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

   1 package ru.deadsoftware.cavedroid.game;
   2
   3 import com.badlogic.gdx.Gdx;
   4 import com.badlogic.gdx.Input;
   5 import com.badlogic.gdx.graphics.g2d.TextureRegion;
   6 import com.badlogic.gdx.math.Intersector;
   7 import com.badlogic.gdx.math.MathUtils;
   8 import com.badlogic.gdx.utils.TimeUtils;
   9 import com.google.common.collect.Range;
  10 import ru.deadsoftware.cavedroid.MainConfig;
  11 import ru.deadsoftware.cavedroid.game.actions.CommonBlockActionUtilsKt;
  12 import ru.deadsoftware.cavedroid.game.actions.placeblock.IPlaceBlockAction;
  13 import ru.deadsoftware.cavedroid.game.actions.useitem.IUseItemAction;
  14 import ru.deadsoftware.cavedroid.game.mobs.Mob;
  15 import ru.deadsoftware.cavedroid.game.mobs.MobsController;
  16 import ru.deadsoftware.cavedroid.game.mobs.Pig;
  17 import ru.deadsoftware.cavedroid.game.mobs.Player;
  18 import ru.deadsoftware.cavedroid.game.model.item.Item;
  19 import ru.deadsoftware.cavedroid.game.objects.DropController;
  20 import ru.deadsoftware.cavedroid.game.world.GameWorld;
  21 import ru.deadsoftware.cavedroid.misc.Assets;
  22 import ru.deadsoftware.cavedroid.misc.ControlMode;
  23
  24 import javax.annotation.CheckForNull;
  25 import javax.inject.Inject;
  26
  27 import java.util.Map;
  28
  29 @GameScope
  30 public class GameInput {
  31
  32     private static final String TAG = "GameInput";
  33
  34     private final MainConfig mMainConfig;
  35     private final GameWorld mGameWorld;
  36     private final DropController mDropController;
  37     private final MobsController mMobsController;
  38     private final GameItemsHolder mGameItemsHolder;
  39     private final Map<String, IUseItemAction> mUseItemActionMap;
  40     private final Map<String, IPlaceBlockAction> mPlaceBlockActionMap;
  41
  42     private final Player mPlayer;
  43
  44     private ControlMode mControlMode;
  45
  46     private boolean mKeyDown;
  47     private boolean mTouchedDown;
  48     private boolean mDragging;
  49
  50     private int mKeyDownCode;
  51     private int mTouchDownBtn;
  52     private float mTouchDownX;
  53     private float mTouchDownY;
  54     private long mTouchDownTime;
  55
  56     private int mCreativeScroll;
  57
  58     @Inject
  59     public GameInput(MainConfig mainConfig,
  60                      GameWorld gameWorld,
  61                      DropController dropController,
  62                      MobsController mobsController,
  63                      GameItemsHolder gameItemsHolder,
  64                      Map<String, IUseItemAction> useItemActionMap,
  65                      Map<String, IPlaceBlockAction> placeBlockActionMap) {
  66         mMainConfig = mainConfig;
  67         mGameWorld = gameWorld;
  68         mDropController = dropController;
  69         mMobsController = mobsController;
  70         mGameItemsHolder = gameItemsHolder;
  71         mUseItemActionMap = useItemActionMap;
  72         mPlaceBlockActionMap = placeBlockActionMap;
  73
  74         mPlayer = mMobsController.getPlayer();
  75
  76         mControlMode = mMainConfig.isTouch() ? ControlMode.WALK : ControlMode.CURSOR;
  77     }
  78
  79     private boolean checkSwim() {
  80         return mGameWorld.getForeMap(mPlayer.getMapX(), mPlayer.getLowerMapY()).isFluid();
  81     }
  82
  83     private void goUpwards() {
  84         if (checkSwim()) {
  85             mPlayer.swim = true;
  86         } else if (mPlayer.canJump()) {
  87             mPlayer.jump();
  88         } else if (!mPlayer.isFlyMode() && mPlayer.gameMode == 1) {
  89             mPlayer.setFlyMode(true);
  90             mPlayer.getVelocity().y = 0;
  91         } else if (mPlayer.isFlyMode()) {
  92             mPlayer.getVelocity().y = -mPlayer.getSpeed();
  93         }
  94     }
  95
  96     @SuppressWarnings("IntegerDivisionInFloatingPointContext")
  97     private boolean insideCreativeInv(float screenX, float screenY) {
  98         TextureRegion creative = Assets.textureRegions.get("creative");
  99         return (screenX > mMainConfig.getWidth() / 2 - creative.getRegionWidth() / 2 &&
 100                 screenX < mMainConfig.getWidth() / 2 + creative.getRegionWidth() / 2 &&
 101                 screenY > mMainConfig.getHeight() / 2 - creative.getRegionHeight() / 2 &&
