Package org.ka2ddo.yaac.gui.osm

Class OSMLayer

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

com.bbn.openmap.Layer

org.ka2ddo.yaac.gui.osm.OSMLayer

All Implemented Interfaces:

com.bbn.openmap.event.MapMouseListener, com.bbn.openmap.event.ProjectionListener, com.bbn.openmap.ProjectionPainter, com.bbn.openmap.PropertyConsumer, ActionListener, ComponentListener, ImageObserver, MenuContainer, BeanContextChild, BeanContextMembershipListener, Serializable, Runnable, EventListener, FlushableLayer

public class OSMLayer
extends com.bbn.openmap.Layer
implements Runnable, ComponentListener, com.bbn.openmap.event.MapMouseListener, FlushableLayer

This class implements a rendering Layer for OpenMap that draws street maps on the MapBean based on the binary tiled map data extracted from the OpenStreetMap database.

Author:

Andrew Pavlin, KA2DDO

See Also:

• OsmSegmenter
• OsmDownloader
• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JComponent

JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Container

Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Field Summary

Fields

Modifier and Type	Field	Description
static final Color	DEFAULT_BUILDING_COLOR	The default color used for filling building outlines on the OpenStreetMap layer of the map.
static final float	MAX_MARINE_NODE_ZOOM	Maximum value of map scale for rendering marine Nodes without either matching a searched-for AmenityType or having an expanded zoom level (due to being a Place).
static final float	MAX_NODE_LABEL_ZOOM	Maximum value of map scale for rendering the labels of Nodes without either matching a searched-for AmenityType or having an expanded zoom level (due to being a Place).
static final float	MAX_NODE_ZOOM	Maximum value of map scale for rendering Nodes without either matching a searched-for AmenityType or having an expanded zoom level (due to being a Place).

Fields inherited from class com.bbn.openmap.Layer

addAsBackground, AddAsBackgroundProperty, addToBeanContext, AddToBeanContextProperty, attributes, autoPalette, AutoPaletteProperty, beanContextChildSupport, coordTransform, DataPathPrefixProperty, DisplayPaletteCmd, DisplayPropertiesCmd, doHack, HidePaletteCmd, i18n, localHackList, maxScale, MaxScaleProperty, minScale, MinScaleProperty, palette, paletteListener, PrettyNameProperty, propertyPrefix, readyToPaint, RedrawCmd, removable, RemovableProperty, SWING_PACKAGE, TransformProperty, windowSupport

Fields inherited from class javax.swing.JComponent

listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component

accessibleContext, BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Fields inherited from interface com.bbn.openmap.PropertyConsumer

EditorProperty, initPropertiesProperty, LabelEditorProperty, ScopedEditorProperty

Constructor Summary

Constructors

Constructor	Description
OSMLayer(com.bbn.openmap.MapBean mapBean)	Create a layer for the map that renders OpenStreetMap data from the default filetypes.
OSMLayer(com.bbn.openmap.MapBean mapBean, String nodesSuffix, String waysSuffix, String swaysSuffix)	Create a layer for the map that renders OpenStreetMap data.

