Glenn Maynard
141 lines
4.7 KiB
C++
141 lines
4.7 KiB
C++
#include "global.h"
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#include "LyricDisplay.h"
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#include "ScreenDimensions.h"
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#include "GameState.h"
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#include "ThemeMetric.h"
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#include "song.h"
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#include "ActorUtil.h"
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static ThemeMetric<float> IN_LENGTH ("LyricDisplay","InLength");
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static ThemeMetric<float> OUT_LENGTH ("LyricDisplay","OutLength");
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static ThemeMetric<RageColor> WIPE_DIM_FACTOR ("LyricDisplay","WipeDimFactor");
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LyricDisplay::LyricDisplay()
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{
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for( int i=0; i<2; i++ )
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{
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m_textLyrics[i].SetName( "Lyric" );
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ActorUtil::LoadAllCommands( m_textLyrics[i], "LyricDisplay" );
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m_textLyrics[i].LoadFromFont( THEME->GetPathF("LyricDisplay","text") );
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m_textLyrics[i].SetDiffuse( RageColor(1,1,1,1) );
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this->AddChild( &m_textLyrics[i] );
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}
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Init();
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}
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void LyricDisplay::Init()
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{
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for( int i=0; i<2; i++ )
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m_textLyrics[i].SetText("");
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m_iCurLyricNumber = 0;
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m_fLastSecond = -500;
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}
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void LyricDisplay::Update( float fDeltaTime )
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{
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ActorFrame::Update( fDeltaTime );
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if( GAMESTATE->m_pCurSong == NULL )
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return;
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/* If the song has changed (in a course), reset. */
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if( GAMESTATE->m_fMusicSeconds < m_fLastSecond )
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Init();
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m_fLastSecond = GAMESTATE->m_fMusicSeconds;
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if( m_iCurLyricNumber >= GAMESTATE->m_pCurSong->m_LyricSegments.size() )
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return;
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const Song *pSong = GAMESTATE->m_pCurSong;
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const float fStartTime = (pSong->m_LyricSegments[m_iCurLyricNumber].m_fStartTime) - IN_LENGTH.GetValue();
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if( GAMESTATE->m_fMusicSeconds < fStartTime )
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return;
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/* Clamp this lyric to the beginning of the next or the end of the music. */
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float fEndTime;
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if( m_iCurLyricNumber+1 < GAMESTATE->m_pCurSong->m_LyricSegments.size() )
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fEndTime = pSong->m_LyricSegments[m_iCurLyricNumber+1].m_fStartTime;
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else
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fEndTime = pSong->GetElapsedTimeFromBeat( pSong->m_fLastBeat );
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const float fDistance = fEndTime - pSong->m_LyricSegments[m_iCurLyricNumber].m_fStartTime;
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const float fTweenBufferTime = IN_LENGTH.GetValue() + OUT_LENGTH.GetValue();
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/* If it's negative, two lyrics are so close together that there's no time
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* to tween properly. Lyrics should never be this brief, anyway, so just
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* skip it. */
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float fShowLength = max( fDistance - fTweenBufferTime, 0.0f );
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// Make lyrics show faster for faster song rates.
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fShowLength /= GAMESTATE->m_SongOptions.GetCurrent().m_fMusicRate;
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for( int i=0; i<2; i++ )
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{
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m_textLyrics[i].SetText( GAMESTATE->m_pCurSong->m_LyricSegments[m_iCurLyricNumber].m_sLyric );
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/*
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* This really needs a way to define a custom theme command here, so themes
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* can do things like:
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*
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* "Diffuse=1,1,1,0;linear,.2;Diffuse=1,1,1,1;linear,.2;LyricDiffuse"
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*/
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const float fZoom = min( 1.0f, float(SCREEN_WIDTH)/(m_textLyrics[i].GetZoomedWidth()+1) );
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m_textLyrics[i].StopTweening();
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m_textLyrics[i].SetZoomX( fZoom );
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RageColor color = GAMESTATE->m_pCurSong->m_LyricSegments[m_iCurLyricNumber].m_Color;
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if( i==0 )
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color *= WIPE_DIM_FACTOR;
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m_textLyrics[i].SetDiffuse( color );
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/* Crop the bottom layer of text away as we crop the top layer on. That
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* prevents overdraw, which reduces AA quality. */
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if( i==0 )
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m_textLyrics[i].SetCropLeft(0);
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if( i==1 )
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m_textLyrics[i].SetCropRight(1);
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m_textLyrics[i].PlayCommand( "In" );
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m_textLyrics[i].BeginTweening( fShowLength * 0.75f ); /* sleep */
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if( i==0 )
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m_textLyrics[i].SetCropLeft(1);
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if( i==1 )
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m_textLyrics[i].SetCropRight(0);
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m_textLyrics[i].BeginTweening( fShowLength * 0.25f ); /* sleep */
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m_textLyrics[i].PlayCommand( "Out" );
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}
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m_iCurLyricNumber++;
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}
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/*
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* (c) 2003-2004 Kevin Slaughter, Glenn Maynard
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, and/or sell copies of the Software, and to permit persons to
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* whom the Software is furnished to do so, provided that the above
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* copyright notice(s) and this permission notice appear in all copies of
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* the Software and that both the above copyright notice(s) and this
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* permission notice appear in supporting documentation.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
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* THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
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* INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
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* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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