axmol/cocos/2d/CCAnimationCache.h

/****************************************************************************
Copyright (c) 2008-2010 Ricardo Quesada
Copyright (c) 2010-2012 cocos2d-x.org
Copyright (c) 2011      Zynga Inc.
Copyright (c) 2013-2016 Chukong Technologies Inc.
Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.

http://www.cocos2d-x.org

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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****************************************************************************/
#ifndef __CC_ANIMATION_CACHE_H__
#define __CC_ANIMATION_CACHE_H__

#include "base/CCRef.h"
#include "base/CCMap.h"
#include "base/CCValue.h"
#include "2d/CCAnimation.h"

#include <string>

NS_CC_BEGIN

class Animation;

/**
 * @addtogroup _2d
 * @{
 */

/** Singleton that manages the Animations.
It saves in a cache the animations. You should use this class if you want to save your animations in a cache.

Before v0.99.5, the recommend way was to save them on the Sprite. Since v0.99.5, you should use this class instead.

@since v0.99.5
@js cc.animationCache
*/
class CC_DLL AnimationCache : public Ref
{
public:
    /**
     * @js ctor
     */
    AnimationCache();
    /**
     * @js NA
     * @lua NA
     */
    ~AnimationCache();
    /** Returns the shared instance of the Animation cache
         @js NA
        */
    static AnimationCache* getInstance();

    /** Purges the cache. It releases all the Animation objects and the shared instance.
                @js NA
     */
    static void destroyInstance();

    bool init();

    /** Adds a Animation with a name.
     *
     * @param animation An animation.
     * @param name The name of animation.
     */
    void addAnimation(Animation* animation, std::string_view name);

    /** Deletes a Animation from the cache.
     *
     * @param name The name of animation.
     */
    void removeAnimation(std::string_view name);

    /** Returns a Animation that was previously added.
     * If the name is not found it will return nil.
     * You should retain the returned copy if you are going to use it.
     *
     * @return A Animation that was previously added. If the name is not found it will return nil.
     */
    Animation* getAnimation(std::string_view name);

    /** Adds an animation from an NSDictionary.
     * Make sure that the frames were previously loaded in the SpriteFrameCache.
     * @param dictionary An NSDictionary.
     * @param plist The path of the relative file,it use to find the plist path for load SpriteFrames.
     * @since v1.1
         @js NA
     */
    void addAnimationsWithDictionary(const ValueMap& dictionary, std::string_view plist);

    /** Adds an animation from a plist file.
     * Make sure that the frames were previously loaded in the SpriteFrameCache.
     * @since v1.1
     * @js addAnimations
     * @lua addAnimations
     * @param plist An animation from a plist file.
     */
    void addAnimationsWithFile(std::string_view plist);

private:
    void parseVersion1(const ValueMap& animations);
    void parseVersion2(const ValueMap& animations);

private:
    Map<std::string, Animation*, hlookup::string_hash, hlookup::equal_to> _animations;
    static AnimationCache* s_sharedAnimationCache;
};

// end of sprite_nodes group
/// @}

NS_CC_END

#endif  // __CC_ANIMATION_CACHE_H__