Java Code Examples for com.watabou.utils.Random#oneOf()

private void buildEntrance(){
	entrance = 16 + 25*width();

	//entrance area
	int NW = entrance - 7 - 7*width();
	int NE = entrance + 7 - 7*width();
	int SE = entrance + 7 + 7*width();
	int SW = entrance - 7 + 7*width();

	short[] entranceTiles = Random.oneOf(entranceVariants);
	for (int i = 0; i < entranceTiles.length; i++){
		if (i % 8 == 0 && i != 0){
			NW += (width() - 8);
			NE += (width() + 8);
			SE -= (width() - 8);
			SW -= (width() + 8);
		}

		if (entranceTiles[i] != n) map[NW] = map[NE] = map[SE] = map[SW] = entranceTiles[i];
		NW++; NE--; SW++; SE--;
	}

	Painter.set(this, entrance, Terrain.ENTRANCE);
}
 

private void buildCorners(){
	int NW = 2 + 11*width();
	int NE = 30 + 11*width();
	int SE = 30 + 39*width();
	int SW = 2 + 39*width();

	short[] cornerTiles = Random.oneOf(cornerVariants);
	for(int i = 0; i < cornerTiles.length; i++){
		if (i % 10 == 0 && i != 0){
			NW += (width() - 10);
			NE += (width() + 10);
			SE -= (width() - 10);
			SW -= (width() + 10);
		}

		if (cornerTiles[i] != n) map[NW] = map[NE] = map[SE] = map[SW] = cornerTiles[i];
		NW++; NE--; SW++; SE--;
	}
}
 

public static void paint( Level level, Room room ) {

		fill( level, room, Terrain.WALL );
		fill( level, room, 1, Terrain.EMPTY_SP );
		
		Room.Door entrance = room.entrance();
		entrance.set( Room.Door.Type.HIDDEN );
		
		for (int i=room.left + 1; i < room.right; i++) {
			for (int j=room.top + 1; j < room.bottom; j++) {
				if(Math.random() < 0.5) {
					level.addLevelObject(new Barrel(level.cell(i, j)));
				} else {
					Item prize = Random.oneOf(Treasury.getLevelTreasury().random(Treasury.Category.BULLETS),
							Treasury.getLevelTreasury().random(Treasury.Category.THROWABLE));
					level.drop(prize, level.cell(i,j), Heap.Type.HEAP);
				}
			}
		}
	}
 

@SuppressWarnings("unchecked")
@Override
protected void doRead(@NotNull Char reader) {
	Invisibility.dispel(reader);

	reader.getSprite().emitter().burst( ShadowParticle.CURSE, 6 );
	Sample.INSTANCE.play( Assets.SND_CURSED );

	Class <? extends FlavourBuff> buffClass = (Class<? extends FlavourBuff>) Random.oneOf(badBuffs);
	Buff.prolong( reader, buffClass, 10);

	reader.getBelongings().curseEquipped();

	setKnown();
	reader.spendAndNext( TIME_TO_READ );
}
 

public int getRandomSpawnPoint() {

        ArrayList<Integer> list = new ArrayList<>();

        for (int i=0; i < 5; i++) {
            int pos = (TOP + CHAMBER_HEIGHT + 1) * WIDTH + LEFT + i * 2 + 1;

            if( Actor.findChar( pos ) == null ) {
                list.add( pos );
            }
        }

        return list.size() > 0 ? (int)(Random.oneOf( list.toArray() ) ) : 0;
    }
 

private static Item generateKits() {
    if( !kits.isEmpty() ) {
        return kits.remove( Random.Int( kits.size() ) );
    } else {
        return Random.oneOf( defaultKits );
    }
}
 

@Override
protected Item createLoot() {
	Class<?extends Scroll> loot;
	do{
		loot = (Class<? extends Scroll>) Random.oneOf(Generator.Category.SCROLL.classes);
	} while (loot == ScrollOfIdentify.class || loot == ScrollOfUpgrade.class);

	return Reflection.newInstance(loot);
}
 

@Override
protected Item createLoot() {
	Class<?extends Potion> loot;
	do{
		loot = (Class<? extends Potion>) Random.oneOf(Generator.Category.POTION.classes);
	} while (loot == PotionOfHealing.class || loot == PotionOfStrength.class);

	return Reflection.newInstance(loot);
}
 

@Override
public int zapProc(@NotNull Char enemy, int damage ) {
	Class <? extends FlavourBuff> buffClass = (Class<? extends FlavourBuff>) Random.oneOf(BuffsForEnemy);
	Buff.prolong( enemy, buffClass, 3 );

	return damage;
}
 

@SuppressWarnings("unchecked")
@Override
public int zapProc(@NotNull Char enemy, int damage ) {
	Class <? extends FlavourBuff> buffClass = (Class<? extends FlavourBuff>) Random.oneOf(BuffsForEnemy);
	Buff.prolong( enemy, buffClass, 3 );

	return damage;
}
 

@SuppressWarnings("unchecked")
@Override
public int attackProc(@NotNull Char enemy, int damage ) {
    //Buff proc
    if (Random.Int(5) == 1){
        if(enemy instanceof Hero) {
            Class <? extends FlavourBuff> buffClass = (Class<? extends FlavourBuff>) Random.oneOf(BuffsForEnemy);
            Buff.prolong( enemy, buffClass, 3 );
        }
    }

    return damage;
}
 

public void paint( Level level ) {
	 
	Painter.fill( level, this, Terrain.WALL );