 102                 screenY < mMainConfig.getHeight() / 2 + creative.getRegionHeight() / 2);
 103     }
 104
 105     private void wasdPressed(int keycode) {
 106         if (mControlMode == ControlMode.WALK || !mMainConfig.isTouch()) {
 107             switch (keycode) {
 108                 case Input.Keys.A:
 109                     mPlayer.getVelocity().x = -mPlayer.getSpeed();
 110                     mPlayer.setDir(Mob.Direction.LEFT);
 111                     if (mMainConfig.isTouch() && checkSwim()) {
 112                         mPlayer.swim = true;
 113                     }
 114                     break;
 115                 case Input.Keys.D:
 116                     mPlayer.getVelocity().x = mPlayer.getSpeed();
 117                     mPlayer.setDir(Mob.Direction.RIGHT);
 118                     if (mMainConfig.isTouch() && checkSwim()) {
 119                         mPlayer.swim = true;
 120                     }
 121                     break;
 122                 case Input.Keys.W:
 123                 case Input.Keys.SPACE:
 124                     goUpwards();
 125                     break;
 126                 case Input.Keys.S:
 127                 case Input.Keys.CONTROL_LEFT:
 128                     mPlayer.getVelocity().y = mPlayer.getSpeed();
 129                     break;
 130             }
 131         } else {
 132             switch (keycode) {
 133                 case Input.Keys.A:
 134                     mPlayer.cursorX--;
 135                     break;
 136                 case Input.Keys.D:
 137                     mPlayer.cursorX++;
 138                     break;
 139                 case Input.Keys.W:
 140                     mPlayer.cursorY--;
 141                     break;
 142                 case Input.Keys.S:
 143                     mPlayer.cursorY++;
 144                     break;
 145             }
 146             mPlayer.blockDamage = 0;
 147         }
 148     }
 149
 150     private boolean isNotAutoselectable(int x, int y) {
 151         return (!mGameWorld.hasForeAt(x, y) || !mGameWorld.getForeMap(x, y).hasCollision());
 152     }
 153
 154     private void checkCursorBounds() {
 155         if (mPlayer.cursorY < 0) {
 156             mPlayer.cursorY = 0;
 157         } else if (mPlayer.cursorY >= mGameWorld.getHeight()) {
 158             mPlayer.cursorY = mGameWorld.getHeight() - 1;
 159         }
 160
 161         if (mControlMode == ControlMode.CURSOR) {
 162             if (mPlayer.cursorX * 16 + 8 < mPlayer.getX() + mPlayer.getWidth() / 2) {
 163                 mPlayer.setDir(Mob.Direction.LEFT);
 164             } else {
 165                 mPlayer.setDir(Mob.Direction.RIGHT);
 166             }
 167         }
 168     }
 169
 170     public void moveCursor(GameRenderer gameRenderer) {
 171         int pastX = mPlayer.cursorX;
 172         int pastY = mPlayer.cursorY;
 173
 174         if (mControlMode == ControlMode.WALK && mMainConfig.isTouch()) {
 175             mPlayer.cursorX = mPlayer.getMapX() + (mPlayer.looksLeft() ? -1 : 1);
 176             mPlayer.cursorY = mPlayer.getUpperMapY();
 177             for (int i = 0; i < 2 && isNotAutoselectable(mPlayer.cursorX, mPlayer.cursorY); i++) {
 178                 mPlayer.cursorY++;
 179             }
 180             if (isNotAutoselectable(mPlayer.cursorX, mPlayer.cursorY)) {
 181                 mPlayer.cursorX += mPlayer.looksLeft() ? 1 : -1;
 182             }
 183         } else if (!mMainConfig.isTouch()) {
 184             final int tmpX = (int) (Gdx.input.getX() * (mMainConfig.getWidth() /
 185                     Gdx.graphics.getWidth()) + gameRenderer.getCamX());
 186             mPlayer.cursorX = tmpX / 16;
 187
 188             final int tmpY = (int) (Gdx.input.getY() * (mMainConfig.getHeight() /
 189                     Gdx.graphics.getHeight()) + gameRenderer.getCamY());
 190             mPlayer.cursorY = tmpY / 16;
 191
 192             if (tmpX < 0) {
 193                 mPlayer.cursorX--;
 194             }
 195
 196             final double a = tmpX - mPlayer.x;
 197             final double b = tmpY - mPlayer.y;
 198
 199             mPlayer.headRotation = (float) Math.atan(b / a) * MathUtils.radDeg;
 200         }
 201
 202         if (pastX != mPlayer.cursorX || pastY != mPlayer.cursorY) {
 203             mPlayer.blockDamage = 0;
