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OGRE
1.9.0
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Common subclass of DataStream for handling data from chunks of memory. More...
#include <OgreDataStream.h>

Public Types | |
| enum | AccessMode { READ = 1 , WRITE = 2 } |
Public Member Functions | |
| MemoryDataStream (const String &name, const DataStreamPtr &sourceStream, bool freeOnClose=true, bool readOnly=false) | |
| Create a named stream which pre-buffers the contents of another stream. | |
| MemoryDataStream (const String &name, DataStream &sourceStream, bool freeOnClose=true, bool readOnly=false) | |
| Create a named stream which pre-buffers the contents of another stream. | |
| MemoryDataStream (const String &name, size_t size, bool freeOnClose=true, bool readOnly=false) | |
| Create a named stream with a brand new empty memory chunk. | |
| MemoryDataStream (const String &name, void *pMem, size_t size, bool freeOnClose=false, bool readOnly=false) | |
| Wrap an existing memory chunk in a named stream. | |
| MemoryDataStream (DataStream &sourceStream, bool freeOnClose=true, bool readOnly=false) | |
| Create a stream which pre-buffers the contents of another stream. | |
| MemoryDataStream (DataStreamPtr &sourceStream, bool freeOnClose=true, bool readOnly=false) | |
| Create a stream which pre-buffers the contents of another stream. | |
| MemoryDataStream (size_t size, bool freeOnClose=true, bool readOnly=false) | |
| Create a stream with a brand new empty memory chunk. | |
| MemoryDataStream (void *pMem, size_t size, bool freeOnClose=false, bool readOnly=false) | |
| Wrap an existing memory chunk in a stream. | |
| ~MemoryDataStream () | |
| 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. | |
| uchar * | getCurrentPtr (void) |
| Get a pointer to the current position in the memory block this stream holds. | |
| 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. | |
| uchar * | getPtr (void) |
| Get a pointer to the start of the memory block this stream holds. | |
| 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. | |
| 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. | |
| void | setFreeOnClose (bool free) |
| Sets whether or not to free the encapsulated memory on close. | |
| 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. | |
| 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 Attributes | |
| uint16 | mAccess |
| What type of access is allowed (AccessMode) | |
| uchar * | mData |
| Pointer to the start of the data area. | |
| uchar * | mEnd |
| Pointer to the end of the memory. | |
| bool | mFreeOnClose |
| Do we delete the memory on close. | |
| String | mName |
| The name (e.g. resource name) that can be used to identify the source for this data (optional) | |
| uchar * | mPos |
| Pointer to the current position in the memory. | |
| size_t | mSize |
| Size of the data in the stream (may be 0 if size cannot be determined) | |
Common subclass of DataStream for handling data from chunks of memory.
Definition at line 317 of file OgreDataStream.h.
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inherited |
| Enumerator | |
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| READ | |
| WRITE | |
Definition at line 179 of file OgreDataStream.h.
| Ogre::MemoryDataStream::MemoryDataStream | ( | void * | pMem, |
| size_t | size, | ||
| bool | freeOnClose = false, | ||
| bool | readOnly = false ) |
Wrap an existing memory chunk in a stream.
| pMem | Pointer to the existing memory |
| size | The size of the memory chunk in bytes |
| freeOnClose | If true, the memory associated will be destroyed when the stream is closed. Note: it's important that if you set this option to true, that you allocated the memory using OGRE_ALLOC_T with a category of MEMCATEGORY_GENERAL to ensure the freeing of memory matches up. |
| readOnly | Whether to make the stream on this memory read-only once created |
References Ogre::DataStream::size().
| Ogre::MemoryDataStream::MemoryDataStream | ( | const String & | name, |
| void * | pMem, | ||
| size_t | size, | ||
| bool | freeOnClose = false, | ||
| bool | readOnly = false ) |
Wrap an existing memory chunk in a named stream.
| name | The name to give the stream |
| pMem | Pointer to the existing memory |
| size | The size of the memory chunk in bytes |
| freeOnClose | If true, the memory associated will be destroyed when the stream is destroyed. Note: it's important that if you set this option to true, that you allocated the memory using OGRE_ALLOC_T with a category of MEMCATEGORY_GENERAL ensure the freeing of memory matches up. |
| readOnly | Whether to make the stream on this memory read-only once created |
References Ogre::DataStream::size().
| Ogre::MemoryDataStream::MemoryDataStream | ( | DataStream & | sourceStream, |
| bool | freeOnClose = true, | ||
| bool | readOnly = false ) |
Create a stream which pre-buffers the contents of another stream.
