core/src/ru/deadsoftware/cavedroid/game/GameRenderer.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.Color;
   6 import com.badlogic.gdx.graphics.GL20;
   7 import com.badlogic.gdx.math.Rectangle;
   8 import com.badlogic.gdx.math.Vector2;
   9 import com.badlogic.gdx.utils.ObjectMap;
  10 import com.badlogic.gdx.utils.TimeUtils;
  11 import ru.deadsoftware.cavedroid.MainConfig;
  12 import ru.deadsoftware.cavedroid.game.input.IGameInputHandler;
  13 import ru.deadsoftware.cavedroid.game.input.Joystick;
  14 import ru.deadsoftware.cavedroid.game.input.action.KeyboardInputAction;
  15 import ru.deadsoftware.cavedroid.game.input.action.MouseInputAction;
  16 import ru.deadsoftware.cavedroid.game.input.action.keys.MouseInputActionKey;
  17 import ru.deadsoftware.cavedroid.game.input.handler.mouse.CursorMouseInputHandler;
  18 import ru.deadsoftware.cavedroid.game.input.mapper.KeyboardInputActionMapper;
  19 import ru.deadsoftware.cavedroid.game.input.mapper.MouseInputActionMapper;
  20 import ru.deadsoftware.cavedroid.game.mobs.MobsController;
  21 import ru.deadsoftware.cavedroid.game.mobs.player.Player;
  22 import ru.deadsoftware.cavedroid.game.objects.TouchButton;
  23 import ru.deadsoftware.cavedroid.game.render.IGameRenderer;
  24 import ru.deadsoftware.cavedroid.game.ui.TooltipManager;
  25 import ru.deadsoftware.cavedroid.game.ui.windows.GameWindowsManager;
  26 import ru.deadsoftware.cavedroid.game.world.GameWorld;
  27 import ru.deadsoftware.cavedroid.misc.Assets;
  28 import ru.deadsoftware.cavedroid.misc.Renderer;
  29 import ru.deadsoftware.cavedroid.misc.utils.MeasureUnitsUtilsKt;
  30 import ru.deadsoftware.cavedroid.misc.utils.RenderingUtilsKt;
  31
  32 import javax.annotation.CheckForNull;
  33 import javax.inject.Inject;
  34 import java.util.ArrayList;
  35 import java.util.Comparator;
  36 import java.util.List;
  37 import java.util.Set;
  38
  39 @GameScope
  40 public class GameRenderer extends Renderer {
  41
  42     private static final float CAMERA_SPEED = 72f;
  43     private static final float MAX_CAM_DISTANCE_FROM_PLAYER = 64f;
  44     private static final float DRAG_THRESHOLD = 1f;
  45     private static final TouchButton nullButton = new TouchButton(null, -1, true);
  46
  47     private final MainConfig mMainConfig;
  48     private final MobsController mMobsController;
  49     private final GameWorld mGameWorld;
  50     private final List<IGameRenderer> mRenderers;
  51     private final CursorMouseInputHandler mCursorMouseInputHandler;
  52     private final MouseInputActionMapper mMouseInputActionMapper;
  53     private final KeyboardInputActionMapper mKeyboardInputActionMapper;
  54     private final Set<IGameInputHandler<MouseInputAction>> mMouseInputHandlers;
  55     private final Set<IGameInputHandler<KeyboardInputAction>> mKeyboardInputHandlers;
  56     private final GameWindowsManager mGameWindowsManager;
  57     private final TooltipManager mTooltipManager;
  58
  59     private final TouchButton mouseLeftTouchButton, mouseRightTouchButton;
  60
  61     private final Vector2 mCamCenterToPlayer = new Vector2();
  62
  63     private float mTouchDownX, mTouchDownY;
  64     private long mCameraDelayMs = 0L;
  65
  66     @Inject
  67     GameRenderer(MainConfig mainConfig,
  68                  MobsController mobsController,
  69                  GameWorld gameWorld,
  70                  Set<IGameRenderer> renderers,
  71                  CursorMouseInputHandler cursorMouseInputHandler,
  72                  MouseInputActionMapper mouseInputActionMapper,
  73                  KeyboardInputActionMapper keyboardInputActionMapper,
  74                  Set<IGameInputHandler<MouseInputAction>> mouseInputHandlers,
  75                  Set<IGameInputHandler<KeyboardInputAction>> keyboardInputHandlers,
  76                  GameWindowsManager gameWindowsManager,
  77                  TooltipManager tooltipManager) {
  78         super(mainConfig.getWidth(), mainConfig.getHeight());
  79
  80         mMainConfig = mainConfig;
  81         mMobsController = mobsController;
  82         mGameWorld = gameWorld;
