Chris Danford
54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
#include "stdafx.h"
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/*
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-----------------------------------------------------------------------------
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Class: ScrollBar
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Desc: See header.
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Copyright (c) 2001-2002 by the person(s) listed below. All rights reserved.
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Chris Danford
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-----------------------------------------------------------------------------
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*/
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#include "ScrollBar.h"
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#include "PrefsManager.h"
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#include "GameConstantsAndTypes.h"
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const float BAR_HEIGHT = 376;
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ScrollBar::ScrollBar()
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{
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m_sprBackground.Load( THEME->GetPathTo("Graphics","select music scrollbar") );
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m_sprBackground.StopAnimating();
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m_sprBackground.SetState( 1 );
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m_sprBackground.SetZoomY( BAR_HEIGHT/m_sprBackground.GetUnzoomedHeight() );
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this->AddSubActor( &m_sprBackground );
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m_sprTopButton.Load( THEME->GetPathTo("Graphics","select music scrollbar") );
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m_sprTopButton.StopAnimating();
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m_sprTopButton.SetState( 0 );
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m_sprTopButton.SetY( -BAR_HEIGHT/2 );
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this->AddSubActor( &m_sprTopButton );
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m_sprBottomButton.Load( THEME->GetPathTo("Graphics","select music scrollbar") );
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m_sprBottomButton.StopAnimating();
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m_sprBottomButton.SetState( 2 );
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m_sprBottomButton.SetY( BAR_HEIGHT/2 );
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this->AddSubActor( &m_sprBottomButton );
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m_sprScrollThumb.Load( THEME->GetPathTo("Graphics","select music scrollbar") );
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m_sprScrollThumb.StopAnimating();
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m_sprScrollThumb.SetState( 3 );
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m_sprScrollThumb.SetY( CENTER_Y );
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this->AddSubActor( &m_sprScrollThumb );
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}
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void ScrollBar::SetPercentage( float fPercentageFromTop )
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{
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if( fPercentageFromTop < 0 ) fPercentageFromTop += 1;
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fPercentageFromTop = fmodf( fPercentageFromTop, 1 );
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float fY = -BAR_HEIGHT/2+16 + fPercentageFromTop*(BAR_HEIGHT-32);
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m_sprScrollThumb.SetY( (float)roundf(fY) );
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}
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