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game/client/tf/tf_hud_demomancharge.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================
+
+#include "cbase.h"
+#include "hud.h"
+#include "hudelement.h"
+#include "c_tf_player.h"
+#include "iclientmode.h"
+#include "ienginevgui.h"
+#include <vgui/ILocalize.h>
+#include <vgui/ISurface.h>
+#include <vgui/IVGui.h>
+#include <vgui_controls/EditablePanel.h>
+#include <vgui_controls/ProgressBar.h>
+#include "tf_weaponbase.h"
+#include "tf_gamerules.h"
+#include "tf_logic_halloween_2014.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+using namespace vgui;
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+class CHudDemomanChargeMeter : public CHudElement, public EditablePanel
+{
+	DECLARE_CLASS_SIMPLE( CHudDemomanChargeMeter, EditablePanel );
+
+public:
+	CHudDemomanChargeMeter( const char *pElementName );
+
+	virtual void	ApplySchemeSettings( IScheme *scheme );
+	virtual bool	ShouldDraw( void );
+	virtual void	OnTick( void );
+
+private:
+	vgui::ContinuousProgressBar *m_pChargeMeter;
+};
+
+DECLARE_HUDELEMENT( CHudDemomanChargeMeter );
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CHudDemomanChargeMeter::CHudDemomanChargeMeter( const char *pElementName ) : CHudElement( pElementName ), BaseClass( NULL, "HudDemomanCharge" )
+{
+	Panel *pParent = g_pClientMode->GetViewport();
+	SetParent( pParent );
+
+	m_pChargeMeter = new ContinuousProgressBar( this, "ChargeMeter" );
+
+	SetHiddenBits( HIDEHUD_MISCSTATUS );
+
+	vgui::ivgui()->AddTickSignal( GetVPanel() );
+
+	RegisterForRenderGroup( "inspect_panel" );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CHudDemomanChargeMeter::ApplySchemeSettings( IScheme *pScheme )
+{
+	// load control settings...
+	LoadControlSettings( "resource/UI/HudDemomanCharge.res" );
+
+	BaseClass::ApplySchemeSettings( pScheme );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+bool CHudDemomanChargeMeter::ShouldDraw( void )
+{
+	C_TFPlayer *pPlayer = C_TFPlayer::GetLocalTFPlayer();
+
+	if ( !pPlayer || !pPlayer->IsAlive() )
+		return false;
+
+	CTFWeaponBase *pWpn = pPlayer->GetActiveTFWeapon();
+	ITFChargeUpWeapon *pChargeupWeapon = dynamic_cast< ITFChargeUpWeapon *>( pWpn );
+	if ( !pWpn || !pChargeupWeapon || !pChargeupWeapon->CanCharge() )
+		return false;
+
+#ifdef STAGING_ONLY	
+	int iCustomHUD = 0;
+	CALL_ATTRIB_HOOK_INT_ON_OTHER( pWpn, iCustomHUD, custom_charge_meter );
+	if ( iCustomHUD )
+		return false;
+#endif // STAGING_ONLY
+
+	if ( pPlayer->m_Shared.InCond( TF_COND_HALLOWEEN_GHOST_MODE ) )
+		return false;
+
+	if ( CTFMinigameLogic::GetMinigameLogic() && CTFMinigameLogic::GetMinigameLogic()->GetActiveMinigame() )
+		return false;
+
+	if ( TFGameRules() && TFGameRules()->ShowMatchSummary() )
+		return false;
+
+	return CHudElement::ShouldDraw();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CHudDemomanChargeMeter::OnTick( void )
+{
+	C_TFPlayer *pPlayer = C_TFPlayer::GetLocalTFPlayer();
+
+	if ( !pPlayer )
+		return;
+
+	CTFWeaponBase *pWpn = pPlayer->GetActiveTFWeapon();
+	
+#ifdef STAGING_ONLY		
+	int iCustomHUD = 0;
+	CALL_ATTRIB_HOOK_INT_ON_OTHER( pWpn, iCustomHUD, custom_charge_meter );
+	if ( iCustomHUD )
+		return;
+#endif // STAGING_ONLY
+
+	ITFChargeUpWeapon *pChargeupWeapon = dynamic_cast< ITFChargeUpWeapon *>( pWpn );
+	if ( !pWpn || !pChargeupWeapon || !pChargeupWeapon->CanCharge() )
+		return;
+
+	if ( m_pChargeMeter )
+	{
+		float flChargeMaxTime = pChargeupWeapon->GetChargeMaxTime();
+
+		if ( flChargeMaxTime != 0 )
+		{
+			float flChargeBeginTime = pChargeupWeapon->GetChargeBeginTime();
+
+			if ( flChargeBeginTime > 0 )
+			{
+				float flTimeCharged = MAX( 0, gpGlobals->curtime - flChargeBeginTime );
+				float flPercentCharged = MIN( 1.0, flTimeCharged / flChargeMaxTime );
+
+				m_pChargeMeter->SetProgress( flPercentCharged );
+			}
+			else
+			{
+				m_pChargeMeter->SetProgress( 0.0f );
+			}
+		}
+	}
+}