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.inject.Inject;
  25
  26 import java.util.Map;
  27
  28 import static ru.deadsoftware.cavedroid.game.GameItems.*;
  29
  30 @GameScope
  31 public class GameInput {
  32
  33     private static final String TAG = "GameInput";
  34
  35     private final MainConfig mMainConfig;
  36     private final GameWorld mGameWorld;
  37     private final DropController mDropController;
  38     private final MobsController mMobsController;
  39     private final GameItemsHolder mGameItemsHolder;
  40     private final Map<String, IUseItemAction> mUseItemActionMap;
  41     private final Map<String, IPlaceBlockAction> mPlaceBlockActionMap;
  42
  43     private final Player mPlayer;
  44
  45     private ControlMode mControlMode;
  46
  47     private boolean mKeyDown;
  48     private boolean mTouchedDown;
  49     private boolean mDragging;
  50
  51     private int mKeyDownCode;
  52     private int mTouchDownBtn;
  53     private float mTouchDownX;
  54     private float mTouchDownY;
  55     private long mTouchDownTime;
  56
  57     private int mCurX;
  58     private int mCurY;
  59     private int mCreativeScroll;
  60     private int mBlockDamage;
  61
  62     @Inject
  63     public GameInput(MainConfig mainConfig,
  64                      GameWorld gameWorld,
  65                      DropController dropController,
  66                      MobsController mobsController,
  67                      GameItemsHolder gameItemsHolder,
  68                      Map<String, IUseItemAction> useItemActionMap,
  69                      Map<String, IPlaceBlockAction> placeBlockActionMap) {
  70         mMainConfig = mainConfig;
  71         mGameWorld = gameWorld;
  72         mDropController = dropController;
  73         mMobsController = mobsController;
  74         mGameItemsHolder = gameItemsHolder;
  75         mUseItemActionMap = useItemActionMap;
  76         mPlaceBlockActionMap = placeBlockActionMap;
  77
  78         mPlayer = mMobsController.getPlayer();
  79
  80         mControlMode = mMainConfig.isTouch() ? ControlMode.WALK : ControlMode.CURSOR;
  81     }
  82
  83     private boolean checkSwim() {
  84         return mGameWorld.getForeMap(mPlayer.getMapX(), mPlayer.getLowerMapY()).isFluid();
  85     }
  86
  87     private void goUpwards() {
  88         if (checkSwim()) {
  89             mPlayer.swim = true;
  90         } else if (mPlayer.canJump()) {
  91             mPlayer.jump();
  92         } else if (!mPlayer.isFlyMode() && mPlayer.gameMode == 1) {
  93             mPlayer.setFlyMode(true);
  94             mPlayer.getVelocity().y = 0;
  95         } else if (mPlayer.isFlyMode()) {
  96             mPlayer.getVelocity().y = -mPlayer.getSpeed();
  97         }
  98     }
  99
 100     @SuppressWarnings("IntegerDivisionInFloatingPointContext")
 101     private boolean insideCreativeInv(float screenX, float screenY) {
 102         TextureRegion creative = Assets.textureRegions.get("creative");
 103         return (screenX > mMainConfig.getWidth() / 2 - creative.getRegionWidth() / 2 &&
 104                 screenX < mMainConfig.getWidth() / 2 + creative.getRegionWidth() / 2 &&
 105                 screenY > mMainConfig.getHeight() / 2 - creative.getRegionHeight() / 2 &&
 106                 screenY < mMainConfig.getHeight() / 2 + creative.getRegionHeight() / 2);
 107     }
 108
 109     private void wasdPressed(int keycode) {
 110         if (mControlMode == ControlMode.WALK || !mMainConfig.isTouch()) {
 111             switch (keycode) {
 112                 case Input.Keys.A:
 113                     mPlayer.getVelocity().x = -mPlayer.getSpeed();
 114                     mPlayer.setDir(Mob.Direction.LEFT);
 115                     if (mMainConfig.isTouch() && checkSwim()) {
 116                         mPlayer.swim = true;
 117                     }
 118                     break;
 119                 case Input.Keys.D:
 120                     mPlayer.getVelocity().x = mPlayer.getSpeed();
