/******************************************************************************
 * Spine Runtimes Software License v2.5
 *
 * Copyright (c) 2013-2016, Esoteric Software
 * All rights reserved.
 *
 * You are granted a perpetual, non-exclusive, non-sublicensable, and
 * non-transferable license to use, install, execute, and perform the Spine
 * Runtimes software and derivative works solely for personal or internal
 * use. Without the written permission of Esoteric Software (see Section 2 of
 * the Spine Software License Agreement), you may not (a) modify, translate,
 * adapt, or develop new applications using the Spine Runtimes or otherwise
 * create derivative works or improvements of the Spine Runtimes or (b) remove,
 * delete, alter, or obscure any trademarks or any copyright, trademark, patent,
 * or other intellectual property or proprietary rights notices on or in the
 * Software, including any copy thereof. Redistributions in binary or source
 * form must include this license and terms.
 *
 * THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
 * EVENT SHALL ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS INTERRUPTION, OR LOSS OF
 * USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/

#ifndef SPINE_SKELETONANIMATION_H_
#define SPINE_SKELETONANIMATION_H_

#include <spine/spine.h>
#include <spine/SkeletonRenderer.h>
#include "cocos2d.h"

namespace spine {

typedef std::function<void(spTrackEntry* entry)> StartListener;
typedef std::function<void(spTrackEntry* entry)> InterruptListener;
typedef std::function<void(spTrackEntry* entry)> EndListener;
typedef std::function<void(spTrackEntry* entry)> DisposeListener;
typedef std::function<void(spTrackEntry* entry)> CompleteListener;
typedef std::function<void(spTrackEntry* entry, spEvent* event)> EventListener;

/** Draws an animated skeleton, providing an AnimationState for applying one or more animations and queuing animations to be
  * played later. */
class SkeletonAnimation: public SkeletonRenderer {
public:
	CREATE_FUNC(SkeletonAnimation);
	static SkeletonAnimation* createWithData (spSkeletonData* skeletonData, bool ownsSkeletonData = false);
	static SkeletonAnimation* createWithJsonFile (const std::string& skeletonJsonFile, spAtlas* atlas, float scale = 1);
	static SkeletonAnimation* createWithJsonFile (const std::string& skeletonJsonFile, const std::string& atlasFile, float scale = 1);
	static SkeletonAnimation* createWithBinaryFile (const std::string& skeletonBinaryFile, spAtlas* atlas, float scale = 1);
	static SkeletonAnimation* createWithBinaryFile (const std::string& skeletonBinaryFile, const std::string& atlasFile, float scale = 1);

	// Use createWithJsonFile instead
	CC_DEPRECATED_ATTRIBUTE static SkeletonAnimation* createWithFile (const std::string& skeletonJsonFile, spAtlas* atlas, float scale = 1)
	{
		return SkeletonAnimation::createWithJsonFile(skeletonJsonFile, atlas, scale);
	}
	// Use createWithJsonFile instead
	CC_DEPRECATED_ATTRIBUTE static SkeletonAnimation* createWithFile (const std::string& skeletonJsonFile, const std::string& atlasFile, float scale = 1)
	{
		return SkeletonAnimation::createWithJsonFile(skeletonJsonFile, atlasFile, scale);
	}

	virtual void update (float deltaTime) override;
	virtual void draw (cocos2d::Renderer* renderer, const cocos2d::Mat4& transform, uint32_t transformFlags) override;

	void setAnimationStateData (spAnimationStateData* stateData);
	void setMix (const std::string& fromAnimation, const std::string& toAnimation, float duration);

	spTrackEntry* setAnimation (int trackIndex, const std::string& name, bool loop);
	spTrackEntry* addAnimation (int trackIndex, const std::string& name, bool loop, float delay = 0);
	spTrackEntry* setEmptyAnimation (int trackIndex, float mixDuration);
	void setEmptyAnimations (float mixDuration);
	spTrackEntry* addEmptyAnimation (int trackIndex, float mixDuration, float delay = 0);
	spAnimation* findAnimation(const std::string& name) const;
	spTrackEntry* getCurrent (int trackIndex = 0);
	void clearTracks ();
	void clearTrack (int trackIndex = 0);

	void setStartListener (const StartListener& listener);
    void setInterruptListener (const InterruptListener& listener);
	void setEndListener (const EndListener& listener);
    void setDisposeListener (const DisposeListener& listener);
	void setCompleteListener (const CompleteListener& listener);
	void setEventListener (const EventListener& listener);

	void setTrackStartListener (spTrackEntry* entry, const StartListener& listener);
    void setTrackInterruptListener (spTrackEntry* entry, const InterruptListener& listener);
	void setTrackEndListener (spTrackEntry* entry, const EndListener& listener);
    void setTrackDisposeListener (spTrackEntry* entry, const DisposeListener& listener);
	void setTrackCompleteListener (spTrackEntry* entry, const CompleteListener& listener);
	void setTrackEventListener (spTrackEntry* entry, const EventListener& listener);

	virtual void onAnimationStateEvent (spTrackEntry* entry, spEventType type, spEvent* event);
	virtual void onTrackEntryEvent (spTrackEntry* entry, spEventType type, spEvent* event);

	spAnimationState* getState() const;

CC_CONSTRUCTOR_ACCESS:
	SkeletonAnimation ();
	virtual ~SkeletonAnimation ();
	virtual void initialize () override;

protected:
	spAnimationState* _state;

	bool _ownsAnimationStateData;
	bool _firstDraw;

	StartListener _startListener;
    InterruptListener _interruptListener;
	EndListener _endListener;
    DisposeListener _disposeListener;
	CompleteListener _completeListener;
	EventListener _eventListener;

private:
	typedef SkeletonRenderer super;
};

}

#endif /* SPINE_SKELETONANIMATION_H_ */
