}
-// the next two should probably go elsewhere
-// this give the position relative to (0, baseline) of outermost
-// paragraph
-Point coordOffset(BufferView const & bv, DocIterator const & dit,
- bool boundary)
-{
- int x = 0;
- int y = 0;
- int lastw = 0;
-
- // Addup ontribution of nested insets, from inside to outside,
- // keeping the outer paragraph for a special handling below
- for (size_t i = dit.depth() - 1; i >= 1; --i) {
- CursorSlice const & sl = dit[i];
- int xx = 0;
- int yy = 0;
-
- // get relative position inside sl.inset()
- sl.inset().cursorPos(bv, sl, boundary && ((i+1) == dit.depth()), xx, yy);
-
- // Make relative position inside of the edited inset relative to sl.inset()
- x += xx;
- y += yy;
-
- // In case of an RTL inset, the edited inset will be positioned to the left
- // of xx:yy
- if (sl.text()) {
- bool boundary_i = boundary && i + 1 == dit.depth();
- bool rtl = bv.textMetrics(sl.text()).isRTL(sl, boundary_i);
- if (rtl)
- x -= lastw;
- }
-
- // remember width for the case that sl.inset() is positioned in an RTL inset
- Dimension const dim = sl.inset().dimension(bv);
- lastw = dim.wid;
-
- //lyxerr << "Cursor::getPos, i: "
- // << i << " x: " << xx << " y: " << y << endl;
- }
-
- // Add contribution of initial rows of outermost paragraph
- CursorSlice const & sl = dit[0];
- TextMetrics const & tm = bv.textMetrics(sl.text());
- ParagraphMetrics const & pm = tm.parMetrics(sl.pit());
- BOOST_ASSERT(!pm.rows().empty());
- y -= pm.rows()[0].ascent();
-#if 1
- // FIXME: document this mess
- size_t rend;
- if (sl.pos() > 0 && dit.depth() == 1) {
- int pos = sl.pos();
- if (pos && boundary)
- --pos;
-// lyxerr << "coordOffset: boundary:" << boundary << " depth:" << dit.depth() << " pos:" << pos << " sl.pos:" << sl.pos() << std::endl;
- rend = pm.pos2row(pos);
- } else
- rend = pm.pos2row(sl.pos());
-#else
- size_t rend = pm.pos2row(sl.pos());
-#endif
- for (size_t rit = 0; rit != rend; ++rit)
- y += pm.rows()[rit].height();
- y += pm.rows()[rend].ascent();
-
- TextMetrics const & bottom_tm = bv.textMetrics(dit.bottom().text());
-
- // Make relative position from the nested inset now bufferview absolute.
- int xx = bottom_tm.cursorX(dit.bottom(), boundary && dit.depth() == 1);
- x += xx;
-
- // In the RTL case place the nested inset at the left of the cursor in
- // the outer paragraph
- bool boundary_1 = boundary && 1 == dit.depth();
- bool rtl = bottom_tm.isRTL(dit.bottom(), boundary_1);
- if (rtl)
- x -= lastw;
-
- return Point(x, y);
-}
-
-
-Point getPos(BufferView const & bv, DocIterator const & dit, bool boundary)
-{
- CursorSlice const & bot = dit.bottom();
- TextMetrics const & tm = bv.textMetrics(bot.text());
- if (!tm.has(bot.pit()))
- return Point(-1, -1);
-
- Point p = coordOffset(bv, dit, boundary); // offset from outer paragraph
- p.y_ += tm.parMetrics(bot.pit()).position();
- return p;
-}
-
-
-// this could be used elsewhere as well?
-// FIXME: This does not work within mathed!
-CurStatus status(BufferView const * bv, DocIterator const & dit)
-{
- // FIXME: it's be better to have something like TextMetrics::status().
- TextMetrics const & tm = bv->textMetrics(dit.bottom().text());
- int par_pos = tm.parPosition(dit.bottom().pit());
- if (par_pos < 0)
- return CUR_ABOVE;
- else if (par_pos > bv->workHeight())
- return CUR_BELOW;
-
- return CUR_INSIDE;
-}
-
-namespace {
-
-bool findNextInset(DocIterator & dit,
- vector<Inset_code> const & codes,
- string const & contents)
-{
- DocIterator tmpdit = dit;
-
- while (tmpdit) {
- Inset const * inset = tmpdit.nextInset();
- if (inset
- && find(codes.begin(), codes.end(), inset->lyxCode()) != codes.end()
- && (contents.empty() ||
- static_cast<InsetCommand const *>(inset)->getContents() == contents)) {
- dit = tmpdit;
- return true;
- }
- tmpdit.forwardInset();
- }
-
- return false;
-}
-
-} // namespace anon
-
-
-bool findInset(DocIterator & dit, vector<Inset_code> const & codes,
- bool same_content)
-{
- string contents;
- DocIterator tmpdit = dit;
- tmpdit.forwardInset();
- if (!tmpdit)
- return false;
-
- if (same_content) {
- Inset const * inset = tmpdit.nextInset();
- if (inset
- && find(codes.begin(), codes.end(), inset->lyxCode()) != codes.end()) {
- contents = static_cast<InsetCommand const *>(inset)->getContents();
- }
- }
-
- if (!findNextInset(tmpdit, codes, contents)) {
- if (dit.depth() != 1 || dit.pit() != 0 || dit.pos() != 0) {
- tmpdit = doc_iterator_begin(tmpdit.bottom().inset());
- if (!findNextInset(tmpdit, codes, contents)) {
- return false;
- }
- } else
- return false;
- }
-
- dit = tmpdit;
- return true;
-}
-
-
-void findInset(DocIterator & dit, Inset_code code, bool same_content)
-{
- findInset(dit, vector<Inset_code>(1, code), same_content);
-}
-
-
-void gotoInset(BufferView * bv, vector<Inset_code> const & codes,
- bool same_content)
-{
- Cursor tmpcur = bv->cursor();
- if (!findInset(tmpcur, codes, same_content)) {
- bv->cursor().message(_("No more insets"));
- return;
- }
-
- tmpcur.clearSelection();
- bv->setCursor(tmpcur);
-}
-
-
-void gotoInset(BufferView * bv, Inset_code code, bool same_content)
-{
- gotoInset(bv, vector<Inset_code>(1, code), same_content);
-}
-
-
} // namespace bv_funcs
projects / lyx.git / blobdiff