 121                     mPlayer.setDir(Mob.Direction.RIGHT);
 122                     if (mMainConfig.isTouch() && checkSwim()) {
 123                         mPlayer.swim = true;
 124                     }
 125                     break;
 126                 case Input.Keys.W:
 127                 case Input.Keys.SPACE:
 128                     goUpwards();
 129                     break;
 130                 case Input.Keys.S:
 131                 case Input.Keys.CONTROL_LEFT:
 132                     mPlayer.getVelocity().y = mPlayer.getSpeed();
 133                     break;
 134             }
 135         } else {
 136             switch (keycode) {
 137                 case Input.Keys.A:
 138                     mCurX--;
 139                     break;
 140                 case Input.Keys.D:
 141                     mCurX++;
 142                     break;
 143                 case Input.Keys.W:
 144                     mCurY--;
 145                     break;
 146                 case Input.Keys.S:
 147                     mCurY++;
 148                     break;
 149             }
 150             mBlockDamage = 0;
 151         }
 152     }
 153
 154     private boolean isNotAutoselectable(int x, int y) {
 155         return (!mGameWorld.hasForeAt(x, y) || !mGameWorld.getForeMap(x, y).hasCollision());
 156     }
 157
 158     private void checkCursorBounds() {
 159         if (mCurY < 0) {
 160             mCurY = 0;
 161         } else if (mCurY >= mGameWorld.getHeight()) {
 162             mCurY = mGameWorld.getHeight() - 1;
 163         }
 164
 165         if (mControlMode == ControlMode.CURSOR) {
 166             if (mCurX * 16 + 8 < mPlayer.getX() + mPlayer.getWidth() / 2) {
 167                 mPlayer.setDir(Mob.Direction.LEFT);
 168             } else {
 169                 mPlayer.setDir(Mob.Direction.RIGHT);
 170             }
 171         }
 172     }
 173
 174     public void moveCursor(GameRenderer gameRenderer) {
 175         int pastX = mCurX;
 176         int pastY = mCurY;
 177
 178         if (mControlMode == ControlMode.WALK && mMainConfig.isTouch()) {
 179             mCurX = mPlayer.getMapX() + (mPlayer.looksLeft() ? -1 : 1);
 180             mCurY = mPlayer.getUpperMapY();
 181             for (int i = 0; i < 2 && isNotAutoselectable(mCurX, mCurY); i++) {
 182                 mCurY++;
 183             }
 184             if (isNotAutoselectable(mCurX, mCurY)) {
 185                 mCurX += mPlayer.looksLeft() ? 1 : -1;
 186             }
 187         } else if (!mMainConfig.isTouch()) {
 188             final int tmpX = (int) (Gdx.input.getX() * (mMainConfig.getWidth() /
 189                     Gdx.graphics.getWidth()) + gameRenderer.getCamX());
 190             mCurX = tmpX / 16;
 191
 192             final int tmpY = (int) (Gdx.input.getY() * (mMainConfig.getHeight() /
 193                     Gdx.graphics.getHeight()) + gameRenderer.getCamY());
 194             mCurY = tmpY / 16;
 195
 196             if (tmpX < 0) {
 197                 mCurX--;
 198             }
 199
 200             final double a = tmpX - mPlayer.x;
 201             final double b = tmpY - mPlayer.y;
 202
 203             mPlayer.headRotation = (float) Math.atan(b / a) * MathUtils.radDeg;
 204         }
 205
 206         if (pastX != mCurX || pastY != mCurY) {
 207             mBlockDamage = 0;
 208         }
 209
 210         checkCursorBounds();
 211     }
 212
 213     private void useItem(int x, int y, int id, boolean bg) {
 214         mPlayer.startHitting();
 215
 216         if (id > 0) {
 217             final Item item = getItem(id);
 218
 219             if (item instanceof Item.Placeable) {
 220                 if (!bg) {
 221                     CommonBlockActionUtilsKt.placeToForegroundAction(mPlaceBlockActionMap, (Item.Placeable) item, x, y);
 222                 } else {
 223                     CommonBlockActionUtilsKt.placeToBackgroundAction(mPlaceBlockActionMap, (Item.Placeable) item, x, y);
 224                 }
 225             } else if (item instanceof Item.Usable) {
