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.JsonValue;
   8 import ru.deadsoftware.cavedroid.game.objects.Block;
   9 import ru.deadsoftware.cavedroid.game.objects.Item;
  10 import ru.deadsoftware.cavedroid.misc.Assets;
  11
  12 import java.util.HashMap;
  13
  14 public class GameItems {
  15
  16     private static final HashMap<String, Integer> blocksIds = new HashMap<>();
  17     private static final HashMap<String, Integer> itemsIds = new HashMap<>();
  18
  19     private static final ArrayMap<String, Block> blocks = new ArrayMap<>();
  20     private static final ArrayMap<String, Item> items = new ArrayMap<>();
  21
  22     static boolean isFluid(int id) {
  23         return getBlock(id).isFluid();
  24     }
  25
  26     static boolean isWater(int id) {
  27         return getBlock(id).getMeta().equals("water");
  28     }
  29
  30     static boolean isLava(int id) {
  31         return getBlock(id).getMeta().equals("lava");
  32     }
  33
  34     static boolean isSlab(int id) {
  35         return getBlock(id).getMeta().equals("slab");
  36     }
  37
  38     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     static Block getBlock(int id) {
  45         return blocks.getValueAt(id);
  46     }
  47
  48     static Item getItem(int id) {
  49         return items.getValueAt(id);
  50     }
  51
  52     static Block getBlock(String key) {
  53         return blocks.getValueAt(blocksIds.get(key));
  54     }
  55
  56     static Item getItem(String key) {
  57         return items.getValueAt(itemsIds.get(key));
  58     }
  59
  60     static int getBlockId(String key) {
  61         return blocksIds.get(key);
  62     }
  63
  64     static int getItemId(String key) {
  65         return itemsIds.get(key);
  66     }
  67
  68     static String getBlockKey(int id) {
  69         return blocks.getKeyAt(id);
  70     }
  71
  72     static String getItemKey(int id) {
  73         return items.getKeyAt(id);
  74     }
  75
  76     static int getBlockIdByItemId(int id) {
  77         return getBlockId(items.getKeyAt(id));
  78     }
  79
  80     static int getBlocksSize() {
  81         return blocks.size;
  82     }
  83
  84     static int getItemsSize() {
  85         return items.size;
  86     }
  87
  88     static Sprite getBlockTex(int id) {
  89         return getBlock(id).getTex();
  90     }
  91
  92     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 = Assets.jsonReader.parse(Gdx.files.internal("json/game_items.json"));
  99         for (JsonValue block = json.get("blocks").child(); block != null; block = block.next()) {
 100             String key = block.name();
 101             int left = Assets.getIntFromJson(block, "left", 0);
 102             int right = Assets.getIntFromJson(block, "right", 0);
 103             int top = Assets.getIntFromJson(block, "top", 0);
 104             int bottom = Assets.getIntFromJson(block, "bottom", 0);
 105             int hp = Assets.getIntFromJson(block, "hp", -1);
 106             boolean coll = Assets.getBooleanFromJson(block, "collision", true);
 107             boolean bg = Assets.getBooleanFromJson(block, "background", false);
 108             boolean tp = Assets.getBooleanFromJson(block, "transparent", false);
 109             boolean br = Assets.getBooleanFromJson(block, "block_required", false);
 110             boolean fluid = Assets.getBooleanFromJson(block, "fluid", false);
 111             String drop = Assets.getStringFromJson(block, "drop", key);
 112             String meta = Assets.getStringFromJson(block, "meta", "");
 113             String tex = Assets.getStringFromJson(block, "texture", key);
 114             Sprite sprite = tex.equals("none") ? null :
 115                     new Sprite(new Texture(Gdx.files.internal("textures/blocks/" + tex + ".png")));
 116             Block newBlock = new Block(left, top, right, bottom, hp, drop, coll, bg, tp, br, fluid, meta, sprite);
 117             blocksIds.put(key, blocks.size);
 118             blocks.put(key, newBlock);
 119         }
 120         for (JsonValue item = json.get("items").child(); item != null; item = item.next()) {
 121             String key = item.name();
 122             String name = Assets.getStringFromJson(item, "name", key);
 123             String type = Assets.getStringFromJson(item, "type", "item");
 124             String texture = Assets.getStringFromJson(item, "texture", key);
 125             Sprite sprite = type.equals("block") ? null :
 126                     new Sprite(new Texture(Gdx.files.internal("textures/items/" + texture + ".png")));
 127             itemsIds.put(key, items.size);
 128             items.put(key, new Item(name, type, sprite));
 129         }
 130     }
 131
 132 }