PoDoFo
1.0.0-dev
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This class represents an input device It optionally supports peeking. More...
#include <InputDevice.h>
Public Member Functions | |
bool | Peek (char &ch) const |
Peek at next char in stream. More... | |
Public Member Functions inherited from PoDoFo::InputStream | |
void | Read (char *buffer, size_t size) |
Read data from the device. More... | |
size_t | Read (char *buffer, size_t size, bool &eof) |
Read data from the device. More... | |
char | ReadChar () |
Get next char from stream. More... | |
bool | Read (char &ch) |
Get next char from stream. More... | |
void | CopyTo (OutputStream &stream) |
Copy this stream to another. More... | |
void | CopyTo (OutputStream &stream, size_t size) |
Copy this stream to another. More... | |
Protected Member Functions | |
InputStreamDevice (bool init) | |
virtual bool | peek (char &ch) const =0 |
Peek at next char in stream. More... | |
void | checkRead () const override |
Optional checks before reading By default does nothing. | |
Protected Member Functions inherited from PoDoFo::InputStream | |
virtual size_t | readBuffer (char *buffer, size_t size, bool &eof)=0 |
Read a buffer from the stream /param eof true if the stream reached eof during read /returns number of read bytes. | |
virtual bool | readChar (char &ch) |
Read the next char in stream. More... | |
Additional Inherited Members | |
Static Protected Member Functions inherited from PoDoFo::InputStream | |
static size_t | ReadBuffer (InputStream &stream, char *buffer, size_t size, bool &eof) |
static bool | ReadChar (InputStream &stream, char &ch) |
This class represents an input device It optionally supports peeking.
bool InputStreamDevice::Peek | ( | char & | ch | ) | const |
Peek at next char in stream.
/returns true if success, false if EOF is encountered before peeking the character
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protectedpure virtual |
Peek at next char in stream.
/returns true if success, false if EOF
Implemented in PoDoFo::PdfCanvasInputDevice, and PoDoFo::NullStreamDevice.