 226                 final String actionKey = ((Item.Usable)item).getUseActionKey();
 227                 final IUseItemAction useItemAction = mUseItemActionMap.get(actionKey);
 228
 229                 if (useItemAction != null) {
 230                     useItemAction.perform((Item.Usable) item, x, y);
 231                 } else {
 232                     Gdx.app.error(TAG, "use item action " + actionKey + " not found");
 233                 }
 234             }
 235         }
 236     }
 237
 238     private void hitMobs() {
 239         final Player player = mMobsController.getPlayer();
 240         mMobsController.getMobs().forEach((mob) -> {
 241             if (Intersector.overlaps(mob, player)) {
 242                 mob.damage(5);
 243                 mob.jump();
 244             }
 245         });
 246     }
 247
 248     private void pressLMB() {
 249         if (mMainConfig.checkGameUiWindow(GameUiWindow.NONE)) {
 250             mPlayer.startHitting();
 251
 252             if ((mGameWorld.hasForeAt(mCurX, mCurY) && mGameWorld.getForeMap(mCurX, mCurY).getHp() >= 0) ||
 253                     (!mGameWorld.hasForeAt(mCurX, mCurY) && mGameWorld.hasBackAt(mCurX, mCurY) &&
 254                             mGameWorld.getBackMap(mCurX, mCurY).getHp() >= 0)) {
 255                 if (mPlayer.gameMode == 0) {
 256                     mBlockDamage++;
 257                     if (mGameWorld.hasForeAt(mCurX, mCurY)) {
 258                         if (mBlockDamage >= mGameWorld.getForeMap(mCurX, mCurY).getHp()) {
 259                             mGameWorld.destroyForeMap(mCurX, mCurY);
 260                             mBlockDamage = 0;
 261                         }
 262                     } else if (mGameWorld.hasBackAt(mCurX, mCurY)) {
 263                         if (mBlockDamage >= mGameWorld.getBackMap(mCurX, mCurY).getHp()) {
 264                             mGameWorld.destroyBackMap(mCurX, mCurY);
 265                             mBlockDamage = 0;
 266                         }
 267                     }
 268                 } else {
 269                     if (mGameWorld.hasForeAt(mCurX, mCurY)) {
 270                         mGameWorld.placeToForeground(mCurX, mCurY, mGameItemsHolder.getFallbackBlock());
 271                     } else if (mGameWorld.hasBackAt(mCurX, mCurY)) {
 272                         mGameWorld.placeToBackground(mCurX, mCurY, mGameItemsHolder.getFallbackBlock());
 273                     }
 274                     mTouchedDown = false;
 275                 }
 276             } else {
 277                 hitMobs();
 278                 mTouchedDown = false;
 279             }
 280         }
 281     }
 282
 283     private boolean insideHotbar(float x, float y) {
 284         TextureRegion hotbar = Assets.textureRegions.get("hotbar");
 285         return y < hotbar.getRegionHeight() &&
 286                 Range.open(mMainConfig.getWidth() / 2 - (float) hotbar.getRegionWidth() / 2,
 287                         mMainConfig.getWidth() / 2 + (float) hotbar.getRegionWidth() / 2).contains(x);
 288     }
 289
 290     private void holdMB() {
 291         if (mTouchDownBtn == Input.Buttons.RIGHT) {
 292             useItem(mCurX, mCurY, mPlayer.inventory[mPlayer.slot], true);
 293             mTouchedDown = false;
 294         } else {
 295             if (insideHotbar(mTouchDownX, mTouchDownY)) {
 296                 mMainConfig.setGameUiWindow(GameUiWindow.CREATIVE_INVENTORY);
 297                 mTouchedDown = false;
 298             }
 299         }
 300     }
 301
 302     public void keyDown(int keycode) {
 303         mKeyDown = true;
 304         mKeyDownCode = keycode;
 305         switch (keycode) {
 306             case Input.Keys.A:
 307             case Input.Keys.D:
 308             case Input.Keys.W:
 309             case Input.Keys.S:
 310             case Input.Keys.SPACE:
 311             case Input.Keys.CONTROL_LEFT:
 312                 wasdPressed(keycode);
 313                 break;
 314
