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game/client/tf2/vgui_healthbar.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $Workfile:     $
+// $Date:         $
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "vgui_HealthBar.h"
+#include "CommanderOverlay.h"
+#include <vgui_controls/Controls.h>
+#include <vgui/ISurface.h>
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Output : 
+//-----------------------------------------------------------------------------
+CHealthBarPanel::CHealthBarPanel( vgui::Panel *pParent ) : vgui::Panel(pParent, "CHealthBarPanel" )
+{
+	SetHealth( 0.0f );
+	SetPaintBackgroundEnabled( false );
+	SetVertical( false );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CHealthBarPanel::~CHealthBarPanel( void )
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Parse values from the file
+//-----------------------------------------------------------------------------
+bool CHealthBarPanel::Init( KeyValues* pInitData )
+{
+	if (!pInitData)
+		return false;
+
+	if (!ParseRGBA(pInitData, "okcolor", m_Ok ))
+		return false;
+
+	if (!ParseRGBA(pInitData, "badcolor", m_Bad ))
+		return false;
+
+	int x, y, w, h;
+	if (!ParseRect(pInitData, "position", x, y, w, h ))
+		return false;
+	SetPos( x, y );
+	SetSize( w, h );
+	SetCursor( NULL );
+
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CHealthBarPanel::SetGoodColor( int r, int g, int b, int a )
+{
+	m_Ok.SetColor( r,g,b,a );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CHealthBarPanel::SetBadColor( int r, int g, int b, int a )
+{
+	m_Bad.SetColor( r,g,b,a );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CHealthBarPanel::SetHealth( float health )
+{
+	m_Health = health;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CHealthBarPanel::SetVertical( bool bVertical )
+{
+	m_bVertical = bVertical;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CHealthBarPanel::Paint( void )
+{
+	int w, h;
+	GetSize( w, h );
+	
+	float frac;
+	frac = MIN( 1.0, m_Health );
+	frac = MAX( 0.0, m_Health );
+
+	vgui::surface()->DrawSetColor( 255,255,255,255 );
+	vgui::surface()->DrawOutlinedRect( 0,0, w,h );
+
+	int drawwidth = frac * w;
+	int drawheight = frac * h;
+
+	// Draw the Ok section
+	vgui::surface()->DrawSetColor( m_Ok[0], m_Ok[1], m_Ok[2], m_Ok[3] );
+	if ( m_bVertical )
+	{
+		vgui::surface()->DrawFilledRect( 0, h - drawheight, w, h );
+	}
+	else
+	{
+		vgui::surface()->DrawFilledRect( 0, 0, drawwidth, h );
+	}
+
+	vgui::surface()->DrawSetColor( m_Bad[0], m_Bad[1], m_Bad[2], m_Bad[3] );
+	// Draw the Bad section
+	if ( m_bVertical )
+	{
+		if (h != drawheight)
+		{
+			vgui::surface()->DrawFilledRect( 0, 0, w, h - drawheight );
+		}
+	}
+	else
+	{
+		if (w != drawwidth)
+		{
+			vgui::surface()->DrawFilledRect( drawwidth, 0, w, h );
+		}
+	}
+}