Chris Danford
118 lines
2.6 KiB
C++
118 lines
2.6 KiB
C++
#include "global.h"
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/*
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-----------------------------------------------------------------------------
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Class: Transition
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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 "Transition.h"
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#include "RageUtil.h"
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#include "ScreenManager.h"
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#include "IniFile.h"
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#include "RageFile.h"
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Transition::Transition()
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{
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m_State = waiting;
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m_fSecsIntoTransition = 0.0f;
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}
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void Transition::Load( CString sBGAniDir )
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{
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if( !sBGAniDir.empty() && sBGAniDir.Right(1) != SLASH )
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sBGAniDir += SLASH;
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m_BGAnimation.LoadFromAniDir( sBGAniDir );
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m_State = waiting;
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m_fSecsIntoTransition = 0.0f;
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// load sound from file specified by ini, or use the first sound in the directory
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IniFile ini;
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ini.SetPath( sBGAniDir+"BGAnimation.ini" );
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ini.ReadFile();
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CString sSoundFileName;
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if( ini.GetValue("BGAnimation","Sound",sSoundFileName) )
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{
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FixSlashesInPlace( sSoundFileName );
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CString sPath = sBGAniDir+sSoundFileName;
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CollapsePath( sPath );
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m_sound.Load( sPath );
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}
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else
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{
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m_sound.Load( sBGAniDir );
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}
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}
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void Transition::Update( float fDeltaTime )
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{
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Actor::Update( fDeltaTime );
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if( m_State == transitioning )
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{
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/* Start the transition on the first update, not in the ctor, so
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* we don't play a sound while our parent is still loading. */
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if( m_fSecsIntoTransition==0 ) // first update
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{
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m_sound.PlayRandom();
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// stop the sound from playing multiple times on an Update(0)
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m_fSecsIntoTransition+=0.000001f;
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}
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m_BGAnimation.Update( fDeltaTime );
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if( m_fSecsIntoTransition > m_BGAnimation.GetLengthSeconds() ) // over
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{
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SCREENMAN->SendMessageToTopScreen( m_MessageToSendWhenDone );
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m_fSecsIntoTransition = 0.0;
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m_State = finished;
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}
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else
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m_fSecsIntoTransition += fDeltaTime;
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}
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}
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void Transition::DrawPrimitives()
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{
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// Unless we're transitioning, don't draw because we'll waste resources drawing things
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// that aren't visible. -Chris
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switch( m_State )
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{
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case waiting:
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return;
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case finished:
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return;
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}
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m_BGAnimation.Draw();
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}
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void Transition::StartTransitioning( ScreenMessage send_when_done )
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{
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if( m_State != waiting )
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{
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// This assert will trigger in some cases if start is pressed
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// right as a transition is ending. We want to know about these
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// problems in debug builds, but they're not fatal.
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DEBUG_ASSERT( m_State == waiting ); // can't call this more than once
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return; // ignore
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}
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m_MessageToSendWhenDone = send_when_done;
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m_State = transitioning;
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m_fSecsIntoTransition = 0.0;
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}
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float Transition::GetLengthSeconds()
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{
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return m_BGAnimation.GetLengthSeconds();
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}
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