  83         mRenderers = new ArrayList<>(renderers);
  84         mRenderers.sort(Comparator.comparingInt(IGameRenderer::getRenderLayer));
  85         mCursorMouseInputHandler = cursorMouseInputHandler;
  86         mMouseInputActionMapper = mouseInputActionMapper;
  87         mKeyboardInputActionMapper = keyboardInputActionMapper;
  88         mMouseInputHandlers = mouseInputHandlers;
  89         mKeyboardInputHandlers = keyboardInputHandlers;
  90         mGameWindowsManager = gameWindowsManager;
  91         mTooltipManager = tooltipManager;
  92
  93         mouseLeftTouchButton = new TouchButton(new Rectangle(getWidth() / 2, 0f, getWidth() / 2, getHeight() / 2), Input.Buttons.LEFT, true);
  94         mouseRightTouchButton = new TouchButton(new Rectangle(getWidth() / 2, getHeight() / 2, getWidth() / 2, getHeight() / 2), Input.Buttons.RIGHT, true);
  95
  96         mMainConfig.setJoystick(new Joystick(mMobsController.getPlayer().getSpeed()));
  97
  98         Gdx.gl.glClearColor(0f, .6f, .6f, 1f);
  99     }
 100
 101     private void updateDynamicCameraPosition(float delta) {
 102         Player player = mMobsController.getPlayer();
 103
 104         float plTargetX = player.getX() + player.getWidth() / 2;
 105         float plTargetY = player.getY() + player.getHeight() / 2;
 106
 107         float camCenterX = getCamX() + getWidth() / 2;
 108         float camCenterY = getCamY() + getHeight() / 2;
 109
 110         float camTargetX, camTargetY;
 111
 112         if (player.controlMode == Player.ControlMode.WALK) {
 113             camTargetX = plTargetX + Math.min(player.getVelocity().x * 2, getWidth() / 2);
 114             camTargetY = plTargetY + player.getVelocity().y;
 115         } else {
 116             camTargetX = MeasureUnitsUtilsKt.getPx(player.cursorX) + MeasureUnitsUtilsKt.getPx(1) / 2;
 117             camTargetY = MeasureUnitsUtilsKt.getPx(player.cursorY) + MeasureUnitsUtilsKt.getPx(1) / 2;
 118         }
 119
 120         Vector2 moveVector = new Vector2(camTargetX - camCenterX, camTargetY - camCenterY);
 121
 122         if (player.controlMode == Player.ControlMode.WALK && player.getVelocity().isZero()) {
 123             mCameraDelayMs = TimeUtils.millis();
 124             mCamCenterToPlayer.x = plTargetX - camCenterX;
 125             mCamCenterToPlayer.y = plTargetY - camCenterY;
 126         }
 127
 128         if (TimeUtils.timeSinceMillis(mCameraDelayMs) < 500L && !player.getVelocity().isZero()) {
 129             updateStaticCameraPosition(plTargetX - mCamCenterToPlayer.x,
 130                     camCenterY + moveVector.y * delta * 2);
 131             return;
 132         }
 133
 134         float camX = getCamX();
 135         float camY = getCamY();
 136         float worldWidth = MeasureUnitsUtilsKt.getPx(mGameWorld.getWidth()) - getWidth() / 2;
 137
 138         if (moveVector.x >= worldWidth) {
 139             camX += mGameWorld.getWidthPx();
 140             moveVector.x -= mGameWorld.getWidthPx();
 141         } else if (moveVector.x <= -worldWidth) {
 142             camX -= mGameWorld.getWidthPx();
 143             moveVector.x += mGameWorld.getWidthPx();
 144         }
 145
 146         setCamPos(camX + moveVector.x * delta * 2, camY + moveVector.y * delta * 2);
 147
 148
 149         camX = getCamX();
 150         camY = getCamY();
 151
 152         if (camX + getWidth() / 2 > plTargetX + MAX_CAM_DISTANCE_FROM_PLAYER) {
 153             camX = plTargetX + MAX_CAM_DISTANCE_FROM_PLAYER - getWidth() / 2;
 154         }
 155
 156         if (camY + getHeight() / 2 > plTargetY + MAX_CAM_DISTANCE_FROM_PLAYER) {
 157             camY = plTargetY + MAX_CAM_DISTANCE_FROM_PLAYER - getHeight() / 2;
 158         }
 159
 160         if (camX + getWidth() / 2 < plTargetX - MAX_CAM_DISTANCE_FROM_PLAYER) {
 161             camX = plTargetX - MAX_CAM_DISTANCE_FROM_PLAYER - getWidth() / 2;
 162         }
 163
 164         if (camY + getHeight() / 2 < plTargetY - MAX_CAM_DISTANCE_FROM_PLAYER) {
 165             camY = plTargetY - MAX_CAM_DISTANCE_FROM_PLAYER - getHeight() / 2;
 166         }
 167
 168         setCamPos(camX, camY);
 169     }
