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OGRE
1.9.0
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Stream which compresses / uncompresses data using the 'deflate' compression algorithm. More...
#include <OgreDeflate.h>

Public Types | |
| enum | AccessMode { READ = 1 , WRITE = 2 } |
Public Member Functions | |
| DeflateStream (const DataStreamPtr &compressedStream, const String &tmpFileName="", size_t avail_in=0) | |
| Constructor for creating unnamed stream wrapping another stream. | |
| DeflateStream (const String &name, const DataStreamPtr &compressedStream, const String &tmpFileName="", size_t avail_in=0) | |
| Constructor for creating named stream wrapping another stream. | |
| ~DeflateStream () | |
| void | close (void) |
| Close the stream; this makes further operations invalid. | |
| bool | eof (void) const |
| Returns true if the stream has reached the end. | |
| uint16 | getAccessMode () const |
| Gets the access mode of the stream. | |
| virtual String | getAsString (void) |
| Returns a String containing the entire stream. | |
| virtual String | getLine (bool trimAfter=true) |
| Returns a String containing the next line of data, optionally trimmed for whitespace. | |
| const String & | getName (void) |
| Returns the name of the stream, if it has one. | |
| bool | isCompressedStreamValid () const |
| Returns whether the compressed stream is valid deflated data. | |
| virtual bool | isReadable () const |
| Reports whether this stream is readable. | |
| virtual bool | isWriteable () const |
| Reports whether this stream is writeable. | |
| void | operator delete (void *ptr) |
| void | operator delete (void *ptr) |
| void | operator delete (void *ptr, const char *, int, const char *) |
| void | operator delete (void *ptr, const char *, int, const char *) |
| void | operator delete (void *ptr, void *) |
| void | operator delete (void *ptr, void *) |
| void | operator delete[] (void *ptr) |
| void | operator delete[] (void *ptr) |
| void | operator delete[] (void *ptr, const char *, int, const char *) |
| void | operator delete[] (void *ptr, const char *, int, const char *) |
| void * | operator new (size_t sz) |
| void * | operator new (size_t sz) |
| void * | operator new (size_t sz, const char *file, int line, const char *func) |
| operator new, with debug line info | |
| void * | operator new (size_t sz, const char *file, int line, const char *func) |
| operator new, with debug line info | |
| void * | operator new (size_t sz, void *ptr) |
| placement operator new | |
| void * | operator new (size_t sz, void *ptr) |
| placement operator new | |
| void * | operator new[] (size_t sz) |
| void * | operator new[] (size_t sz) |
| void * | operator new[] (size_t sz, const char *file, int line, const char *func) |
| array operator new, with debug line info | |
| void * | operator new[] (size_t sz, const char *file, int line, const char *func) |
| array operator new, with debug line info | |
| template<typename T> | |
| DataStream & | operator>> (T &val) |
| size_t | read (void *buf, size_t count) |
| Read the requisite number of bytes from the stream, stopping at the end of the file. | |
| virtual size_t | readLine (char *buf, size_t maxCount, const String &delim="\n") |
| Get a single line from the stream. | |
| void | seek (size_t pos) |
| Repositions the read point to a specified byte. | |
| size_t | size (void) const |
| Returns the total size of the data to be read from the stream, or 0 if this is indeterminate for this stream. | |
| void | skip (long count) |
| Skip a defined number of bytes. | |
| virtual size_t | skipLine (const String &delim="\n") |
| Skip a single line from the stream. | |
| size_t | tell (void) const |
| Returns the current byte offset from beginning. | |
| size_t | write (const void *buf, size_t count) |
| Write the requisite number of bytes from the stream (only applicable to streams that are not read-only) | |
Protected Member Functions | |
| void | compressFinal () |
| void | destroy () |
| size_t | getAvailInForSinglePass () |
| void | init () |
Protected Attributes | |
| uint16 | mAccess |
| What type of access is allowed (AccessMode) | |
| size_t | mAvailIn |
| DataStreamPtr | mCompressedStream |
| size_t | mCurrentPos |
| bool | mIsCompressedValid |
| Whether the underlying stream is valid compressed data. | |
| String | mName |
| The name (e.g. resource name) that can be used to identify the source for this data (optional) | |
| StaticCache< 16 *OGRE_STREAM_TEMP_SIZE > | mReadCache |
| Cache for read data in case skipping around. | |
| size_t | mSize |
| Size of the data in the stream (may be 0 if size cannot be determined) | |
| String | mTempFileName |
| unsigned char * | mTmp |
| Intermediate buffer for read / write. | |
| DataStreamPtr | mTmpWriteStream |
| z_stream * | mZStream |
Stream which compresses / uncompresses data using the 'deflate' compression algorithm.
Definition at line 57 of file OgreDeflate.h.
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inherited |
| Enumerator | |
|---|---|
| READ | |
| WRITE | |
Definition at line 179 of file OgreDataStream.h.
| Ogre::DeflateStream::DeflateStream | ( | const DataStreamPtr & | compressedStream, |
| const String & | tmpFileName = "", | ||
| size_t | avail_in = 0 ) |
Constructor for creating unnamed stream wrapping another stream.
| compressedStream | The stream that this stream will use when reading / writing compressed data. The access mode from this stream will be matched. |
| tmpFileName | Path/Filename to be used for temporary storage of incoming data |
| avail_in | Available data length to be uncompressed. With it we can uncompress DataStream partly. |
| Ogre::DeflateStream::DeflateStream | ( | const String & | name, |
| const DataStreamPtr & | compressedStream, | ||
| const String & | tmpFileName = "", | ||
| size_t | avail_in = 0 ) |
Constructor for creating named stream wrapping another stream.
| name | The name to give this stream |
| compressedStream | The stream that this stream will use when reading / writing compressed data. The access mode from this stream will be matched. |
| tmpFileName | Path/Filename to be used for temporary storage of incoming data |
| avail_in | Available data length to be uncompressed. With it we can uncompress DataStream partly. |
| Ogre::DeflateStream::~DeflateStream | ( | ) |
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virtual |
Close the stream; this makes further operations invalid.
