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Restrict dotty mode to matrix symbols

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This commit is contained in:
Robin Stuart 2016-08-12 19:30:46 +01:00
parent 498fd4151d
commit bcad6504b5
1 changed files with 32 additions and 0 deletions
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32
backend/library.c
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@ -383,6 +383,31 @@ static int gs1_compliant(const int symbology) {
return result;
}
static int is_matrix(const int symbology) {
/* Returns 1 if symbology is a matrix design */
int result = 0;
switch (symbology) {
case BARCODE_QRCODE:
case BARCODE_DATAMATRIX:
case BARCODE_MICROQR:
case BARCODE_HIBC_DM:
case BARCODE_AZTEC:
case BARCODE_HIBC_QR:
case BARCODE_HIBC_AZTEC:
case BARCODE_AZRUNE:
case BARCODE_CODEONE:
case BARCODE_GRIDMATRIX:
case BARCODE_HANXIN:
case BARCODE_DOTCODE:
result = 1;
break;
}
return result;
}
int ZBarcode_ValidID(int symbol_id) {
/* Checks whether a symbology is supported */
@ -934,6 +959,13 @@ int ZBarcode_Print(struct zint_symbol *symbol, int rotate_angle) {
return ZINT_ERROR_INVALID_OPTION;
}
if (symbol->output_options &= BARCODE_DOTTY_MODE) {
if (!(is_matrix(symbol->symbology))) {
strcpy(symbol->errtxt, "Selected symbology cannot be rendered as dots");
return ZINT_ERROR_INVALID_OPTION;
}
}
if (strlen(symbol->outfile) > 3) {
output[0] = symbol->outfile[strlen(symbol->outfile) - 3];
output[1] = symbol->outfile[strlen(symbol->outfile) - 2];