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tools/toolutils/basestatusbar.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#include "toolutils/basestatusbar.h"
+#include "toolutils/ConsolePage.h"
+#include "vgui_controls/Label.h"
+#include "movieobjects/dmeclip.h"
+#include "tier1/KeyValues.h"
+#include "vgui/IVGui.h"
+#include "toolutils/enginetools_int.h"
+#include "toolframework/ienginetool.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+using namespace vgui;
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CBaseStatusBar::CBaseStatusBar( vgui::Panel *parent, char const *panelName ) 
+	: BaseClass( parent, panelName ),
+	m_flLastFPSSnapShot( -1.0f )
+{
+	SetVisible( true );
+	m_pConsole = new CConsolePage( this, true );
+	m_pLabel = new Label( this, "Console", "#BxConsole" );
+	m_pMemory = new Label( this, "Memory", "" );
+	m_pFPS = new Label( this, "FPS", "" );
+	m_pGameTime = new Label( this, "GameTime", "" );
+
+	MakePopup( false );
+
+	UpdateMemoryUsage( 9.999 );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Forces console to take up full area except right edge
+// Input  :  - 
+//-----------------------------------------------------------------------------
+void CBaseStatusBar::PerformLayout()
+{
+	BaseClass::PerformLayout();
+
+	int w, h;
+	GetSize( w, h );
+
+	int oldw = w;
+
+	w *= 0.45f;
+
+	int x = 8;
+
+	int cw, ch;
+	m_pLabel->GetContentSize( cw, ch );
+	m_pLabel->SetBounds( x, 4, cw, h - 8 );
+
+	x += cw + 4;
+
+	int consoleWide = w - x - 8;
+
+	m_pConsole->SetBounds( x, 2, consoleWide, h - 4 );
+
+	x += consoleWide + 4;
+
+	int infoW = 85;
+
+	int rightx = oldw - infoW - 10;
+	m_pFPS->SetBounds( rightx, 2, infoW - 2 - 10, h - 8 );
+	rightx -= infoW;
+	m_pGameTime->SetBounds( rightx, 2, infoW - 2, h - 8 );
+	rightx -= infoW;
+	m_pMemory->SetBounds( rightx, 2, infoW - 2, h - 8 );
+}
+
+void CBaseStatusBar::UpdateMemoryUsage( float mbUsed )
+{
+	char mem[ 256 ];
+	Q_snprintf( mem, sizeof( mem ), "[mem: %.2f Mb]", mbUsed );
+	m_pMemory->SetText( mem );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Message map
+//-----------------------------------------------------------------------------
+void CBaseStatusBar::ApplySchemeSettings(IScheme *pScheme)
+{
+	BaseClass::ApplySchemeSettings(pScheme);
+
+	// get the borders we need
+	SetBorder(pScheme->GetBorder("ButtonBorder"));
+
+	// get the background color
+	SetBgColor(pScheme->GetColor( "StatusBar.BgColor", GetBgColor() ));
+
+	m_pLabel->SetFont( pScheme->GetFont( "DefaultVerySmall" ) );
+	m_pMemory->SetFont( pScheme->GetFont( "DefaultVerySmall" ) );
+	m_pFPS->SetFont( pScheme->GetFont( "DefaultVerySmall" ) );
+	m_pGameTime->SetFont( pScheme->GetFont( "DefaultVerySmall" ) );
+}
+
+static float GetMemoryUsage();
+
+void CBaseStatusBar::OnThink()
+{
+	BaseClass::OnThink();
+
+	float curtime = enginetools->GetRealTime();
+
+	char gt[ 32 ];
+	Q_snprintf( gt, sizeof( gt ), "[game: %.3f]", enginetools->ServerTime() );
+	m_pGameTime->SetText( gt );
+
+	float elapsed = curtime - m_flLastFPSSnapShot;
+	if ( elapsed < 0.4f )
+		return;
+
+	m_flLastFPSSnapShot = curtime;
+
+	float ft = enginetools->GetRealFrameTime();
+	if ( ft <= 0.0f )
+	{
+		m_pFPS->SetText( "[fps: ??]" );
+	}
+	else
+	{
+		char fps[ 32 ];
+		Q_snprintf( fps, sizeof( fps ), "[fps:  %.1f]", 1.0f / ft );
+		m_pFPS->SetText( fps );
+	}
+
+	UpdateMemoryUsage( GetMemoryUsage() );
+}
+
+#include <windows.h>
+#include <psapi.h>
+static float GetMemoryUsage()
+{
+	PROCESS_MEMORY_COUNTERS counters;
+	counters.cb = sizeof( counters );
+
+	if ( GetProcessMemoryInfo( GetCurrentProcess(), &counters, sizeof( counters ) ) )
+	{
+		return (float)counters.WorkingSetSize / ( 1024.0f * 1024.0f );
+	}
+
+	return 0;
+}