DtDatabaseGridLineDrawer Class Reference

This class will draw grid lines as defined by the current database. More...

Inheritance diagram for DtDatabaseGridLineDrawer:

Public Member Functions
	DtDatabaseGridLineDrawer (const DtCoordinateSystem *)
	DtDatabaseGridLineDrawer (const DtDatabaseGridLineDrawer &)
virtual	~DtDatabaseGridLineDrawer ()
virtual void	drawGridLines (const DtPoint &vp_min_WC, const DtPoint &vp_max_WC, double increment, const DtTerrainDatabase *db, const DtViewportExtents *v, DtPrimitiveDrawer *painter)
	Draws horizontal and vertical grid lines.
virtual DtGridLineDrawer *	clone ()
	Pure virtuals that need to be implemented in order to be a grid line drawer.
Public Member Functions inherited from DtGridLineDrawer
	DtGridLineDrawer (const DtCoordinateSystem *c)
	DtGridLineDrawer (const DtGridLineDrawer &orig)
virtual	~DtGridLineDrawer ()
void	setGridLineColor (const QColor &)
const QColor &	gridLineColor () const
void	setGridLineLabelColor (const QColor &)
const QColor &	gridLineLabelColor () const
void	setDrawScale (DtGridLineDrawer::DtScaleType)
	Set to true to draw a scale line (distance) and where (lower left or lower right). Will not draw grid labels.
DtGridLineDrawer::DtScaleType	drawScale () const

Protected Member Functions
virtual void	drawLine (const DtPoint &gdp0, const DtPoint &gdp1, const DtViewportExtents *view, DtPrimitiveDrawer *painter)
virtual void	drawVertiGridLines (const DtPoint &vp_min_WC, const DtPoint &vp_max_WC, double increment, const DtTerrainDatabase *db, const DtViewportExtents *v, DtPrimitiveDrawer *painter)
virtual void	drawHorizGridLines (const DtPoint &vp_min_WC, const DtPoint &vp_max_WC, double increment, const DtTerrainDatabase *db, const DtViewportExtents *v, DtPrimitiveDrawer *painter)
virtual QString	labelForHorizLine (const DtPoint &val, double increment, const DtTerrainDatabase *db)
	Override to provide different labels for the vertical or horizontal grid lines.
virtual QString	labelForVertiLine (const DtPoint &val, double increment, const DtTerrainDatabase *db)
	Since horizontal and vertical labels are the same, default implementation calls labelForHorizLine.
virtual void	drawScaleLine (const DtPoint &vp_min_WC, const DtPoint &vp_max_WC, double increment, const DtTerrainDatabase *db, const DtViewportExtents *v, DtPrimitiveDrawer *painter)
virtual int	type () const
	This is only to try and identify one grid line drawer from another to prevent unnecessary terrain redraw as a coordinate system choice changes.
virtual QString	labelForLine (double val, double increment, const DtTerrainDatabase *db)

Additional Inherited Members
Public Types inherited from DtGridLineDrawer
enum	DtScaleType { DtGridScale = 0, DtScaleLowerLeft = 1, DtScaleLowerRight = 2 }
Protected Attributes inherited from DtGridLineDrawer
const DtCoordinateSystem *	myCoordinateSystem
QColor	myGridLineColor
QColor	myGridLineLabelColor
DtScaleType	myScaleLine

Detailed Description

This class will draw grid lines as defined by the current database.

Constructor & Destructor Documentation

DtDatabaseGridLineDrawer::DtDatabaseGridLineDrawer

(

const DtCoordinateSystem *

)

DtDatabaseGridLineDrawer::DtDatabaseGridLineDrawer

(

const DtDatabaseGridLineDrawer &

)

virtual DtDatabaseGridLineDrawer::~DtDatabaseGridLineDrawer ( )

virtual

Member Function Documentation

virtual void DtDatabaseGridLineDrawer::drawGridLines ( const DtPoint &  vp_min_WC, const DtPoint &  vp_max_WC, double  increment, const DtTerrainDatabase *  db, const DtViewportExtents *  v, DtPrimitiveDrawer *  painter  )

virtual

Draws horizontal and vertical grid lines.

Implements DtGridLineDrawer.

virtual DtGridLineDrawer* DtDatabaseGridLineDrawer::clone ( )

virtual

Pure virtuals that need to be implemented in order to be a grid line drawer.

Implements DtGridLineDrawer.

Reimplemented in DtUtmGridLineDrawer.

virtual void DtDatabaseGridLineDrawer::drawLine ( const DtPoint &  gdp0, const DtPoint &  gdp1, const DtViewportExtents *  view, DtPrimitiveDrawer *  painter  )

protectedvirtual

virtual void DtDatabaseGridLineDrawer::drawVertiGridLines ( const DtPoint &  vp_min_WC, const DtPoint &  vp_max_WC, double  increment, const DtTerrainDatabase *  db, const DtViewportExtents *  v, DtPrimitiveDrawer *  painter  )

protectedvirtual

virtual void DtDatabaseGridLineDrawer::drawHorizGridLines ( const DtPoint &  vp_min_WC, const DtPoint &  vp_max_WC, double  increment, const DtTerrainDatabase *  db, const DtViewportExtents *  v, DtPrimitiveDrawer *  painter  )

protectedvirtual

virtual QString DtDatabaseGridLineDrawer::labelForHorizLine ( const DtPoint &  val, double  increment, const DtTerrainDatabase *  db  )

protectedvirtual

Override to provide different labels for the vertical or horizontal grid lines.

Reimplemented in DtUtmGridLineDrawer.

virtual QString DtDatabaseGridLineDrawer::labelForVertiLine ( const DtPoint &  val, double  increment, const DtTerrainDatabase *  db  )

protectedvirtual

Since horizontal and vertical labels are the same, default implementation calls labelForHorizLine.

Reimplemented in DtUtmGridLineDrawer.

virtual void DtDatabaseGridLineDrawer::drawScaleLine ( const DtPoint &  vp_min_WC, const DtPoint &  vp_max_WC, double  increment, const DtTerrainDatabase *  db, const DtViewportExtents *  v, DtPrimitiveDrawer *  painter  )

protectedvirtual

virtual int DtDatabaseGridLineDrawer::type ( ) const

protectedvirtual

This is only to try and identify one grid line drawer from another to prevent unnecessary terrain redraw as a coordinate system choice changes.

Implements DtGridLineDrawer.

Reimplemented in DtUtmGridLineDrawer.

virtual QString DtDatabaseGridLineDrawer::labelForLine ( double  val, double  increment, const DtTerrainDatabase *  db  )

protectedvirtual

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

• include/drawerNative/databaseGridLineDrawer.h