| sourceStream | Another DataStream which will provide the source of data |
| freeOnClose | If true, the memory associated will be destroyed when the stream is destroyed. |
| readOnly | Whether to make the stream on this memory read-only once created |
References Ogre::DataStream::DataStream().
| Ogre::MemoryDataStream::MemoryDataStream | ( | DataStreamPtr & | sourceStream, |
| bool | freeOnClose = true, | ||
| bool | readOnly = false ) |
Create a stream which pre-buffers the contents of another stream.
| sourceStream | Another DataStream which will provide the source of data |
| freeOnClose | If true, the memory associated will be destroyed when the stream is destroyed. |
| readOnly | Whether to make the stream on this memory read-only once created |
| Ogre::MemoryDataStream::MemoryDataStream | ( | const String & | name, |
| DataStream & | sourceStream, | ||
| bool | freeOnClose = true, | ||
| bool | readOnly = false ) |
Create a named stream which pre-buffers the contents of another stream.
| name | The name to give the stream |
| sourceStream | Another DataStream which will provide the source of data |
| freeOnClose | If true, the memory associated will be destroyed when the stream is destroyed. |
| readOnly | Whether to make the stream on this memory read-only once created |
References Ogre::DataStream::DataStream().
| Ogre::MemoryDataStream::MemoryDataStream | ( | const String & | name, |
| const DataStreamPtr & | sourceStream, | ||
| bool | freeOnClose = true, | ||
| bool | readOnly = false ) |
Create a named stream which pre-buffers the contents of another stream.
| name | The name to give the stream |
| sourceStream | Another DataStream which will provide the source of data |
| freeOnClose | If true, the memory associated will be destroyed when the stream is destroyed. |
| readOnly | Whether to make the stream on this memory read-only once created |
| Ogre::MemoryDataStream::MemoryDataStream | ( | size_t | size, |
| bool | freeOnClose = true, | ||
| bool | readOnly = false ) |
Create a stream with a brand new empty memory chunk.
| size | The size of the memory chunk to create in bytes |
| freeOnClose | If true, the memory associated will be destroyed when the stream is destroyed. |
| readOnly | Whether to make the stream on this memory read-only once created |
References Ogre::DataStream::size().
| Ogre::MemoryDataStream::MemoryDataStream | ( | const String & | name, |
| size_t | size, | ||
| bool | freeOnClose = true, | ||
| bool | readOnly = false ) |
Create a named stream with a brand new empty memory chunk.
| name | The name to give the stream |
| size | The size of the memory chunk to create in bytes |
| freeOnClose | If true, the memory associated will be destroyed when the stream is destroyed. |
| readOnly | Whether to make the stream on this memory read-only once created |
References Ogre::DataStream::size().
| Ogre::MemoryDataStream::~MemoryDataStream | ( | ) |
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Close the stream; this makes further operations invalid.
Implements Ogre::DataStream.
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Returns true if the stream has reached the end.
Implements Ogre::DataStream.
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Gets the access mode of the stream.
Definition at line 202 of file OgreDataStream.h.
References mAccess.
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| uchar * Ogre::MemoryDataStream::getCurrentPtr | ( | void | ) |
Get a pointer to the current position in the memory block this stream holds.
Definition at line 439 of file OgreDataStream.h.
References mPos.
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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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Returns the name of the stream, if it has one.
Definition at line 200 of file OgreDataStream.h.
References mName.
| uchar * Ogre::MemoryDataStream::getPtr | ( | void | ) |
Get a pointer to the start of the memory block this stream holds.
Definition at line 436 of file OgreDataStream.h.
References mData.
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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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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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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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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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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 from Ogre::DataStream.
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Repositions the read point to a specified byte.
Implements Ogre::DataStream.
| void Ogre::MemoryDataStream::setFreeOnClose | ( | bool | free | ) |
Sets whether or not to free the encapsulated memory on close.
Definition at line 478 of file OgreDataStream.h.
References mFreeOnClose.
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inherited |
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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Skip a single line from the stream.
| delim | The delimiter(s) to stop at |
Reimplemented from Ogre::DataStream.
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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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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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Pointer to the start of the data area.
Definition at line 321 of file OgreDataStream.h.
Referenced by getPtr().
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Pointer to the end of the memory.
Definition at line 325 of file OgreDataStream.h.
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Do we delete the memory on close.
Definition at line 327 of file OgreDataStream.h.
Referenced by setFreeOnClose().
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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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Pointer to the current position in the memory.
Definition at line 323 of file OgreDataStream.h.
Referenced by getCurrentPtr().
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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().
1.13.2