 204         }
 205
 206         checkCursorBounds();
 207     }
 208
 209     private void useItem(int x, int y, @CheckForNull Item item, boolean bg) {
 210         mPlayer.startHitting();
 211
 212         if (item == null) {
 213             return;
 214         }
 215
 216         if (item instanceof Item.Placeable) {
 217             if (!bg) {
 218                 CommonBlockActionUtilsKt.placeToForegroundAction(mPlaceBlockActionMap, (Item.Placeable) item, x, y);
 219             } else {
 220                 CommonBlockActionUtilsKt.placeToBackgroundAction(mPlaceBlockActionMap, (Item.Placeable) item, x, y);
 221             }
 222         } else if (item instanceof Item.Usable) {
 223             final String actionKey = ((Item.Usable) item).getUseActionKey();
 224             final IUseItemAction useItemAction = mUseItemActionMap.get(actionKey);
 225
 226             if (useItemAction != null) {
 227                 useItemAction.perform((Item.Usable) item, x, y);
 228             } else {
 229                 Gdx.app.error(TAG, "use item action " + actionKey + " not found");
 230             }
 231         }
 232     }
 233
 234     private void hitMobs() {
 235         final Player player = mMobsController.getPlayer();
 236         mMobsController.getMobs().forEach((mob) -> {
 237             if (Intersector.overlaps(mob, player)) {
 238                 mob.damage(5);
 239                 mob.jump();
 240             }
 241         });
 242     }
 243
 244     private void pressLMB() {
 245         if (mMainConfig.checkGameUiWindow(GameUiWindow.NONE)) {
 246             mPlayer.startHitting();
 247
 248             if ((mGameWorld.hasForeAt(mPlayer.cursorX, mPlayer.cursorY) && mGameWorld.getForeMap(mPlayer.cursorX, mPlayer.cursorY).getHp() >= 0) ||
 249                     (!mGameWorld.hasForeAt(mPlayer.cursorX, mPlayer.cursorY) && mGameWorld.hasBackAt(mPlayer.cursorX, mPlayer.cursorY) &&
 250                             mGameWorld.getBackMap(mPlayer.cursorX, mPlayer.cursorY).getHp() >= 0)) {
 251                 if (mPlayer.gameMode == 0) {
 252                     if (mGameWorld.hasForeAt(mPlayer.cursorX, mPlayer.cursorY)) {
 253                         if (mPlayer.blockDamage >= mGameWorld.getForeMap(mPlayer.cursorX, mPlayer.cursorY).getHp()) {
 254                             mGameWorld.destroyForeMap(mPlayer.cursorX, mPlayer.cursorY);
 255                             mPlayer.blockDamage = 0;
 256                         }
 257                     } else if (mGameWorld.hasBackAt(mPlayer.cursorX, mPlayer.cursorY)) {
 258                         if (mPlayer.blockDamage >= mGameWorld.getBackMap(mPlayer.cursorX, mPlayer.cursorY).getHp()) {
 259                             mGameWorld.destroyBackMap(mPlayer.cursorX, mPlayer.cursorY);
 260                             mPlayer.blockDamage = 0;
 261                         }
 262                     }
 263                 } else {
 264                     if (mGameWorld.hasForeAt(mPlayer.cursorX, mPlayer.cursorY)) {
 265                         mGameWorld.placeToForeground(mPlayer.cursorX, mPlayer.cursorY, mGameItemsHolder.getFallbackBlock());
 266                     } else if (mGameWorld.hasBackAt(mPlayer.cursorX, mPlayer.cursorY)) {
 267                         mGameWorld.placeToBackground(mPlayer.cursorX, mPlayer.cursorY, mGameItemsHolder.getFallbackBlock());
 268                     }
 269                     mTouchedDown = false;
 270                 }
 271             } else {
 272                 hitMobs();
 273                 mTouchedDown = false;
 274             }
 275         }
 276     }
 277
 278     private boolean insideHotbar(float x, float y) {
 279         TextureRegion hotbar = Assets.textureRegions.get("hotbar");
 280         return y < hotbar.getRegionHeight() &&
 281                 Range.open(mMainConfig.getWidth() / 2 - (float) hotbar.getRegionWidth() / 2,
 282                         mMainConfig.getWidth() / 2 + (float) hotbar.getRegionWidth() / 2).contains(x);
 283     }
 284
 285     private void holdMB() {
 286         if (mTouchDownBtn == Input.Buttons.RIGHT) {
 287             useItem(mPlayer.cursorX, mPlayer.cursorY, mPlayer.inventory[mPlayer.slot].getItem(), true);
 288             mTouchedDown = false;
 289         } else {
 290             if (insideHotbar(mTouchDownX, mTouchDownY)) {
