com.bladecoder.engine.actions.LookAtAction.java Source code

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Here is the source code for com.bladecoder.engine.actions.LookAtAction.java

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/*******************************************************************************
 * Copyright 2014 Rafael Garcia Moreno.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package com.bladecoder.engine.actions;

import com.badlogic.gdx.math.Rectangle;
import com.badlogic.gdx.math.Vector2;
import com.bladecoder.engine.actions.Param.Type;
import com.bladecoder.engine.anim.AnimationDesc;
import com.bladecoder.engine.model.CharacterActor;
import com.bladecoder.engine.model.InteractiveActor;
import com.bladecoder.engine.model.Text;
import com.bladecoder.engine.model.TextManager;
import com.bladecoder.engine.model.VerbRunner;
import com.bladecoder.engine.model.World;
import com.bladecoder.engine.util.EngineLogger;

@ActionDescription("Shows the text and sets the player to lookat in the selected actor direction")
public class LookAtAction implements Action {
    public enum Direction {
        EMPTY(""), FRONT(AnimationDesc.FRONT), BACK(AnimationDesc.BACK), LEFT(AnimationDesc.LEFT), RIGHT(
                AnimationDesc.RIGHT), FRONTLEFT(AnimationDesc.FRONTLEFT), FRONTRIGHT(
                        AnimationDesc.FRONTRIGHT), BACKLEFT(
                                AnimationDesc.BACKLEFT), BACKRIGHT(AnimationDesc.BACKRIGHT);

        private final String direction;

        Direction(String direction) {
            this.direction = direction;
        }

        public String getDirection() {
            return direction;
        }
    }

    @ActionPropertyDescription("The target actor")
    @ActionProperty(type = Type.ACTOR)
    private String actor;

    @ActionPropertyDescription("The 'soundId' to play if selected")
    @ActionProperty(type = Type.SOUND)
    private String soundId;

    @ActionPropertyDescription("The 'text' to show")
    @ActionProperty(type = Type.SMALL_TEXT)
    private String text;

    @ActionProperty
    @ActionPropertyDescription("The direction to lookat. If empty, the player lookat to the actor")
    private Direction direction;

    @ActionProperty(required = true)
    @ActionPropertyDescription("If this param is 'false' the text is showed and the action continues inmediatly")
    private boolean wait = true;

    @Override
    public boolean run(VerbRunner cb) {

        EngineLogger.debug("LOOKAT ACTION");
        InteractiveActor a = (InteractiveActor) World.getInstance().getCurrentScene().getActor(actor, true);

        if (World.getInstance().getInventory().getItem(actor) == null) {
            CharacterActor player = World.getInstance().getCurrentScene().getPlayer();

            if (direction != null)
                player.lookat(direction.getDirection());
            else if (a != null && player != null) {
                Rectangle bbox = a.getBBox().getBoundingRectangle();
                player.lookat(new Vector2(bbox.x, bbox.y));
            }
        }

        if (soundId != null) {
            if (a == null) {
                EngineLogger.debug("Tried to play a sound (" + soundId + "), but there is no actor defined");
            } else {
                a.playSound(soundId);
            }
        }

        if (text != null) {
            World.getInstance().getTextManager().addText(text, TextManager.POS_SUBTITLE, TextManager.POS_SUBTITLE,
                    false, Text.Type.SUBTITLE, null, null, wait ? cb : null);

            return wait;
        }

        return false;
    }

}