[UI] Chart (view) More...

#include <charts/CChart.hpp>

Inheritance diagram for CChart:

Public Member Functions
	CChart (const QString &_rqsFileName, QWidget *_pqParent=0)

virtual	~CChart ()

void	addElevation (const QString &_rqsFileName)
	Add elevation model data to chart. More...

void	setDrawArea (QRectF _qRectFDrawArea)
	Sets the viewport draw area. More...

void	resetDrawArea ()
	Resets the viewport draw area (to the widget's area) More...

void	setGeoPosition (const CDataPosition &_roGeoPosition)
	Sets the current (center) position (geographical coordinates) of the chart. More...

void	lockPosition (bool _bLock)
	Sets the position lock status. More...

void	setZoom (double _fdZoom)
	Sets the current zoom factor. More...

void	lockZoom (bool _bLock)
	Sets the zoom lock status. More...

void	showElevation (bool _bShow)
	Sets the elevation model show status. More...

QVCT::EStatus	getStatus () const
	Returns the internal status of the object. More...

QString	getFileName () const
	Returns the underlying chart (GDAL dataset) file name. More...

QRectF	getDrawArea () const
	Returns the viewport draw area. More...

CDataPosition	getGeoPositionCenter () const
	Returns the center position (geographical coordinates) of the chart. More...

CDataPosition	getGeoPosition () const
	Returns the current (center) position (geographical coordinates) of the chart. More...

QPointF	getDrawPositionCenter () const
	Returns the viewport draw area's center position. More...

QPointF	getDatPosition () const
	Returns the current (center) position (dataset coordinates) of the chart. More...

bool	isPositionLocked () const
	Returns the position lock status. More...

double	getZoom () const
	Returns the current zoom factor. More...

double	getZoomActual () const
	Returns the zoom factor corresponding to a 1:1 dataset/screen pixels ratio. More...

double	getZoomFit () const
	Returns the zoom factor allowing to view the entire chart. More...

double	getZoomArea (const CDataPosition &_roGeoPosition1, const CDataPosition &_roGeoPosition2) const
	Returns the zoom factor allowing to view the given geographical area (defined by its opposite corners) More...

bool	isZoomLocked () const
	Returns the zoom lock status. More...

bool	hasElevation () const
	Returns whether this chart has been associated elevation model data. More...

bool	isElevationShowed () const
	Returns the elevation model show status. More...

double	getResolution () const
	Returns the resolution of the chart at its current position, in meters per pixel [m/px]. More...

CDataPosition	toGeoPosition (const QPointF &_rqPointFDrawPosition) const
	Converts the given chart draw position to geographical position. More...

QPointF	toDrawPosition (const CDataPosition &_roGeoPosition) const
	Converts the given (geographical) position [long,lat,elev] to chart draw point [px]. More...

void	move (const QPointF &_rqPointFDrawPositionOffset)
	Move the current (center) chart position by specified offset (in the draw area) More...

void	print (QPrinter *_pqPrinter)
	Prints the chart. More...

void	parseQVCT (const QDomElement &_rqDomElement)
	Retrieves this object's content from the given QVCT source (file) More...

void	dumpQVCT (QXmlStreamWriter &_rqXmlStreamWriter) const
	Stores this object's content to the given QVCT destination (file) More...

Protected Member Functions
virtual void	paintEvent (QPaintEvent *_pqPaintEvent)

void	draw ()
	Draws the chart (on screen) More...

Private Attributes
CChartGDALRaster *	poChartGDALRaster
	GDAL chart (dataset) More...

CChartGDALElevation *	poChartGDALElevation
	GDAL data elevation model (dataset) More...

QRectF	qRectFDrawArea
	Viewport draw area. More...

QPointF	qPointFDatPosition
	Current (center) position in the GDAL dataset. More...

bool	bPositionLock
	Position lock status. More...

double	fdZoom
	Current zoom factor. More...

bool	bZoomLock
	Zoom lock status. More...

bool	bShowElevation
	Elevation model show status. More...

Detailed Description

[UI] Chart (view)

This class wraps a CChartGDAL object and allows it to be manipulated and displayed in the "virtual" chart table.

Author: Cedric Dufour http://cedric.dufour.name

Definition at line 43 of file CChart.hpp.

Constructor & Destructor Documentation

◆ CChart()

CChart::CChart	(	const QString &	_rqsFileName,
		QWidget *	_pqParent = `0`
	)

Definition at line 44 of file CChart.cpp.