Implements Ogre::DataStream.
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virtual |
Returns true if the stream has reached the end.
Implements Ogre::DataStream.
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inherited |
Gets the access mode of the stream.
Definition at line 202 of file OgreDataStream.h.
References mAccess.
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virtualinherited |
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virtualinherited |
Returns a String containing the next line of data, optionally trimmed for whitespace.
| trimAfter | If true, the line is trimmed for whitespace (as in String.trim(true,true)) |
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inherited |
Returns the name of the stream, if it has one.
Definition at line 200 of file OgreDataStream.h.
References mName.
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| bool Ogre::DeflateStream::isCompressedStreamValid | ( | ) | const |
Returns whether the compressed stream is valid deflated data.
Definition at line 110 of file OgreDeflate.h.
References mIsCompressedValid.
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virtualinherited |
Reports whether this stream is readable.
Definition at line 204 of file OgreDataStream.h.
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virtualinherited |
Reports whether this stream is writeable.
Definition at line 206 of file OgreDataStream.h.
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inherited |
Definition at line 96 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 96 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 108 of file OgreMemoryAllocatedObject.h.
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Definition at line 108 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 102 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 102 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 113 of file OgreMemoryAllocatedObject.h.
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Definition at line 113 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 119 of file OgreMemoryAllocatedObject.h.
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Definition at line 119 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 73 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 73 of file OgreMemoryAllocatedObject.h.
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inherited |
operator new, with debug line info
Definition at line 68 of file OgreMemoryAllocatedObject.h.
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inherited |
operator new, with debug line info
Definition at line 68 of file OgreMemoryAllocatedObject.h.
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inherited |
placement operator new
Definition at line 79 of file OgreMemoryAllocatedObject.h.
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inherited |
placement operator new
Definition at line 79 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 91 of file OgreMemoryAllocatedObject.h.
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inherited |
Definition at line 91 of file OgreMemoryAllocatedObject.h.
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inherited |
array operator new, with debug line info
Definition at line 86 of file OgreMemoryAllocatedObject.h.
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inherited |
array operator new, with debug line info
Definition at line 86 of file OgreMemoryAllocatedObject.h.
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inherited |
References DataStream().
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Read the requisite number of bytes from the stream, stopping at the end of the file.
| buf | Reference to a buffer pointer |
| count | Number of bytes to read |
Implements Ogre::DataStream.
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virtualinherited |
Get a single line from the stream.
| buf | Reference to a buffer pointer |
| maxCount | The maximum length of data to be read, excluding the terminating character |
| delim | The delimiter to stop at |
Reimplemented in Ogre::FileStreamDataStream, and Ogre::MemoryDataStream.
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Repositions the read point to a specified byte.
Implements Ogre::DataStream.
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Returns the total size of the data to be read from the stream, or 0 if this is indeterminate for this stream.
Definition at line 297 of file OgreDataStream.h.
References mSize.
Referenced by Ogre::FileStreamDataStream::FileStreamDataStream(), Ogre::FileStreamDataStream::FileStreamDataStream(), Ogre::MemoryDataStream::MemoryDataStream(), Ogre::MemoryDataStream::MemoryDataStream(), Ogre::MemoryDataStream::MemoryDataStream(), and Ogre::MemoryDataStream::MemoryDataStream().
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Skip a defined number of bytes.
This can also be a negative value, in which case the file pointer rewinds a defined number of bytes.
Implements Ogre::DataStream.
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virtualinherited |
Skip a single line from the stream.
| delim | The delimiter(s) to stop at |
Reimplemented in Ogre::MemoryDataStream.
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Returns the current byte offset from beginning.
Implements Ogre::DataStream.
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Write the requisite number of bytes from the stream (only applicable to streams that are not read-only)
| buf | Pointer to a buffer containing the bytes to write |
| count | Number of bytes to write |
Reimplemented from Ogre::DataStream.
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protectedinherited |
What type of access is allowed (AccessMode)
Definition at line 190 of file OgreDataStream.h.
Referenced by DataStream(), DataStream(), getAccessMode(), isReadable(), and isWriteable().
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Definition at line 65 of file OgreDeflate.h.
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Definition at line 60 of file OgreDeflate.h.
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Definition at line 64 of file OgreDeflate.h.
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Whether the underlying stream is valid compressed data.
Definition at line 74 of file OgreDeflate.h.
Referenced by isCompressedStreamValid().
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protectedinherited |
The name (e.g. resource name) that can be used to identify the source for this data (optional)
Definition at line 186 of file OgreDataStream.h.
Referenced by DataStream(), and getName().
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protected |
Cache for read data in case skipping around.
Definition at line 68 of file OgreDeflate.h.
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protectedinherited |
Size of the data in the stream (may be 0 if size cannot be determined)
Definition at line 188 of file OgreDataStream.h.
Referenced by DataStream(), DataStream(), and size().
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Definition at line 62 of file OgreDeflate.h.
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Intermediate buffer for read / write.
Definition at line 71 of file OgreDeflate.h.
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Definition at line 61 of file OgreDeflate.h.
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Definition at line 63 of file OgreDeflate.h.
1.13.2