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.utils.TimeUtils;
   7 import com.google.common.collect.Range;
   8 import ru.deadsoftware.cavedroid.CaveGame;
   9 import ru.deadsoftware.cavedroid.GameScreen;
  10 import ru.deadsoftware.cavedroid.game.mobs.Mob;
  11 import ru.deadsoftware.cavedroid.game.mobs.Pig;
  12 import ru.deadsoftware.cavedroid.misc.Assets;
  13 import ru.deadsoftware.cavedroid.misc.ControlMode;
  14 import ru.deadsoftware.cavedroid.misc.states.AppState;
  15 import ru.deadsoftware.cavedroid.misc.states.GameState;
  16
  17 import static ru.deadsoftware.cavedroid.GameScreen.GP;
  18 import static ru.deadsoftware.cavedroid.game.GameItems.*;
  19
  20 public class GameInput {
  21
  22     private boolean keyDown, touchedDown;
  23
  24     private int keyDownCode, touchDownBtn;
  25     private float touchDownX, touchDownY;
  26     private long touchDownTime;
  27
  28     private int curX, curY;
  29     private int creativeScroll;
  30     private int blockDamage;
  31
  32     private boolean checkSwim() {
  33         return GameItems.isFluid(GP.world.getForeMap(GP.player.getMapX(), GP.player.getLowerMapY()));
  34     }
  35
  36     private void goUpwards() {
  37         if (checkSwim()) {
  38             GP.player.swim = true;
  39         } else if (GP.player.canJump()) {
  40             GP.player.getMov().add(0, -7);
  41         } else if (!GP.player.isFlyMode() && GP.player.gameMode == 1) {
  42             GP.player.setFlyMode(true);
  43             GP.player.getMov().y = 0;
  44         } else if (GP.player.isFlyMode()) {
  45             GP.player.getMov().y = -GamePhysics.PL_SPEED;
  46         }
  47     }
  48
  49     @SuppressWarnings("IntegerDivisionInFloatingPointContext")
  50     private boolean insideCreativeInv(float screenX, float screenY) {
  51         TextureRegion creative = Assets.textureRegions.get("creative");
  52         return (screenX > GP.renderer.getWidth() / 2 - creative.getRegionWidth() / 2 &&
  53                 screenX < GP.renderer.getWidth() / 2 + creative.getRegionWidth() / 2 &&
  54                 screenY > GP.renderer.getHeight() / 2 - creative.getRegionHeight() / 2 &&
  55                 screenY < GP.renderer.getHeight() / 2 + creative.getRegionHeight() / 2);
  56     }
  57
  58     private void wasdPressed(int keycode) {
  59         if (GP.controlMode == ControlMode.WALK || !CaveGame.TOUCH) {
  60             switch (keycode) {
  61                 case Input.Keys.A:
  62                     GP.player.getMov().x = -GamePhysics.PL_SPEED;
  63                     GP.player.setDir(Mob.LEFT);
  64                     if (CaveGame.TOUCH && checkSwim()) GP.player.swim = true;
  65                     break;
  66                 case Input.Keys.D:
  67                     GP.player.getMov().x = GamePhysics.PL_SPEED;
  68                     GP.player.setDir(Mob.RIGHT);
  69                     if (CaveGame.TOUCH && checkSwim()) GP.player.swim = true;
  70                     break;
  71                 case Input.Keys.W:
  72                 case Input.Keys.SPACE:
  73                     goUpwards();
  74                     break;
  75                 case Input.Keys.S:
  76                 case Input.Keys.CONTROL_LEFT:
  77                     GP.player.getMov().y = GamePhysics.PL_SPEED;
  78                     break;
  79             }
  80         } else {
  81             switch (keycode) {
  82                 case Input.Keys.A:
  83                     curX--;
  84                     break;
  85                 case Input.Keys.D:
  86                     curX++;
  87                     break;
  88                 case Input.Keys.W:
  89                     curY--;
  90                     break;
  91                 case Input.Keys.S:
  92                     curY++;
  93                     break;
  94             }
  95             blockDamage = 0;
  96         }
  97     }
  98
  99     private boolean isNotAutoselectable(int x, int y) {
 100         return (!GP.world.hasForeAt(x, y) || !GP.world.getForeMapBlock(x, y).hasCollision());
