ImageProgress.hpp

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/* ImLib3D
 * Copyright (c) 2001, ULP-IPB Strasbourg.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
#ifndef _ImageProgress_hpp
#define _ImageProgress_hpp

#include<ImLib3D/TaskProgressManager.hpp>
#include<ImLib3D/ImLib3D.hpp>

class ImageProgressHelper
{
public:
    virtual double Progress() const =0;
    virtual ~ImageProgressHelper(){;};
};
template<class ItType>
class ImageProgressHelperNormal : public ImageProgressHelper
{
    ItType *it;
public:
    virtual double Progress() const {return it->Progress();}
    ImageProgressHelperNormal(ItType &_it):it(&_it){;}
};

class ImageProgress : public TaskInProgress
{
    ImageProgressHelper *helper;
public:
    virtual double Progress() const {return helper->Progress();}
    virtual string ProgressLabel() const {return SPrintf("%2.1f%%",100*Progress());}
    template<class ItType>
    ImageProgress(const string &_name,ItType &p):
        TaskInProgress(_name,imLib3D.taskProgressManager),
        helper(new ImageProgressHelperNormal<ItType>(p))
    {
    }
    virtual ~ImageProgress(){delete helper;}
};


#endif //_ImageProgress_hpp

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