/****************************************************************************
Copyright (c) 2013-2014 Chukong Technologies Inc.

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
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/

#ifndef __cocos2d_libs__LayoutComponent__
#define __cocos2d_libs__LayoutComponent__
#include "2d/CCComponent.h"
#include "ui/GUIExport.h"

NS_CC_BEGIN

    namespace ui {
        class CC_GUI_DLL LayoutComponent : public Component
        {
        public:
            LayoutComponent();
            ~LayoutComponent();
            virtual bool init()override;
            CREATE_FUNC(LayoutComponent);
            /**
            * When a node has a ReferencePositoin with value equals LEFT_BOTTOM,
            * it will treat the left bottom corner of its parent as the origin(0,0) when positioning itself
            * which is the same as cocos2d-x does. But you can change it by assigning a
            * different ReferencePosition.
            * For example: If you use ReferencePosition with value equals RIGHT_TOP,
            * then it will treat the right top corner of its parent as the origin(0,0) when positioning itself.
            */
            enum class ReferencePoint
            {
                BOTTOM_LEFT,
                TOP_LEFT,
                BOTTOM_RIGHT,
                TOP_RIGHT
            };

            enum class PositionType
            {
                Position,
                RelativePosition,
                PreRelativePosition,
                PreRelativePositionEnable
            };

            enum class SizeType
            {
                Size,
                PreSize,
                PreSizeEnable
            };

            bool isUsingPercentPosition();
            void setUsingPercentPosition(bool flag);

            const Vec2& getPercentPosition();
            void setPercentPosition(const Vec2& percent);

            const Vec2& getRelativePosition();
            void setRelativePosition(const Vec2& position);

            void setReferencePoint(ReferencePoint point);
            ReferencePoint getReferencePoint();

            const Vec2& getOwnerPosition()const;
            void setOwnerPosition(const Vec2& point); 

            void RefreshLayoutPosition(PositionType pType,const Vec2& point);

            const Vec2& getOwnerContentSize()const;
            void setOwnerContentSize(const Vec2& percent);

            const Vec2& getPercentContentSize()const;
            void setPercentContentSize(const Vec2& percent);

            bool isUsingPercentContentSize();
            void setUsingPercentContentSize(bool flag);

            void RefreshLayoutSize(SizeType sType, const Vec2& size);

            void SetActiveEnable(bool enable);
        private:

            Vec2 _percentContentSize;
            bool _usingPercentContentSize;

            ReferencePoint _referencePoint;
            Vec2 _relativePosition;
            Vec2 _percentPosition;
            bool _usingPercentPosition;
            bool _actived;
        };
}

NS_CC_END
#endif /* defined(__cocos2d_libs__LayoutComponent__) */