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