makVrv::DtGridLinesDrawer Class Reference

Base class with common data / methods for drawing grid lines on projected and geocentric databases \ingroup vrvOsg. More...

Inheritance diagram for makVrv::DtGridLinesDrawer:

List of all members.

Public Member Functions
	DtGridLinesDrawer (DtDe &de)
	Default CTOR.
virtual	~DtGridLinesDrawer ()
	Virtual DTOR.
virtual void	setChannel (DtOsgChannel *channel)
	Set the channel to draw the grid lines on.
virtual void	setChannelDimensions (int startChannelX, int startChannelY, int endChannelX, int endChannelY)
	Set the channel dimensions.
virtual void	setupOverlay ()
	Get the overlay to use for our channel.
virtual void	setupFont ()
	Get the font to use fron the font manager.
virtual double	lookupClosestLatLonSpacing (double minimumSpacingRadians)
	Find the best allowable lat,lon spacing given the minimum requirement.
virtual double	lookupClosestCartesianSpacing (double minimumSpacing)
	Find the best allowable cartesian spacing given the minimum requirement.
Static Protected Member Functions
static bool	clip (double xMin, double xMax, double yMin, double yMax, double x0src, double y0src, double x1src, double y1src, double &x0clip, double &y0clip, double &x1clip, double &y1clip)
	2D clipping routine. Implements Liang / Barsky Clipping
Protected Attributes
DtDe &	myDe
DtOsgChannel *	myChannel
osg::Matrix	myWorldToWindowMatrix
int	myStartChannelX
int	myStartChannelY
int	myEndChannelX
int	myEndChannelY
DtOverlayRenderer *	myOverlayRenderer
boost::shared_ptr< DtFont >	myFont
std::vector< double >	myLatLonAllowableSpacings
std::vector< double >	myCartesianAllowableSpacings
Private Member Functions
	DtGridLinesDrawer (const DtGridLinesDrawer &orig)
	Copy CTOR ( Not implemented )
DtGridLinesDrawer &	operator= (const DtGridLinesDrawer &rhs)
	Assignment operator ( Not implemented )

---

Detailed Description

Base class with common data / methods for drawing grid lines on projected and geocentric databases \ingroup vrvOsg.

---

Constructor & Destructor Documentation

makVrv::DtGridLinesDrawer::DtGridLinesDrawer

(

DtDe &

de

)

Default CTOR.

virtual makVrv::DtGridLinesDrawer::~DtGridLinesDrawer

(

)

[virtual]

Virtual DTOR.

makVrv::DtGridLinesDrawer::DtGridLinesDrawer

(

const DtGridLinesDrawer &

orig

)

[private]

Copy CTOR ( Not implemented )

---

Member Function Documentation

virtual void makVrv::DtGridLinesDrawer::setChannel

(

DtOsgChannel *

channel

)

[virtual]

Set the channel to draw the grid lines on.

virtual void makVrv::DtGridLinesDrawer::setChannelDimensions	(	int	startChannelX,
		int	startChannelY,
		int	endChannelX,
		int	endChannelY
	)		[virtual]

Set the channel dimensions.

Reimplemented in makVrv::DtGeocentricGridLinesDrawer.

virtual void makVrv::DtGridLinesDrawer::setupOverlay

(

)

[virtual]

Get the overlay to use for our channel.

virtual void makVrv::DtGridLinesDrawer::setupFont

(

)

[virtual]

Get the font to use fron the font manager.

virtual double makVrv::DtGridLinesDrawer::lookupClosestLatLonSpacing

(

double

minimumSpacingRadians

)

[virtual]

Find the best allowable lat,lon spacing given the minimum requirement.

virtual double makVrv::DtGridLinesDrawer::lookupClosestCartesianSpacing

(

double

minimumSpacing

)

[virtual]

Find the best allowable cartesian spacing given the minimum requirement.

static bool makVrv::DtGridLinesDrawer::clip	(	double	xMin,
		double	xMax,
		double	yMin,
		double	yMax,
		double	x0src,
		double	y0src,
		double	x1src,
		double	y1src,
		double &	x0clip,
		double &	y0clip,
		double &	x1clip,
		double &	y1clip
	)		[static, protected]

2D clipping routine. Implements Liang / Barsky Clipping

DtGridLinesDrawer& makVrv::DtGridLinesDrawer::operator=

(

const DtGridLinesDrawer &

rhs

)

[private]

Assignment operator ( Not implemented )

---

Member Data Documentation

DtDe& makVrv::DtGridLinesDrawer::myDe [protected]

DtOsgChannel* makVrv::DtGridLinesDrawer::myChannel [protected]

osg::Matrix makVrv::DtGridLinesDrawer::myWorldToWindowMatrix [protected]

int makVrv::DtGridLinesDrawer::myStartChannelX [protected]

int makVrv::DtGridLinesDrawer::myStartChannelY [protected]

int makVrv::DtGridLinesDrawer::myEndChannelX [protected]

int makVrv::DtGridLinesDrawer::myEndChannelY [protected]

DtOverlayRenderer* makVrv::DtGridLinesDrawer::myOverlayRenderer [protected]

boost::shared_ptr<DtFont> makVrv::DtGridLinesDrawer::myFont [protected]

std::vector<double> makVrv::DtGridLinesDrawer::myLatLonAllowableSpacings [protected]

std::vector<double> makVrv::DtGridLinesDrawer::myCartesianAllowableSpacings [protected]

---

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

• include/vrvOsg/DtGridLinesDrawer.h