192 lines
4.7 KiB
C++
192 lines
4.7 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "cbase.h"
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#include "basecombatweapon.h"
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#include "explode.h"
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#include "eventqueue.h"
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#include "gamerules.h"
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#include "ammodef.h"
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#include "in_buttons.h"
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#include "soundent.h"
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#include "ndebugoverlay.h"
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#include "vstdlib/random.h"
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#include "engine/IEngineSound.h"
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#include "game.h"
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#include "player.h"
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#include "entitylist.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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// Spawnflags
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#define SF_MESSAGE_DISABLED 1
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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class CMessageEntity : public CPointEntity
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{
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DECLARE_CLASS( CMessageEntity, CPointEntity );
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public:
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void Spawn( void );
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void Activate( void );
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void Think( void );
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void DrawOverlays(void);
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virtual void UpdateOnRemove();
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void InputEnable( inputdata_t &inputdata );
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void InputDisable( inputdata_t &inputdata );
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DECLARE_DATADESC();
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protected:
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int m_radius;
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string_t m_messageText;
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bool m_drawText;
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bool m_bDeveloperOnly;
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bool m_bEnabled;
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};
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LINK_ENTITY_TO_CLASS( point_message, CMessageEntity );
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BEGIN_DATADESC( CMessageEntity )
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DEFINE_KEYFIELD( m_radius, FIELD_INTEGER, "radius" ),
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DEFINE_KEYFIELD( m_messageText, FIELD_STRING, "message" ),
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DEFINE_KEYFIELD( m_bDeveloperOnly, FIELD_BOOLEAN, "developeronly" ),
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DEFINE_FIELD( m_drawText, FIELD_BOOLEAN ),
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DEFINE_FIELD( m_bEnabled, FIELD_BOOLEAN ),
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// Inputs
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DEFINE_INPUTFUNC( FIELD_VOID, "Enable", InputEnable ),
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DEFINE_INPUTFUNC( FIELD_VOID, "Disable", InputDisable ),
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END_DATADESC()
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static CUtlVector< CHandle< CMessageEntity > > g_MessageEntities;
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//-----------------------------------------
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// Spawn
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//-----------------------------------------
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void CMessageEntity::Spawn( void )
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{
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SetNextThink( gpGlobals->curtime + 0.1f );
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m_drawText = false;
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m_bDeveloperOnly = false;
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m_bEnabled = !HasSpawnFlags( SF_MESSAGE_DISABLED );
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//m_debugOverlays |= OVERLAY_TEXT_BIT; // make sure we always show the text
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CMessageEntity::Activate( void )
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{
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BaseClass::Activate();
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CHandle< CMessageEntity > h;
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h = this;
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g_MessageEntities.AddToTail( h );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CMessageEntity::UpdateOnRemove()
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{
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BaseClass::UpdateOnRemove();
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CHandle< CMessageEntity > h;
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h = this;
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g_MessageEntities.FindAndRemove( h );
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BaseClass::UpdateOnRemove();
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}
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//-----------------------------------------
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// Think
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//-----------------------------------------
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void CMessageEntity::Think( void )
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{
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SetNextThink( gpGlobals->curtime + 0.1f );
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// check for player distance
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CBasePlayer *pPlayer = UTIL_GetLocalPlayer();
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if ( !pPlayer || ( pPlayer->GetFlags() & FL_NOTARGET ) )
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return;
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Vector worldTargetPosition = pPlayer->EyePosition();
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// bail if player is too far away
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if ( (worldTargetPosition - GetAbsOrigin()).Length() > m_radius )
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{
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m_drawText = false;
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return;
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}
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// turn on text
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m_drawText = true;
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}
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//-------------------------------------------
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//-------------------------------------------
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void CMessageEntity::DrawOverlays(void)
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{
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if ( !m_drawText )
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return;
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if ( m_bDeveloperOnly && !g_pDeveloper->GetInt() )
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return;
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if ( !m_bEnabled )
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return;
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// display text if they are within range
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char tempstr[512];
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Q_snprintf( tempstr, sizeof(tempstr), "%s", STRING(m_messageText) );
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EntityText( 0, tempstr, 0);
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CMessageEntity::InputEnable( inputdata_t &inputdata )
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{
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m_bEnabled = true;
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CMessageEntity::InputDisable( inputdata_t &inputdata )
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{
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m_bEnabled = false;
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}
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// This is a hack to make point_message stuff appear in developer 0 release builds
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// for now
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void DrawMessageEntities()
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{
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int c = g_MessageEntities.Count();
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for ( int i = c - 1; i >= 0; i-- )
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{
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CMessageEntity *me = g_MessageEntities[ i ];
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if ( !me )
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{
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g_MessageEntities.Remove( i );
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continue;
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}
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me->DrawOverlays();
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}
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}
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