llscriptresource.h
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- /**
- * @file llscriptresource.h
- * @brief LLScriptResource class definition
- *
- * $LicenseInfo:firstyear=2008&license=viewergpl$
- *
- * Copyright (c) 2008-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #ifndef LL_LLSCRIPTRESOURCE_H
- #define LL_LLSCRIPTRESOURCE_H
- #include "stdtypes.h"
- // An LLScriptResource is a limited resource per ID.
- class LLScriptResource
- {
- public:
- LLScriptResource();
- // If amount resources are available will mark amount resouces
- // used and returns true
- // Otherwise returns false and doesn't mark any resources used.
- bool request(S32 amount = 1);
- // Release amount resources from use if at least amount resources are used and return true
- // If amount is more than currently used no resources are released and return false
- bool release(S32 amount = 1);
- // Returns how many resources are available
- S32 getAvailable() const;
- // Sets the total amount of available resources
- // It is possible to set the amount to less than currently used
- // Most likely to happen on parcel ownership change
- void setTotal(S32 amount);
- // Get the total amount of available resources
- S32 getTotal() const;
- // Get the number of resources used
- S32 getUsed() const;
- // true if more resources used than total available
- bool isOverLimit() const;
- private:
- S32 mTotal; // How many resources have been set aside
- S32 mUsed; // How many resources are currently in use
- };
- #endif // LL_LLSCRIPTRESOURCE_H