void
addMultirowsForm(Buffer *buf, AnchorList *al)
{
int i, j, k, col, ecol, pos;
Anchor a_form, *a;
FormItemList *fi;
Line *l, *ls;
if (al == NULL || al->nanchor == 0)
return;
for (i = 0; i < al->nanchor; i++) {
a_form = al->anchors[i];
al->anchors[i].rows = 1;
if (a_form.hseq < 0 || a_form.rows <= 1)
continue;
for (l = buf->firstLine; l != NULL; l = l->next) {
if (l->linenumber == a_form.y)
break;
}
if (!l)
continue;
if (a_form.y == a_form.start.line)
ls = l;
else {
for (ls = l; ls != NULL;
ls = (a_form.y < a_form.start.line) ? ls->next : ls->prev) {
if (ls->linenumber == a_form.start.line)
break;
}
if (!ls)
continue;
}
fi = (FormItemList *)a_form.url;
col = COLPOS(ls, a_form.start.pos);
ecol = COLPOS(ls, a_form.end.pos);
for (j = 0; l && j < a_form.rows; l = l->next, j++) {
pos = columnPos(l, col);
if (j == 0) {
buf->hmarklist->marks[a_form.hseq].line = l->linenumber;
buf->hmarklist->marks[a_form.hseq].pos = pos;
}
if (a_form.start.line == l->linenumber)
continue;
buf->formitem = putAnchor(buf->formitem, a_form.url,
a_form.target, &a, NULL, NULL, '\0',
l->linenumber, pos);
a->hseq = a_form.hseq;
a->y = a_form.y;
a->end.pos = pos + ecol - col;
l->lineBuf[pos - 1] = '[';
l->lineBuf[a->end.pos] = ']';
for (k = pos; k < a->end.pos; k++)
l->propBuf[k] |= PE_FORM;
}
}
}
int
columnSkip(Buffer *buf, int offset)
{
int i, maxColumn;
int column = buf->currentColumn + offset;
int nlines = buf->LINES + 1;
Line *l;
maxColumn = 0;
for (i = 0, l = buf->topLine; i < nlines && l != NULL; i++, l = l->next) {
if (l->width < 0)
l->width = COLPOS(l, l->len);
if (l->width - 1 > maxColumn)
maxColumn = l->width - 1;
}
maxColumn -= buf->COLS - 1;
if (column < maxColumn)
maxColumn = column;
if (maxColumn < 0)
maxColumn = 0;
if (buf->currentColumn == maxColumn)
return 0;
buf->currentColumn = maxColumn;
return 1;
}
int
columnPos(Line *line, int column)
{
int i;
for (i = 1; i < line->len; i++) {
if (COLPOS(line, i) > column)
break;
}
#ifdef USE_M17N
for (i--; i > 0 && line->propBuf[i] & PC_WCHAR2; i--) ;
return i;
#else
return i - 1;
#endif
}
int
getMapXY(Buffer *buf, Anchor *a, int *x, int *y)
{
if (!buf || !a || !a->image || !x || !y)
return 0;
*x = (int)((buf->currentColumn + buf->cursorX
- COLPOS(buf->currentLine, a->start.pos) + 0.5)
* pixel_per_char) - a->image->xoffset;
*y = (int)((buf->currentLine->linenumber - a->image->y + 0.5)
* pixel_per_line) - a->image->yoffset;
if (*x <= 0)
*x = 1;
if (*y <= 0)
*y = 1;
return 1;
}
void
addMultirowsImg(Buffer *buf, AnchorList *al)
{
int i, j, k, col, ecol, pos;
Image *img;
Anchor a_img, a_href, a_form, *a;
Line *l, *ls;
if (al == NULL || al->nanchor == 0)
return;
for (i = 0; i < al->nanchor; i++) {
a_img = al->anchors[i];
img = a_img.image;
if (a_img.hseq < 0 || !img || img->rows <= 1)
continue;
for (l = buf->firstLine; l != NULL; l = l->next) {
if (l->linenumber == img->y)
break;
}
if (!l)
continue;
if (a_img.y == a_img.start.line)
ls = l;
else {
for (ls = l; ls != NULL;
ls = (a_img.y < a_img.start.line) ? ls->next : ls->prev) {
if (ls->linenumber == a_img.start.line)
break;
}
if (!ls)
continue;
}
a = retrieveAnchor(buf->href, a_img.start.line, a_img.start.pos);
if (a)
a_href = *a;
else
a_href.url = NULL;
a = retrieveAnchor(buf->formitem, a_img.start.line, a_img.start.pos);
if (a)
a_form = *a;
else
a_form.url = NULL;
col = COLPOS(ls, a_img.start.pos);
ecol = COLPOS(ls, a_img.end.pos);
for (j = 0; l && j < img->rows; l = l->next, j++) {
if (a_img.start.line == l->linenumber)
continue;
pos = columnPos(l, col);
a = registerImg(buf, a_img.url, a_img.title, l->linenumber, pos);
a->hseq = -a_img.hseq;
a->slave = TRUE;
a->image = img;
a->end.pos = pos + ecol - col;
for (k = pos; k < a->end.pos; k++)
l->propBuf[k] |= PE_IMAGE;
if (a_href.url) {
a = registerHref(buf, a_href.url, a_href.target,
a_href.referer, a_href.title,
a_href.accesskey, l->linenumber, pos);
a->hseq = a_href.hseq;
a->slave = TRUE;
a->end.pos = pos + ecol - col;
for (k = pos; k < a->end.pos; k++)
l->propBuf[k] |= PE_ANCHOR;
}
if (a_form.url) {
buf->formitem = putAnchor(buf->formitem, a_form.url,
a_form.target, &a, NULL, NULL, '\0',
l->linenumber, pos);
a->hseq = a_form.hseq;
a->end.pos = pos + ecol - col;
}
}
img->rows = 0;
}
}