Method Summary

Modifier and Type	Method	Description
void	componentHidden(ComponentEvent e)	Invoked when the OSMLayer has been made invisible.
void	componentMoved(ComponentEvent e)	Invoked when the OSMLayer's position changes.
void	componentResized(ComponentEvent e)	Invoked when the map window's size changes.
void	componentShown(ComponentEvent e)	Invoked when the OSMLayer has been made visible.
void	flushFileCache()	Clear cached pointers to tile files.
AmenityType	getAmenityToShow()	Report the specific AmenityType being highlighted on the map.
Color	getBuildingColor()	Get the current color used for filling in buildings on the map.
com.bbn.openmap.event.MapMouseListener	getMapMouseListener()	Specify the object to receive OpenMap mouse events on behalf of the OSM Layer.
String[]	getMouseModeServiceList()	Specify the behavior the MapBean should give to this OSMLayer for mouse input.
VisibleCtls	getVisibleCtls()	Get the type-specific visibility controls for this OSMLayer instance.
void	initializePlaceZoomLevels()	Load the persisted zoom levels for Place labels from the Preferences backing store.
static boolean	isAutoLoadOsmTiles()	Report whether YAAC is configured to try to auto-download pre-imported OSM tiles that are not currently on the system.
boolean	isHideSeamarks()	Report whether seamark data should not be rendered.
boolean	isShowHighwaySigns()	Report whether highway signs should be displayed on the map.
boolean	isShowLabelsInEnglish()	Report whether map labels should be displayed in English if the default name is in some other locale and OpenStreetMap provides an English translation.
final boolean	isShowLayer(int index)	Report whether the identified WayType layer should be rendered on the map.
final boolean	isShowMap()	Report whether the OpenStreetMap map overlay should be displayed.
boolean	isShowPOI()	Report whether OSM Node points of interest should be displayed.
boolean	isShowUnlabeledWays()	Report if unlabeled and untyped map features should be displayed.
boolean	isSuppressMapPopups()	Test if popup windows from clicking on a map feature will be allowed.
boolean	mouseClicked(MouseEvent e)	Invoked when the mouse button has been clicked (pressed and released) on a component.
boolean	mouseDragged(MouseEvent mouseEvent)
void	mouseEntered(MouseEvent mouseEvent)	Invoked when the mouse enters a component.
void	mouseExited(MouseEvent mouseEvent)	Invoked when the mouse exits a component.
void	mouseMoved()
boolean	mouseMoved(MouseEvent mouseEvent)
boolean	mousePressed(MouseEvent mouseEvent)	Invoked when a mouse button has been pressed on a component.
boolean	mouseReleased(MouseEvent mouseEvent)	Invoked when a mouse button has been released on a component.
protected void	paintComponent(Graphics g)	Paint the rendered OpenStreetMap data into the map window.
void	projectionChanged(com.bbn.openmap.event.ProjectionEvent e)	Callback from OpenMap when map projection is changed,
void	regenerateAndRepaint()	Cause the OSMLayer to recompute its map based on current settings.
void	reloadMapParamsFromPreferences()	Load all the WayParam and VisibleCtls objects from their cached Preference values (or defaults if not saved).
final void	run()	DO NOT CALL: background thread to render OpenStreetMap data into a BufferedImage for painting on the map window.
void	setAmenityToShow(AmenityType amenityToShow)	Specify that Ways and Nodes of the specified AmenityType should be highlighted on the map, regardless of zoom level, or that there is no special type to highlight.
void	setAutoLoadOsmTiles(boolean autoLoadOsmTiles)	Specify whether auto-download of missing pre-imported OSM tiles should be performed.
void	setBuildingColor(Color buildingColor)	Set the color to be used for filling building outlines on the map.
void	setFontsAndSigns(float fontScaleFactor)
void	setHideSeamarks(boolean hideSeamarks)	Report whether seamark data should not be rendered.
void	setShowHighwaySigns(boolean showHighwaySigns)	Specify whether highway signs should be displayed on the map.
void	setShowLabelsInEnglish(boolean showLabelsInEnglish)	Specify whether map labels should be displayed in English if the default name is in some other locale and OpenStreetMap provides an English translation.
void	setShowLayer(boolean showLayer, int index)	Specify whether the identified WayType layer should be rendered on the map.
void	setShowMap(boolean showMap)	Specify whether the OpenStreetMap map overlay should be rendered.
void	setShowPOI(boolean showPOI)	Specify whether OSM Node points of interest should be displayed.
void	setShowUnlabeledWays(boolean showUnlabeledWays)	Specify if unlabeled and untyped map features should be displayed.
void	setSuppressMapPopups(boolean suppressMapPopups)	Specify if streemap popup windows should be triggered from mouse clicks.
void	startRegenerate()	Release the lock against rendering OSM data and start a fresh rendering.
void	stopRegenerate(int offsetX, int offsetY)	Stop the current re-rendering of the map and set the pixel offsets for painting the last rendering of the OSM data.

Methods inherited from class com.bbn.openmap.Layer

actionPerformed, addComponentListener, added, addInfoDisplayListener, addLayerStatusListener, addMouseListener, addVetoableChangeListener, childrenAdded, childrenRemoved, clearListeners, connectToBeanContext, createWindowSupport, disconnectFromBeanContext, dispose, finalize, findAndInit, findAndInit, findAndUndo, fireHideToolTip, firePaletteEvent, fireRequestBrowserContent, fireRequestBrowserContent, fireRequestCursor, fireRequestInfoLine, fireRequestInfoLine, fireRequestInfoLine, fireRequestMessage, fireRequestMessage, fireRequestToolTip, fireRequestToolTip, fireRequestURL, fireRequestURL, fireStatusUpdate, fireStatusUpdate, fireVetoableChange, getAddAsBackground, getAddToBeanContext, getAttribute, getBeanContext, getCoordTransform, getGUI, getIcon, getMaxScale, getMinScale, getPackage, getPalette, getProjection, getProperties, getPropertyInfo, getPropertyPrefix, getWindowSupport, hasGUI, hidePalette, isAutoPalette, isProjectionOK, isReadyToPaint, isRemovable, notifyHideHack, prependDataPathPrefix, putAttribute, removeComponentListener, removeConfirmed, removed, removeInfoDisplayListener, removeLayerStatusListener, removeVetoableChangeListener, renderDataForProjection, repaint, resetPalette, setAddAsBackground, setAddToBeanContext, setAutoPalette, setBeanContext, setCoordTransform, setIcon, setLayerProperties, setMaxScale, setMinScale, setName, setPaletteVisible, setProjection, setProjection, setProperties, setProperties, setPropertyPrefix, setReadyToPaint, setRemovable, setVisible, setWindowSupport, showPalette

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getUI, getUIClassID, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, paramString, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, unregisterKeyboardAction, update, updateUI

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getAccessibleContext, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, remove, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setMixingCutoutShape, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.beans.beancontext.BeanContextChild

addPropertyChangeListener, removePropertyChangeListener

Field Details

DEFAULT_BUILDING_COLOR

public static final Color DEFAULT_BUILDING_COLOR

The default color used for filling building outlines on the OpenStreetMap layer of the map.

MAX_NODE_ZOOM

public static final float MAX_NODE_ZOOM

Maximum value of map scale for rendering Nodes without either matching a searched-for AmenityType or having an expanded zoom level (due to being a Place).

See Also:

• setAmenityToShow(org.ka2ddo.yaac.osm.AmenityType)
• Constant Field Values

MAX_NODE_LABEL_ZOOM

public static final float MAX_NODE_LABEL_ZOOM

Maximum value of map scale for rendering the labels of Nodes without either matching a searched-for AmenityType or having an expanded zoom level (due to being a Place).

See Also:

• Constant Field Values

MAX_MARINE_NODE_ZOOM

public static final float MAX_MARINE_NODE_ZOOM

Maximum value of map scale for rendering marine Nodes without either matching a searched-for AmenityType or having an expanded zoom level (due to being a Place).

See Also:

• setAmenityToShow(org.ka2ddo.yaac.osm.AmenityType)
• Constant Field Values

Constructor Details

OSMLayer

public OSMLayer(com.bbn.openmap.MapBean mapBean)

Create a layer for the map that renders OpenStreetMap data from the default filetypes.

Parameters:

mapBean - MapBean that will contain this OSMLayer

OSMLayer

public OSMLayer(com.bbn.openmap.MapBean mapBean,
 String nodesSuffix,
 String waysSuffix,
 String swaysSuffix)

Create a layer for the map that renders OpenStreetMap data.

Parameters:

mapBean - MapBean that will contain this OSMLayer

nodesSuffix - String suffix for files containing OpenStreetMap nodes

waysSuffix - String suffix for files containing OpenStreetMap ways

swaysSuffix - String suffix for files containing OpenStreetMap ways with less information

Method Details

setFontsAndSigns

public void setFontsAndSigns(float fontScaleFactor)

reloadMapParamsFromPreferences

public void reloadMapParamsFromPreferences()

Load all the WayParam and VisibleCtls objects from their cached Preference values (or defaults if not saved).

initializePlaceZoomLevels

public void initializePlaceZoomLevels()

Load the persisted zoom levels for Place labels from the Preferences backing store.

isShowMap

public final boolean isShowMap()

Report whether the OpenStreetMap map overlay should be displayed.

Returns:

boolean true if OpenStreetMap overlay is displayed

setShowMap

public void setShowMap(boolean showMap)

Specify whether the OpenStreetMap map overlay should be rendered. Note this is independent of whether there actually is any OpenStreetMap data to render.

Parameters:

showMap - boolean true if OpenStreetMap layer should be rendered

isShowLayer

public final boolean isShowLayer(int index)

Report whether the identified WayType layer should be rendered on the map.

