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package tim.prune.data;
import tim.prune.I18nManager;
/**
* Class to represent a field of a data point
*/
public class Field
{
private String _labelKey = null;
private String _customLabel = null;
private boolean _builtin = false;
public static final Field LATITUDE = new Field("fieldname.latitude", true);
public static final Field LONGITUDE = new Field("fieldname.longitude", true);
public static final Field ALTITUDE = new Field("fieldname.altitude", true);
public static final Field TIMESTAMP = new Field("fieldname.timestamp", true);
public static final Field WAYPT_NAME = new Field("fieldname.waypointname", true);
public static final Field WAYPT_TYPE = new Field("fieldname.waypointtype", true);
public static final Field DESCRIPTION = new Field("fieldname.description", true);
public static final Field NEW_SEGMENT = new Field("fieldname.newsegment", true);
public static final Field SPEED = new Field("fieldname.speed", true);
public static final Field VERTICAL_SPEED = new Field("fieldname.verticalspeed", true);
// TODO: Field for photo filename, ability to load (from text) and save (to text)
/** List of all the available fields */
private static final Field[] ALL_AVAILABLE_FIELDS = {
LATITUDE, LONGITUDE, ALTITUDE, TIMESTAMP, WAYPT_NAME, WAYPT_TYPE, DESCRIPTION, NEW_SEGMENT,
SPEED, VERTICAL_SPEED,
new Field(I18nManager.getText("fieldname.custom"))
};
/**
* Private constructor
* @param inLabelKey Key for label texts
* @param inBuiltin true for built-in types, false for custom
*/
private Field(String inLabelKey, boolean inBuiltin)
{
if (inBuiltin) {
_labelKey = inLabelKey;
_customLabel = null;
}
else {
_labelKey = null;
_customLabel = inLabelKey;
}
_builtin = inBuiltin;
}
/**
* Public constructor for custom fields
* @param inLabel label to use for display
*/
public Field(String inLabel)
{
this(inLabel, false);
}
/**
* @return the name of the field
*/
public String getName()
{
if (_labelKey != null)
return I18nManager.getText(_labelKey);
return _customLabel;
}
/**
* Change the name of the (non built-in) field
* @param inName new name
*/
public void setName(String inName)
{
if (!isBuiltIn()) _customLabel = inName;
}
/**
* @return true if this is a built-in field
*/
public boolean isBuiltIn()
{
return _builtin;
}
/**
* Checks if the two fields are equal
* @param inOther other Field object
* @return true if Fields identical
*/
public boolean equals(Field inOther)
{
return (isBuiltIn() == inOther.isBuiltIn() && getName().equals(inOther.getName()));
}
/**
* Get the field for the given field name
* @param inFieldName name of field to look for
* @return Field if found, or null otherwise
*/
public static Field getField(String inFieldName)
{
for (int i=0; i<ALL_AVAILABLE_FIELDS.length; i++)
{
Field field = ALL_AVAILABLE_FIELDS[i];
if (field.getName().equals(inFieldName)) {
return field;
}
}
// not found
return null;
}
/**
* @return array of field names
*/
public static String[] getFieldNames()
{
String[] names = new String[ALL_AVAILABLE_FIELDS.length];
for (int i=0; i<ALL_AVAILABLE_FIELDS.length; i++) {
names[i] = ALL_AVAILABLE_FIELDS[i].getName();
}
return names;
}
}
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