132 lines
4.2 KiB
Java
132 lines
4.2 KiB
Java
package com.saltosion.gladiator.systems;
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import com.badlogic.ashley.core.ComponentMapper;
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import com.badlogic.ashley.core.Engine;
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import com.badlogic.ashley.core.Entity;
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import com.badlogic.ashley.core.EntitySystem;
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import com.badlogic.ashley.core.Family;
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import com.badlogic.ashley.utils.ImmutableArray;
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import com.badlogic.gdx.graphics.g2d.Sprite;
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import com.badlogic.gdx.math.Vector2;
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import com.saltosion.gladiator.components.CCombat;
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import com.saltosion.gladiator.components.CDestructive;
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import com.saltosion.gladiator.components.CPhysics;
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import com.saltosion.gladiator.components.CRenderedObject;
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import com.saltosion.gladiator.listeners.CombatListener;
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import com.saltosion.gladiator.listeners.SwingHitboxListener;
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import com.saltosion.gladiator.util.AppUtil;
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import com.saltosion.gladiator.util.Direction;
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import com.saltosion.gladiator.util.Name;
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import com.saltosion.gladiator.util.SpriteLoader;
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public class CombatSystem extends EntitySystem {
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private final ComponentMapper<CCombat> cm = ComponentMapper.getFor(CCombat.class);
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private final ComponentMapper<CPhysics> pm = ComponentMapper.getFor(CPhysics.class);
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private ImmutableArray<Entity> entities;
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@Override
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public void addedToEngine(Engine engine) {
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updateEntities(engine);
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}
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@Override
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public void update(float deltaTime) {
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for (int i = 0; i < entities.size(); i++) {
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Entity e = entities.get(i);
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CCombat combat = cm.get(e);
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CPhysics obj = pm.get(e);
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if (combat.swingCdCounter > 0) {
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combat.swingCdCounter -= deltaTime;
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}
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if (combat.swingCdCounter > 0) {
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continue;
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}
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// Ready to swing !
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combat.getSwing().setZero();
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if (combat.inputs.get(Direction.LEFT)) {
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combat.getSwing().add(-1, 0);
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}
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if (combat.inputs.get(Direction.RIGHT)) {
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combat.getSwing().add(1, 0);
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}
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if (combat.inputs.get(Direction.UP)) {
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combat.getSwing().add(0, 1);
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}
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if (combat.inputs.get(Direction.DOWN)) {
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combat.getSwing().add(0, -1);
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}
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if (!combat.getSwing().isZero() && combat.swingCdCounter <= 0) {
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Vector2 pos = obj.getPosition().cpy();
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if (combat.getSwingDirection() == Direction.LEFT) {
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pos.add(-combat.getSwingSize().x / 2, 0);
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} else if (combat.getSwingDirection() == Direction.RIGHT) {
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pos.add(combat.getSwingSize().x / 2, 0);
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} else if (combat.getSwingDirection() == Direction.UP) {
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pos.add(0, combat.getSwingSize().y / 3 * 2);
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} else if (combat.getSwingDirection() == Direction.DOWN) {
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pos.add(0, -combat.getSwingSize().y / 3 * 2);
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}
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createSwingHitbox(e, combat.getSwingDirection(), pos);
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combat.swingCdCounter = combat.getSwingDuration();
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}
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}
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}
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public void createSwingHitbox(Entity source, Direction direction, Vector2 position) {
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Entity e = new Entity();
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CCombat combat = cm.get(source);
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e.add(new CPhysics().setGhost(true).setGravityApplied(false).setMovable(false)
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.setSize(combat.getSwingSize()).setPosition(position)
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.setCollisionListener(new SwingHitboxListener(source, direction)));
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e.add(new CDestructive(combat.getSwingDuration() / 2));
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AppUtil.engine.addEntity(e);
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}
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public void updateEntities(Engine engine) {
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entities = engine.getEntitiesFor(Family.getFor(CCombat.class));
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}
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/**
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* Deal <b>damage</b> to <b>target</b>. Source is optional, leave null if
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* none.
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*
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* @param source Source of the <b>damage</b>.
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* @param target Target to kill.
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* @param damage Damage taken, that was dealth to the <b>target</b>.
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*/
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public static void dealDamage(Entity source, Entity target, int damage) {
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CCombat combat = target.getComponent(CCombat.class);
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CombatListener listener = combat.getCombatListener();
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if (listener != null) {
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listener.damageTaken(source, target, damage);
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}
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combat.health -= damage;
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if (combat.health <= 0) {
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killEntity(source, target, damage);
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}
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}
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/**
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* Straight off kill the <b>target</b>.
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*
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* @param source Source of the <b/>damage</b>.
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* @param target Target to kill.
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* @param damage Damage taken, that killed <b>target</b>.
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*/
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public static void killEntity(Entity source, Entity target, int damage) {
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CCombat combat = target.getComponent(CCombat.class);
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CombatListener listener = combat.getCombatListener();
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if (listener != null) {
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listener.died(source, target, damage);
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}
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AppUtil.engine.removeEntity(target);
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}
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}
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