◆ ~CChart()

CChart::~CChart ( )

virtual

Definition at line 63 of file CChart.cpp.

Member Function Documentation

◆ addElevation()

void CChart::addElevation ( const QString & _rqsFileName )

Add elevation model data to chart.

Definition at line 69 of file CChart.cpp.

◆ paintEvent()

void CChart::paintEvent ( QPaintEvent * _pqPaintEvent )

protectedvirtual

Definition at line 84 of file CChart.cpp.

◆ setDrawArea()

void CChart::setDrawArea ( QRectF _qRectFDrawArea )

inline

Sets the viewport draw area.

Definition at line 105 of file CChart.hpp.

◆ resetDrawArea()

void CChart::resetDrawArea ( )

Resets the viewport draw area (to the widget's area)

Definition at line 100 of file CChart.cpp.

◆ setGeoPosition()

void CChart::setGeoPosition ( const CDataPosition & _roGeoPosition )

Sets the current (center) position (geographical coordinates) of the chart.

Definition at line 105 of file CChart.cpp.

◆ lockPosition()

void CChart::lockPosition ( bool _bLock )

inline

Sets the position lock status.

Definition at line 111 of file CChart.hpp.

◆ setZoom()

void CChart::setZoom ( double _fdZoom )

inline

Sets the current zoom factor.

Definition at line 113 of file CChart.hpp.

◆ lockZoom()

void CChart::lockZoom ( bool _bLock )

inline

Sets the zoom lock status.

Definition at line 115 of file CChart.hpp.

◆ showElevation()

void CChart::showElevation ( bool _bShow )

Sets the elevation model show status.

Definition at line 110 of file CChart.cpp.

◆ getStatus()

QVCT::EStatus CChart::getStatus ( ) const

Returns the internal status of the object.

NOTE: Anything but QVCT::OK means the object is not usable.

Definition at line 128 of file CChart.cpp.

◆ getFileName()

QString CChart::getFileName ( ) const

Returns the underlying chart (GDAL dataset) file name.

Definition at line 133 of file CChart.cpp.

◆ getDrawArea()

QRectF CChart::getDrawArea ( ) const

inline

Returns the viewport draw area.

Definition at line 127 of file CChart.hpp.

◆ getGeoPositionCenter()

CDataPosition CChart::getGeoPositionCenter ( ) const

Returns the center position (geographical coordinates) of the chart.

Definition at line 138 of file CChart.cpp.

◆ getGeoPosition()

CDataPosition CChart::getGeoPosition ( ) const

Returns the current (center) position (geographical coordinates) of the chart.

Definition at line 143 of file CChart.cpp.

◆ getDrawPositionCenter()

QPointF CChart::getDrawPositionCenter ( ) const

Returns the viewport draw area's center position.

Definition at line 148 of file CChart.cpp.

◆ getDatPosition()

QPointF CChart::getDatPosition ( ) const

inline

Returns the current (center) position (dataset coordinates) of the chart.

Definition at line 135 of file CChart.hpp.

◆ isPositionLocked()

bool CChart::isPositionLocked ( ) const

inline

Returns the position lock status.

Definition at line 137 of file CChart.hpp.

◆ getZoom()

double CChart::getZoom ( ) const

inline

Returns the current zoom factor.

Definition at line 139 of file CChart.hpp.

◆ getZoomActual()

double CChart::getZoomActual ( ) const

inline

Returns the zoom factor corresponding to a 1:1 dataset/screen pixels ratio.

Definition at line 141 of file CChart.hpp.

◆ getZoomFit()

double CChart::getZoomFit ( ) const

Returns the zoom factor allowing to view the entire chart.

Definition at line 153 of file CChart.cpp.

◆ getZoomArea()

double CChart::getZoomArea	(	const CDataPosition &	_roGeoPosition1,
		const CDataPosition &	_roGeoPosition2
	)		const

Returns the zoom factor allowing to view the given geographical area (defined by its opposite corners)

Definition at line 161 of file CChart.cpp.

◆ isZoomLocked()

bool CChart::isZoomLocked ( ) const

inline

Returns the zoom lock status.

Definition at line 147 of file CChart.hpp.

◆ hasElevation()

bool CChart::hasElevation ( ) const

inline

Returns whether this chart has been associated elevation model data.

Definition at line 149 of file CChart.hpp.

◆ isElevationShowed()

bool CChart::isElevationShowed ( ) const

inline

Returns the elevation model show status.

