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 mCurX;
  57     private int mCurY;
  58     private int mCreativeScroll;
  59     private int mBlockDamage;
  60
  61     @Inject
  62     public GameInput(MainConfig mainConfig,
  63                      GameWorld gameWorld,
  64                      DropController dropController,
  65                      MobsController mobsController,
  66                      GameItemsHolder gameItemsHolder,
  67                      Map<String, IUseItemAction> useItemActionMap,
  68                      Map<String, IPlaceBlockAction> placeBlockActionMap) {
  69         mMainConfig = mainConfig;
  70         mGameWorld = gameWorld;
  71         mDropController = dropController;
  72         mMobsController = mobsController;
  73         mGameItemsHolder = gameItemsHolder;
  74         mUseItemActionMap = useItemActionMap;
  75         mPlaceBlockActionMap = placeBlockActionMap;
  76
  77         mPlayer = mMobsController.getPlayer();
  78
  79         mControlMode = mMainConfig.isTouch() ? ControlMode.WALK : ControlMode.CURSOR;
  80     }
  81
  82     private boolean checkSwim() {
  83         return mGameWorld.getForeMap(mPlayer.getMapX(), mPlayer.getLowerMapY()).isFluid();
  84     }
  85
  86     private void goUpwards() {
  87         if (checkSwim()) {
  88             mPlayer.swim = true;
  89         } else if (mPlayer.canJump()) {
  90             mPlayer.jump();
  91         } else if (!mPlayer.isFlyMode() && mPlayer.gameMode == 1) {
  92             mPlayer.setFlyMode(true);
  93             mPlayer.getVelocity().y = 0;
  94         } else if (mPlayer.isFlyMode()) {
  95             mPlayer.getVelocity().y = -mPlayer.getSpeed();
  96         }
  97     }
  98
  99     @SuppressWarnings("IntegerDivisionInFloatingPointContext")
 100     private boolean insideCreativeInv(float screenX, float screenY) {
 101         TextureRegion creative = Assets.textureRegions.get("creative");
 102         return (screenX > mMainConfig.getWidth() / 2 - creative.getRegionWidth() / 2 &&
 103                 screenX < mMainConfig.getWidth() / 2 + creative.getRegionWidth() / 2 &&
 104                 screenY > mMainConfig.getHeight() / 2 - creative.getRegionHeight() / 2 &&
 105                 screenY < mMainConfig.getHeight() / 2 + creative.getRegionHeight() / 2);
 106     }
 107
 108     private void wasdPressed(int keycode) {
 109         if (mControlMode == ControlMode.WALK || !mMainConfig.isTouch()) {
 110             switch (keycode) {
 111                 case Input.Keys.A:
 112                     mPlayer.getVelocity().x = -mPlayer.getSpeed();
 113                     mPlayer.setDir(Mob.Direction.LEFT);
 114                     if (mMainConfig.isTouch() && checkSwim()) {
 115                         mPlayer.swim = true;
 116                     }
 117                     break;
 118                 case Input.Keys.D:
 119                     mPlayer.getVelocity().x = mPlayer.getSpeed();
 120                     mPlayer.setDir(Mob.Direction.RIGHT);
 121                     if (mMainConfig.isTouch() && checkSwim()) {
 122                         mPlayer.swim = true;
 123                     }
 124                     break;
 125                 case Input.Keys.W:
 126                 case Input.Keys.SPACE:
 127                     goUpwards();
 128                     break;
 129                 case Input.Keys.S:
 130                 case Input.Keys.CONTROL_LEFT:
 131                     mPlayer.getVelocity().y = mPlayer.getSpeed();
 132                     break;
 133             }
 134         } else {
 135             switch (keycode) {
 136                 case Input.Keys.A:
 137                     mCurX--;
 138                     break;
 139                 case Input.Keys.D:
 140                     mCurX++;
 141                     break;
 142                 case Input.Keys.W:
 143                     mCurY--;
 144                     break;
 145                 case Input.Keys.S:
 146                     mCurY++;
 147                     break;
 148             }
 149             mBlockDamage = 0;
 150         }
 151     }
 152
 153     private boolean isNotAutoselectable(int x, int y) {
 154         return (!mGameWorld.hasForeAt(x, y) || !mGameWorld.getForeMap(x, y).hasCollision());
 155     }
 156
 157     private void checkCursorBounds() {
 158         if (mCurY < 0) {
 159             mCurY = 0;
