core/src/ru/deadsoftware/cavedroid/game/GameItems.java

   1 package ru.deadsoftware.cavedroid.game;
   2
   3 import com.badlogic.gdx.Gdx;
   4 import com.badlogic.gdx.graphics.Texture;
   5 import com.badlogic.gdx.graphics.g2d.Sprite;
   6 import com.badlogic.gdx.utils.ArrayMap;
   7 import com.badlogic.gdx.utils.JsonReader;
   8 import com.badlogic.gdx.utils.JsonValue;
   9 import ru.deadsoftware.cavedroid.game.objects.Block;
  10 import ru.deadsoftware.cavedroid.game.objects.Item;
  11
  12 import java.util.HashMap;
  13
  14 public class GameItems {
  15
  16     private static HashMap<String, Integer> blocksIds = new HashMap<>();
  17     private static HashMap<String, Integer> itemsIds = new HashMap<>();
  18
  19     private static ArrayMap<String, Block> blocks = new ArrayMap<>();
  20     private static ArrayMap<String, Item> items = new ArrayMap<>();
  21
  22     public static boolean isFluid(int id) {
  23         return getBlock(id).isFluid();
  24     }
  25
  26     public static boolean isWater(int id) {
  27         return getBlock(id).getMeta().equals("water");
  28     }
  29
  30     public static boolean isLava(int id) {
  31         return getBlock(id).getMeta().equals("lava");
  32     }
  33
  34     public static boolean isSlab(int id) {
  35         return getBlock(id).getMeta().equals("slab");
  36     }
  37
  38     public static boolean fluidCanFlowThere(int thisId, int thatId) {
  39         return thatId == 0 || (!getBlock(thatId).hasCollision() && !isFluid(thatId)) ||
  40                 (isWater(thisId) && isWater(thatId) && thisId < thatId) ||
  41                 (isLava(thisId) && isLava(thatId) && thisId < thatId);
  42     }
  43
  44     public static Block getBlock(int id) {
  45         return blocks.getValueAt(id);
  46     }
  47
  48     public static Item getItem(int id) {
  49         return items.getValueAt(id);
  50     }
  51
  52     public static Block getBlock(String key) {
  53         return blocks.getValueAt(blocksIds.get(key));
  54     }
  55
  56     public static Item getItem(String key) {
  57         return items.getValueAt(itemsIds.get(key));
  58     }
  59
  60     public static int getBlockId(String key) {
  61         return blocksIds.get(key);
  62     }
  63
  64     public static int getItemId(String key) {
  65         return itemsIds.get(key);
  66     }
  67
  68     public static String getBlockKey(int id) {
  69         return blocks.getKeyAt(id);
  70     }
  71
  72     public static String getItemKey(int id) {
  73         return items.getKeyAt(id);
  74     }
  75
  76     public static int getBlockIdByItemId(int id) {
  77         return getBlockId(items.getKeyAt(id));
  78     }
  79
  80     public static int getBlocksSize() {
  81         return blocks.size;
  82     }
  83
  84     public static int getItemsSize() {
  85         return items.size;
  86     }
  87
  88     public static Sprite getBlockTex(int id) {
  89         return getBlock(id).getTex();
  90     }
  91
  92     public static Sprite getItemTex(int id) {
  93         if (items.getValueAt(id).getType().equals("block")) return getBlockTex(id);
  94         else return getItem(id).getTex();
  95     }
  96
  97     public static void load() {
  98         JsonValue json = new JsonReader().parse(Gdx.files.internal("game_items.json"));
  99         JsonValue block = json.child.child;
 100         JsonValue item = json.child.next.child;
 101         while (block != null) {
 102             String key = block.name;
 103             int left = block.has("left") ? block.getInt("left") : 0;
 104             int right = block.has("right") ? block.getInt("right") : 0;
 105             int top = block.has("top") ? block.getInt("top") : 0;
 106             int bottom = block.has("bottom") ? block.getInt("bottom") : 0;
 107             int hp = block.has("hp") ? block.getInt("hp") : -1;
 108             String drop = block.has("drop") ? block.getString("drop") : key;
 109             boolean collision = !block.has("collision") || block.getBoolean("collision");
 110             boolean background = block.has("background") && block.getBoolean("background");
 111             boolean transparent = block.has("transparent") && block.getBoolean("transparent");
 112             boolean blockRequired = block.has("block_required") && block.getBoolean("block_required");
 113             boolean fluid = block.has("fluid") && block.getBoolean("fluid");
 114             String meta = block.has("meta") ? block.getString("meta") : "";
 115             String texture = block.has("texture") ? block.getString("texture") : key;
 116             Sprite sprite = key.equals("none") ? null :
 117                     new Sprite(new Texture(Gdx.files.internal("textures/blocks/" + texture + ".png")));
 118             Block newBlock = new Block(
 119                     left,
 120                     top,
 121                     right,
 122                     bottom,
 123                     hp,
 124                     drop,
 125                     collision,
 126                     background,
 127                     transparent,
 128                     blockRequired,
 129                     fluid,
 130                     meta,
 131                     sprite
 132             );
 133
 134             blocksIds.put(key, blocks.size);
 135             blocks.put(key, newBlock);
 136             block = block.next();
 137         }
 138         while (item != null) {
 139             String key = item.name;
 140             String name = item.has("name") ? item.getString("name") : key;
 141             String type = item.has("type") ? item.getString("type") : "item";
 142             String texture = item.has("texture") ? item.getString("texture") : key;
 143             Sprite sprite = type.equals("block") ? null :
 144                     new Sprite(new Texture(Gdx.files.internal("textures/items/" + texture + ".png")));
 145             itemsIds.put(key, items.size);
 146             items.put(key, new Item(name, type, sprite));
 147             item = item.next();
 148         }
 149     }
 150
 151 }