 170
 171     private void updateStaticCameraPosition(float targetX, float targetY) {
 172         setCamPos(targetX - getWidth() / 2, targetY - getHeight() / 2);
 173     }
 174
 175     private void updateStaticCameraPosition() {
 176         Player player = mMobsController.getPlayer();
 177
 178         updateStaticCameraPosition(player.getX() + player.getWidth() / 2,
 179                 player.getY() + player.getHeight() / 2);
 180     }
 181
 182     private void updateCameraPosition(float delta) {
 183         if (mMainConfig.isUseDynamicCamera()) {
 184             updateDynamicCameraPosition(delta);
 185         } else {
 186             updateStaticCameraPosition();
 187         }
 188     }
 189
 190     private float transformScreenX(int screenX) {
 191         return getWidth() / Gdx.graphics.getWidth() * screenX;
 192     }
 193
 194     private float transformScreenY(int screenY) {
 195         return getHeight() / Gdx.graphics.getHeight() * screenY;
 196     }
 197
 198     private void handleMousePosition() {
 199         final Rectangle viewport = getCameraViewport();
 200
 201         final float screenX = transformScreenX(Gdx.input.getX());
 202         final float screenY = transformScreenY(Gdx.input.getY());
 203
 204         final MouseInputAction action = new MouseInputAction(
 205                 screenX,
 206                 screenY,
 207                 MouseInputActionKey.None.INSTANCE,
 208                 viewport);
 209
 210         mCursorMouseInputHandler.handle(action);
 211
 212         if (!mTooltipManager.getCurrentMouseTooltip().isEmpty()) {
 213             RenderingUtilsKt.drawString(spriter, mTooltipManager.getCurrentMouseTooltip(), screenX + 1, screenY + 1, Color.BLACK);
 214             RenderingUtilsKt.drawString(spriter, mTooltipManager.getCurrentMouseTooltip(), screenX, screenY, Color.WHITE);
 215         }
 216     }
 217
 218     private boolean handleMouseAction(@CheckForNull  MouseInputAction action) {
 219         if (action == null) {
 220             return false;
 221         }
 222
 223         boolean anyProcessed = false;
 224
 225         for (IGameInputHandler<MouseInputAction> handler : mMouseInputHandlers) {
 226             final boolean conditions = handler.checkConditions(action);
 227             if (conditions) {
 228                 anyProcessed = true;
 229                 handler.handle(action);
 230                 break;
 231             }
 232 //            anyProcessed = anyProcessed || conditions;
 233         }
 234         return anyProcessed;
 235     }
 236
 237     private boolean onMouseActionEvent(int mouseX, int mouseY, int button, boolean touchUp, int pointer) {
 238         @CheckForNull MouseInputAction action = mMouseInputActionMapper
 239                 .map((float) mouseX, (float) mouseY, getCameraViewport(), button, touchUp, pointer);
 240         return handleMouseAction(action);
 241     }
 242
 243     @Override
 244     public boolean touchUp(int screenX, int screenY, int pointer, int button) {
 245         float touchX = transformScreenX(screenX);
 246         float touchY = transformScreenY(screenY);
 247
 248         final Joystick joy = mMainConfig.getJoystick();
 249
 250         if (mMainConfig.isTouch()) {
 251             if (joy != null && joy.getActive() && joy.getPointer() == pointer) {
 252                 return onMouseActionEvent(screenX, screenY, nullButton.getCode(), true, pointer);
 253             }
 254
 255             TouchButton touchedKey = getTouchedKey(touchX, touchY);
 256             if (touchedKey.isMouse()) {
 257                 return onMouseActionEvent(screenX, screenY, touchedKey.getCode(), true, pointer);
 258             } else {
 259                 return keyUp(touchedKey.getCode());
 260             }
 261         }
 262
 263         return onMouseActionEvent(screenX, screenY, button, true, pointer);
 264     }
 265
 266     private TouchButton getTouchedKey(float touchX, float touchY) {
 267         if (mGameWindowsManager.getCurrentWindowType() != GameUiWindow.NONE) {
 268             return nullButton;
 269         }
