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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package net.java.sip.communicator.impl.protocol.irc;
import java.io.*;
import java.util.*;
import net.java.sip.communicator.service.protocol.*;
import net.java.sip.communicator.util.*;
/**
* Represents the IRC protocol icon. Implements the <tt>ProtocolIcon</tt>
* interface in order to provide an IRC icon image in two different sizes.
*
* @author Stephane Remy
* @author Loic Kempf
* @author Lubomir Marinov
*/
public class ProtocolIconIrcImpl
implements ProtocolIcon
{
/**
* The <tt>Logger</tt> used by the <tt>ProtocolIconIrcImpl</tt> class and
* its instances for logging output.
*/
private static final Logger LOGGER
= Logger.getLogger(ProtocolIconIrcImpl.class);
/**
* A hash table containing the protocol icon in different sizes.
*/
private static final Map<String, byte[]> ICONS_TABLE
= new Hashtable<String, byte[]>();
static
{
ICONS_TABLE.put(ProtocolIcon.ICON_SIZE_16x16,
getImageInBytes("service.protocol.irc.IRC_16x16"));
ICONS_TABLE.put(ProtocolIcon.ICON_SIZE_32x32,
getImageInBytes("service.protocol.irc.IRC_32x32"));
ICONS_TABLE.put(ProtocolIcon.ICON_SIZE_48x48,
getImageInBytes("service.protocol.irc.IRC_48x48"));
ICONS_TABLE.put(ProtocolIcon.ICON_SIZE_64x64,
getImageInBytes("service.protocol.irc.IRC_64x64"));
}
/**
* A hash table containing the path to the protocol icon in different sizes.
*/
private static final Map<String, String> ICONPATHS_TABLE
= new Hashtable<String, String>();
static
{
ICONPATHS_TABLE.put(ProtocolIcon.ICON_SIZE_16x16,
IrcActivator.getResources().getImagePath(
"service.protocol.irc.IRC_16x16"));
ICONPATHS_TABLE.put(ProtocolIcon.ICON_SIZE_32x32,
IrcActivator.getResources().getImagePath(
"service.protocol.irc.IRC_32x32"));
ICONPATHS_TABLE.put(ProtocolIcon.ICON_SIZE_48x48,
IrcActivator.getResources().getImagePath(
"service.protocol.irc.IRC_48x48"));
ICONPATHS_TABLE.put(ProtocolIcon.ICON_SIZE_64x64,
IrcActivator.getResources().getImagePath(
"service.protocol.irc.IRC_64x64"));
}
/**
* Implements the <tt>ProtocolIcon.getSupportedSizes()</tt> method. Returns
* an iterator to a set containing the supported icon sizes.
*
* @return an iterator to a set containing the supported icon sizes
*/
public Iterator<String> getSupportedSizes()
{
return ICONS_TABLE.keySet().iterator();
}
/**
* Returns TRUE if a icon with the given size is supported, FALSE-otherwise.
*
* @param iconSize the icon size; one of ICON_SIZE_XXX constants
* @return returns <tt>true</tt> if size is supported or <tt>false</tt> if
* not.
*/
public boolean isSizeSupported(final String iconSize)
{
return ICONS_TABLE.containsKey(iconSize);
}
/**
* Returns the icon image in the given size.
*
* @param iconSize the icon size; one of ICON_SIZE_XXX constants
* @return returns icon image
*/
public byte[] getIcon(final String iconSize)
{
return ICONS_TABLE.get(iconSize);
}
/**
* Returns a path to the icon with the given size.
*
* @param iconSize the icon size; one of ICON_SIZE_XXX constants
* @return the path to the icon with the given size
*/
public String getIconPath(final String iconSize)
{
return ICONPATHS_TABLE.get(iconSize);
}
/**
* Returns the icon image used to represent the protocol connecting state.
*
* @return the icon image used to represent the protocol connecting state
*/
public byte[] getConnectingIcon()
{
return getImageInBytes("ircConnectingIcon");
}
/**
* Returns the byte representation of the image corresponding to the given
* identifier.
*
* @param imageID the identifier of the image
* @return the byte representation of the image corresponding to the given
* identifier.
*/
static byte[] getImageInBytes(final String imageID)
{
InputStream in
= IrcActivator.getResources().getImageInputStream(imageID);
byte[] image = null;
if (in != null)
{
try
{
image = new byte[in.available()];
in.read(image);
}
catch (IOException e)
{
LOGGER.error("Failed to load image:" + imageID, e);
}
}
return image;
}
}
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