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#include "format-gt.h"
#include "emb-file.h"
#include "emb-logging.h"
#include "helpers-binary.h"
/*! Reads a file with the given \a fileName and loads the data into \a pattern.
* Returns \c true if successful, otherwise returns \c false. */
int readGt(EmbPattern* pattern, const char* fileName)
{
EmbFile* file = 0;
if(!pattern) { embLog_error("format-gt.c readGt(), pattern argument is null\n"); return 0; }
if(!fileName) { embLog_error("format-gt.c readGt(), fileName argument is null\n"); return 0; }
file = embFile_open(fileName, "rb");
if(!file)
{
embLog_error("format-gt.c readGt(), cannot open %s for reading\n", fileName);
return 0;
}
embPattern_loadExternalColorFile(pattern, fileName);
embFile_seek(file, 0x200, SEEK_SET); /* TODO: review for combining code. This line appears to be the only difference from the FXY format. */
while(1)
{
int stitchType = NORMAL;
int b1 = (int)binaryReadByte(file);
int b2 = (int)binaryReadByte(file);
unsigned char commandByte = binaryReadByte(file);
if(commandByte == 0x91)
{
embPattern_addStitchRel(pattern, 0, 0, END, 1);
break;
}
if((commandByte & 0x01) == 0x01)
stitchType = TRIM;
if((commandByte & 0x02) == 0x02)
stitchType = STOP;
if((commandByte & 0x20) == 0x20)
b1 = -b1;
if((commandByte & 0x40) == 0x40)
b2 = -b2;
embPattern_addStitchRel(pattern, b2 / 10.0, b1 / 10.0, stitchType, 1);
}
embFile_close(file);
/* Check for an END stitch and add one if it is not present */
if(pattern->lastStitch->stitch.flags != END)
embPattern_addStitchRel(pattern, 0, 0, END, 1);
return 1;
}
/*! Writes the data from \a pattern to a file with the given \a fileName.
* Returns \c true if successful, otherwise returns \c false. */
int writeGt(EmbPattern* pattern, const char* fileName)
{
if(!pattern) { embLog_error("format-gt.c writeGt(), pattern argument is null\n"); return 0; }
if(!fileName) { embLog_error("format-gt.c writeGt(), fileName argument is null\n"); return 0; }
if(!embStitchList_count(pattern->stitchList))
{
embLog_error("format-gt.c writeGt(), pattern contains no stitches\n");
return 0;
}
/* Check for an END stitch and add one if it is not present */
if(pattern->lastStitch->stitch.flags != END)
embPattern_addStitchRel(pattern, 0, 0, END, 1);
/* TODO: embFile_open() needs to occur here after the check for no stitches */
return 0; /*TODO: finish writeGt */
}
/* kate: bom off; indent-mode cstyle; indent-width 4; replace-trailing-space-save on; */
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