ImageHandle.cpp

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////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D 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.
//
//    Scorched3D 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 Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#include <image/ImageHandle.h>

ImageHandle::ImageHandle() :
        owner_(true),
        width_(0), height_(0),
        alignment_(0), components_(0),
        bits_(0)
{
}

ImageHandle::ImageHandle(const Image &other) :
        owner_(true),
        width_(((Image &)other).getWidth()), 
        height_(((Image &)other).getHeight()),
        alignment_(((Image &)other).getAlignment()),
        components_(((Image &)other).getComponents()),
        bits_(((Image &)other).getBits())
{
        ((Image &)other).removeOwnership();
}

ImageHandle::ImageHandle(const ImageHandle &other) :
        owner_(true),
        width_(((ImageHandle&)other).getWidth()), 
        height_(((ImageHandle&)other).getHeight()),
        alignment_(((ImageHandle&)other).getAlignment()),
        components_(((ImageHandle&)other).getComponents()),
        bits_(((ImageHandle&)other).getBits())
{
        ((ImageHandle&)other).removeOwnership();
}

ImageHandle::~ImageHandle()
{
        if (owner_) delete [] bits_;
}

ImageHandle &ImageHandle::operator=(const ImageHandle &other)
{
        if (owner_) delete [] bits_;

        owner_ = true;
        width_ = ((ImageHandle &) other).getWidth();
        height_ = ((ImageHandle &) other).getHeight();
        alignment_ = ((ImageHandle &) other).getAlignment();
        components_ = ((ImageHandle &) other).getComponents();
        bits_ = ((ImageHandle &) other).getBits();

        ((ImageHandle &) other).removeOwnership();

        return *this;
}

ImageHandle &ImageHandle::operator=(const Image &other)
{
        if (owner_) delete [] bits_;

        owner_ = true;
        width_ = ((ImageHandle &) other).getWidth();
        height_ = ((ImageHandle &) other).getHeight();
        alignment_ = ((ImageHandle &) other).getAlignment();
        components_ = ((ImageHandle &) other).getComponents();
        bits_ = ((ImageHandle &) other).getBits();

        ((ImageHandle &) other).removeOwnership();

        return *this;
}

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