qgiflibhandler.cpp File Reference

#include "qgiflibhandler.h"
#include <QDebug>
#include <QVariant>
#include <gif_lib.h>
#include <string.h>
#include <QPainter>

Go to the source code of this file.

Functions
int	doInput (GifFileType *gif, GifByteType *data, int i)
int	doOutput (GifFileType *gif, const GifByteType *data, int i)

Variables
int	_GifError
static const int	InterlacedJumps [] = { 8, 8, 4, 2 }
static const int	InterlacedOffset [] = { 0, 4, 2, 1 }

Function Documentation

doInput()

int doInput	(	GifFileType *	gif,
		GifByteType *	data,
		int	i )

Definition at line 26 of file qgiflibhandler.cpp.

{
    QIODevice* in = (QIODevice*)gif->UserData;
    return in->read((char*)data, i);
}

doOutput()

int doOutput	(	GifFileType *	gif,
		const GifByteType *	data,
		int	i )

Definition at line 19 of file qgiflibhandler.cpp.

{
    QIODevice* out = (QIODevice*)gif->UserData;
    //  qDebug("given %d bytes to write; device is writeable? %d", i, out->isWritable());
    return out->write((const char*)data, i);
}

Variable Documentation

_GifError

int _GifError

extern

InterlacedJumps

const int InterlacedJumps[] = { 8, 8, 4, 2 }

static

Definition at line 17 of file qgiflibhandler.cpp.

{ 8, 8, 4, 2 }; /* be read - offsets and jumps... */

InterlacedOffset

const int InterlacedOffset[] = { 0, 4, 2, 1 }

static

Definition at line 16 of file qgiflibhandler.cpp.

{ 0, 4, 2, 1 }; /* The way Interlaced image should */