core/src/ru/deadsoftware/cavedroid/game/world/GameWorld.java

   1 package ru.deadsoftware.cavedroid.game.world;
   2
   3 import com.badlogic.gdx.utils.Disposable;
   4 import com.badlogic.gdx.utils.TimeUtils;
   5 import kotlin.Pair;
   6 import ru.deadsoftware.cavedroid.game.GameItems;
   7 import ru.deadsoftware.cavedroid.game.GameScope;
   8 import ru.deadsoftware.cavedroid.game.mobs.FallingGravel;
   9 import ru.deadsoftware.cavedroid.game.mobs.FallingSand;
  10 import ru.deadsoftware.cavedroid.game.mobs.MobsController;
  11 import ru.deadsoftware.cavedroid.game.objects.Block;
  12 import ru.deadsoftware.cavedroid.game.objects.DropController;
  13
  14 import javax.annotation.CheckForNull;
  15 import javax.inject.Inject;
  16 import java.sql.Time;
  17 import java.util.Timer;
  18
  19 @GameScope
  20 public class GameWorld implements Disposable {
  21
  22     private static final int DEFAULT_WIDTH = 1024;
  23     private static final int DEFAULT_HEIGHT = 256;
  24     private static final int UPDATE_RANGE = 16;
  25
  26     private final DropController mDropController;
  27     private final MobsController mMobsController;
  28
  29     private final Timer mGameFluidsTimer;
  30     private final GameFluidsThread mGameFluidsThread;
  31
  32     private final int mWidth;
  33     private final int mHeight;
  34     private final int[][] mForeMap;
  35     private final int[][] mBackMap;
  36
  37     private boolean mShouldUpdate;
  38     private int mUpdateX;
  39     private int mUpdateY;
  40
  41     @Inject
  42     public GameWorld(DropController dropController,
  43                      MobsController mobsController,
  44                      @CheckForNull int[][] foreMap,
  45                      @CheckForNull int[][] backMap) {
  46         mDropController = dropController;
  47         mMobsController = mobsController;
  48
  49         boolean isNewGame = foreMap == null || backMap == null;
  50
  51         if (isNewGame) {
  52             mWidth = DEFAULT_WIDTH;
  53             mHeight = DEFAULT_HEIGHT;
  54             Pair<int[][], int[][]> maps = GameWorldGenerator.INSTANCE.generate(mWidth, mHeight, TimeUtils.millis());
  55             mForeMap = maps.getFirst();
  56             mBackMap = maps.getSecond();
  57             mMobsController.getPlayer().respawn(this);
  58         } else {
  59             mForeMap = foreMap;
  60             mBackMap = backMap;
  61             mWidth = mForeMap.length;
  62             mHeight = mForeMap[0].length;
  63         }
  64
  65         mGameFluidsThread = new GameFluidsThread(this, mMobsController, Thread.currentThread());
  66
  67         mGameFluidsTimer = new Timer();
  68         mGameFluidsTimer.scheduleAtFixedRate(mGameFluidsThread, 0, GameFluidsThread.FLUID_UPDATE_INTERVAL_MS);
  69     }
  70
  71     public int getWidth() {
  72         return mWidth;
  73     }
  74
  75     public int getHeight() {
  76         return mHeight;
  77     }
  78
  79     public float getWidthPx() {
  80         return mWidth * 16f;
  81     }
  82
  83     public float getHeightPx() {
  84         return mHeight * 16f;
  85     }
  86
  87     public int[][] getFullForeMap() {
  88         return mForeMap;
  89     }
  90
  91     public int[][] getFullBackMap() {
  92         return mBackMap;
  93     }
  94
  95     private int transformX(int x) {
  96         x = x % getWidth();
  97         if (x < 0) {
  98             x = getWidth() - Math.abs(x);
  99         }
 100         return x;
 101     }
 102
 103     private int getMap(int x, int y, int layer) {
 104         int map = 0;
 105         try {
 106             x = transformX(x);
 107             map = (layer == 0) ? mForeMap[x][y] : mBackMap[x][y];
 108         } catch (ArrayIndexOutOfBoundsException ignored) {
 109         }
 110         return map;
 111     }
 112
 113     private void setMap(int x, int y, int layer, int value) {
 114         try {
 115             x = transformX(x);
 116             if (layer == 0) {
 117                 mForeMap[x][y] = value;
 118             } else {
 119                 mBackMap[x][y] = value;
 120             }
 121         } catch (ArrayIndexOutOfBoundsException ignored) {
 122         }
 123     }
 124
 125     public boolean hasForeAt(int x, int y) {
 126         return getMap(x, y, 0) != 0;
 127     }
 128
 129     public boolean hasBackAt(int x, int y) {
 130         return getMap(x, y, 1) != 0;
 131     }
 132
 133     public int getForeMap(int x, int y) {
 134         return getMap(x, y, 0);