 291                 mMainConfig.setGameUiWindow(GameUiWindow.CREATIVE_INVENTORY);
 292                 mTouchedDown = false;
 293             }
 294         }
 295     }
 296
 297     public void keyDown(int keycode) {
 298         mKeyDown = true;
 299         mKeyDownCode = keycode;
 300         switch (keycode) {
 301             case Input.Keys.A:
 302             case Input.Keys.D:
 303             case Input.Keys.W:
 304             case Input.Keys.S:
 305             case Input.Keys.SPACE:
 306             case Input.Keys.CONTROL_LEFT:
 307                 wasdPressed(keycode);
 308                 break;
 309
 310             case Input.Keys.ALT_LEFT:
 311                 if (mMainConfig.isTouch()) {
 312                     mControlMode = mControlMode == ControlMode.WALK ? ControlMode.CURSOR : ControlMode.WALK;
 313                 }
 314                 break;
 315
 316             case Input.Keys.E:
 317                 if (mMainConfig.checkGameUiWindow(GameUiWindow.NONE)) {
 318                     switch (mPlayer.gameMode) {
 319                         case 0:
 320                             //TODO survival inv
 321                             break;
 322                         case 1:
 323                             mMainConfig.setGameUiWindow(GameUiWindow.CREATIVE_INVENTORY);
 324                             break;
 325                     }
 326                 } else {
 327                     mMainConfig.setGameUiWindow(GameUiWindow.NONE);
 328                 }
 329                 break;
 330
 331             case Input.Keys.G:
 332                 final Mob pig = new Pig(mPlayer.cursorX * 16, mPlayer.cursorY * 16);
 333                 pig.attachToController(mMobsController);
 334                 break;
 335
 336             case Input.Keys.GRAVE:
 337                 mMobsController.getPlayer().gameMode = (mMobsController.getPlayer().gameMode + 1) % 2;
 338                 break;
 339
 340             case Input.Keys.ESCAPE:
 341             case Input.Keys.BACK:
 342                 GameSaver.save(mMainConfig, mDropController, mMobsController, mGameWorld);
 343                 mMainConfig.getCaveGame().quitGame();
 344                 break;
 345
 346             case Input.Keys.F1:
 347                 mMainConfig.setShowInfo(!mMainConfig.isShowInfo());
 348                 break;
 349
 350             case Input.Keys.M:
 351                 mMainConfig.setShowMap(!mMainConfig.isShowMap());
 352                 break;
 353         }
 354     }
 355
 356     public void keyUp(int keycode) {
 357         switch (keycode) {
 358             case Input.Keys.A:
 359             case Input.Keys.D:
 360                 mPlayer.getVelocity().x = 0;
 361                 if (mMainConfig.isTouch() && mPlayer.swim) {
 362                     mPlayer.swim = false;
 363                 }
 364                 break;
 365
 366             case Input.Keys.W:
 367             case Input.Keys.S:
 368             case Input.Keys.SPACE:
 369             case Input.Keys.CONTROL_LEFT:
 370                 if (mPlayer.isFlyMode()) {
 371                     mPlayer.getVelocity().y = 0;
 372                 }
 373                 if (mPlayer.swim) {
 374                     mPlayer.swim = false;
 375                 }
 376                 break;
 377         }
 378     }
 379
 380     public void touchDown(float touchX, float touchY, int button) {
 381         mTouchDownTime = TimeUtils.millis();
 382         mTouchedDown = true;
 383         mTouchDownBtn = button;
 384         mTouchDownX = touchX;
 385         mTouchDownY = touchY;
 386     }
 387
 388     public void touchUp(float screenX, float screenY, int button) {
 389         if (mDragging) {
 390             mDragging = false;
 391             return;
 392         }
 393
 394         if (mMainConfig.isTouch() && mKeyDown) {
 395             keyUp(mKeyDownCode);
 396             mKeyDown = false;
 397         }
 398         TextureRegion hotbar = Assets.textureRegions.get("hotbar");
 399         TextureRegion creative = Assets.textureRegions.get("creative");
 400         if (mTouchedDown) {
 401             if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY) && insideCreativeInv(screenX, screenY)) {
 402                 int ix = (int) (screenX - (mMainConfig.getWidth() / 2 - creative.getRegionWidth() / 2 + 8)) / 18;
