checkin of v1.50

stepmania/src/TipDisplay.cpp

@@ -0,0 +1,87 @@
+#include "stdafx.h"
+/*
+-----------------------------------------------------------------------------
+ File: TipDisplay.h
+
+ Desc: A graphic displayed in the TipDisplay during Dancing.
+
+ Copyright (c) 2001 Chris Danford.  All rights reserved.
+-----------------------------------------------------------------------------
+*/
+
+#include "TipDisplay.h"
+#include "RageUtil.h"
+#include "ThemeManager.h"
+
+
+const float TIP_FADE_TIME	=	0.3f;
+const float TIP_SHOW_TIME	=	2;
+
+
+TipDisplay::TipDisplay()
+{
+	RageLog( "TipDisplay::TipDisplay()" );
+
+	m_textTip.Load( THEME->GetPathTo(FONT_NORMAL) );
+	this->AddActor( &m_textTip );
+
+	iLastTipShown = -1;
+	m_TipState = STATE_SHOWING;
+	m_fTimeLeftInState = 0;
+}
+
+
+void TipDisplay::SetTips( CStringArray &arrayTips )
+{ 
+	m_arrayTips.RemoveAll();
+	m_arrayTips.Copy( arrayTips );
+}
+
+
+void TipDisplay::Update( float fDeltaTime )
+{
+	ActorFrame::Update( fDeltaTime );
+
+	if( m_arrayTips.GetSize() == 0 )
+		return;
+
+	m_fTimeLeftInState -= fDeltaTime;
+	if( m_fTimeLeftInState <= 0 )		// time to switch states
+	{
+		switch( m_TipState )
+		{
+		case STATE_SHOWING:
+			m_TipState = STATE_FADING_OUT;
+			m_fTimeLeftInState = TIP_FADE_TIME;
+
+			// fade out
+			m_textTip.SetZoomY( 1 );
+			m_textTip.BeginTweening( TIP_FADE_TIME );
+			m_textTip.SetTweenZoomY( 0 );
+			break;
+		case STATE_FADING_OUT:
+			m_TipState = STATE_FADING_IN;
+			m_fTimeLeftInState = TIP_FADE_TIME;
+
+			// switch the tip
+			int iTipToShow;
+			iTipToShow = iLastTipShown + 1;
+			if( iTipToShow > m_arrayTips.GetSize()-1 )
+				iTipToShow = 0;
+			m_textTip.SetText( m_arrayTips[iTipToShow] );
+			iLastTipShown = iTipToShow;
+
+			// fade in
+			m_textTip.SetZoomY( 0 );
+			m_textTip.BeginTweening( TIP_FADE_TIME );
+			m_textTip.SetTweenZoomY( 1 );
+
+			break;
+		case STATE_FADING_IN:
+			m_TipState = STATE_SHOWING;
+			m_fTimeLeftInState = TIP_SHOW_TIME;
+			break;
+
+		}
+	}
+}