 135     }
 136
 137     public Block getForeMapBlock(int x, int y) {
 138         return GameItems.getBlock(getMap(x, y, 0));
 139     }
 140
 141     public void setForeMap(int x, int y, int id) {
 142         setMap(x, y, 0, id);
 143     }
 144
 145     public int getBackMap(int x, int y) {
 146         return getMap(x, y, 1);
 147     }
 148
 149     public Block getBackMapBlock(int x, int y) {
 150         return GameItems.getBlock(getMap(x, y, 1));
 151     }
 152
 153     public void setBackMap(int x, int y, int id) {
 154         setMap(x, y, 1, id);
 155     }
 156
 157     private void placeSlab(int x, int y, int value) {
 158         switch (value) {
 159             case 51:
 160                 setForeMap(x, y, 52);
 161                 break;
 162             case 53:
 163                 setForeMap(x, y, 21);
 164                 break;
 165             case 54:
 166                 setForeMap(x, y, 5);
 167                 break;
 168             case 55:
 169                 setForeMap(x, y, 4);
 170                 break;
 171             case 56:
 172                 setForeMap(x, y, 28);
 173                 break;
 174             case 58:
 175                 setForeMap(x, y, 57);
 176                 break;
 177         }
 178     }
 179
 180     public void placeToForeground(int x, int y, int value) {
 181         if (!hasForeAt(x, y) || value == 0 || !GameItems.getBlock(getForeMap(x, y)).hasCollision()) {
 182             setForeMap(x, y, value);
 183         } else if (GameItems.isSlab(value) && getForeMap(x, y) == value) {
 184             placeSlab(x, y, value);
 185         }
 186         mUpdateX = x - 8;
 187         mUpdateY = y - 8;
 188         mShouldUpdate = true;
 189     }
 190
 191     public void placeToBackground(int x, int y, int value) {
 192         if (value == 0 || (getBackMap(x, y) == 0 && GameItems.getBlock(value).hasCollision()) &&
 193                 (!GameItems.getBlock(value).isTransparent() || value == 18)) {
 194             setBackMap(x, y, value);
 195         }
 196     }
 197
 198     public void destroyForeMap(int x, int y) {
 199         Block block = GameItems.getBlock(getForeMap(x, y));
 200         if (block.hasDrop()) {
 201             mDropController.addDrop(transformX(x) * 16 + 4, y * 16 + 4, GameItems.getItemId(block.getDrop()));
 202         }
 203         placeToForeground(x, y, 0);
 204     }
 205
 206     public void destroyBackMap(int x, int y) {
 207         Block block = GameItems.getBlock(getBackMap(x, y));
 208         if (block.hasDrop()) {
 209             mDropController.addDrop(transformX(x) * 16 + 4, y * 16 + 4, GameItems.getItemId(block.getDrop()));
 210         }
 211         placeToBackground(x, y, 0);
 212     }
 213
 214     private void updateBlock(int x, int y) {
 215         if (getForeMap(x, y) == 10) {
 216             if (!hasForeAt(x, y + 1) || !getForeMapBlock(x, y + 1).hasCollision()) {
 217                 setForeMap(x, y, 0);
 218                 mMobsController.addMob(FallingSand.class, x * 16, y * 16);
 219                 updateBlock(x, y - 1);
 220             }
 221         }
 222
 223         if (getForeMap(x, y) == 11) {
 224             if (!hasForeAt(x, y + 1) || !getForeMapBlock(x, y + 1).hasCollision()) {
 225                 setForeMap(x, y, 0);
 226                 mMobsController.addMob(FallingGravel.class, x * 16, y * 16);
 227                 updateBlock(x, y - 1);
 228             }
 229         }
 230
 231         if (hasForeAt(x, y) && getForeMapBlock(x, y).requiresBlock()) {
 232             if (!hasForeAt(x, y + 1) || !getForeMapBlock(x, y + 1).hasCollision()) {
 233                 destroyForeMap(x, y);
 234                 updateBlock(x, y - 1);
 235             }
 236         }
 237
 238         if (getForeMap(x, y) == 2) {
 239             if (hasForeAt(x, y - 1) && (getForeMapBlock(x, y - 1).hasCollision() ||
 240                     GameItems.isFluid(getForeMap(x, y - 1)))) {
 241                 setForeMap(x, y, 3);
 242             }
 243         }
 244     }
 245
 246     public void update() {
 247         if (mShouldUpdate) {
 248             for (int y = mUpdateY; y < mUpdateY + UPDATE_RANGE; y++) {
 249                 for (int x = mUpdateX; x < mUpdateX + UPDATE_RANGE; x++) {
 250                     updateBlock(x, y);
 251                 }
 252             }
 253             mShouldUpdate = false;
 254         }
 255     }
 256
 257     @Override
 258     public void dispose() {
 259         mGameFluidsTimer.cancel();
 260     }
 261 }