 403                 int iy = (int) (screenY - (mMainConfig.getHeight() / 2 - creative.getRegionHeight() / 2 + 18)) / 18;
 404                 int itemPos = mCreativeScroll * 8 + (ix + iy * 8);
 405                 if (ix >= 8 || ix < 0 || iy < 0 || iy >= 5) {
 406                     itemPos = -1;
 407                 }
 408
 409                 System.arraycopy(mPlayer.inventory, 0, mPlayer.inventory, 1, 8);
 410                 mPlayer.inventory[0] = mGameItemsHolder.getItemFromCreativeInventory(itemPos).toInventoryItem();
 411             } else if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY)) {
 412                 mMainConfig.setGameUiWindow(GameUiWindow.NONE);
 413             } else if (screenY < hotbar.getRegionHeight() &&
 414                     screenX > mMainConfig.getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 &&
 415                     screenX < mMainConfig.getWidth() / 2 + (float) hotbar.getRegionWidth() / 2) {
 416                 mPlayer.slot = (int) ((screenX - (mMainConfig.getWidth() / 2 - hotbar.getRegionWidth() / 2)) / 20);
 417             } else if (button == Input.Buttons.RIGHT) {
 418                 useItem(mPlayer.cursorX, mPlayer.cursorY,
 419                         mPlayer.inventory[mPlayer.slot].getItem(), false);
 420             } else if (button == Input.Buttons.LEFT) {
 421                 mPlayer.stopHitting();
 422                 mPlayer.blockDamage = 0;
 423             }
 424         }
 425         mTouchedDown = false;
 426     }
 427
 428     public void touchDragged(float screenX, float screenY) {
 429         if (Math.abs(screenX - mTouchDownX) < 16 && Math.abs(screenY - mTouchDownY) < 16) {
 430             return;
 431         }
 432
 433         mDragging = true;
 434         if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY) && Math.abs(screenY - mTouchDownY) > 16) {
 435             if (insideCreativeInv(screenX, screenY)) {
 436                 mCreativeScroll -= (screenY - mTouchDownY) / 16;
 437                 mTouchDownX = screenX;
 438                 mTouchDownY = screenY;
 439                 if (mCreativeScroll < 0) {
 440                     mCreativeScroll = 0;
 441                 }
 442
 443                 final int maxScroll = mGameItemsHolder.getCreativeScrollAmount();
 444                 if (mCreativeScroll > maxScroll) {
 445                     mCreativeScroll = maxScroll;
 446                 }
 447             }
 448         }
 449     }
 450
 451     public void scrolled(float amountX, float amountY) {
 452         switch (mMainConfig.getGameUiWindow()) {
 453             case NONE:
 454                 mPlayer.slot += (int) amountY;
 455                 if (mPlayer.slot < 0) {
 456                     mPlayer.slot = 8;
 457                 }
 458                 if (mPlayer.slot > 8) {
 459                     mPlayer.slot = 0;
 460                 }
 461                 break;
 462             case CREATIVE_INVENTORY:
 463                 mCreativeScroll += (int) amountY;
 464                 if (mCreativeScroll < 0) {
 465                     mCreativeScroll = 0;
 466                 }
 467
 468                 final int maxScroll = mGameItemsHolder.getCreativeScrollAmount();
 469                 if (mCreativeScroll > maxScroll) {
 470                     mCreativeScroll = maxScroll;
 471                 }
 472                 break;
 473         }
 474     }
 475
 476     public int getKeyDownCode() {
 477         return mKeyDownCode;
 478     }
 479
 480     public boolean isKeyDown() {
 481         return mKeyDown;
 482     }
 483
 484     public int getCreativeScroll() {
 485         return mCreativeScroll;
 486     }
 487
 488     public ControlMode getControlMode() {
 489         return mControlMode;
 490     }
 491
 492     public void setControlMode(ControlMode controlMode) {
 493         mControlMode = controlMode;
 494     }
 495
 496     void update() {
 497         if (!mTouchedDown) {
 498             mPlayer.stopHitting();
 499             return;
 500         }
 501
 502         if (mTouchDownBtn == Input.Buttons.LEFT) {
 503             pressLMB();
 504         }
 505
 506         if (mTouchedDown && TimeUtils.timeSinceMillis(mTouchDownTime) > 500) {
 507             holdMB();
 508         }
 509     }
 510
 511 }