 160         } else if (mCurY >= mGameWorld.getHeight()) {
 161             mCurY = mGameWorld.getHeight() - 1;
 162         }
 163
 164         if (mControlMode == ControlMode.CURSOR) {
 165             if (mCurX * 16 + 8 < mPlayer.getX() + mPlayer.getWidth() / 2) {
 166                 mPlayer.setDir(Mob.Direction.LEFT);
 167             } else {
 168                 mPlayer.setDir(Mob.Direction.RIGHT);
 169             }
 170         }
 171     }
 172
 173     public void moveCursor(GameRenderer gameRenderer) {
 174         int pastX = mCurX;
 175         int pastY = mCurY;
 176
 177         if (mControlMode == ControlMode.WALK && mMainConfig.isTouch()) {
 178             mCurX = mPlayer.getMapX() + (mPlayer.looksLeft() ? -1 : 1);
 179             mCurY = mPlayer.getUpperMapY();
 180             for (int i = 0; i < 2 && isNotAutoselectable(mCurX, mCurY); i++) {
 181                 mCurY++;
 182             }
 183             if (isNotAutoselectable(mCurX, mCurY)) {
 184                 mCurX += mPlayer.looksLeft() ? 1 : -1;
 185             }
 186         } else if (!mMainConfig.isTouch()) {
 187             final int tmpX = (int) (Gdx.input.getX() * (mMainConfig.getWidth() /
 188                     Gdx.graphics.getWidth()) + gameRenderer.getCamX());
 189             mCurX = tmpX / 16;
 190
 191             final int tmpY = (int) (Gdx.input.getY() * (mMainConfig.getHeight() /
 192                     Gdx.graphics.getHeight()) + gameRenderer.getCamY());
 193             mCurY = tmpY / 16;
 194
 195             if (tmpX < 0) {
 196                 mCurX--;
 197             }
 198
 199             final double a = tmpX - mPlayer.x;
 200             final double b = tmpY - mPlayer.y;
 201
 202             mPlayer.headRotation = (float) Math.atan(b / a) * MathUtils.radDeg;
 203         }
 204
 205         if (pastX != mCurX || pastY != mCurY) {
 206             mBlockDamage = 0;
 207         }
 208
 209         checkCursorBounds();
 210     }
 211
 212     private void useItem(int x, int y, @CheckForNull Item item, boolean bg) {
 213         mPlayer.startHitting();
 214
 215         if (item == null) {
 216             return;
 217         }
 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     private void hitMobs() {
 238         final Player player = mMobsController.getPlayer();
 239         mMobsController.getMobs().forEach((mob) -> {
 240             if (Intersector.overlaps(mob, player)) {
 241                 mob.damage(5);
 242                 mob.jump();
 243             }
 244         });
 245     }
 246
 247     private void pressLMB() {
 248         if (mMainConfig.checkGameUiWindow(GameUiWindow.NONE)) {
 249             mPlayer.startHitting();
 250
 251             if ((mGameWorld.hasForeAt(mCurX, mCurY) && mGameWorld.getForeMap(mCurX, mCurY).getHp() >= 0) ||
 252                     (!mGameWorld.hasForeAt(mCurX, mCurY) && mGameWorld.hasBackAt(mCurX, mCurY) &&
 253                             mGameWorld.getBackMap(mCurX, mCurY).getHp() >= 0)) {
 254                 if (mPlayer.gameMode == 0) {
 255                     mBlockDamage++;
 256                     if (mGameWorld.hasForeAt(mCurX, mCurY)) {
 257                         if (mBlockDamage >= mGameWorld.getForeMap(mCurX, mCurY).getHp()) {
 258                             mGameWorld.destroyForeMap(mCurX, mCurY);
 259                             mBlockDamage = 0;
 260                         }
 261                     } else if (mGameWorld.hasBackAt(mCurX, mCurY)) {
 262                         if (mBlockDamage >= mGameWorld.getBackMap(mCurX, mCurY).getHp()) {
 263                             mGameWorld.destroyBackMap(mCurX, mCurY);
 264                             mBlockDamage = 0;
 265                         }
 266                     }
 267                 } else {
 268                     if (mGameWorld.hasForeAt(mCurX, mCurY)) {
 269                         mGameWorld.placeToForeground(mCurX, mCurY, mGameItemsHolder.getFallbackBlock());
 270                     } else if (mGameWorld.hasBackAt(mCurX, mCurY)) {
 271                         mGameWorld.placeToBackground(mCurX, mCurY, mGameItemsHolder.getFallbackBlock());
 272                     }
 273                     mTouchedDown = false;
 274                 }
 275             } else {
 276                 hitMobs();
 277                 mTouchedDown = false;
 278             }
 279         }
 280     }