 101     }
 102
 103     private void checkCursorBounds() {
 104         if (curY < 0) {
 105             curY = 0;
 106         } else if (curY >= GP.world.getHeight()) {
 107             curY = GP.world.getHeight() - 1;
 108         }
 109
 110         if (GP.controlMode == ControlMode.CURSOR) {
 111             if (curX * 16 + 8 < GP.player.getX() + GP.player.getWidth() / 2) {
 112                 GP.player.setDir(Mob.LEFT);
 113             } else {
 114                 GP.player.setDir(Mob.RIGHT);
 115             }
 116         }
 117     }
 118
 119     private void moveCursor() {
 120         int pastX = curX;
 121         int pastY = curY;
 122
 123         if (GP.controlMode == ControlMode.WALK && CaveGame.TOUCH) {
 124             curX = GP.player.getMapX() + (GP.player.looksLeft() ? -1 : 1);
 125             curY = GP.player.getUpperMapY();
 126             for (int i = 0; i < 2 && isNotAutoselectable(curX, curY); i++) {
 127                 curY++;
 128             }
 129             if (isNotAutoselectable(curX, curY)) {
 130                 curX += GP.player.looksLeft() ? 1 : -1;
 131             }
 132         } else if (!CaveGame.TOUCH) {
 133             curX = (int) (Gdx.input.getX() * (GP.renderer.getWidth() / GameScreen.getWidth()) + GP.renderer.getCamX()) / 16;
 134             curY = (int) (Gdx.input.getY() * (GP.renderer.getHeight() / GameScreen.getHeight()) + GP.renderer.getCamY()) / 16;
 135             if (curX < 0) curX--;
 136         }
 137
 138         if (pastX != curX || pastY != curY) {
 139             blockDamage = 0;
 140         }
 141
 142         checkCursorBounds();
 143     }
 144
 145     private void useItem(int x, int y, int id, boolean bg) {
 146         String key = getItem(id).isBlock() ? getBlockKey(id) : getItemKey(id);
 147         if (id > 0) {
 148             if (getItem(id).isBlock()) {
 149                 if (!bg) {
 150                     GP.world.placeToForeground(x, y, getBlockIdByItemId(id));
 151                 } else {
 152                     GP.world.placeToBackground(x, y, getBlockIdByItemId(id));
 153                 }
 154             } else {
 155                 switch (key) {
 156                     case "bucket_water":
 157                         GP.world.placeToForeground(x, y, getBlockId("water"));
 158                         GP.player.inventory[GP.player.slot] = getItemId("bucket_empty");
 159                         break;
 160                     case "bucket_lava":
 161                         GP.world.placeToForeground(x, y, getBlockId("lava"));
 162                         GP.player.inventory[GP.player.slot] = getItemId("bucket_empty");
 163                         break;
 164                 }
 165             }
 166         }
 167     }
 168
 169     private void pressLMB() {
 170         if ((GP.world.hasForeAt(curX, curY) && GP.world.getForeMapBlock(curX, curY).getHp() >= 0) ||
 171                 (!GP.world.hasForeAt(curX, curY) && GP.world.hasBackAt(curX, curY) &&
 172                         GP.world.getBackMapBlock(curX, curY).getHp() >= 0)) {
 173             if (GP.player.gameMode == 0) {
 174                 blockDamage++;
 175                 if (GP.world.hasForeAt(curX, curY)) {
 176                     if (blockDamage >= GP.world.getForeMapBlock(curX, curY).getHp()) {
 177                         GP.world.destroyForeMap(curX, curY);
 178                         blockDamage = 0;
 179                     }
 180                 } else if (GP.world.hasBackAt(curX, curY)) {
 181                     if (blockDamage >= GP.world.getBackMapBlock(curX, curY).getHp()) {
 182                         GP.world.destroyBackMap(curX, curY);
 183                         blockDamage = 0;
 184                     }
 185                 }
 186             } else {
 187                 if (GP.world.hasForeAt(curX, curY)) {
 188                     GP.world.placeToForeground(curX, curY, 0);
 189                 } else if (GP.world.hasBackAt(curX, curY)) {
 190                     GP.world.placeToBackground(curX, curY, 0);
