static int writeUTF8(const QRcode *qrcode, const char *outfile, int use_ansi, int invert)
{
FILE *fp;
int x, y;
int realwidth;
const char *white, *reset;
const char *empty, *lowhalf, *uphalf, *full;
empty = " ";
lowhalf = "\342\226\204";
uphalf = "\342\226\200";
full = "\342\226\210";
if (invert) {
const char *tmp;
tmp = empty;
empty = full;
full = tmp;
tmp = lowhalf;
lowhalf = uphalf;
uphalf = tmp;
}
if (use_ansi){
white = "\033[40;37;1m";
reset = "\033[0m";
} else {
white = "";
reset = "";
}
fp = openFile(outfile);
realwidth = (qrcode->width + margin * 2);
/* top margin */
writeUTF8_margin(fp, realwidth, white, reset, full);
/* data */
for(y = 0; y < qrcode->width; y += 2) {
unsigned char *row1, *row2;
row1 = qrcode->data + y*qrcode->width;
row2 = row1 + qrcode->width;
fputs(white, fp);
for (x = 0; x < margin; x++) {
fputs(full, fp);
}
for (x = 0; x < qrcode->width; x++) {
if(row1[x] & 1) {
if(y < qrcode->width - 1 && row2[x] & 1) {
fputs(empty, fp);
} else {
fputs(lowhalf, fp);
}
} else if(y < qrcode->width - 1 && row2[x] & 1) {
fputs(uphalf, fp);
} else {
fputs(full, fp);
}
}
for (x = 0; x < margin; x++)
fputs(full, fp);
fputs(reset, fp);
fputc('\n', fp);
}
/* bottom margin */
writeUTF8_margin(fp, realwidth, white, reset, full);
fclose(fp);
return 0;
}
static int writeUTF8(QRcode *qrcode, const char *outfile, int use_ansi)
{
FILE *fp;
int x, y;
int realwidth;
const char *white, *reset;
if (use_ansi){
white = "\033[40;37;1m";
reset = "\033[0m";
} else {
white = "";
reset = "";
}
fp = openFile(outfile);
realwidth = (qrcode->width + margin * 2);
/* top margin */
writeUTF8_margin(fp, realwidth, white, reset, use_ansi);
/* data */
for(y = 0; y < qrcode->width; y += 2) {
unsigned char *row1, *row2;
row1 = qrcode->data + y*qrcode->width;
row2 = row1 + qrcode->width;
fputs(white, fp);
for (x = 0; x < margin; x++)
fputs("\342\226\210", fp);
for (x = 0; x < qrcode->width; x++) {
if(row1[x] & 1) {
if(y < qrcode->width - 1 && row2[x] & 1) {
fputc(' ', fp);
} else {
fputs("\342\226\204", fp);
}
} else {
if(y < qrcode->width - 1 && row2[x] & 1) {
fputs("\342\226\200", fp);
} else {
fputs("\342\226\210", fp);
}
}
}
for (x = 0; x < margin; x++)
fputs("\342\226\210", fp);
fputs(reset, fp);
fputc('\n', fp);
}
/* bottom margin */
writeUTF8_margin(fp, realwidth, white, reset, use_ansi);
fclose(fp);
return 0;
}
static QRimageResultType writeUTF8(QRcode *qrcode, const char *outfile, int use_ansi)
{
FILE *fp;
int x, y;
int realwidth;
const char *white, *reset;
if (use_ansi){
white = "\033[40;37;1m";
reset = "\033[0m";
} else {
white = "";
reset = "";
}
fp = fopen(outfile, "wb");
if(fp == NULL) {
return QR_IMG_FAILED_CREATE_FILE;
}
realwidth = (qrcode->width + margin * 2);
/* top margin */
writeUTF8_margin(fp, realwidth, white, reset, use_ansi);
/* data */
for(y = 0; y < qrcode->width; y += 2) {
unsigned char *row1, *row2;
row1 = qrcode->data + y*qrcode->width;
row2 = row1 + qrcode->width;
fputs(white, fp);
for (x = 0; x < margin; x++)
fputs("\342\226\210", fp);
for (x = 0; x < qrcode->width; x++) {
if(row1[x] & 1) {
if(y < qrcode->width - 1 && row2[x] & 1) {
fputc(' ', fp);
} else {
fputs("\342\226\204", fp);
}
} else {
if(y < qrcode->width - 1 && row2[x] & 1) {
fputs("\342\226\200", fp);
} else {
fputs("\342\226\210", fp);
}
}
}
for (x = 0; x < margin; x++)
fputs("\342\226\210", fp);
fputs(reset, fp);
fputc('\n', fp);
}
/* bottom margin */
writeUTF8_margin(fp, realwidth, white, reset, use_ansi);
fclose(fp);
return QR_IMG_SUCCESS;
}