Definition at line 151 of file CChart.hpp.

◆ getResolution()

double CChart::getResolution ( ) const

Returns the resolution of the chart at its current position, in meters per pixel [m/px].

Definition at line 176 of file CChart.cpp.

◆ toGeoPosition()

CDataPosition CChart::toGeoPosition ( const QPointF & _rqPointFDrawPosition ) const

Converts the given chart draw position to geographical position.

Definition at line 185 of file CChart.cpp.

◆ toDrawPosition()

QPointF CChart::toDrawPosition ( const CDataPosition & _roGeoPosition ) const

Converts the given (geographical) position [long,lat,elev] to chart draw point [px].

Definition at line 192 of file CChart.cpp.

◆ move()

void CChart::move ( const QPointF & _rqPointFDrawPositionOffset )

Move the current (center) chart position by specified offset (in the draw area)

Definition at line 198 of file CChart.cpp.

◆ draw()

void CChart::draw ( )

protected

Draws the chart (on screen)

Definition at line 203 of file CChart.cpp.

◆ print()

void CChart::print ( QPrinter * _pqPrinter )

Prints the chart.

Definition at line 253 of file CChart.cpp.

◆ parseQVCT()

void CChart::parseQVCT ( const QDomElement & _rqDomElement )

Retrieves this object's content from the given QVCT source (file)

Definition at line 283 of file CChart.cpp.

◆ dumpQVCT()

void CChart::dumpQVCT ( QXmlStreamWriter & _rqXmlStreamWriter ) const

Stores this object's content to the given QVCT destination (file)

Definition at line 309 of file CChart.cpp.

Member Data Documentation

◆ poChartGDALRaster

CChartGDALRaster* CChart::poChartGDALRaster

private

GDAL chart (dataset)

Definition at line 53 of file CChart.hpp.

◆ poChartGDALElevation

CChartGDALElevation* CChart::poChartGDALElevation

private

GDAL data elevation model (dataset)

See also: addElevation(), hasElevation()

Definition at line 56 of file CChart.hpp.

◆ qRectFDrawArea

QRectF CChart::qRectFDrawArea

private

Viewport draw area.

See also: setDrawArea(), resetDrawArea(), getDrawArea()

Definition at line 59 of file CChart.hpp.

◆ qPointFDatPosition

QPointF CChart::qPointFDatPosition

private

Current (center) position in the GDAL dataset.

See also: setGeoPosition(), getGeoPosition(), getDatPosition()

Definition at line 62 of file CChart.hpp.

◆ bPositionLock

bool CChart::bPositionLock

private

Position lock status.

See also: lockPosition(), isPositionLocked()

Definition at line 65 of file CChart.hpp.

◆ fdZoom

double CChart::fdZoom

private

Current zoom factor.

See also: setZoom(), getZoom()

Definition at line 68 of file CChart.hpp.

◆ bZoomLock

bool CChart::bZoomLock

private

Zoom lock status.

See also: lockZoom(), isZoomLocked()

Definition at line 71 of file CChart.hpp.

◆ bShowElevation

bool CChart::bShowElevation

private

Elevation model show status.

See also: showElevation(), isElevationShowed()

Definition at line 74 of file CChart.hpp.

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

charts/CChart.hpp
charts/CChart.cpp

Public Member Functions

Protected Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ CChart()

◆ ~CChart()

Member Function Documentation

◆ addElevation()

◆ paintEvent()

◆ setDrawArea()

◆ resetDrawArea()

◆ setGeoPosition()

◆ lockPosition()

◆ setZoom()

◆ lockZoom()

◆ showElevation()

◆ getStatus()

◆ getFileName()

◆ getDrawArea()

◆ getGeoPositionCenter()

◆ getGeoPosition()

◆ getDrawPositionCenter()

◆ getDatPosition()

◆ isPositionLocked()

◆ getZoom()

◆ getZoomActual()

◆ getZoomFit()

◆ getZoomArea()

◆ isZoomLocked()

◆ hasElevation()

◆ isElevationShowed()

◆ getResolution()

◆ toGeoPosition()

◆ toDrawPosition()

◆ move()

◆ draw()

◆ print()

◆ parseQVCT()

◆ dumpQVCT()

Member Data Documentation

◆ poChartGDALRaster

◆ poChartGDALElevation

◆ qRectFDrawArea

◆ qPointFDatPosition

◆ bPositionLock

◆ fdZoom

◆ bZoomLock

◆ bShowElevation