	Class<? extends Trap> trapClass;
	switch (Random.Int(4)){
		case 0:
			trapClass = null;
			break;
		default:
			trapClass = Random.oneOf(levelTraps[Dungeon.depth/5]);
			break;
	}

	if (trapClass == null){
		Painter.fill(level, this, 1, Terrain.CHASM);
	} else {
		Painter.fill(level, this, 1, Terrain.TRAP);
	}
	
	Door door = entrance();
	door.set( Door.Type.REGULAR );
	
	int lastRow = level.map[left + 1 + (top + 1) * level.width()] == Terrain.CHASM ? Terrain.CHASM : Terrain.EMPTY;

	int x = -1;
	int y = -1;
	if (door.x == left) {
		x = right - 1;
		y = top + height() / 2;
		Painter.fill( level, x, top + 1, 1, height() - 2 , lastRow );
	} else if (door.x == right) {
		x = left + 1;
		y = top + height() / 2;
		Painter.fill( level, x, top + 1, 1, height() - 2 , lastRow );
	} else if (door.y == top) {
		x = left + width() / 2;
		y = bottom - 1;
		Painter.fill( level, left + 1, y, width() - 2, 1 , lastRow );
	} else if (door.y == bottom) {
		x = left + width() / 2;
		y = top + 1;
		Painter.fill( level, left + 1, y, width() - 2, 1 , lastRow );
	}

	for(Point p : getPoints()) {
		int cell = level.pointToCell(p);
		if (level.map[cell] == Terrain.TRAP){
			level.setTrap(Reflection.newInstance(trapClass).reveal(), cell);
		}
	}
	
	int pos = x + y * level.width();
	if (Random.Int( 3 ) == 0) {
		if (lastRow == Terrain.CHASM) {
			Painter.set( level, pos, Terrain.EMPTY );
		}
		level.drop( prize( level ), pos ).type = Heap.Type.CHEST;
	} else {
		Painter.set( level, pos, Terrain.PEDESTAL );
		level.drop( prize( level ), pos );
	}
	
	level.addItemToSpawn( new PotionOfLevitation() );
}
 

public void paint( Level level ) {
	 
	Painter.fill( level, this, Terrain.WALL );

	Class<? extends Trap> trapClass;
	switch (Random.Int(4)){
		case 0:
			trapClass = null;
			break;
		default:
			trapClass = Random.oneOf(levelTraps[Dungeon.depth/5]);
			break;
	}

	if (trapClass == null){
		Painter.fill(level, this, 1, Terrain.CHASM);
	} else {
		Painter.fill(level, this, 1, Terrain.TRAP);
	}
	
	Door door = entrance();
	door.set( Door.Type.REGULAR );
	
	int lastRow = level.map[left + 1 + (top + 1) * level.width()] == Terrain.CHASM ? Terrain.CHASM : Terrain.EMPTY;

	int x = -1;
	int y = -1;
	if (door.x == left) {
		x = right - 1;
		y = top + height() / 2;
		Painter.fill( level, x, top + 1, 1, height() - 2 , lastRow );
	} else if (door.x == right) {
		x = left + 1;
		y = top + height() / 2;
		Painter.fill( level, x, top + 1, 1, height() - 2 , lastRow );
	} else if (door.y == top) {
		x = left + width() / 2;
		y = bottom - 1;
		Painter.fill( level, left + 1, y, width() - 2, 1 , lastRow );
	} else if (door.y == bottom) {
		x = left + width() / 2;
		y = top + 1;
		Painter.fill( level, left + 1, y, width() - 2, 1 , lastRow );
	}

	for(Point p : getPoints()) {
		int cell = level.pointToCell(p);
		if (level.map[cell] == Terrain.TRAP){
			level.setTrap(Reflection.newInstance(trapClass).reveal(), cell);
		}
	}
	
	int pos = x + y * level.width();
	if (Random.Int( 3 ) == 0) {
		if (lastRow == Terrain.CHASM) {
			Painter.set( level, pos, Terrain.EMPTY );
		}
		level.drop( prize( level ), pos ).type = Heap.Type.CHEST;
	} else {
		Painter.set( level, pos, Terrain.PEDESTAL );
		level.drop( prize( level ), pos );
	}
	
	level.addItemToSpawn( new PotionOfLevitation() );
}
 

public void discharge() {

        target.damage(
                Random.IntRange( duration, duration * (int)Math.sqrt( target.totalHealthValue() ) ),
                this, Element.SHOCK_PERIODIC
        );

//        target.sprite.showStatus( CharSprite.NEGATIVE, "ZAP!");

        if( target instanceof Hero ) {

            Camera.main.shake( 2, 0.3f );

            Hero hero = (Hero)target;
            EquipableItem weapon = Random.oneOf( hero.belongings.weap1, hero.belongings.weap2 );

            if( weapon != null && weapon.disarmable() ) {

                GLog.w(TXT_DISARMED, weapon.name());
                weapon.doDrop(hero);

            }

        } else {

            target.delay( Random.IntRange( 1, 2 ) );

        }

        if (target.sprite.visible) {
            target.sprite.centerEmitter().burst( SparkParticle.FACTORY, (int)Math.ceil( duration ) + 1 );
        }

        detach();
    }