 315             case Input.Keys.ALT_LEFT:
 316                 if (mMainConfig.isTouch()) {
 317                     mControlMode = mControlMode == ControlMode.WALK ? ControlMode.CURSOR : ControlMode.WALK;
 318                 }
 319                 break;
 320
 321             case Input.Keys.E:
 322                 if (mMainConfig.checkGameUiWindow(GameUiWindow.NONE)) {
 323                     switch (mPlayer.gameMode) {
 324                         case 0:
 325                             //TODO survival inv
 326                             break;
 327                         case 1:
 328                             mMainConfig.setGameUiWindow(GameUiWindow.CREATIVE_INVENTORY);
 329                             break;
 330                     }
 331                 } else {
 332                     mMainConfig.setGameUiWindow(GameUiWindow.NONE);
 333                 }
 334                 break;
 335
 336             case Input.Keys.G:
 337                 final Mob pig = new Pig(mCurX * 16, mCurY * 16);
 338                 pig.attachToController(mMobsController);
 339                 break;
 340
 341             case Input.Keys.GRAVE:
 342                 mMobsController.getPlayer().gameMode = (mMobsController.getPlayer().gameMode + 1) % 2;
 343                 break;
 344
 345             case Input.Keys.ESCAPE:
 346             case Input.Keys.BACK:
 347                 GameSaver.save(mMainConfig, mDropController, mMobsController, mGameWorld);
 348                 mMainConfig.getCaveGame().quitGame();
 349                 break;
 350
 351             case Input.Keys.F1:
 352                 mMainConfig.setShowInfo(!mMainConfig.isShowInfo());
 353                 break;
 354
 355             case Input.Keys.M:
 356                 mMainConfig.setShowMap(!mMainConfig.isShowMap());
 357                 break;
 358         }
 359     }
 360
 361     public void keyUp(int keycode) {
 362         switch (keycode) {
 363             case Input.Keys.A:
 364             case Input.Keys.D:
 365                 mPlayer.getVelocity().x = 0;
 366                 if (mMainConfig.isTouch() && mPlayer.swim) {
 367                     mPlayer.swim = false;
 368                 }
 369                 break;
 370
 371             case Input.Keys.W:
 372             case Input.Keys.S:
 373             case Input.Keys.SPACE:
 374             case Input.Keys.CONTROL_LEFT:
 375                 if (mPlayer.isFlyMode()) {
 376                     mPlayer.getVelocity().y = 0;
 377                 }
 378                 if (mPlayer.swim) {
 379                     mPlayer.swim = false;
 380                 }
 381                 break;
 382         }
 383     }
 384
 385     public void touchDown(float touchX, float touchY, int button) {
 386         mTouchDownTime = TimeUtils.millis();
 387         mTouchedDown = true;
 388         mTouchDownBtn = button;
 389         mTouchDownX = touchX;
 390         mTouchDownY = touchY;
 391     }
 392
 393     public void touchUp(float screenX, float screenY, int button) {
 394         if (mDragging) {
 395             mDragging = false;
 396             return;
 397         }
 398
 399         if (mMainConfig.isTouch() && mKeyDown) {
 400             keyUp(mKeyDownCode);
 401             mKeyDown = false;
 402         }
 403         TextureRegion hotbar = Assets.textureRegions.get("hotbar");
 404         TextureRegion creative = Assets.textureRegions.get("creative");
 405         if (mTouchedDown) {
 406             if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY) && insideCreativeInv(screenX, screenY)) {
 407                 int ix = (int) (screenX - (mMainConfig.getWidth() / 2 - creative.getRegionWidth() / 2 + 8)) / 18;
 408                 int iy = (int) (screenY - (mMainConfig.getHeight() / 2 - creative.getRegionHeight() / 2 + 18)) / 18;
 409                 int item = mCreativeScroll * 8 + (ix + iy * 8);
 410                 if (ix >= 8 || ix < 0 || iy < 0 || iy >= 5) {
 411                     item = -1;
 412                 }
