org.ka2ddo.yaac.gui

Class GuiSymbols

java.lang.Object

org.ka2ddo.yaac.gui.GuiSymbols

public class GuiSymbols
extends java.lang.Object

This singleton class is a caching container for all the types of station symbols supported by APRS.

Author:

Andrew Pavlin, KA2DDO

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	GuiSymbols.GuiSymbolImage This class collects a symbol icon image with read-only attributes of the symbol that are commonly used but expensive to compute.

Field Summary

Fields

Modifier and Type	Field and Description
static int	ICON_PIXEL_SIZE The default size of an APRS symbol icon in pixels.

Method Summary

Modifier and Type	Method and Description
static javax.swing.ImageIcon	getDblStationIcon(char symTableId, char symbolCode) Get the 32x32 ImageIcon for a given symbol.
static javax.swing.ImageIcon	getEmptyDblIcon() Get a blank icon in double size (32x32).
static javax.swing.ImageIcon	getQuadStationIcon(char symTableId, char symbolCode) Get the 64x64 ImageIcon for a given symbol.
static javax.swing.ImageIcon	getStationIcon(char symTableId, char symbolCode) Get the 16x16 ImageIcon for a given symbol.
static void	loadExtendedSymbols() Load the images for all APRS1.2 extended symbols known to this program.

Methods inherited from class java.lang.Object

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

Field Detail

ICON_PIXEL_SIZE

public static final int ICON_PIXEL_SIZE

The default size of an APRS symbol icon in pixels.

See Also:

Constant Field Values

Method Detail

loadExtendedSymbols

public static void loadExtendedSymbols()

Load the images for all APRS1.2 extended symbols known to this program.

getStationIcon

public static javax.swing.ImageIcon getStationIcon(char symTableId,
                                                   char symbolCode)

Get the 16x16 ImageIcon for a given symbol. If an overlaid symbol is specified (that has not been defined as an APRS 1.2 extension), automatically fall back to the corresponding alternate table symbol.

Parameters:

symTableId - char symbol table ID (or overlay code)

symbolCode - char symbol code within the specified table

Returns:

ImageIcon for this symbol

getDblStationIcon

public static javax.swing.ImageIcon getDblStationIcon(char symTableId,
                                                      char symbolCode)

Get the 32x32 ImageIcon for a given symbol. If an overlaid symbol is specified (that has not been defined as an APRS 1.2 extension), automatically fall back to the corresponding alternate table symbol.

Parameters:

symTableId - char symbol table ID (or overlay code)

symbolCode - char symbol code within the specified table

Returns:

ImageIcon for this symbol

getQuadStationIcon

public static javax.swing.ImageIcon getQuadStationIcon(char symTableId,
                                                       char symbolCode)

Get the 64x64 ImageIcon for a given symbol. If an overlaid symbol is specified (that has not been defined as an APRS 1.2 extension), automatically fall back to the corresponding alternate table symbol.

Parameters:

symTableId - char symbol table ID (or overlay code)

symbolCode - char symbol code within the specified table

Returns:

ImageIcon for this symbol

getEmptyDblIcon

public static javax.swing.ImageIcon getEmptyDblIcon()

Get a blank icon in double size (32x32).

Returns:

ImageIcon of a completely transparent 32x32 image