mil.nga.geopackage.tiles.overlay

Class FeatureOverlayQuery

java.lang.Object

mil.nga.geopackage.tiles.overlay.FeatureOverlayQuery

public class FeatureOverlayQuery
extends Object

Used to query the features represented by tiles, either being drawn from or linked to the features

Since:

1.1.0

Constructor Summary

Constructors

Constructor and Description
FeatureOverlayQuery(Context context, BoundedOverlay boundedOverlay, FeatureTiles featureTiles) Constructor
FeatureOverlayQuery(Context context, FeatureOverlay featureOverlay) Constructor

Method Summary

Modifier and Type	Method and Description
BoundingBox	buildClickBoundingBox(LatLng latLng, View view, GoogleMap map) Build a bounding box using the click location, map view, and map.
String	buildMapClickMessage(LatLng latLng, View view, GoogleMap map) Perform a query based upon the map click location and build a info message
String	buildMaxFeaturesInfoMessage(long tileFeaturesCount) Get a max features information message
String	buildResultsInfoMessage(FeatureIndexResults results) Build a feature results information message
String	buildResultsInfoMessage(FeatureIndexResults results, LatLng clickLocation) Build a feature results information message
String	buildResultsInfoMessageAndClose(FeatureIndexResults results) Build a feature results information message and close the results
String	buildResultsInfoMessageAndClose(FeatureIndexResults results, LatLng clickLocation) Build a feature results information message and close the results
BoundedOverlay	getBoundedOverlay() Get the bounded overlay
float	getCurrentZoom(GoogleMap map) Get the current zoom level of the map
FeatureTiles	getFeatureTiles() Get the feature tiles
GeometryType	getGeometryType() Get the geometry type
int	getMaxFeatureDetailedInfo() Get the max features in a query to print detailed results about
int	getMaxPointDetailedInfo() Get the max points in a query to print detailed results about
String	getName() Get the name used in text
float	getScreenClickPercentage() Get the screen click percentage, between 0.0 and 1.0
boolean	isDetailedInfoPrintFeatures() Is the detailed info going to print feature geometries
boolean	isDetailedInfoPrintPoints() Is the detailed info going to print point geometries
boolean	isIndexed() Check if the features are indexed
boolean	isMoreThanMaxFeatures(long tileFeaturesCount) Determine if the provided count of features in the tile is more than the configured max features per tile
boolean	isOnAtCurrentZoom(float zoom, LatLng latLng) Determine if the feature overlay is on for the provided zoom level at the location
boolean	isOnAtCurrentZoom(GoogleMap map, LatLng latLng) Determine if the the feature overlay is on for the current zoom level of the map at the location
FeatureIndexResults	queryFeatures(BoundingBox boundingBox) Query for features in the WGS84 projected bounding box
FeatureIndexResults	queryFeatures(BoundingBox boundingBox, Projection projection) Query for features in the bounding box
void	setDetailedInfoPrintFeatures(boolean detailedInfoPrintFeatures) Set the detailed info to print feature geometries
void	setDetailedInfoPrintPoints(boolean detailedInfoPrintPoints) Set the detailed info to print point geometries
void	setMaxFeatureDetailedInfo(int maxFeatureDetailedInfo) Set the max features in a query to print detailed results about
void	setMaxPointDetailedInfo(int maxPointDetailedInfo) Set the max points in a query to print detailed results about
void	setName(String name) Set the name used in text
void	setScreenClickPercentage(float screenClickPercentage) Set the screen click percentage, between 0.0 and 1.0
long	tileFeatureCount(LatLng latLng, float zoom) Get the count of features in the tile at the lat lng coordinate and zoom level
long	tileFeatureCount(LatLng latLng, int zoom) Get the count of features in the tile at the lat lng coordinate and zoom level
long	tileFeatureCount(Point point, float zoom) Get the count of features in the tile at the point coordinate and zoom level
long	tileFeatureCount(Point point, int zoom) Get the count of features in the tile at the point coordinate and zoom level

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FeatureOverlayQuery

public FeatureOverlayQuery(Context context,
                           FeatureOverlay featureOverlay)

Constructor

Parameters:

context -

featureOverlay -

FeatureOverlayQuery

public FeatureOverlayQuery(Context context,
                           BoundedOverlay boundedOverlay,
                           FeatureTiles featureTiles)

Constructor

Parameters:

context -

boundedOverlay -

featureTiles -

Since:

1.2.5

Method Detail

getBoundedOverlay

public BoundedOverlay getBoundedOverlay()

Get the bounded overlay

Returns:

bounded overlay

Since:

1.2.5

getFeatureTiles

public FeatureTiles getFeatureTiles()

Get the feature tiles

Returns:

feature tiles

getGeometryType

public GeometryType getGeometryType()

Get the geometry type

Returns:

geometry type

getName

public String getName()

Get the name used in text

Returns:

name

setName

public void setName(String name)

Set the name used in text

Parameters:

name -

getScreenClickPercentage

public float getScreenClickPercentage()

Get the screen click percentage, between 0.0 and 1.0

Returns:

screen click percentage

setScreenClickPercentage

public void setScreenClickPercentage(float screenClickPercentage)

Set the screen click percentage, between 0.0 and 1.0

Parameters:

screenClickPercentage -

getMaxPointDetailedInfo

public int getMaxPointDetailedInfo()

Get the max points in a query to print detailed results about

Returns:

max point detailed info

setMaxPointDetailedInfo

public void setMaxPointDetailedInfo(int maxPointDetailedInfo)

