cmdchangecolor.java

JAVA平台下优秀的CHART开源代码,可以实现类似EXCEL中的二维或三维的饼图/椎图功能.

/**
 * Copyright (C) 2003  Manfred Andres
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * 
 * Created on 28.09.2003
 */

package freecs.commands;
import freecs.Server;
import freecs.interfaces.ICommand;
import freecs.interfaces.IGroupState;
import freecs.core.Group;
import freecs.content.MessageState;

/**
 * @author Manfred Andres
 *
 * freecs.commands
 */
public class CmdChangeColor implements ICommand {
	public String cmd= "/col";
	private static CmdChangeColor selve=null;
	private CommandSet cs;

	private CmdChangeColor () { }
	private CmdChangeColor (CommandSet cs) {
		this.cs=cs;
	}
	
	public static ICommand getInstance (CommandSet cs) {
		if (selve == null) {
			selve = new CmdChangeColor (cs);
		}
		return selve;
	}
	
	public boolean execute (MessageState msgState, String param) {
		if (cs.isPunished (msgState)) return false;
		msgState.target = param;
		Group sg = msgState.sender.getGroup();
		if (sg == null) return false;
		if (Server.srv.isStartingGroup(sg)) {
			msgState.msgTemplate = "error.col.startingGroup";
			msgState.sender.sendMessage(msgState.mp);
			return false;
		}
		if (msgState.sender.getGroup().hasState(IGroupState.MODERATED)) {
			msgState.msgTemplate = "error.col.noRight";
			msgState.target=msgState.sender.getGroup().getName();
			msgState.sender.sendMessage (msgState.mp);
			return false;
		}
		if (param.length () != 6) {
		   msgState.msgTemplate = "error.col.wrongCode";
		   msgState.target = param;
		   msgState.sender.sendMessage (msgState.mp);
		   return false;
		}
		param = param.toLowerCase ();
		for (int i = 0; i < param.length (); i++) {
		   char c = param.charAt (i);
		   if (c != '0' && c != '1' && c != '2' && c != '3' && c != '4' && c != '5' && c != '6' && c != '7' && c != '8' && c != '9' && c != 'a' && c != 'b' && c != 'c' && c != 'd' && c != 'e' && c != 'f') {
			  msgState.msgTemplate = "error.col.wrongCode";
			  msgState.sender.sendMessage (msgState.mp);
			  return false;
		   }
		}
		int r = Integer.parseInt (param.substring (0,2), 16);
		int g = Integer.parseInt (param.substring (2,4), 16);
		int b = Integer.parseInt (param.substring (4,6), 16);
		int sum = r + g + b;
		if ((765 - sum) < 64) {
		   msgState.msgTemplate = "error.col.lockedColor";
		   msgState.sender.sendMessage (msgState.mp);
		   return false;
		}
		if (!msgState.sender.changeColCode (param)) {
		   msgState.msgTemplate = "error.col.tooOften";
		   msgState.sender.sendMessage (msgState.mp);
		   return false;
		}
		msgState.msgTemplate = "message.col";
		sg.sendModeraedMessage (msgState.mp);
		return true;
	}
}