org.deltava.taglib.googlemap
Class GoogleMapEntryTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      org.deltava.taglib.JSTag
          org.deltava.taglib.googlemap.GoogleMapEntryTag

All Implemented Interfaces:

Serializable, IterationTag, JspTag, Tag

Direct Known Subclasses:

LineTag, MapTypeTag, MarkerArrayTag, MarkerTag, PointArrayTag, PointTag

public abstract class GoogleMapEntryTag
extends JSTag

An abstract class to support Google Maps JSP tags.

Since:

1.0

Version:

2.4

Author:

Luke

See Also:

Serialized Form

Field Summary

(package private) static String

API_JS_NAME Internal name used to check for Google Maps API inclusion.

Fields inherited from class org.deltava.taglib.JSTag

_jsVarName

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

id, pageContext

Fields inherited from interface javax.servlet.jsp.tagext.IterationTag

EVAL_BODY_AGAIN

Fields inherited from interface javax.servlet.jsp.tagext.Tag

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

GoogleMapEntryTag()

Method Summary

int	doStartTag() Executed before the Tag is rendered.
protected String	generateIconMarker(GeoLocation loc, int paletteCode, int iconCode, String label) Generates a call to googleIconMarker() to generate a Google Maps icon marker.
protected String	generateMarker(GeoLocation loc, String color, String label) Generates a call to googleMarker() to generate a Google Maps marker.

Methods inherited from class org.deltava.taglib.JSTag

release, setVar

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

doAfterBody, doEndTag, findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue

Methods inherited from class java.lang.Object

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

Field Detail

API_JS_NAME

static final String API_JS_NAME

Internal name used to check for Google Maps API inclusion.

See Also:

Constant Field Values

Constructor Detail

GoogleMapEntryTag

public GoogleMapEntryTag()

Method Detail

doStartTag

public int doStartTag()
               throws JspException

Executed before the Tag is rendered. This will check for the presence of required JavaScript files in the request. Tags that do not require this check can override this method.

Specified by:

doStartTag in interface Tag

Overrides:

doStartTag in class TagSupport

Returns:

TagSupport.SKIP_BODY always

Throws:

IllegalStateException - if the Google Maps API or googleMaps.js not included in request

JspException

generateMarker

protected String generateMarker(GeoLocation loc,
                                String color,
                                String label)

Generates a call to googleMarker() to generate a Google Maps marker.

Parameters:

loc - the location

color - the icon color

label - the label HTML text, or null if none

Returns:

a JavaScript function call definition

generateIconMarker

protected String generateIconMarker(GeoLocation loc,
                                    int paletteCode,
                                    int iconCode,
                                    String label)

Generates a call to googleIconMarker() to generate a Google Maps icon marker.

Parameters:

loc - the location

paletteCode - the Google Earth palette code

iconCode - the Google Earth icon code

label - the label HTML text, or null if none

Returns:

a JavaScript function call definition