SCR_DownloadManager_CircularIndicatorComponent.c

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class SCR_DownloadManager_CircularIndicatorComponent : SCR_ScriptedWidgetComponent
{
    protected const float FADE_OUT_WAIT_TIME = 2.5;
 
    protected ref SCR_DownloadManager_CircleProgressIndicatorWidgets m_Widgets = new SCR_DownloadManager_CircleProgressIndicatorWidgets();
 
    protected ref SCR_FadeInOutAnimator m_Animator;
    
    protected bool m_bIsDownloading;
 
    //------------------------------------------------------------------------------------------------
    override void HandlerAttached(Widget w)
    {
        super.HandlerAttached(w);
        
        m_Widgets.Init(w);
 
        m_Animator = new SCR_FadeInOutAnimator(m_Widgets.m_DownloadButton, UIConstants.FADE_RATE_FAST, UIConstants.FADE_RATE_SLOW, FADE_OUT_WAIT_TIME, fadeOutSetVisibleFalse: true);
        
        if (!SCR_Global.IsEditMode())
        {
            UpdateAllWidgets();
            
            if (!m_bIsDownloading)
                m_Animator.FadeOutInstantly();
        }
 
        m_Widgets.m_DownloadButtonComponent.m_OnClicked.Insert(OnButtonClick);
 
        // Owner menu events
        SCR_MenuHelper.GetOnMenuFocusGained().Insert(OnMenuEnabled);
        SCR_MenuHelper.GetOnMenuOpen().Insert(OnMenuEnabled);
        SCR_MenuHelper.GetOnMenuFocusLost().Insert(OnMenuDisabled);
        SCR_MenuHelper.GetOnMenuClose().Insert(OnMenuDisabled);
    }
 
    //------------------------------------------------------------------------------------------------
    override void HandlerDeattached(Widget w)
    {
        super.HandlerDeattached(w);
        
        GetGame().GetCallqueue().Remove(OnFrame);
        
        // Owner menu events
        SCR_MenuHelper.GetOnMenuFocusGained().Remove(OnMenuEnabled);
        SCR_MenuHelper.GetOnMenuOpen().Remove(OnMenuEnabled);
        SCR_MenuHelper.GetOnMenuFocusLost().Remove(OnMenuDisabled);
        SCR_MenuHelper.GetOnMenuClose().Remove(OnMenuDisabled);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnFrame(float tDelta)
    {
        if (!m_wRoot)
            return;
        
        //float tDelta = ftime / 1000.0; // delta time for callqueue
        
        if (!SCR_Global.IsEditMode())
            UpdateAllWidgets();
 
        m_Animator.Update(tDelta);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void UpdateAllWidgets()
    {
        SCR_DownloadManager mgr = SCR_DownloadManager.GetInstance();
        if (!mgr)
            return;
        
        string downloadStateText;
        int nCompleted, nTotal;
        mgr.GetDownloadQueueState(nCompleted, nTotal);
 
        m_bIsDownloading = nTotal > 0;
        
        // Progress bar, progress text
        m_Widgets.m_DownloadDoneImage.SetVisible(nTotal == 0);
        m_Widgets.m_QueueSizeText.SetVisible(m_bIsDownloading);
        if (m_bIsDownloading)
        {
            // Get total progress of all downloads
            array<ref SCR_WorkshopItemActionDownload> downloadQueue = mgr.GetDownloadQueue();
            float progress = SCR_DownloadManager.GetDownloadActionsProgress(downloadQueue);
 
            // Progress bar
            m_Widgets.m_ProgressCircle.SetMaskProgress(progress);
 
            // Queue size text
            string queueSizeText = string.Format("%1", nTotal - nCompleted);
            m_Widgets.m_QueueSizeText.SetText(queueSizeText);
        }
        else
        {
            m_Widgets.m_QueueSizeText.SetText(string.Empty);
            m_Widgets.m_ProgressCircle.SetMaskProgress(1.0);
        }
 
        m_Animator.ForceVisible(m_bIsDownloading);
 
        // Disable button when invisible
        m_Widgets.m_DownloadButtonComponent.SetEnabled(m_bIsDownloading);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnButtonClick()
    {
        SCR_DownloadManager_Dialog.Create();
    }
    
    //------------------------------------------------------------------------------------------------
    protected void OnMenuEnabled(ChimeraMenuBase menu)
    {
        if (menu == ChimeraMenuBase.GetOwnerMenu(GetRootWidget()))
        {
            UpdateAllWidgets();
            if (!m_bIsDownloading)
                m_Animator.FadeOutInstantly();
            
            menu.m_OnUpdate.Remove(OnFrame);
            menu.m_OnUpdate.Insert(OnFrame);
        }
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnMenuDisabled(ChimeraMenuBase menu)
    {
        if (menu == ChimeraMenuBase.GetOwnerMenu(GetRootWidget()))
        {
            menu.m_OnUpdate.Remove(OnFrame);
        }
    }
}