YiLinearLayout.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_LINEAR_LAYOUT_H_
#define _YI_LINEAR_LAYOUT_H_

#include "layout/YiAnimatingLayout.h"

class CYILinearLayout : public CYIAnimatingLayout
{
public:
    enum ORIENTATION
    {
        ORIENTATION_HORIZONTAL, 
        ORIENTATION_VERTICAL, 
        ORIENTATION_SHAFT 
    };

    enum OVERFLOW_MODE
    {
        OVERFLOW_IGNORE, 
        OVERFLOW_OFFSCREEN, 
        OVERFLOW_WRAP, 
        OVERFLOW_WRAP_AND_MOVE_OFFSCREEN 
    };

    enum LINE_GRAVITY
    {
        LINE_GRAVITY_DEFAULT, 
        LINE_GRAVITY_START, 
        LINE_GRAVITY_MIDDLE, 
        LINE_GRAVITY_END, 
        LINE_GRAVITY_JUSTIFY 
    };

    CYILinearLayout();
    virtual ~CYILinearLayout();

    void SetSpacing(float fSpacing);

    float GetSpacing() const; 

    void SetJustify(bool bJustify);

    bool IsUsingJustify() const; 

    void SetOrientation(ORIENTATION eOrientation);

    ORIENTATION GetOrientation() const; 

    void SetOverflowMode(OVERFLOW_MODE eMode);

    OVERFLOW_MODE GetOverflowMode() const; 

    void SetLineGravity(LINE_GRAVITY eLineGravity);

    LINE_GRAVITY GetLineGravity() const; 

protected:
    virtual void Configure() override;
    virtual void OnMeasure(const CYISceneNode::MeasureSpec &widthSpec, const CYISceneNode::MeasureSpec &heightSpec, const CYISceneNode::MeasureSpec &depthSpec) override;
    virtual void OnApplyMeasurements() override;

    float m_fSpacing;
    bool m_bJustify;
    ORIENTATION m_eOrientation;
    OVERFLOW_MODE m_eOverflowMode;
    LINE_GRAVITY m_eLineGravity;

private:
    class CYILinearLayoutPriv;

    CYILinearLayoutPriv *m_pPriv;

    YI_TYPE_BASES(CYILinearLayout, CYIAnimatingLayout)
};

#endif // _YI_LINEAR_LAYOUT_H_