1 files changed, 105 insertions, 0 deletions
diff --git a/src/com/pkrandom/pokemon/ItemList.java b/src/com/pkrandom/pokemon/ItemList.java
new file mode 100755
index 0000000..ed771d3
--- /dev/null
+++ b/src/com/pkrandom/pokemon/ItemList.java
@@ -0,0 +1,105 @@
+package com.pkrandom.pokemon;
+
+/*----------------------------------------------------------------------------*/
+/*--  ItemList.java - contains the list of all items in the game.           --*/
+/*--                                                                        --*/
+/*--  Part of "Universal Pokemon Randomizer ZX" by the UPR-ZX team          --*/
+/*--  Pokemon and any associated names and the like are                     --*/
+/*--  trademark and (C) Nintendo 1996-2020.                                 --*/
+/*--                                                                        --*/
+/*--  The custom code written here is licensed under the terms of the GPL:  --*/
+/*--                                                                        --*/
+/*--  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 3 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, see <http://www.gnu.org/licenses/>.  --*/
+/*----------------------------------------------------------------------------*/
+
+import java.util.Random;
+
+public class ItemList {
+
+    private boolean[] items;
+    private boolean[] tms;
+
+    public ItemList(int highestIndex) {
+        items = new boolean[highestIndex + 1];
+        tms = new boolean[highestIndex + 1];
+        for (int i = 1; i <= highestIndex; i++) {
+            items[i] = true;
+        }
+    }
+
+    public boolean isTM(int index) {
+        return index >= 0 && index < tms.length && tms[index];
+    }
+
+    public boolean isAllowed(int index) {
+        return index >= 0 && index < tms.length && items[index];
+    }
+
+    public void banSingles(int... indexes) {
+        for (int index : indexes) {
+            items[index] = false;
+        }
+    }
+
+    public void banRange(int startIndex, int length) {
+        for (int i = 0; i < length; i++) {
+            items[i + startIndex] = false;
+        }
+    }
+
+    public void tmRange(int startIndex, int length) {
+        for (int i = 0; i < length; i++) {
+            tms[i + startIndex] = true;
+        }
+    }
+
+    public int randomItem(Random random) {
+        int chosen = 0;
+        while (!items[chosen]) {
+            chosen = random.nextInt(items.length);
+        }
+        return chosen;
+    }
+
+    public int randomNonTM(Random random) {
+        int chosen = 0;
+        while (!items[chosen] || tms[chosen]) {
+            chosen = random.nextInt(items.length);
+        }
+        return chosen;
+    }
+
+    public int randomTM(Random random) {
+        int chosen = 0;
+        while (!tms[chosen]) {
+            chosen = random.nextInt(items.length);
+        }
+        return chosen;
+    }
+
+    public ItemList copy() {
+        ItemList other = new ItemList(items.length - 1);
+        System.arraycopy(items, 0, other.items, 0, items.length);
+        System.arraycopy(tms, 0, other.tms, 0, tms.length);
+        return other;
+    }
+
+    public ItemList copy(int newMax) {
+        ItemList other = new ItemList(newMax);
+        System.arraycopy(items, 0, other.items, 0, items.length);
+        System.arraycopy(tms, 0, other.tms, 0, tms.length);
+        return other;
+    }
+
+}