 281
 282     private boolean insideHotbar(float x, float y) {
 283         TextureRegion hotbar = Assets.textureRegions.get("hotbar");
 284         return y < hotbar.getRegionHeight() &&
 285                 Range.open(mMainConfig.getWidth() / 2 - (float) hotbar.getRegionWidth() / 2,
 286                         mMainConfig.getWidth() / 2 + (float) hotbar.getRegionWidth() / 2).contains(x);
 287     }
 288
 289     private void holdMB() {
 290         if (mTouchDownBtn == Input.Buttons.RIGHT) {
 291             useItem(mCurX, mCurY, mPlayer.inventory[mPlayer.slot].getItem(), true);
 292             mTouchedDown = false;
 293         } else {
 294             if (insideHotbar(mTouchDownX, mTouchDownY)) {
 295                 mMainConfig.setGameUiWindow(GameUiWindow.CREATIVE_INVENTORY);
 296                 mTouchedDown = false;
 297             }
 298         }
 299     }
 300
 301     public void keyDown(int keycode) {
 302         mKeyDown = true;
 303         mKeyDownCode = keycode;
 304         switch (keycode) {
 305             case Input.Keys.A:
 306             case Input.Keys.D:
 307             case Input.Keys.W:
 308             case Input.Keys.S:
 309             case Input.Keys.SPACE:
 310             case Input.Keys.CONTROL_LEFT:
 311                 wasdPressed(keycode);
 312                 break;
 313
 314             case Input.Keys.ALT_LEFT:
 315                 if (mMainConfig.isTouch()) {
 316                     mControlMode = mControlMode == ControlMode.WALK ? ControlMode.CURSOR : ControlMode.WALK;
 317                 }
 318                 break;
 319
 320             case Input.Keys.E:
 321                 if (mMainConfig.checkGameUiWindow(GameUiWindow.NONE)) {
 322                     switch (mPlayer.gameMode) {
 323                         case 0:
 324                             //TODO survival inv
 325                             break;
 326                         case 1:
 327                             mMainConfig.setGameUiWindow(GameUiWindow.CREATIVE_INVENTORY);
 328                             break;
 329                     }
 330                 } else {
 331                     mMainConfig.setGameUiWindow(GameUiWindow.NONE);
 332                 }
 333                 break;
 334
 335             case Input.Keys.G:
 336                 final Mob pig = new Pig(mCurX * 16, mCurY * 16);
 337                 pig.attachToController(mMobsController);
 338                 break;
 339
 340             case Input.Keys.GRAVE:
 341                 mMobsController.getPlayer().gameMode = (mMobsController.getPlayer().gameMode + 1) % 2;
 342                 break;
 343
 344             case Input.Keys.ESCAPE:
 345             case Input.Keys.BACK:
 346                 GameSaver.save(mMainConfig, mDropController, mMobsController, mGameWorld);
 347                 mMainConfig.getCaveGame().quitGame();
 348                 break;
 349
 350             case Input.Keys.F1:
 351                 mMainConfig.setShowInfo(!mMainConfig.isShowInfo());
 352                 break;
 353
 354             case Input.Keys.M:
 355                 mMainConfig.setShowMap(!mMainConfig.isShowMap());
 356                 break;
 357         }
 358     }
 359
 360     public void keyUp(int keycode) {
 361         switch (keycode) {
 362             case Input.Keys.A:
 363             case Input.Keys.D:
 364                 mPlayer.getVelocity().x = 0;
 365                 if (mMainConfig.isTouch() && mPlayer.swim) {
 366                     mPlayer.swim = false;
 367                 }
 368                 break;
 369
 370             case Input.Keys.W:
 371             case Input.Keys.S:
 372             case Input.Keys.SPACE:
 373             case Input.Keys.CONTROL_LEFT:
 374                 if (mPlayer.isFlyMode()) {
 375                     mPlayer.getVelocity().y = 0;
 376                 }
 377                 if (mPlayer.swim) {
 378                     mPlayer.swim = false;
 379                 }
 380                 break;
 381         }
 382     }
 383
 384     public void touchDown(float touchX, float touchY, int button) {
 385         mTouchDownTime = TimeUtils.millis();
 386         mTouchedDown = true;
 387         mTouchDownBtn = button;
 388         mTouchDownX = touchX;
 389         mTouchDownY = touchY;
 390     }
 391
 392     public void touchUp(float screenX, float screenY, int button) {
 393         if (mDragging) {
