genesis-3d_engine/Engine/addons/sprite/spriteblock.h

/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU

http://www.genesis-3d.com.cn

Permission is hereby granted, free of charge, to any person obtaining a copy
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****************************************************************************/
#ifndef __SPRITE_BLOCK_H__
#define __SPRITE_BLOCK_H__
#include "foundation/util/string.h"
#include "sprite/spriteobject.h"
#include "foundation/math/size.h"
#include "foundation/math/point2d.h"

namespace Serialization
{
	class SerializeWriter;
	class SerializeReader;
}

namespace Sprite
{
	class SpriteBlock : public SpriteObject
	{
		__DeclareSubClass(SpriteBlock, SpriteObject)
	public:
		SpriteBlock();
		virtual ~SpriteBlock();

		virtual void Save(GPtr<Serialization::SerializeWriter>& pWriter) const;
		virtual void Load(const GPtr<Serialization::SerializeReader>& pReader);
		virtual void CopyFrom(const GPtr<SpriteObject>& obj);

		const Util::String& GetName() const;
		const Math::point2df& GetPoint() const;
		const Math::sizef& GetSize() const;
		const Math::float2& GetAnchor() const;

		int GetImageIndex() const;

		void SetName(const Util::String& name);
		void SetImageIndex(int index);
		void SetPoint(const Math::point2df& point);
		void SetSize(const Math::sizef& size);
		void SetAnchor(const Math::float2& anchor);

		void Destroy();
		bool IsDestroyed() const;

	private:
		Util::String mName;
		int mImageIndex;
		Math::point2df mPoint;
		Math::sizef mSize;
		/** anchorPoint is the point around which all transformations and positioning manipulations take place.
		The anchorPoint is normalized, like a percentage. (0,0) means the bottom-left corner and (1,1) means the top-right corner.
		But you can use values higher than (1,1) and lower than (0,0) too.
		The default anchorPoint is (0.5,0.5), so it starts in the center of the node.
		*/
		Math::float2 mAnchor;

		static const uint sVersion;
	};

	inline const Util::String& SpriteBlock::GetName() const
	{
		return mName;
	}

	inline const Math::point2df& SpriteBlock::GetPoint() const
	{
		return mPoint;
	}

	inline const Math::sizef& SpriteBlock::GetSize() const
	{
		return mSize;
	}

	inline const Math::float2& SpriteBlock::GetAnchor() const
	{
		return mAnchor;
	}
	inline int SpriteBlock::GetImageIndex() const
	{
#ifdef __SPRITE_CHECK__
		if (SpriteObject::DestroyFlagInt == mImageIndex)
		{
			return InvalidIndex;
		}
#endif
		return mImageIndex;
	}

	inline void SpriteBlock::SetName(const Util::String& name)
	{
		mName = name;
	}

	inline void SpriteBlock::SetImageIndex(int index)
	{
		mImageIndex = index;
		__SPRITE_OBJECT_CHANGE__
	}

	inline void SpriteBlock::SetPoint(const Math::point2df& point)
	{
		mPoint = point;
		__SPRITE_OBJECT_CHANGE__
	}

	inline void SpriteBlock::SetSize(const Math::sizef& size)
	{
		mSize = size;
		__SPRITE_OBJECT_CHANGE__
	}

	inline void SpriteBlock::SetAnchor(const Math::float2& anchor)
	{
		mAnchor = anchor;
		__SPRITE_OBJECT_CHANGE__
	}

	inline bool SpriteBlock::IsDestroyed() const
	{
		return (SpriteObject::DestroyFlagInt == mImageIndex);
	}
}

#endif //__SPRITE_BLOCK_H__