Parameters:

index - WayType enumeration ordinal of type being queried

Returns:

boolean true if ways of the specified WayType should be rendered

setShowLayer

public void setShowLayer(boolean showLayer,
 int index)

Specify whether the identified WayType layer should be rendered on the map.

Parameters:

showLayer - boolean true if ways of the specified WayType should be rendered

index - WayType enumeration ordinal of type being specified

isShowHighwaySigns

public boolean isShowHighwaySigns()

Report whether highway signs should be displayed on the map.

Returns:

boolean true if highways signs should be displayed

setShowHighwaySigns

public void setShowHighwaySigns(boolean showHighwaySigns)

Specify whether highway signs should be displayed on the map.

Parameters:

showHighwaySigns - boolean true if highways signs should be displayed

isShowPOI

public boolean isShowPOI()

Report whether OSM Node points of interest should be displayed.

Returns:

boolean true if points of interest should be rendered on the map

setShowPOI

public void setShowPOI(boolean showPOI)

Specify whether OSM Node points of interest should be displayed.

Parameters:

showPOI - boolean true if points of interest should be rendered on the map

isShowUnlabeledWays

public boolean isShowUnlabeledWays()

Report if unlabeled and untyped map features should be displayed.

Returns:

boolean true if unlabeled/untyped map elements should be plotted

setShowUnlabeledWays

public void setShowUnlabeledWays(boolean showUnlabeledWays)

Specify if unlabeled and untyped map features should be displayed.

Parameters:

showUnlabeledWays - boolean true if unlabeled/untyped map elements should be plotted

isAutoLoadOsmTiles

public static boolean isAutoLoadOsmTiles()

Report whether YAAC is configured to try to auto-download pre-imported OSM tiles that are not currently on the system.

Returns:

boolean true if auto-download is enabled

setAutoLoadOsmTiles

public void setAutoLoadOsmTiles(boolean autoLoadOsmTiles)

Specify whether auto-download of missing pre-imported OSM tiles should be performed.

Parameters:

autoLoadOsmTiles - boolean true if auto-download should be enabled

isShowLabelsInEnglish

public boolean isShowLabelsInEnglish()

Report whether map labels should be displayed in English if the default name is in some other locale and OpenStreetMap provides an English translation.

Returns:

boolean true if English labels should be used

setShowLabelsInEnglish

public void setShowLabelsInEnglish(boolean showLabelsInEnglish)

Specify whether map labels should be displayed in English if the default name is in some other locale and OpenStreetMap provides an English translation.

Parameters:

showLabelsInEnglish - boolean true if English labels should be used

isHideSeamarks

public boolean isHideSeamarks()

Report whether seamark data should not be rendered. Normally, OpenSeaMap data should be rendered, unless another layer is rendering it better.

Returns:

boolean true if seamark map data should be rendered

setHideSeamarks

public void setHideSeamarks(boolean hideSeamarks)

Report whether seamark data should not be rendered. Normally, OpenSeaMap data should be rendered, unless another layer is rendering it better.

Parameters:

hideSeamarks - boolean true if seamark map data should be rendered

isSuppressMapPopups

public boolean isSuppressMapPopups()

Test if popup windows from clicking on a map feature will be allowed.

Returns:

boolean true if street map popup windows will not occur

setSuppressMapPopups

public void setSuppressMapPopups(boolean suppressMapPopups)

Specify if streemap popup windows should be triggered from mouse clicks.

Parameters:

suppressMapPopups - boolean true if popup windows should be prevented

getAmenityToShow

public AmenityType getAmenityToShow()

Report the specific AmenityType being highlighted on the map.

Returns:

the currently highlighted AmenityType, or null for no highlighting

setAmenityToShow

public void setAmenityToShow(AmenityType amenityToShow)

Specify that Ways and Nodes of the specified AmenityType should be highlighted on the map, regardless of zoom level, or that there is no special type to highlight.

Parameters:

amenityToShow - AmenityType to highlight, or null for no special highlighting

getBuildingColor

public Color getBuildingColor()

Get the current color used for filling in buildings on the map.

Returns:

Color of building fill

setBuildingColor

public void setBuildingColor(Color buildingColor)

Set the color to be used for filling building outlines on the map.

Parameters:

buildingColor - Color for building fill

getVisibleCtls

public VisibleCtls getVisibleCtls()

Get the type-specific visibility controls for this OSMLayer instance.

