Initial checkin

stepmania/src/LifeMeter.cpp

@@ -0,0 +1,102 @@
+#include "stdafx.h"
+//-----------------------------------------------------------------------------
+// File: LifeMeter.cpp
+//
+// Desc: LifeMeter counter that displays while dancing.
+//
+// Copyright (c) 2001 Chris Danford.  All rights reserved.
+//-----------------------------------------------------------------------------
+
+
+#include "RageUtil.h"
+
+#include "LifeMeter.h"
+
+
+#define SCREEN_WIDTH	640
+#define SCREEN_HEIGHT	480
+#define CENTER_X		320
+#define CENTER_Y		240
+
+
+#define FONT		"Fonts\\Font - Arial Bold numbers 30px.font"
+
+#define NUM_PILLS		17
+
+//#define LIFEMETER_TWEEN_TIME	0.5f
+#define LIFEMETER_FRAME_SPRITE	"Sprites\\Life Meter Frame.sprite"
+#define LIFEMETER_PILLS_SPRITE	"Sprites\\Life Meter Pills.sprite"
+#define LIFEMETER_Y				30
+#define LIFEMETER_PILLS_Y		(LIFEMETER_Y+2)
+
+const FLOAT PILL_OFFSET[NUM_PILLS] = {
+	0.3f, 0.7f, 1.0f, 0.7f, 0.3f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f
+};
+
+
+LifeMeter::LifeMeter() :
+  m_fLifePercentage( 0.5f )
+{
+	m_sprLifeMeterFrame.LoadFromSpriteFile( LIFEMETER_FRAME_SPRITE );
+	m_sprLifeMeterPills.LoadFromSpriteFile( LIFEMETER_PILLS_SPRITE );
+
+	SetX( CENTER_X );	
+}
+
+LifeMeter::~LifeMeter()
+{
+
+}
+
+
+void LifeMeter::SetX( FLOAT iNewX )
+{
+	m_sprLifeMeterFrame.SetXY( iNewX, LIFEMETER_Y );
+	m_sprLifeMeterPills.SetXY( iNewX, LIFEMETER_PILLS_Y );
+}
+
+void LifeMeter::Update( const FLOAT &fDeltaTime )
+{
+	m_sprLifeMeterFrame.Update( fDeltaTime );
+	m_sprLifeMeterPills.Update( fDeltaTime );
+}
+
+void LifeMeter::Draw( FLOAT fSongBeat )
+{
+	FLOAT fBeatPercentage = fSongBeat - (int)fSongBeat;
+	int iOffsetStart = roundf( NUM_PILLS*fBeatPercentage );
+
+	m_sprLifeMeterFrame.Draw();
+
+	FLOAT iX = m_sprLifeMeterFrame.GetLeftEdge() + 27;
+	int iNumPills = (int)(m_sprLifeMeterPills.GetNumStates() * m_fLifePercentage);
+	int iPillWidth = m_sprLifeMeterPills.GetZoomedWidth();
+
+	for( int i=0; i<iNumPills; i++ )
+	{
+		m_sprLifeMeterPills.SetState( i );
+		m_sprLifeMeterPills.SetX( iX );
+
+		int iOffsetNum = (iOffsetStart - i + NUM_PILLS) % NUM_PILLS;
+		int iOffset = roundf( PILL_OFFSET[iOffsetNum] * m_fLifePercentage * 8.0f );
+		m_sprLifeMeterPills.SetY( LIFEMETER_PILLS_Y - iOffset );
+
+		m_sprLifeMeterPills.Draw();
+
+		iX += iPillWidth;
+	}
+}
+
+void LifeMeter::SetLife( FLOAT fNewLife )
+{
+	assert( fNewLife >= 0.0f  &&  fNewLife <= 1.0f );
+	m_fLifePercentage = fNewLife;
+	
+	if( fNewLife >= 0.9f )
+		m_sprLifeMeterFrame.SetEffectCamelion( 5, D3DXCOLOR(0.2f,0.2f,0.2f,1), D3DXCOLOR(1,1,1,1) );
+	else if( fNewLife < 0.25f )
+		m_sprLifeMeterFrame.SetEffectCamelion( 5, D3DXCOLOR(1,0.8f,0.8f,1), D3DXCOLOR(1,0.2f,0.2f,1) );
+	else
+		m_sprLifeMeterFrame.SetEffectNone();
+
+}