SCR_RadialMenuSegmentComponent.c

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class SCR_RadialMenuSegmentComponent : SCR_ScriptedWidgetComponent
{
    protected const string BACKGROUND = "Background";
    protected const string CATEGORY_WRAP = "CategoryWrap";
    protected const string CATEGORY = "Category";
    protected const string CATEGORY_ARROW = "CategoryArrow";
    
    protected ImageWidget m_wBackground;
    protected Widget m_wCategoryWrap;
    protected ImageWidget m_wCategory;
    protected ImageWidget m_wCategoryArrow;
    
    //------------------------------------------------------------------------------------------------
    override void HandlerAttached(Widget w)
    {
        super.HandlerAttached(w);
        
        m_wBackground = ImageWidget.Cast(w.FindAnyWidget(BACKGROUND));
        m_wCategoryWrap = w.FindAnyWidget(CATEGORY_WRAP);
        m_wCategory = ImageWidget.Cast(w.FindAnyWidget(CATEGORY));
        m_wCategoryArrow = ImageWidget.Cast(w.FindAnyWidget(CATEGORY_ARROW));
    }
    
    const float CATEGORY_OFFSET = 4;
    
    //------------------------------------------------------------------------------------------------
    void SetupSegment(float range, float angle, bool isCategory)
    {
        float angleDist = range * 360;
        float rot = angle - angleDist * 0.5;
        
        m_wBackground.SetMaskProgress(range);
        m_wBackground.SetRotation(rot);
        
        // Category
        m_wCategoryWrap.SetVisible(isCategory);
        
        if (isCategory)
        {
            m_wCategory.SetMaskProgress(range - CATEGORY_OFFSET / 360);
            m_wCategory.SetRotation(rot + CATEGORY_OFFSET * 0.5);
            
            m_wCategoryArrow.SetRotation(angle);
            
            float arrowRot = angle * Math.DEG2RAD;
            float radius = FrameSlot.GetPosY(m_wCategoryArrow);
            
            vector pos = Vector(
                radius * Math.Cos(arrowRot - 0.5 * Math.PI),
                radius * Math.Sin(arrowRot - 0.5 * Math.PI),
                0.0);
            
            FrameSlot.SetPos(m_wCategoryArrow, pos[0], pos[1]);
        }
    }
    
    //------------------------------------------------------------------------------------------------
    ImageWidget GetBackgroundWidget()
    {
        return m_wBackground;
    }
    
    //------------------------------------------------------------------------------------------------
    Widget GetCategoryWrapWidget()
    {
        return m_wCategoryWrap;
    }
}