 413                 if (item >= 0 && item < GameItems.getItemsSize()) {
 414                     System.arraycopy(mPlayer.inventory, 0, mPlayer.inventory, 1, 8);
 415                     mPlayer.inventory[0] = item;
 416                 }
 417             } else if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY)) {
 418                 mMainConfig.setGameUiWindow(GameUiWindow.NONE);
 419             } else if (screenY < hotbar.getRegionHeight() &&
 420                     screenX > mMainConfig.getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 &&
 421                     screenX < mMainConfig.getWidth() / 2 + (float) hotbar.getRegionWidth() / 2) {
 422                 mPlayer.slot = (int) ((screenX - (mMainConfig.getWidth() / 2 - hotbar.getRegionWidth() / 2)) / 20);
 423             } else if (button == Input.Buttons.RIGHT) {
 424                 useItem(mCurX, mCurY,
 425                         mPlayer.inventory[mPlayer.slot], false);
 426             } else if (button == Input.Buttons.LEFT) {
 427                 mBlockDamage = 0;
 428             }
 429         }
 430         mTouchedDown = false;
 431     }
 432
 433     public void touchDragged(float screenX, float screenY) {
 434         if (Math.abs(screenX - mTouchDownX) < 16 && Math.abs(screenY - mTouchDownY) < 16) {
 435             return;
 436         }
 437
 438         mDragging = true;
 439         if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY) && Math.abs(screenY - mTouchDownY) > 16) {
 440             if (insideCreativeInv(screenX, screenY)) {
 441                 mCreativeScroll -= (screenY - mTouchDownY) / 16;
 442                 mTouchDownX = screenX;
 443                 mTouchDownY = screenY;
 444                 if (mCreativeScroll < 0) {
 445                     mCreativeScroll = 0;
 446                 }
 447                 if (mCreativeScroll > GameProc.MAX_CREATIVE_SCROLL) {
 448                     mCreativeScroll = GameProc.MAX_CREATIVE_SCROLL;
 449                 }
 450             }
 451         }
 452     }
 453
 454     public void scrolled(float amountX, float amountY) {
 455         switch (mMainConfig.getGameUiWindow()) {
 456             case NONE:
 457                 mPlayer.slot += (int) amountY;
 458                 if (mPlayer.slot < 0) {
 459                     mPlayer.slot = 8;
 460                 }
 461                 if (mPlayer.slot > 8) {
 462                     mPlayer.slot = 0;
 463                 }
 464                 break;
 465             case CREATIVE_INVENTORY:
 466                 mCreativeScroll += (int) amountY;
 467                 if (mCreativeScroll < 0) {
 468                     mCreativeScroll = 0;
 469                 }
 470                 if (mCreativeScroll > GameProc.MAX_CREATIVE_SCROLL) {
 471                     mCreativeScroll = GameProc.MAX_CREATIVE_SCROLL;
 472                 }
 473                 break;
 474         }
 475     }
 476
 477     public int getKeyDownCode() {
 478         return mKeyDownCode;
 479     }
 480
 481     public boolean isKeyDown() {
 482         return mKeyDown;
 483     }
 484
 485     int getBlockDamage() {
 486         return mBlockDamage;
 487     }
 488
 489     int getCurX() {
 490         return mCurX;
 491     }
 492
 493     int getCurY() {
 494         return mCurY;
 495     }
 496
 497     int getCreativeScroll() {
 498         return mCreativeScroll;
 499     }
 500
 501     public ControlMode getControlMode() {
 502         return mControlMode;
 503     }
 504
 505     public void setControlMode(ControlMode controlMode) {
 506         mControlMode = controlMode;
 507     }
 508
 509     void update() {
 510         if (!mTouchedDown) {
 511             mPlayer.stopHitting();
 512             return;
 513         }
 514
 515         if (mTouchDownBtn == Input.Buttons.LEFT) {
 516             pressLMB();
 517         }
 518
 519         if (mTouchedDown && TimeUtils.timeSinceMillis(mTouchDownTime) > 500) {
 520             holdMB();
 521         }
 522     }
 523
 524 }