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#include "format-u01.h"
#include "emb-file.h"
#include "emb-logging.h"
/* TODO: AFAIK this is a duplicate of U00. Review for differences and merge files and handle accordingly. */
/*! 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 readU01(EmbPattern* pattern, const char* fileName)
{
int fileLength, negativeX = 0, negativeY = 0, flags = NORMAL;
char dx, dy;
unsigned char data[3];
EmbFile* file = 0;
file = embFile_open(fileName, "rb");
if(!file)
{
return 0;
}
embFile_seek(file, 0, SEEK_END);
fileLength = embFile_tell(file);
embFile_seek(file, 0x100, SEEK_SET);
while(embFile_read(data, 1, 3, file) == 3)
{
if(data[0] == 0xF8 || data[0] == 0x87 || data[0] == 0x91)
{
break;
}
if((data[0] & 0x0F) == 0)
{
flags = NORMAL;
}
else if((data[0] & 0x1f) == 1)
{
flags = JUMP;
}
else if((data[0] & 0x0F) > 0)
{
flags = STOP;
}
negativeX = ((data[0] & 0x20) > 0);
negativeY = ((data[0] & 0x40) > 0);
dx = (char) data[2];
dy = (char) data[1];
if(negativeX) dx = (char) -dx;
if(negativeY) dy = (char) -dy;
embPattern_addStitchRel(pattern, dx / 10.0, dy / 10.0, flags, 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 writeU01(EmbPattern* pattern, const char* fileName)
{
if(!pattern) { embLog_error("format-u01.c writeU01(), pattern argument is null\n"); return 0; }
if(!fileName) { embLog_error("format-u01.c writeU01(), fileName argument is null\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 writeU01 */
}
/* kate: bom off; indent-mode cstyle; indent-width 4; replace-trailing-space-save on; */
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