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game/client/tf2/c_obj_tunnel.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "hud.h"
+#include "c_obj_mapdefined.h"
+#include "minimap_trace.h"
+#include <KeyValues.h>
+#include "VGuiMatSurface/IMatSystemSurface.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+class C_ObjectTunnel : public C_ObjectMapDefined
+{
+	DECLARE_CLASS( C_ObjectTunnel, C_ObjectMapDefined );
+public:
+	DECLARE_PREDICTABLE();
+	DECLARE_CLIENTCLASS();
+
+	C_ObjectTunnel();
+
+private:
+	C_ObjectTunnel( const C_ObjectTunnel& src );
+};
+
+LINK_ENTITY_TO_CLASS( obj_tunnel, C_ObjectTunnel );
+BEGIN_PREDICTION_DATA( C_ObjectTunnel )
+END_PREDICTION_DATA();
+
+
+IMPLEMENT_CLIENTCLASS_DT(C_ObjectTunnel, DT_ObjectTunnel, CObjectTunnel)
+END_RECV_TABLE()
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+C_ObjectTunnel::C_ObjectTunnel()
+{
+	CONSTRUCT_MINIMAP_PANEL( "obj_tunnel", MINIMAP_OBJECTS );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+class CMinimapObjectTunnelPanel : public CMinimapTraceTeamBitmapPanel
+{
+	DECLARE_CLASS( CMinimapObjectTunnelPanel, CMinimapTraceTeamBitmapPanel );
+
+public:
+	CMinimapObjectTunnelPanel( vgui::Panel *parent, const char *panelName ) 
+	 : BaseClass( parent, "CMinimapObjectTunnelPanel" )
+	{
+	}
+
+	virtual bool Init( KeyValues* pKeyValues, MinimapInitData_t* pInitData );
+	virtual void Paint();
+
+private:
+	enum
+	{
+		STATE_ENABLED = 0,
+		STATE_DISABLED,
+
+		NUM_STATES
+	};
+
+	CTeamBitmapImage m_TeamImage[ NUM_STATES ];
+};
+
+//-----------------------------------------------------------------------------
+//
+// A standard minimap renderable that displays a bitmap that changes when team changes
+//
+//-----------------------------------------------------------------------------
+DECLARE_MINIMAP_FACTORY( CMinimapObjectTunnelPanel, "minimap_obj_tunnel_panel" );
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : pKeyValues - 
+//			pInitData - 
+// Output : Returns true on success, false on failure.
+//-----------------------------------------------------------------------------
+bool CMinimapObjectTunnelPanel::Init( KeyValues* pKeyValues, MinimapInitData_t* pInitData )
+{
+	if (!BaseClass::Init(pKeyValues, pInitData))
+		return false;
+
+	// Load viewcone material
+	KeyValues *enabled = pKeyValues->FindKey( "EnabledImage" );
+	if ( enabled )
+	{
+		if ( !m_TeamImage[ STATE_ENABLED ].Init( this, enabled, pInitData->m_pEntity ) )
+			return false;
+	}
+
+	KeyValues *disabled = pKeyValues->FindKey( "DisabledImage" );
+	if ( disabled )
+	{
+		if ( !m_TeamImage[ STATE_DISABLED ].Init( this, disabled, pInitData->m_pEntity ) )
+			return false;
+	}
+
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CMinimapObjectTunnelPanel::Paint()
+{
+	// Draw the view cone
+	C_BaseEntity *pEntity = GetEntity();
+	Assert( pEntity );
+
+	if ( gHUD.IsHidden( HIDEHUD_MISCSTATUS ) )
+		return;
+
+	if ( !pEntity->IsBaseObject() )
+		return;
+
+	C_BaseObject *obj = static_cast< C_BaseObject * >( pEntity );
+	Assert( obj );
+
+	bool enabled = !obj->IsDisabled();
+	int image = enabled ? STATE_ENABLED : STATE_DISABLED;
+
+	if (!m_bClipToMap)
+	{
+		g_pMatSystemSurface->DisableClipping( true );
+	}
+	m_TeamImage[ image ].SetAlpha( ComputePanelAlpha() );
+	m_TeamImage[ image ].Paint();
+	g_pMatSystemSurface->DisableClipping( false );
+}