSideFlag ( QgsLayoutItemMapGrid::FrameSideFlag flag ) const

Tests whether the grid frame should be drawn on a specified side of the map item.

Parameters

flag	flag for grid frame side

Returns: true if grid frame should be drawn for that side of the map

See also: setFrameSideFlags(); setFrameSideFlag(); frameSideFlags()

Definition at line 2227 of file qgslayoutitemmapgrid.cpp.

◆ units()

GridUnit QgsLayoutItemMapGrid::units ( ) const

inline

Returns the units used for grid measurements such as the interval and offset for grid lines.

See also: setUnits()

Definition at line 327 of file qgslayoutitemmapgrid.h.

◆ usesAdvancedEffects()

bool QgsLayoutItemMapGrid::usesAdvancedEffects ( ) const

overridevirtual

Returns true if the item is drawn using advanced effects, such as blend modes.

Reimplemented from QgsLayoutItemMapItem.

Definition at line 378 of file qgslayoutitemmapgrid.cpp.

◆ writeXml()

bool QgsLayoutItemMapGrid::writeXml	(	QDomElement &	element,
		QDomDocument &	document,
		const QgsReadWriteContext &	context
	)		const

overridevirtual

Stores map item state in a DOM element, where element is the DOM element corresponding to a 'LayoutMap' tag.

See also: readXml()

Reimplemented from QgsLayoutItemMapItem.

Definition at line 209 of file qgslayoutitemmapgrid.cpp.

Friends And Related Function Documentation

◆ TestQgsLayoutMapGrid

friend class TestQgsLayoutMapGrid

friend

Definition at line 1019 of file qgslayoutitemmapgrid.h.

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

/tmp/buildd/qgis-3.8.0+99unstable/src/core/layout/qgslayoutitemmapgrid.h
/tmp/buildd/qgis-3.8.0+99unstable/src/core/layout/qgslayoutitemmapgrid.cpp

Public Types

Public Member Functions

Friends

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ AnnotationCoordinate

◆ AnnotationDirection

◆ AnnotationFormat

◆ AnnotationPosition

◆ BorderSide

◆ DisplayMode

◆ FrameSideFlag

◆ FrameStyle

◆ GridStyle

◆ GridUnit

Constructor & Destructor Documentation

◆ QgsLayoutItemMapGrid()

Member Function Documentation

◆ annotationDirection()

◆ annotationDisplay()

◆ annotationEnabled()

◆ annotationExpression()

◆ annotationFont()

◆ annotationFontColor()

◆ annotationFormat()

◆ annotationFrameDistance()

◆ annotationPosition()

◆ annotationPrecision()

◆ blendMode()

◆ calculateMaxExtension()

◆ createExpressionContext()

◆ crossLength()

◆ crs()

◆ draw()

◆ frameDivisions()

◆ frameFillColor1()

◆ frameFillColor2()

◆ frameMargin()

◆ framePenColor()

◆ framePenSize()

◆ frameSideFlags()

◆ frameStyle()

◆ frameWidth()

◆ intervalX()

◆ intervalY()

◆ lineSymbol() [1/2]

◆ lineSymbol() [2/2]

◆ markerSymbol() [1/2]

◆ markerSymbol() [2/2]

◆ maxExtension()

◆ offsetX()

◆ offsetY()

◆ readXml()

◆ setAnnotationDirection() [1/2]

◆ setAnnotationDirection() [2/2]

◆ setAnnotationDisplay()

◆ setAnnotationEnabled()

◆ setAnnotationExpression()

◆ setAnnotationFont()

◆ setAnnotationFontColor()

◆ setAnnotationFormat()

◆ setAnnotationFrameDistance()

◆ setAnnotationPosition()

◆ setAnnotationPrecision()

◆ setBlendMode()

◆ setCrossLength()

◆ setCrs()

◆ setFrameDivisions()

◆ setFrameFillColor1()

◆ setFrameFillColor2()

◆ setFrameMargin()

◆ setFramePenColor()

◆ setFramePenSize()

◆ setFrameSideFlag()

◆ setFrameSideFlags()

◆ setFrameStyle()

◆ setFrameWidth()

◆ setGridLineColor()

◆ setGridLineWidth()