/** Handles a click event in a display window. */
void StrokeWidth::HandleClick(int x, int y) {
BBGrid<BLOBNBOX, BLOBNBOX_CLIST, BLOBNBOX_C_IT>::HandleClick(x, y);
// Run a radial search for blobs that overlap.
BlobGridSearch radsearch(this);
radsearch.StartRadSearch(x, y, 1);
BLOBNBOX* neighbour;
FCOORD click(static_cast<float>(x), static_cast<float>(y));
while ((neighbour = radsearch.NextRadSearch()) != NULL) {
TBOX nbox = neighbour->bounding_box();
if (nbox.contains(click) && neighbour->cblob() != NULL) {
PrintBoxWidths(neighbour);
if (neighbour->neighbour(BND_LEFT) != NULL)
PrintBoxWidths(neighbour->neighbour(BND_LEFT));
if (neighbour->neighbour(BND_RIGHT) != NULL)
PrintBoxWidths(neighbour->neighbour(BND_RIGHT));
if (neighbour->neighbour(BND_ABOVE) != NULL)
PrintBoxWidths(neighbour->neighbour(BND_ABOVE));
if (neighbour->neighbour(BND_BELOW) != NULL)
PrintBoxWidths(neighbour->neighbour(BND_BELOW));
int gaps[BND_COUNT];
neighbour->NeighbourGaps(gaps);
tprintf("Left gap=%d, right=%d, above=%d, below=%d, horz=%d, vert=%d\n"
"Good= %d %d %d %d\n",
gaps[BND_LEFT], gaps[BND_RIGHT],
gaps[BND_ABOVE], gaps[BND_BELOW],
neighbour->horz_possible(),
neighbour->vert_possible(),
neighbour->good_stroke_neighbour(BND_LEFT),
neighbour->good_stroke_neighbour(BND_RIGHT),
neighbour->good_stroke_neighbour(BND_ABOVE),
neighbour->good_stroke_neighbour(BND_BELOW));
break;
}
}
}
void show_point(PAGE_RES* page_res, float x, float y) {
FCOORD pt(x, y);
PAGE_RES_IT pr_it(page_res);
const int kBufsize = 512;
char msg[kBufsize];
char *msg_ptr = msg;
msg_ptr += sprintf(msg_ptr, "Pt:(%0.3f, %0.3f) ", x, y);
for (WERD_RES* word = pr_it.word(); word != NULL; word = pr_it.forward()) {
if (pr_it.row() != pr_it.prev_row() &&
pr_it.row()->row->bounding_box().contains(pt)) {
msg_ptr += sprintf(msg_ptr, "BL(x)=%0.3f ",
pr_it.row()->row->base_line(x));
}
if (word->word->bounding_box().contains(pt)) {
TBOX box = word->word->bounding_box();
msg_ptr += sprintf(msg_ptr, "Wd(%d, %d)/(%d, %d) ",
box.left(), box.bottom(),
box.right(), box.top());
C_BLOB_IT cblob_it(word->word->cblob_list());
for (cblob_it.mark_cycle_pt();
!cblob_it.cycled_list();
cblob_it.forward()) {
C_BLOB* cblob = cblob_it.data();
box = cblob->bounding_box();
if (box.contains(pt)) {
msg_ptr += sprintf(msg_ptr,
"CBlb(%d, %d)/(%d, %d) ",
box.left(), box.bottom(),
box.right(), box.top());
}
}
}
}
image_win->AddMessage(msg);
}