Android Open Source - gamemasterdice Dice Set

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License

The source code is released under:

GNU General Public License

Java Source Code

// GameMaster Dice
// Copyright (C) 2014 David Pflug
// Copyright (C) 2011-2014 Georg Lukas
////www  .j  ava  2 s  . co m
// 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.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

package de.duenndns.gmdice;

import android.content.Context; // needed for translation strings

import java.util.Random;

/** DiceSet is the implementation of a set of dice
 *
 * a dice set is specified by three parameters:
 *
 * @param count number of dice
 * @param sides number of sides each die has
 * @param modifier value to add/subtract to the result
 */
public abstract class DiceSet {
  // 3D20 is special: three attribute probes together instead of a sum
  public static final String DSA = "3D20";
  // FUDGE is special: showing +, 0, and - symbols
  public static final String FUDGE = "4dF";
  int count;
  int sides;
  int modifier;

  public static DiceSet getDiceSet(int c, int s, int m) {
    return new StandardDiceSet(c, s, m);
  }

  public static DiceSet getDiceSet() {
    return new StandardDiceSet(1, 6, 0);
  }

  public static DiceSet getDiceSet(String set) {
    int c;
    int s;
    int m;
    if (set.equals(DSA)) {
      return new DSADiceSet();
    } else if (set.equals(FUDGE)) {
      return new FUDGEDiceSet();
    } else {
      try {
        String[] parts = set.split("[d+-]");
        c = Integer.parseInt(parts[0]);
        s = Integer.parseInt(parts[1]);
        if (parts.length > 2) {
          m = Integer.parseInt(parts[2]);
          if (set.indexOf('-') >= 0)
            m = -m;
        } else {
          m = 0;
        }
        if (c == 1 && s == 2 && m == 0)
          return new Coin();
        else
          return getDiceSet(c, s, m);
      } catch (IndexOutOfBoundsException e) {
        return getDiceSet();
      } catch (NumberFormatException e) {
        return getDiceSet();
      }
    }
  }

  public abstract String toString();

  public abstract String roll(Context ctx, Random gen);

  // utility methods
  public int hashCode() {
    return count*10000 + sides*100 + modifier;
  }
  public boolean equals(Object o) {
    if (this == o)
      return true;
    if (o == null)
      return false;
    if (getClass() != o.getClass())
      return false;
    DiceSet d = (DiceSet)o;
    return (count == d.count && sides == d.sides && modifier == d.modifier);
  }
}

Java Source Code List

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