 191                 }
 192                 touchedDown = false;
 193             }
 194         }
 195     }
 196
 197     private boolean insideHotbar(float x, float y) {
 198         TextureRegion hotbar = Assets.textureRegions.get("hotbar");
 199         return y < hotbar.getRegionHeight() &&
 200                 Range.open(GP.renderer.getWidth() / 2 - (float) hotbar.getRegionWidth() / 2,
 201                         GP.renderer.getWidth() / 2 + (float) hotbar.getRegionWidth() / 2).contains(x);
 202     }
 203
 204     private void holdMB() {
 205         if (touchDownBtn == Input.Buttons.RIGHT) {
 206             useItem(curX, curY, GP.player.inventory[GP.player.slot], true);
 207             touchedDown = false;
 208         } else {
 209             if (insideHotbar(touchDownX, touchDownY)) {
 210                 CaveGame.GAME_STATE = GameState.CREATIVE_INV;
 211                 touchedDown = false;
 212             }
 213         }
 214     }
 215
 216     public void keyDown(int keycode) {
 217         keyDown = true;
 218         keyDownCode = keycode;
 219         switch (keycode) {
 220             case Input.Keys.A:
 221             case Input.Keys.D:
 222             case Input.Keys.W:
 223             case Input.Keys.S:
 224             case Input.Keys.SPACE:
 225             case Input.Keys.CONTROL_LEFT:
 226                 wasdPressed(keycode);
 227                 break;
 228
 229             case Input.Keys.ALT_LEFT:
 230                 if (CaveGame.TOUCH) {
 231                     GP.controlMode = GP.controlMode == ControlMode.WALK ? ControlMode.CURSOR : ControlMode.WALK;
 232                 }
 233                 break;
 234
 235             case Input.Keys.E:
 236                 if (CaveGame.GAME_STATE == GameState.PLAY) {
 237                     switch (GP.player.gameMode) {
 238                         case 0:
 239                             //TODO survival inv
 240                             break;
 241                         case 1:
 242                             CaveGame.GAME_STATE = GameState.CREATIVE_INV;
 243                             break;
 244                     }
 245                 } else {
 246                     CaveGame.GAME_STATE = GameState.PLAY;
 247                 }
 248                 break;
 249
 250             case Input.Keys.G:
 251                 GP.mobs.add(new Pig(curX * 16, curY * 16));
 252                 break;
 253
 254             case Input.Keys.Q:
 255                 GP.world.placeToForeground(curX, curY, 8);
 256                 break;
 257
 258             case Input.Keys.ESCAPE:
 259             case Input.Keys.BACK:
 260                 CaveGame.APP_STATE = AppState.SAVE;
 261                 CaveGame.GAME_STATE = GameState.PAUSE;
 262                 break;
 263
 264             case Input.Keys.F1:
 265                 GameScreen.SHOW_DEBUG = !GameScreen.SHOW_DEBUG;
 266                 break;
 267
 268             case Input.Keys.M:
 269                 GameScreen.SHOW_MAP = !GameScreen.SHOW_MAP;
 270                 break;
 271         }
 272     }
 273
 274     public void keyUp(int keycode) {
 275         switch (keycode) {
 276             case Input.Keys.A:
 277             case Input.Keys.D:
 278                 GP.player.getMov().x = 0;
 279                 if (CaveGame.TOUCH && GP.player.swim) GP.player.swim = false;
 280                 break;
 281
 282             case Input.Keys.W:
 283             case Input.Keys.S:
 284             case Input.Keys.SPACE:
 285             case Input.Keys.CONTROL_LEFT:
 286                 if (GP.player.isFlyMode()) GP.player.getMov().y = 0;
 287                 if (GP.player.swim) GP.player.swim = false;
 288                 break;
 289         }
 290     }
 291
 292     public void touchDown(float touchX, float touchY, int button) {
 293         touchDownTime = TimeUtils.millis();
 294         touchedDown = true;
 295         touchDownBtn = button;
 296         touchDownX = touchX;
 297         touchDownY = touchY;
 298     }
 299
