GUIViewUpdater.h

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/****************************************************************************/
// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
// Copyright (C) 2001-2024 German Aerospace Center (DLR) and others.
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0/
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License 2.0 are satisfied: GNU General Public License, version 2
// or later which is available at
// https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
/****************************************************************************/
// class used for enable/disable updating view
/****************************************************************************/
#pragma once
#include <config.h>
 
// variables used for debug view updater
//#define DISABLE_VIEWUPDATER
//#define DEBUG_VIEWUPDATER
 
// ===========================================================================
// class definitions
// ===========================================================================
 
class GUIViewUpdater {
 
public:
    GUIViewUpdater();
 
    bool allowUpdate();
 
    void enableUpdate();
 
    void disableUpdate();
 
private:
    int myAllowUpdate = 0;
 
#ifdef DEBUG_VIEWUPDATER
    long int numAllowedUpdates = 0;
    long int numDisallowedUpdates = 0;
#endif
 
    GUIViewUpdater(const GUIViewUpdater&) = default;
 
    GUIViewUpdater& operator=(const GUIViewUpdater&) = default;
};