animationchannel.h

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/* xoreos - A reimplementation of BioWare's Aurora engine
 *
 * xoreos is the legal property of its developers, whose names
 * can be found in the AUTHORS file distributed with this source
 * distribution.
 *
 * xoreos 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.
 *
 * xoreos 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 xoreos. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef GRAPHICS_AURORA_ANIMATIONCHANNEL_H
#define GRAPHICS_AURORA_ANIMATIONCHANNEL_H

#include <list>
#include <vector>

#include "src/common/mutex.h"

namespace Graphics {

namespace Aurora {

class Model;
class ModelNode;
class Animation;

class AnimationChannel {
public:
    AnimationChannel(Model *model);

    void playAnimation(const Common::UString &anim,
                       bool restart = true,
                       float length = 0.0f,
                       float speed = 1.0f);

    void playAnimationCount(const Common::UString &anim,
                            bool restart = true,
                            int32 loopCount = 0);

    // .--- Default animations

    void clearDefaultAnimations();
    void addDefaultAnimation(const Common::UString &name, uint8 probability);
    void playDefaultAnimation();

    // '---

    void manageAnimations(float dt);
private:
    struct DefaultAnimation {
        Animation *animation;
        uint8 probability; 
    };

    typedef std::list<DefaultAnimation> DefaultAnimations;

    Model *_model;
    Animation *_currentAnimation; 
    Animation *_nextAnimation; 
    float _animationSpeed; 
    float _animationLength; 
    float _animationTime; 
    float _animationLoopLength; 
    float _animationLoopTime; 
    DefaultAnimations _defaultAnimations;
    std::vector<ModelNode *> _modelNodeMap;
    Common::Semaphore _manageSem;

    void playDefaultAnimationInternal();
    Animation *selectDefaultAnimation();
    void setCurrentAnimation(Animation *anim);
    void makeModelNodeMap();
};

} // End of namespace Aurora

} // End of namespace Graphics

#endif // GRAPHICS_AURORA_ANIMATIONCHANNEL_H