Set the max points in a query to print detailed results about

Parameters:

maxPointDetailedInfo -

getMaxFeatureDetailedInfo

public int getMaxFeatureDetailedInfo()

Get the max features in a query to print detailed results about

Returns:

max feature detailed info

setMaxFeatureDetailedInfo

public void setMaxFeatureDetailedInfo(int maxFeatureDetailedInfo)

Set the max features in a query to print detailed results about

Parameters:

maxFeatureDetailedInfo -

isDetailedInfoPrintPoints

public boolean isDetailedInfoPrintPoints()

Is the detailed info going to print point geometries

Returns:

detailed info print points flag

setDetailedInfoPrintPoints

public void setDetailedInfoPrintPoints(boolean detailedInfoPrintPoints)

Set the detailed info to print point geometries

Parameters:

detailedInfoPrintPoints -

isDetailedInfoPrintFeatures

public boolean isDetailedInfoPrintFeatures()

Is the detailed info going to print feature geometries

Returns:

detailed info print features flag

setDetailedInfoPrintFeatures

public void setDetailedInfoPrintFeatures(boolean detailedInfoPrintFeatures)

Set the detailed info to print feature geometries

Parameters:

detailedInfoPrintFeatures -

getCurrentZoom

public float getCurrentZoom(GoogleMap map)

Get the current zoom level of the map

Parameters:

map -

Returns:

current zoom level

isOnAtCurrentZoom

public boolean isOnAtCurrentZoom(GoogleMap map,
                                 LatLng latLng)

Determine if the the feature overlay is on for the current zoom level of the map at the location

Parameters:

map -

latLng - lat lon location

Returns:

true if on

Since:

1.2.6

isOnAtCurrentZoom

public boolean isOnAtCurrentZoom(float zoom,
                                 LatLng latLng)

Determine if the feature overlay is on for the provided zoom level at the location

Parameters:

zoom - zoom level

latLng - lat lon location

Returns:

true if on

Since:

1.2.6

tileFeatureCount

public long tileFeatureCount(LatLng latLng,
                             float zoom)

Get the count of features in the tile at the lat lng coordinate and zoom level

Parameters:

latLng - lat lng location

zoom - zoom level

Returns:

tileFeatureCount

public long tileFeatureCount(LatLng latLng,
                             int zoom)

Get the count of features in the tile at the lat lng coordinate and zoom level

Parameters:

latLng - lat lng location

zoom - zoom level

Returns:

tileFeatureCount

public long tileFeatureCount(Point point,
                             float zoom)

Get the count of features in the tile at the point coordinate and zoom level

Parameters:

point - point location

zoom - zoom level

Returns:

tileFeatureCount

public long tileFeatureCount(Point point,
                             int zoom)

Get the count of features in the tile at the point coordinate and zoom level

Parameters:

point - point location

zoom - zoom level

Returns:

isMoreThanMaxFeatures

public boolean isMoreThanMaxFeatures(long tileFeaturesCount)

Determine if the provided count of features in the tile is more than the configured max features per tile

Parameters:

tileFeaturesCount -

Returns:

true if more than the max features, false if less than or no configured max features

buildClickBoundingBox

public BoundingBox buildClickBoundingBox(LatLng latLng,
                                         View view,
                                         GoogleMap map)

Build a bounding box using the click location, map view, and map. The bounding box can be used to query for features that were clicked

Parameters:

latLng - click location

view - view

map - Google map

Returns:

bounding box

queryFeatures

public FeatureIndexResults queryFeatures(BoundingBox boundingBox)

Query for features in the WGS84 projected bounding box

Parameters:

boundingBox - query bounding box in WGS84 projection

Returns:

feature index results, must be closed

queryFeatures

public FeatureIndexResults queryFeatures(BoundingBox boundingBox,
                                         Projection projection)

Query for features in the bounding box

Parameters:

boundingBox - query bounding box

projection - bounding box projection

Returns:

feature index results, must be closed

isIndexed

public boolean isIndexed()

Check if the features are indexed

Returns:

true if indexed

Since:

1.1.1

buildMaxFeaturesInfoMessage

public String buildMaxFeaturesInfoMessage(long tileFeaturesCount)

Get a max features information message

Parameters:

tileFeaturesCount -

Returns:

max features message

buildResultsInfoMessageAndClose

public String buildResultsInfoMessageAndClose(FeatureIndexResults results)

Build a feature results information message and close the results

Parameters:

results -

Returns:

results message or null if no results

buildResultsInfoMessageAndClose

public String buildResultsInfoMessageAndClose(FeatureIndexResults results,
                                              LatLng clickLocation)

Build a feature results information message and close the results

Parameters:

results -

clickLocation -

Returns:

results message or null if no results

buildResultsInfoMessage

public String buildResultsInfoMessage(FeatureIndexResults results)

Build a feature results information message

Parameters:

results -

Returns:

results message or null if no results

buildResultsInfoMessage

public String buildResultsInfoMessage(FeatureIndexResults results,
                                      LatLng clickLocation)

Build a feature results information message

Parameters:

results -

clickLocation -

Returns:

results message or null if no results

buildMapClickMessage

public String buildMapClickMessage(LatLng latLng,
                                   View view,
                                   GoogleMap map)

Perform a query based upon the map click location and build a info message

Parameters:

latLng -

view -

map -

Returns:

information message on what was clicked, or null