makVrv::DtOsgEarthCache Class Reference

DtOsgEarthCache - This class wraps the osgEarth::cache tool. More...

Public Member Functions
virtual	~DtOsgEarthCache ()
	DTOR.
virtual void	setMapNode (osgEarth::MapNode *mapNode)
	Set the MapNode that forms the root of an osgEarth map.
virtual void	setLowestLOD (int lowestLOD)
	Sets the lowest LOD to cache,only applies for image and elevation layers.
virtual void	setHighestLOD (int highestLOD)
	Sets the highest LOD to cache,only applies for image and elevation layers.
virtual void	setBound (const osgEarth::Bounds &bound)
	Sets the Bound of the selected area.
virtual void	getEstimateInfo (double &time, double &size)
	Gets the estimation of caching.
virtual const std::vector < std::string > &	imageLayers ()
	Gets the names of the image layers.
virtual const std::vector < std::string > &	elevationLayers ()
	Gets the names of the elevation layers.
virtual std::vector< std::string >	modelLayers ()
	Gets the names of the model layers.
virtual void	reset ()
	Reset.
virtual void	startCache ()
	Starts the cache.
virtual DtUnicode	currentLayerName ()
	Gets the name of the current processing layer.
virtual void	cancelCache ()
	Force the cache to cancel.
virtual bool	isFinished ()
	return whether cache is finished.
virtual bool	isCanceled ()
	return whether cache is canceled.
virtual void	setSkipImageLayers (bool skip)
	set whether skip the cache of the image layers
virtual void	setSkipElevationLayers (bool skip)
	set whether skip the cache of the image layers
virtual void	setSkipModelLayers (bool skip)
	set whether skip the cache of the image layers

Public Attributes
boost::signal< void(int)>	signal_updateProgress
	signal to emit when updating the progress(0-100)
boost::signal< void()>	signal_cacheFinished
	signal to emit when cache finished

Protected Member Functions
	DtOsgEarthCache (DtDe &de)
	Protected Constructor.
virtual void	cacheModelLayers ()
	Caches all the model layers.
virtual void	cacheModelLayer (osgEarth::ModelLayer *modelLayer)
	Cache the model layer.
virtual osgEarth::GeoExtent	getModelLayerExtent (osgEarth::Features::FeatureModelGraph *featureModelGraph)
	Gets the model layer extent.
virtual osgEarth::Features::FeatureModelGraph *	findFeatureModelGraph (osgEarth::ModelLayer *modelLayer)
	Gets the feature model graph under this model layer.
virtual void	discoverModelLayers ()
	find the current intersected model layers.
virtual void	cacheModelLayerImplementation (osgEarth::TaskService *service, osgEarth::ModelLayer *modelLayer)
	Caches the model layer using mutil thread,implementation of cacheModelLayer.

Protected Attributes
DtDe &	myDe
osgEarth::Bounds	myBound
osgEarth::MapNode *	myMapNode
osgEarth::TileVisitor *	myTileVisitor
DtOsgEarthCacheProgressCallback *	myProgressCallback
osgEarth::CacheSeed *	myCacheSeed
DtOsgEarthCacheEstimator *	myCacheEstimator
int	myLowestLOD
int	myHighestLOD
bool	myCanceled
bool	myFinished
bool	mySkipImageLayers
bool	mySkipElevationLayers
bool	mySkipModelLayers
std::vector< std::string >	myImageLayers
std::vector< std::string >	myElevationLayers
std::vector < osgEarth::ModelLayer * >	myIntersectModelLayers

Private Member Functions
	DtOsgEarthCache ()
	Private default constructor not implimented.
	DtOsgEarthCache (const DtOsgEarthCache &)
	Copy Constructor not implimented – Copy not allowed.
DtOsgEarthCache &	operator= (const DtOsgEarthCache &)
	Assignment Operator not implimented – Copy not allowed.

Friends
class	DtOsgEarthCacheCreator
class	DtWidgetProgressCallback

Detailed Description

DtOsgEarthCache - This class wraps the osgEarth::cache tool.

Constructor & Destructor Documentation

virtual makVrv::DtOsgEarthCache::~DtOsgEarthCache ( )

virtual

DTOR.

makVrv::DtOsgEarthCache::DtOsgEarthCache ( )

private

Private default constructor not implimented.

makVrv::DtOsgEarthCache::DtOsgEarthCache ( const DtOsgEarthCache &  )

private

Copy Constructor not implimented – Copy not allowed.

makVrv::DtOsgEarthCache::DtOsgEarthCache ( DtDe &  de )

protected

Protected Constructor.

Use DtOsgEarthCacheCreator to create instances of this class

Member Function Documentation

virtual void makVrv::DtOsgEarthCache::setMapNode ( osgEarth::MapNode *  mapNode )

virtual

Set the MapNode that forms the root of an osgEarth map.

virtual void makVrv::DtOsgEarthCache::setLowestLOD ( int  lowestLOD )

virtual

Sets the lowest LOD to cache,only applies for image and elevation layers.

virtual void makVrv::DtOsgEarthCache::setHighestLOD ( int  highestLOD )

virtual

Sets the highest LOD to cache,only applies for image and elevation layers.

virtual void makVrv::DtOsgEarthCache::setBound ( const osgEarth::Bounds &  bound )

virtual

Sets the Bound of the selected area.

virtual void makVrv::DtOsgEarthCache::getEstimateInfo ( double &  time, double &  size  )

virtual

Gets the estimation of caching.

Parameters

time	estimation time in seconds
size	estimation size in Mbs

virtual const std::vector<std::string>& makVrv::DtOsgEarthCache::imageLayers ( )

virtual

Gets the names of the image layers.

