Package ucar.unidata.idv.control

Class MapDisplayControl.MapState

java.lang.Object

ucar.unidata.gis.maps.MapData

ucar.unidata.idv.control.MapDisplayControl.MapState

Enclosing class:

MapDisplayControl

public static class MapDisplayControl.MapState
extends MapData

This class holds the state associated with a given map

Field Summary

Fields inherited from class ucar.unidata.gis.maps.MapData

ATTR_COLOR, ATTR_FASTRENDERING, ATTR_LINESTYLE, ATTR_LINEWIDTH, ATTR_VISIBLE, category, description, fastRendering, lineStyle, lineWidth, mapColor, myMap, source, spacing, visible

Constructor Summary

Constructors

Constructor	Description
MapState()	ctor for persistence
MapState(String mapPath, String description, Color mapColor, float lineWidth, int lineStyle)	Construct this MapState.
MapState(MapData that)	ctor for instantiating from a MapData

Method Summary

Modifier and Type	Method	Description
protected void	applyStateToMap()	Apply my map state to the map
protected void	checkVisibility()	Take into account the visibility of the display control
boolean	init(MapDisplayControl mapDisplayControl)	Initialize the map.
void	setColor(Color v)	Subclassed method to pickup changes
void	setFastRendering(boolean v)	Subclassed method to pickup changes
void	setLineStyle(int v)	Subclassed method to pickup changes
void	setLineWidth(float v)	Subclassed method to pickup changes
void	setVisible(boolean v)	Subclassed method to pickup changes
protected void	stateChanged()	A method that allows derived classes to be told when the state has changed.

Methods inherited from class ucar.unidata.gis.maps.MapData

equals, getCategory, getColor, getDescription, getFastRendering, getLineStyle, getLineWidth, getMap, getSource, getSpacing, getVisible, hashCode, setCategory, setDescription, setSource, setSpacing, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

MapState

public MapState()

ctor for persistence

MapState

public MapState(MapData that)

ctor for instantiating from a MapData

Parameters:

that - The MapData to copy from

MapState

public MapState(String mapPath,
 String description,
 Color mapColor,
 float lineWidth,
 int lineStyle)

Construct this MapState.

Parameters:

mapPath - File path, resource path or url of the map file.

description - Map description

mapColor - The initial color to use

lineWidth - The initial line width to use

lineStyle - The initial line style to use

Method Details

checkVisibility

protected void checkVisibility()

Take into account the visibility of the display control

init

public boolean init(MapDisplayControl mapDisplayControl)

Initialize the map.

Parameters:

mapDisplayControl - The display control we are part of

Returns:

true if everything ok. False otherwise. If a problem this method will signal the user.

stateChanged

protected void stateChanged()

A method that allows derived classes to be told when the state has changed.

Overrides:

stateChanged in class MapData

applyStateToMap

protected void applyStateToMap()

Apply my map state to the map

setVisible

public void setVisible(boolean v)

Subclassed method to pickup changes

Overrides:

setVisible in class MapData

Parameters:

v - The value

setLineStyle

public void setLineStyle(int v)

Subclassed method to pickup changes

Overrides:

setLineStyle in class MapData

Parameters:

v - The value

setColor

public void setColor(Color v)

Subclassed method to pickup changes

Overrides:

setColor in class MapData

Parameters:

v - The value

setLineWidth

public void setLineWidth(float v)

Subclassed method to pickup changes

Overrides:

setLineWidth in class MapData

Parameters:

v - The value

setFastRendering

public void setFastRendering(boolean v)

Subclassed method to pickup changes

Overrides:

setFastRendering in class MapData

Parameters:

v - The value