ImageStore.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/ImageStore.h>
#include <image/ImageFactory.h>
#include <common/Defines.h>

ImageStore *ImageStore::instance_ = 0;

ImageStore *ImageStore::instance()
{
        if (!instance_)
        {
                instance_ = new ImageStore;
        }
        return instance_;
}

ImageStore::ImageStore()
{
}

ImageStore::~ImageStore()
{
}

Image *ImageStore::loadImage(ImageID &imageId)
{
        std::map<std::string, Image *>::iterator findItor =
                imageMap_.find(imageId.getStringHash());
        if (findItor == imageMap_.end())
        {
                Image *image = getImage(imageId);
                imageMap_[imageId.getStringHash()] = image;
                return image;
        }
        return (*findItor).second;
}

Image *ImageStore::getImage(ImageID &id)
{
        Image *image = 0;
        if (id.getAlphaName()[0])
        {
                image = ImageFactory::loadImage(
                        S3D::getDataFile(id.getImageName()),
                        S3D::getDataFile(id.getAlphaName()),
                        id.getInvert());
        }
        else
        {
                image = ImageFactory::loadImage(
                        S3D::getDataFile(id.getImageName()));
        }

        return image;
}

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