FGFS-4.1/OpenSceneGraph
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Added support for ReadResult and WriteResult to the osgDB::ReaderWriter

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to allo plugins to pass back more information about the success or failure
of a file load.  All plugins have been updated to the new convention.
This commit is contained in:
Robert Osfield
2001-10-30 14:20:37 +00:00
parent 97e4488d80
commit f0372817b5
23 changed files with 321 additions and 122 deletions
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20
src/osgPlugins/osg/ReaderWriterOSG.cpp
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@@ -19,12 +19,12 @@ class OSGReaderWriter : public ReaderWriter
return equalCaseInsensitive(extension,"osg");
}
virtual Object* readObject(const std::string& fileName, const osgDB::ReaderWriter::Options* opt) { return readNode(fileName,opt); }
virtual ReadResult readObject(const std::string& fileName, const Options* opt) { return readNode(fileName,opt); }
virtual Node* readNode(const std::string& fileName, const osgDB::ReaderWriter::Options*)
virtual ReadResult readNode(const std::string& fileName, const Options*)
{
std::string ext = getFileExtension(fileName);
if (!acceptsExtension(ext)) return NULL;
if (!acceptsExtension(ext)) return ReadResult::FILE_NOT_HANDLED;
ifstream fin(fileName.c_str());
if (fin)
@@ -60,7 +60,7 @@ class OSGReaderWriter : public ReaderWriter
} // group->getNumChildren()==0
else
{
return 0L;
return ReadResult("No data loaded from "+fileName);
}
}
@@ -70,7 +70,7 @@ class OSGReaderWriter : public ReaderWriter
}
}
virtual bool writeObject(const Object& obj,const std::string& fileName, const osgDB::ReaderWriter::Options*)
virtual WriteResult writeObject(const Object& obj,const std::string& fileName, const osgDB::ReaderWriter::Options*)
{
Output fout;
fout.open(fileName.c_str());
@@ -78,12 +78,12 @@ class OSGReaderWriter : public ReaderWriter
{
fout.writeObject(obj);
fout.close();
return true;
return WriteResult::FILE_SAVED;
}
return false;
return WriteResult("Unable to open file for output");
}
virtual bool writeNode(const Node& node,const std::string& fileName, const osgDB::ReaderWriter::Options*)
virtual WriteResult writeNode(const Node& node,const std::string& fileName, const osgDB::ReaderWriter::Options*)
{
Output fout;
fout.open(fileName.c_str());
@@ -91,9 +91,9 @@ class OSGReaderWriter : public ReaderWriter
{
fout.writeObject(node);
fout.close();
return true;
return WriteResult::FILE_SAVED;
}
return false;
return WriteResult("Unable to open file for output");
}
};