vmap/radiant/image.cpp
2020-11-17 12:16:16 +01:00

68 lines
2.1 KiB
C++

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant 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.
GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "image.h"
#include "modulesystem.h"
#include "iimage.h"
#include "ifilesystem.h"
#include "iarchive.h"
#include "generic/reference.h"
#include "os/path.h"
#include "stream/stringstream.h"
typedef Modules<_QERPlugImageTable> ImageModules;
ImageModules &Textures_getImageModules();
/// \brief Returns a new image for the first file matching \p name in one of the available texture formats, or 0 if no file is found.
Image *QERApp_LoadImage(void *environment, const char *name)
{
Image *image = 0;
class LoadImageVisitor : public ImageModules::Visitor {
const char *m_name;
Image *&m_image;
public:
LoadImageVisitor(const char *name, Image *&image)
: m_name(name), m_image(image)
{
}
void visit(const char *name, const _QERPlugImageTable &table) const
{
if (m_image == 0) {
StringOutputStream fullname(256);
fullname << m_name << '.' << name;
ArchiveFile *file = GlobalFileSystem().openFile(fullname.c_str());
if (file != 0) {
m_image = table.loadImage(*file);
file->release();
}
}
}
};
Textures_getImageModules().foreachModule(LoadImageVisitor(name, image));
return image;
}