 394             mDragging = false;
 395             return;
 396         }
 397
 398         if (mMainConfig.isTouch() && mKeyDown) {
 399             keyUp(mKeyDownCode);
 400             mKeyDown = false;
 401         }
 402         TextureRegion hotbar = Assets.textureRegions.get("hotbar");
 403         TextureRegion creative = Assets.textureRegions.get("creative");
 404         if (mTouchedDown) {
 405             if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY) && insideCreativeInv(screenX, screenY)) {
 406                 int ix = (int) (screenX - (mMainConfig.getWidth() / 2 - creative.getRegionWidth() / 2 + 8)) / 18;
 407                 int iy = (int) (screenY - (mMainConfig.getHeight() / 2 - creative.getRegionHeight() / 2 + 18)) / 18;
 408                 int itemPos = mCreativeScroll * 8 + (ix + iy * 8);
 409                 if (ix >= 8 || ix < 0 || iy < 0 || iy >= 5) {
 410                     itemPos = -1;
 411                 }
 412
 413                 System.arraycopy(mPlayer.inventory, 0, mPlayer.inventory, 1, 8);
 414                 mPlayer.inventory[0] = mGameItemsHolder.getItemFromCreativeInventory(itemPos).toInventoryItem();
 415             } else if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY)) {
 416                 mMainConfig.setGameUiWindow(GameUiWindow.NONE);
 417             } else if (screenY < hotbar.getRegionHeight() &&
 418                     screenX > mMainConfig.getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 &&
 419                     screenX < mMainConfig.getWidth() / 2 + (float) hotbar.getRegionWidth() / 2) {
 420                 mPlayer.slot = (int) ((screenX - (mMainConfig.getWidth() / 2 - hotbar.getRegionWidth() / 2)) / 20);
 421             } else if (button == Input.Buttons.RIGHT) {
 422                 useItem(mCurX, mCurY,
 423                         mPlayer.inventory[mPlayer.slot].getItem(), false);
 424             } else if (button == Input.Buttons.LEFT) {
 425                 mBlockDamage = 0;
 426             }
 427         }
 428         mTouchedDown = false;
 429     }
 430
 431     public void touchDragged(float screenX, float screenY) {
 432         if (Math.abs(screenX - mTouchDownX) < 16 && Math.abs(screenY - mTouchDownY) < 16) {
 433             return;
 434         }
 435
 436         mDragging = true;
 437         if (mMainConfig.checkGameUiWindow(GameUiWindow.CREATIVE_INVENTORY) && Math.abs(screenY - mTouchDownY) > 16) {
 438             if (insideCreativeInv(screenX, screenY)) {
 439                 mCreativeScroll -= (screenY - mTouchDownY) / 16;
 440                 mTouchDownX = screenX;
 441                 mTouchDownY = screenY;
 442                 if (mCreativeScroll < 0) {
 443                     mCreativeScroll = 0;
 444                 }
 445
 446                 final int maxScroll = mGameItemsHolder.getCreativeScrollAmount();
 447                 if (mCreativeScroll > maxScroll) {
 448                     mCreativeScroll = maxScroll;
 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
 471                 final int maxScroll = mGameItemsHolder.getCreativeScrollAmount();
 472                 if (mCreativeScroll > maxScroll) {
 473                     mCreativeScroll = maxScroll;
 474                 }
 475                 break;
 476         }
 477     }
 478
 479     public int getKeyDownCode() {
 480         return mKeyDownCode;
 481     }
 482
 483     public boolean isKeyDown() {
 484         return mKeyDown;
 485     }
 486
 487     int getBlockDamage() {
 488         return mBlockDamage;
 489     }
 490
 491     int getCurX() {
 492         return mCurX;
 493     }
 494
 495     int getCurY() {
 496         return mCurY;
 497     }
 498
 499     int getCreativeScroll() {
 500         return mCreativeScroll;
 501     }
 502
 503     public ControlMode getControlMode() {
 504         return mControlMode;
 505     }
 506
 507     public void setControlMode(ControlMode controlMode) {
 508         mControlMode = controlMode;
 509     }
 510
 511     void update() {
 512         if (!mTouchedDown) {
 513             mPlayer.stopHitting();
 514             return;
 515         }
 516
 517         if (mTouchDownBtn == Input.Buttons.LEFT) {
 518             pressLMB();
 519         }
 520
 521         if (mTouchedDown && TimeUtils.timeSinceMillis(mTouchDownTime) > 500) {
 522             holdMB();
 523         }
 524     }
 525
 526 }