Returns:

VisibleEnum containing visibility controls for this layer

regenerateAndRepaint

public void regenerateAndRepaint()

Cause the OSMLayer to recompute its map based on current settings.

projectionChanged

public void projectionChanged(com.bbn.openmap.event.ProjectionEvent e)

Callback from OpenMap when map projection is changed,

Specified by:

projectionChanged in interface com.bbn.openmap.event.ProjectionListener

Parameters:

e - ProjectionEvent identifying new projection

paintComponent

protected void paintComponent(Graphics g)

Paint the rendered OpenStreetMap data into the map window.

Overrides:

paintComponent in class JComponent

Parameters:

g - Graphics object to use for painting

stopRegenerate

public void stopRegenerate(int offsetX,
 int offsetY)

Stop the current re-rendering of the map and set the pixel offsets for painting the last rendering of the OSM data. Typically used when map is being panned rapidly to allow the user to still see some map data without thrashing the system with aborted re-rendering for different re-centering and/or re-zooming of the map.

Parameters:

offsetX - int horizontal pixel offset for painting the last render of the OSM data onto the map

offsetY - int vertical pixel offset for painting the last render of the OSM data onto the map

startRegenerate

public void startRegenerate()

Release the lock against rendering OSM data and start a fresh rendering.

run

public final void run()

DO NOT CALL: background thread to render OpenStreetMap data into a BufferedImage for painting on the map window.

Specified by:

run in interface Runnable

flushFileCache

public void flushFileCache()

Clear cached pointers to tile files. This is called when the configuration dialog changes the tile root directory path.

Specified by:

flushFileCache in interface FlushableLayer

componentHidden

public void componentHidden(ComponentEvent e)

Invoked when the OSMLayer has been made invisible.

Specified by:

componentHidden in interface ComponentListener

componentMoved

public void componentMoved(ComponentEvent e)

Invoked when the OSMLayer's position changes.

Specified by:

componentMoved in interface ComponentListener

componentResized

public void componentResized(ComponentEvent e)

Invoked when the map window's size changes.

Specified by:

componentResized in interface ComponentListener

componentShown

public void componentShown(ComponentEvent e)

Invoked when the OSMLayer has been made visible.

Specified by:

componentShown in interface ComponentListener

getMapMouseListener

public com.bbn.openmap.event.MapMouseListener getMapMouseListener()

Specify the object to receive OpenMap mouse events on behalf of the OSM Layer.

Overrides:

getMapMouseListener in class com.bbn.openmap.Layer

Returns:

the OSMLayer object itself

getMouseModeServiceList

public String[] getMouseModeServiceList()

Specify the behavior the MapBean should give to this OSMLayer for mouse input.

Specified by:

getMouseModeServiceList in interface com.bbn.openmap.event.MapMouseListener

Returns:

the SELECT_MOUSE_MODE constant to specify selecting items with the mouse

mouseClicked

public boolean mouseClicked(MouseEvent e)

Invoked when the mouse button has been clicked (pressed and released) on a component.

Specified by:

mouseClicked in interface com.bbn.openmap.event.MapMouseListener

mousePressed

public boolean mousePressed(MouseEvent mouseEvent)

Invoked when a mouse button has been pressed on a component.

Specified by:

mousePressed in interface com.bbn.openmap.event.MapMouseListener

mouseReleased

public boolean mouseReleased(MouseEvent mouseEvent)

Invoked when a mouse button has been released on a component.

Specified by:

mouseReleased in interface com.bbn.openmap.event.MapMouseListener

mouseEntered

public void mouseEntered(MouseEvent mouseEvent)

Invoked when the mouse enters a component.

Specified by:

mouseEntered in interface com.bbn.openmap.event.MapMouseListener

mouseExited

public void mouseExited(MouseEvent mouseEvent)

Invoked when the mouse exits a component.

Specified by:

mouseExited in interface com.bbn.openmap.event.MapMouseListener

mouseDragged

public boolean mouseDragged(MouseEvent mouseEvent)

Specified by:

mouseDragged in interface com.bbn.openmap.event.MapMouseListener

mouseMoved

public boolean mouseMoved(MouseEvent mouseEvent)

Specified by:

mouseMoved in interface com.bbn.openmap.event.MapMouseListener

mouseMoved

public void mouseMoved()

Specified by:

mouseMoved in interface com.bbn.openmap.event.MapMouseListener