 300     public void touchUp(float screenX, float screenY, int button) {
 301         if (CaveGame.TOUCH && keyDown) {
 302             keyUp(keyDownCode);
 303             keyDown = false;
 304         }
 305         TextureRegion hotbar = Assets.textureRegions.get("hotbar");
 306         TextureRegion creative = Assets.textureRegions.get("creative");
 307         if (touchedDown) {
 308             if (CaveGame.GAME_STATE == GameState.CREATIVE_INV && insideCreativeInv(screenX, screenY)) {
 309                 int ix = (int) (screenX - (GP.renderer.getWidth() / 2 - creative.getRegionWidth() / 2 + 8)) / 18;
 310                 int iy = (int) (screenY - (GP.renderer.getHeight() / 2 - creative.getRegionHeight() / 2 + 18)) / 18;
 311                 int item = creativeScroll * 8 + (ix + iy * 8);
 312                 if (ix >= 8 || ix < 0 || iy < 0 || iy >= 5) item = -1;
 313                 if (item >= 0 && item < GameItems.getItemsSize()) {
 314                     System.arraycopy(GP.player.inventory, 0, GP.player.inventory, 1, 8);
 315                     GP.player.inventory[0] = item;
 316                 }
 317             } else if (CaveGame.GAME_STATE == GameState.CREATIVE_INV) {
 318                 CaveGame.GAME_STATE = GameState.PLAY;
 319             } else if (screenY < hotbar.getRegionHeight() &&
 320                     screenX > GP.renderer.getWidth() / 2 - (float) hotbar.getRegionWidth() / 2 &&
 321                     screenX < GP.renderer.getWidth() / 2 + (float) hotbar.getRegionWidth() / 2) {
 322                 GP.player.slot = (int) ((screenX - (GP.renderer.getWidth() / 2 - hotbar.getRegionWidth() / 2)) / 20);
 323             } else if (button == Input.Buttons.RIGHT) {
 324                 useItem(curX, curY,
 325                         GP.player.inventory[GP.player.slot], false);
 326             } else if (button == Input.Buttons.LEFT) {
 327                 blockDamage = 0;
 328             }
 329         }
 330         touchedDown = false;
 331     }
 332
 333     public void touchDragged(float screenX, float screenY) {
 334         if (CaveGame.GAME_STATE == GameState.CREATIVE_INV && Math.abs(screenY - touchDownY) > 16) {
 335             if (insideCreativeInv(screenX, screenY)) {
 336                 creativeScroll -= (screenY - touchDownY) / 16;
 337                 touchDownX = screenX;
 338                 touchDownY = screenY;
 339                 if (creativeScroll < 0) creativeScroll = 0;
 340                 if (creativeScroll > GameProc.MAX_CREATIVE_SCROLL)
 341                     creativeScroll = GameProc.MAX_CREATIVE_SCROLL;
 342             }
 343         }
 344     }
 345
 346     public void scrolled(int amount) {
 347         switch (CaveGame.GAME_STATE) {
 348             case PLAY:
 349                 GP.player.slot += amount;
 350                 if (GP.player.slot < 0) GP.player.slot = 8;
 351                 if (GP.player.slot > 8) GP.player.slot = 0;
 352                 break;
 353             case CREATIVE_INV:
 354                 creativeScroll += amount;
 355                 if (creativeScroll < 0) creativeScroll = 0;
 356                 if (creativeScroll > GameProc.MAX_CREATIVE_SCROLL)
 357                     creativeScroll = GameProc.MAX_CREATIVE_SCROLL;
 358                 break;
 359         }
 360     }
 361
 362     public int getKeyDownCode() {
 363         return keyDownCode;
 364     }
 365
 366     public boolean isKeyDown() {
 367         return keyDown;
 368     }
 369
 370     int getBlockDamage() {
 371         return blockDamage;
 372     }
 373
 374     int getCurX() {
 375         return curX;
 376     }
 377
 378     int getCurY() {
 379         return curY;
 380     }
 381
 382     int getCreativeScroll() {
 383         return creativeScroll;
 384     }
 385
 386     void update() {
 387         moveCursor();
 388         if (touchedDown && touchDownBtn == Input.Buttons.LEFT) {
 389             pressLMB();
 390         }
 391         if (touchedDown && TimeUtils.timeSinceMillis(touchDownTime) > 500) {
 392             holdMB();
 393         }
 394     }
 395
 396 }