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game/client/econ/iconrenderreceiver.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Holds the result of an AsyncCreateTextureFromRenderTarget for VGUI. Don't reuse these.
+//
+//=============================================================================
+#ifndef ICON_RENDER_RECEIVER_H
+#define ICON_RENDER_RECEIVER_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "materialsystem/itexture.h"
+
+class CIconRenderReceiver : public IAsyncTextureOperationReceiver
+{
+public:
+	CIconRenderReceiver() : m_pTex( NULL ) { }
+
+protected:
+	virtual ~CIconRenderReceiver() { SafeRelease( &m_pTex ); }
+
+public:
+	virtual int AddRef() OVERRIDE 
+	{
+		return ++m_nReferenceCount;
+	}
+
+	virtual int Release() OVERRIDE 
+	{
+		int retVal = --m_nReferenceCount;
+		if ( retVal == 0 )
+			delete this;
+		return retVal;
+	}
+
+	virtual void OnAsyncCreateComplete( ITexture* pTex, void *pRtSrc ) OVERRIDE 
+	{
+		SafeAssign( &m_pTex, pTex );
+	}
+
+	virtual void OnAsyncFindComplete( ITexture* pTex, void * ) OVERRIDE  { Assert( !"Should never be called." ); }
+	virtual void OnAsyncMapComplete( ITexture* pTex, void* pExtraArgs, void* pMemory, int pPitch ) OVERRIDE { Assert( !"Should never be called." ); }
+	virtual void OnAsyncReadbackBegin( ITexture* pDst, ITexture* pSrc, void* pExtraArgs ) OVERRIDE { Assert( !"Should never be called." ); }
+
+	virtual int GetRefCount() const OVERRIDE { return m_nReferenceCount; } 
+
+	ITexture* GetTexture() const { return m_pTex; }
+
+private:
+	CInterlockedInt m_nReferenceCount; 
+	ITexture* m_pTex;
+};
+
+#endif // ICON_RENDER_RECEIVER_H