Returns

std::vector of the image layer names

virtual const std::vector<std::string>& makVrv::DtOsgEarthCache::elevationLayers ( )

virtual

Gets the names of the elevation layers.

Returns

std::vector of the elevation layer names

virtual std::vector<std::string> makVrv::DtOsgEarthCache::modelLayers ( )

virtual

Gets the names of the model layers.

Returns

std::vector of the model layer names

virtual void makVrv::DtOsgEarthCache::reset ( )

virtual

Reset.

virtual void makVrv::DtOsgEarthCache::startCache ( )

virtual

Starts the cache.

virtual DtUnicode makVrv::DtOsgEarthCache::currentLayerName ( )

virtual

Gets the name of the current processing layer.

Returns

The name of the current processing layer

virtual void makVrv::DtOsgEarthCache::cancelCache ( )

virtual

Force the cache to cancel.

virtual bool makVrv::DtOsgEarthCache::isFinished ( )

virtual

return whether cache is finished.

Returns

return true if cache is finished,otherwise return false

virtual bool makVrv::DtOsgEarthCache::isCanceled ( )

virtual

return whether cache is canceled.

Returns

return true if cache is canceled,otherwise return false

virtual void makVrv::DtOsgEarthCache::setSkipImageLayers ( bool  skip )

virtual

set whether skip the cache of the image layers

Parameters

skip	if true, it will skip caching image layers

virtual void makVrv::DtOsgEarthCache::setSkipElevationLayers ( bool  skip )

virtual

set whether skip the cache of the image layers

Parameters

skip	if true, it will skip caching elevation layers

virtual void makVrv::DtOsgEarthCache::setSkipModelLayers ( bool  skip )

virtual

set whether skip the cache of the image layers

Parameters

skip	if true, it will skip caching model layers

DtOsgEarthCache& makVrv::DtOsgEarthCache::operator= ( const DtOsgEarthCache &  )

private

Assignment Operator not implimented – Copy not allowed.

virtual void makVrv::DtOsgEarthCache::cacheModelLayers ( )

protectedvirtual

Caches all the model layers.

virtual void makVrv::DtOsgEarthCache::cacheModelLayer ( osgEarth::ModelLayer *  modelLayer )

protectedvirtual

Cache the model layer.

virtual osgEarth::GeoExtent makVrv::DtOsgEarthCache::getModelLayerExtent ( osgEarth::Features::FeatureModelGraph *  featureModelGraph )

protectedvirtual

Gets the model layer extent.

Parameters

featureModelGraph

The osgEarth::Features::FeatureModelGraph

Returns

The osgEarth::GeoExtent of this feature model graph

virtual osgEarth::Features::FeatureModelGraph* makVrv::DtOsgEarthCache::findFeatureModelGraph ( osgEarth::ModelLayer *  modelLayer )

protectedvirtual

Gets the feature model graph under this model layer.

Parameters

modelLayer

The osgEarth::ModelLayer pointer

Returns

osgEarth::Features::FeatureModelGraph*

virtual void makVrv::DtOsgEarthCache::discoverModelLayers ( )

protectedvirtual

find the current intersected model layers.

virtual void makVrv::DtOsgEarthCache::cacheModelLayerImplementation ( osgEarth::TaskService *  service, osgEarth::ModelLayer *  modelLayer  )

protectedvirtual

Caches the model layer using mutil thread,implementation of cacheModelLayer.

Parameters

service	The osgEarth::TaskService for handling caching this model layer
modelLayer	The osgEarth::ModelLayer

Friends And Related Function Documentation

friend class DtOsgEarthCacheCreator

friend

friend class DtWidgetProgressCallback

friend

Member Data Documentation

boost::signal<void(int)> makVrv::DtOsgEarthCache::signal_updateProgress

signal to emit when updating the progress(0-100)

boost::signal<void()> makVrv::DtOsgEarthCache::signal_cacheFinished

signal to emit when cache finished

DtDe& makVrv::DtOsgEarthCache::myDe

protected

osgEarth::Bounds makVrv::DtOsgEarthCache::myBound

protected

osgEarth::MapNode* makVrv::DtOsgEarthCache::myMapNode

protected

osgEarth::TileVisitor* makVrv::DtOsgEarthCache::myTileVisitor

protected

DtOsgEarthCacheProgressCallback* makVrv::DtOsgEarthCache::myProgressCallback

protected

osgEarth::CacheSeed* makVrv::DtOsgEarthCache::myCacheSeed

protected

DtOsgEarthCacheEstimator* makVrv::DtOsgEarthCache::myCacheEstimator

protected

int makVrv::DtOsgEarthCache::myLowestLOD

protected

int makVrv::DtOsgEarthCache::myHighestLOD

protected

bool makVrv::DtOsgEarthCache::myCanceled

protected

bool makVrv::DtOsgEarthCache::myFinished

protected

bool makVrv::DtOsgEarthCache::mySkipImageLayers

protected

bool makVrv::DtOsgEarthCache::mySkipElevationLayers

protected

bool makVrv::DtOsgEarthCache::mySkipModelLayers

protected

std::vector<std::string> makVrv::DtOsgEarthCache::myImageLayers

protected

std::vector<std::string> makVrv::DtOsgEarthCache::myElevationLayers

protected

std::vector<osgEarth::ModelLayer*> makVrv::DtOsgEarthCache::myIntersectModelLayers

protected

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

• /exports/nfedora7-1/nightly/docs/vrforcesDevelopment.tot/include/vrvOsgEarth/DtOsgEarthCache.h