 270         for (ObjectMap.Entry<String, TouchButton> entry : Assets.guiMap) {
 271             TouchButton button = entry.value;
 272             if (button.getRect().contains(touchX, touchY)) {
 273                 return button;
 274             }
 275         }
 276
 277         if (mouseLeftTouchButton.getRect().contains(touchX, touchY)) {
 278             return mouseLeftTouchButton;
 279         }
 280
 281         if (mouseRightTouchButton.getRect().contains(touchX, touchY)) {
 282             return mouseRightTouchButton;
 283         }
 284
 285         return nullButton;
 286     }
 287
 288     @Override
 289     public boolean touchDown(int screenX, int screenY, int pointer, int button) {
 290         float touchX = transformScreenX(screenX);
 291         float touchY = transformScreenY(screenY);
 292
 293         mTouchDownX = touchX;
 294         mTouchDownY = touchY;
 295
 296         if (mMainConfig.isTouch()) {
 297             TouchButton touchedKey = getTouchedKey(touchX, touchY);
 298             if (touchedKey.isMouse()) {
 299                 return onMouseActionEvent(screenX, screenY, touchedKey.getCode(), false, pointer);
 300             } else {
 301                 return keyDown(touchedKey.getCode());
 302             }
 303         }
 304
 305         return onMouseActionEvent(screenX, screenY, button, false, pointer);
 306     }
 307
 308     @Override
 309     public boolean touchDragged(int screenX, int screenY, int pointer) {
 310         float touchX = transformScreenX(screenX);
 311         float touchY = transformScreenY(screenY);
 312
 313         if (Math.abs(touchX - mTouchDownX) < 16 && Math.abs(touchY - mTouchDownY) < DRAG_THRESHOLD) {
 314             return false;
 315         }
 316
 317         @CheckForNull MouseInputAction action =
 318                 mMouseInputActionMapper.mapDragged(screenX, screenY, getCameraViewport(), pointer);
 319         return handleMouseAction(action);
 320     }
 321
 322     @Override
 323     public boolean scrolled(float amountX, float amountY) {
 324         @CheckForNull MouseInputAction action = mMouseInputActionMapper
 325                 .mapScrolled(Gdx.input.getX(), Gdx.input.getY(), amountX, amountY, getCameraViewport());
 326         return handleMouseAction(action);
 327     }
 328
 329     private boolean handleKeyboardAction(int keycode, boolean isKeyDown) {
 330         @CheckForNull final KeyboardInputAction action = mKeyboardInputActionMapper
 331                 .map(keycode, isKeyDown);
 332
 333         if (action == null) {
 334             return false;
 335         }
 336
 337         boolean anyProcessed = false;
 338
 339         for (IGameInputHandler<KeyboardInputAction> handler : mKeyboardInputHandlers) {
 340             final boolean conditions = handler.checkConditions(action);
 341             if (conditions) {
 342                 anyProcessed = true;
 343                 handler.handle(action);
 344                 break;
 345             }
 346         }
 347
 348         return anyProcessed;
 349     }
 350
 351     @Override
 352     public boolean keyDown(int keycode) {
 353         return handleKeyboardAction(keycode, true);
 354     }
 355
 356     @Override
 357     public boolean keyUp(int keycode) {
 358         return handleKeyboardAction(keycode, false);
 359     }
 360
 361     @Override
 362     public void render(float delta) {
 363         updateCameraPosition(delta);
 364
 365         if (mMainConfig.getJoystick() != null && mMainConfig.getJoystick().getActive()) {
 366             mMainConfig.getJoystick().updateState(
 367                     transformScreenX(Gdx.input.getX(mMainConfig.getJoystick().getPointer())),
 368                     transformScreenY(Gdx.input.getY(mMainConfig.getJoystick().getPointer()))
 369             );
 370         }
 371
 372         Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
 373
 374         spriter.begin();
 375         mRenderers.forEach(iGameRenderer -> iGameRenderer.draw(spriter, shaper, getCameraViewport(), delta));
 376         handleMousePosition();
 377         spriter.end();
 378
 379     }
 380
 381 }