/**
* @name attempt_blob_chop
*
* Try to split the this blob after this one. Check to make sure that
* it was successful.
*/
SEAM *Wordrec::attempt_blob_chop(TWERD *word, TBLOB *blob, int32_t blob_number,
bool italic_blob,
const GenericVector<SEAM*>& seams) {
if (repair_unchopped_blobs)
preserve_outline_tree (blob->outlines);
TBLOB *other_blob = TBLOB::ShallowCopy(*blob); /* Make new blob */
// Insert it into the word.
word->blobs.insert(other_blob, blob_number + 1);
SEAM *seam = nullptr;
if (prioritize_division) {
TPOINT location;
if (divisible_blob(blob, italic_blob, &location)) {
seam = new SEAM(0.0f, location);
}
}
if (seam == nullptr)
seam = pick_good_seam(blob);
if (chop_debug) {
if (seam != nullptr)
seam->Print("Good seam picked=");
else
tprintf("\n** no seam picked *** \n");
}
if (seam) {
seam->ApplySeam(italic_blob, blob, other_blob);
}
seam = CheckSeam(chop_debug, blob_number, word, blob, other_blob,
seams, seam);
if (seam == nullptr) {
if (repair_unchopped_blobs)
restore_outline_tree(blob->outlines);
if (allow_blob_division && !prioritize_division) {
// If the blob can simply be divided into outlines, then do that.
TPOINT location;
if (divisible_blob(blob, italic_blob, &location)) {
other_blob = TBLOB::ShallowCopy(*blob); /* Make new blob */
word->blobs.insert(other_blob, blob_number + 1);
seam = new SEAM(0.0f, location);
seam->ApplySeam(italic_blob, blob, other_blob);
seam = CheckSeam(chop_debug, blob_number, word, blob, other_blob,
seams, seam);
}
}
}
if (seam != nullptr) {
// Make sure this seam doesn't get chopped again.
seam->Finalize();
}
return seam;
}
SEAM *Wordrec::attempt_blob_chop(TWERD *word, TBLOB *blob, inT32 blob_number,
bool italic_blob,
const GenericVector<SEAM*>& seams) {
if (repair_unchopped_blobs)
preserve_outline_tree (blob->outlines);
TBLOB *other_blob = TBLOB::ShallowCopy(*blob); /* Make new blob */
// Insert it into the word.
word->blobs.insert(other_blob, blob_number + 1);
SEAM *seam = NULL;
if (prioritize_division) {
TPOINT location;
if (divisible_blob(blob, italic_blob, &location)) {
seam = new SEAM(0.0f, location, NULL, NULL, NULL);
}
}
if (seam == NULL)
seam = pick_good_seam(blob);
if (chop_debug) {
if (seam != NULL)
print_seam("Good seam picked=", seam);
else
tprintf("\n** no seam picked *** \n");
}
if (seam) {
apply_seam(blob, other_blob, italic_blob, seam);
}
seam = CheckSeam(chop_debug, blob_number, word, blob, other_blob,
seams, seam);
if (seam == NULL) {
if (repair_unchopped_blobs)
restore_outline_tree(blob->outlines);
if (word->latin_script) {
// If the blob can simply be divided into outlines, then do that.
TPOINT location;
if (divisible_blob(blob, italic_blob, &location)) {
other_blob = TBLOB::ShallowCopy(*blob); /* Make new blob */
word->blobs.insert(other_blob, blob_number + 1);
seam = new SEAM(0.0f, location, NULL, NULL, NULL);
apply_seam(blob, other_blob, italic_blob, seam);
seam = CheckSeam(chop_debug, blob_number, word, blob, other_blob,
seams, seam);
}
}
}
return seam;
}
