Files
OpenSceneGraph/src/osgPlugins/txf/ReaderWriterTXF.cpp
2007-12-23 13:45:37 +00:00

63 lines
2.4 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 2006 Mathias Froehlich
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library 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
* OpenSceneGraph Public License for more details.
*/
#include <fstream>
#include <osgDB/FileNameUtils>
#include <osgDB/FileUtils>
#include <osgDB/Registry>
#include <osg/Notify>
#include "TXFFont.h"
class ReaderWriterTXF : public osgDB::ReaderWriter
{
public:
virtual const char* className() const { return "TXF Font Reader/Writer"; }
virtual bool acceptsExtension(const std::string& extension) const
{
return osgDB::equalCaseInsensitive(extension, "txf"); // GLU texture fonts
}
virtual ReadResult readObject(const std::string& file, const osgDB::ReaderWriter::Options* options) const
{
std::string ext = osgDB::getLowerCaseFileExtension(file);
if (!acceptsExtension(ext)) return ReadResult::FILE_NOT_HANDLED;
std::string fileName = osgDB::findDataFile(file, options);
if (fileName.empty()) return ReadResult::FILE_NOT_FOUND;
std::ifstream stream;
stream.open(fileName.c_str(), std::ios::in | std::ios::binary);
if (!stream.is_open()) return ReadResult::FILE_NOT_FOUND;
TXFFont* impl = new TXFFont(fileName);
osg::ref_ptr<osgText::Font> font = new osgText::Font(impl);
if (!impl->loadFont(stream)) return ReadResult::FILE_NOT_HANDLED;
return font.release();
}
virtual ReadResult readObject(std::istream& stream, const osgDB::ReaderWriter::Options*) const
{
TXFFont* impl = new TXFFont("streamed font");
osg::ref_ptr<osgText::Font> font = new osgText::Font(impl);
if (!impl->loadFont(stream)) return ReadResult::FILE_NOT_HANDLED;
return font.release();
}
};
// now register with Registry to instantiate the above
// reader/writer.
REGISTER_OSGPLUGIN(txf, ReaderWriterTXF)