- LyXFont font;
-
- if (!s) {
- scx = 0;
- return;
- }
-
- int const workW = bv->workWidth();
- int const tmp_top_x = top_x - scx;
-
- if (tmp_top_x > 0 &&
- (tmp_top_x + width(bv, font)) < workW)
- return;
- if (s > 0 && top_x > 0)
- return;
-
- // int mx_scx=abs((width(bv,font) - bv->workWidth())/2);
- //int const save_scx = scx;
-
- scx = int(s * workW / 2);
- // if (!display())
- // scx += 20;
-
- if ((tmp_top_x + scx + width(bv, font)) < (workW / 2)) {
- scx += (workW / 2) - (tmp_top_x + scx + width(bv, font));
- }
-
- // bv->updateInset(const_cast<UpdatableInset *>(this), false);
-}
-
-void UpdatableInset::scroll(BufferView * bv, int offset) const
-{
- if (offset > 0) {
- if (!scx && top_x >= 20)
- return;
- if ((top_x + offset) > 20)
- scx = 0;
- // scx += offset - (top_x - scx + offset - 20);
- else
- scx += offset;
- } else {
- LyXFont const font;
- if (!scx && (top_x + width(bv, font)) < (bv->workWidth() - 20))
- return;
- if ((top_x - scx + offset + width(bv, font)) < (bv->workWidth() - 20)) {
- scx = bv->workWidth() - width(bv, font) - top_x + scx - 20;
- } else {
- scx += offset;
- }
- }
-// bv->updateInset(const_cast<UpdatableInset *>(this), false);