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New method InSaveFile::skip()

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svn-id: r17979
This commit is contained in:
Max Horn 2005-05-08 23:32:31 +00:00
parent 9b8d88a113
commit 5702c16c16
2 changed files with 14 additions and 7 deletions
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9
common/savefile.cpp
View File

@ -31,6 +31,7 @@
#include <zlib.h>
#endif
const char *SaveFileManager::getSavePath() const {
#if defined(__PALM_OS__)
@ -85,6 +86,10 @@ public:
uint32 write(const void *dataPtr, uint32 dataSize) {
return ::fwrite(dataPtr, 1, dataSize, fh);
}
void skip(uint32 offset) {
::fseek(fh, offset, SEEK_SET);
}
};
@ -128,6 +133,10 @@ public:
_ioError = true;
return ret;
}
void skip(uint32 offset) {
::gzseek(fh, offset, SEEK_SET);
}
};
#endif

12
common/savefile.h
View File

@ -31,23 +31,21 @@
* A class which allows game engines to load game state data.
* That typically means "save games", but also includes things like the
* IQ points in Indy3.
*
* @todo Add error checking abilities.
* @todo Change base class to SeekableReadStream; or alternatively,
* add a simple 'skip()' method which would allow skipping
* a number of bytes in the savefile.
*/
class InSaveFile : public Common::ReadStream {
public:
virtual ~InSaveFile() {}
/**
* Skip over the specified (positive) amount of bytes in the input stream.
*/
virtual void skip(uint32 offset) = 0;
};
/**
* A class which allows game engines to save game state data.
* That typically means "save games", but also includes things like the
* IQ points in Indy3.
*
* @todo Add error checking abilities.
*/
class OutSaveFile : public Common::WriteStream {
public: