keyframe_component.cpp

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/* ResidualVM - A 3D game interpreter
 *
 * ResidualVM 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 2
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */


#include "engines/grim/debug.h"
#include "engines/grim/costume/keyframe_component.h"
#include "engines/grim/costume/model_component.h"

namespace Grim {

KeyframeComponent::KeyframeComponent(Component *p, int parentID, const char *filename, tag32 t) :
        Component(p, parentID, filename, t), _priority1(1), _priority2(5), _anim(nullptr) {
    const char *comma = strchr(filename, ',');
    if (comma) {
        _name = Common::String(filename, comma);
        sscanf(comma + 1, "%d,%d", &_priority1, &_priority2);
    }
}

KeyframeComponent::~KeyframeComponent() {
    delete _anim;
}

void KeyframeComponent::fade(Animation::FadeMode fadeMode, int fadeLength) {
    _anim->fade(fadeMode, fadeLength);
}

void KeyframeComponent::setKey(int val) {
    switch (val) {
    case 0: // "Play Once"
        _anim->play(Animation::Once);
        break;
    case 1: // "Play Looping"
        _anim->play(Animation::Looping);
        break;
    case 2: // "Play and Endpause"
        _anim->play(Animation::PauseAtEnd);
        break;
    case 3: // "Play and Endfade"
        _anim->play(Animation::FadeAtEnd);
        break;
    case 4: // "Stop"
        reset();
        break;
    case 5: // "Pause"
        _anim->pause(true);
        break;
    case 6: // "Unpause"
        _anim->pause(false);
        break;
    case 7: // "1.0 Fade in"
        fade(Animation::FadeIn, 1000);
        _anim->activate();
        break;
    case 8: // "0.5 Fade in"
        fade(Animation::FadeIn, 500);
        _anim->activate();
        break;
    case 9: // "0.25 Fade in"
        fade(Animation::FadeIn, 250);
        _anim->activate();
        break;
    case 10: // "0.125 Fade in"
        fade(Animation::FadeIn, 125);
        _anim->activate();
        break;
    case 11: // "1.0 Fade out"
        fade(Animation::FadeOut, 1000);
        break;
    case 12: // "0.5 Fade out
        fade(Animation::FadeOut, 500);
        break;
    case 13: // "0.25 Fade out"
        fade(Animation::FadeOut, 250);
        break;
    case 14: // "0.125 Fade out"
        fade(Animation::FadeOut, 125);
        break;
    default:
        Debug::warning(Debug::Costumes, "Unknown key %d for component %s", val, _name.c_str());
    }
}

void KeyframeComponent::reset() {
    if (_anim->getFadeMode() != Animation::FadeOut) {
        _anim->stop();
    }
}

int KeyframeComponent::update(uint time) {
    if (!_anim->getIsActive())
        return 0;

    return _anim->update((int)time);
}

void KeyframeComponent::init() {
    if (_parent->isComponentType('M','M','D','L') ||
        _parent->isComponentType('M','O','D','L')) {
        ModelComponent *mc = static_cast<ModelComponent *>(_parent);
        _anim = new Animation(_name, mc->getAnimManager(), _priority1, _priority2);
    } else {
        Debug::warning(Debug::Costumes, "Parent of %s was not a model", _name.c_str());
        _anim = nullptr;
    }
}

void KeyframeComponent::saveState(SaveGame *state) {
    _anim->saveState(state);
}

void KeyframeComponent::restoreState(SaveGame *state) {
    _anim->restoreState(state);
}

} // end of namespace Grim