AFadeManager.cpp

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#include "pch.h"
#include "AFadeManager.h"
#include "Tasks/ARootTask.h"
#include "GUI/AGUI2.h"
 
//-----------------------------------------------------------------------------
// Enables memory debugging.
// Note: Should be the last include!
//-----------------------------------------------------------------------------
#include <Core/TMemoryDebugOn.h>
 
TDEFINE_CLASS( AFadeManager );
 
TBOOL AFadeManager::OnUpdate( TFLOAT a_fDeltaTime )
{
    if ( !ARootTask::GetSingleton()->IsPaused() )
    {
        for ( auto it = m_ActiveFades.Begin(); it != m_ActiveFades.End(); it++ )
        {
            it->Update( a_fDeltaTime );
        }
 
        for ( auto it = m_ActiveFades.Begin(); it != m_ActiveFades.End(); )
        {
            auto pNext = it->Next();
 
            if ( it->IsStillFading( TTRUE ) )
            {
                AFade::Color color;
                it->GetCurrentColor( color );
                it->GetRectangleElement().SetColour( color.GetTColor32() );
            }
            else
            {
                m_ActiveFades.Remove( it );
                m_Fades.DeleteObject( it );
            }
 
            it = pNext;
        }
 
        return TTRUE;
    }
 
    return TFALSE;
}
 
void AFadeManager::StopAllFades()
{
    while ( TTRUE )
    {
        auto it = m_ActiveFades.Begin();
        if ( it == m_ActiveFades.End() ) break;
 
        m_ActiveFades.Remove( it );
        m_Fades.DeleteObject( it );
    }
}
 
AFade* AFadeManager::StartFade( const AFade::Color& a_rFadeFrom, const AFade::Color& a_rFadeTo, TFLOAT a_fFadeTime )
{
    TFLOAT fWidth;
    TFLOAT fHeight;
    AGUI2::GetSingleton()->GetDimensions( fWidth, fHeight );
 
    if ( m_Fades.GetUsedSize() == m_Fades.GetCapacity() )
    {
        auto pFade = m_ActiveFades.Begin();
 
        if ( pFade != m_ActiveFades.End() )
        {
            m_ActiveFades.Remove( pFade );
            m_Fades.DeleteObject( pFade );
        }
    }
 
    TASSERT( m_Fades.GetUsedSize() != m_Fades.GetCapacity() );
 
    auto pFade = m_Fades.NewObject();
    m_ActiveFades.Push( pFade );
 
    pFade->SetFadeTime( a_fFadeTime );
    pFade->SetFadeFromColor( a_rFadeFrom );
    pFade->SetFadeToColor( a_rFadeTo );
 
    auto& rRectangle = pFade->GetRectangleElement();
    rRectangle.Create( fWidth, fHeight );
    rRectangle.SetAttachment( AGUI2ATTACHMENT_TOPCENTER, AGUI2ATTACHMENT_TOPCENTER );
    rRectangle.SetColour( a_rFadeFrom.GetTColor32() );
    rRectangle.SetInFront();
 
    rRectangle.Unlink();
    AGUI2::GetRootElement()->AddChildTail( rRectangle );
    rRectangle.Show();
 
    return pFade;
}
 
TBOOL AFadeManager::HasAnyFadesInProgress( TBOOL a_bThrowFadeOver )
{
    for ( auto it = m_ActiveFades.Begin(); it != m_ActiveFades.End(); it++ )
    {
        if ( it->IsStillFading( a_bThrowFadeOver ) )
        {
            return TTRUE;
        }
    }
 
    return TFALSE;
}