walkframes.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

/*
 * This code is based on the CRAB engine
 *
 * Copyright (c) Arvind Raja Yadav
 *
 * Licensed under MIT
 *
 */

#ifndef CRAB_WALKFRAMES_H
#define CRAB_WALKFRAMES_H

#include "crab/timer.h"
#include "crab/ai/movement.h"
#include "crab/animation/animframe.h"
#include "crab/people/personbase.h"

namespace Crab {

namespace pyrodactyl {
namespace anim {
enum WalkAnimType {
    WT_STAND,
    WT_WALK,
    WT_FIGHT,
    WT_KO,
    WT_TOTAL
};

class WalkFrames {
    struct WalkFrameSet {
        AnimationFrames frames[DIRECTION_TOTAL];

        void load(rapidxml::xml_node<char> *node) {
            frames[DIRECTION_DOWN].load(node->first_node("down"));
            frames[DIRECTION_UP].load(node->first_node("up"));
            frames[DIRECTION_LEFT].load(node->first_node("left"));
            frames[DIRECTION_RIGHT].load(node->first_node("right"));
        }
    };

    // The walking animations of the sprite
    WalkFrameSet _set[WT_TOTAL];

    // The current walking animation
    WalkAnimType _cur;

    // The timers used for animation playing
    Timer _timer;

    // Dialog box related
    void updateClip(WalkAnimType type, Direction d);

public:
    WalkFrames() {
        _cur = WT_STAND;
        _timer.start();
    }
    ~WalkFrames() {}

    void load(rapidxml::xml_node<char> *node);

    bool updateClip(Direction d, bool reset);
    void resetClip(Direction d);

    void type(WalkAnimType type) {
        _cur = type;
    }

    WalkAnimType type() {
        return _cur;
    }

    bool type(const Vector2f &vel, Direction &dir, const pyrodactyl::people::PersonState &pst, const bool &first_x);

    const Rect &clip(Direction d) {
        return _set[_cur].frames[d].currentFrame()._clip;
    }

    const Rect &boxV(Direction d) {
        return _set[_cur].frames[d].currentFrame()._boxV;
    }

    const TextureFlipType &flip(Direction d) {
        return _set[_cur].frames[d]._flip;
    }

    const ShadowOffset &shadow(Direction d) {
        return _set[_cur].frames[d]._shadow;
    }

    int anchorX(Direction d) {
        return _set[_cur].frames[d].currentFrame()._anchor.x;
    }

    int anchorY(Direction d) {
        return _set[_cur].frames[d].currentFrame()._anchor.y;
    }

    // Dialog box related
    Rect dialogClip(const pyrodactyl::people::PersonState &state);
    void updateClip(const pyrodactyl::people::PersonState &state);
};
} // End of namespace anim
} // End of namespace pyrodactyl

} // End of namespace Crab

#endif // CRAB_WALKFRAMES_H