-/* This file is part of
- * ======================================================
+/**
+ * \file bufferview_funcs.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * LyX, The Document Processor
+ * \author Lars Gullik Bjønnes
+ * \author Jean-Marc Lasgouttes
+ * \author John Levon
+ * \author Angus Leeming
*
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-2001 The LyX Team.
- *
- * ====================================================== */
+ * Full author contact details are available in file CREDITS.
+ */
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
#include "bufferview_funcs.h"
-#include "frontends/LyXView.h"
-#include "BufferView.h"
-#include "paragraph.h"
-#include "lyxfont.h"
-#include "lyxtext.h"
+
+#include "author.h"
#include "buffer.h"
-#include "lyx_cb.h"
-#include "language.h"
+#include "bufferparams.h"
+#include "BufferView.h"
+#include "cursor.h"
+#include "coordcache.h"
#include "gettext.h"
+#include "language.h"
+#include "LColor.h"
+#include "lyxlex.h"
+#include "lyxrow.h"
+#include "paragraph.h"
#include "ParagraphParameters.h"
+#include "pariterator.h"
#include "frontends/Alert.h"
+#include "frontends/LyXView.h"
-#include "support/lstrings.h"
-
-void emph(BufferView * bv)
-{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setEmph(LyXFont::TOGGLE);
- toggleAndShow(bv, font);
-}
-
-
-void bold(BufferView * bv)
-{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setSeries(LyXFont::BOLD_SERIES);
- toggleAndShow(bv, font);
-}
+#include "insets/insettext.h"
+#include "support/convert.h"
-void noun(BufferView * bv)
-{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setNoun(LyXFont::TOGGLE);
- toggleAndShow(bv, font);
-}
+#include <sstream>
+using lyx::support::bformat;
-void number(BufferView * bv)
-{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setNumber(LyXFont::TOGGLE);
- toggleAndShow(bv, font);
-}
+using std::istringstream;
+using std::ostringstream;
+using std::string;
-void lang(BufferView * bv, string const & l)
-{
- LyXFont font(LyXFont::ALL_IGNORE);
- Language const * lang = languages.getLanguage(l);
- if (lang) {
- font.setLanguage(lang);
- toggleAndShow(bv, font);
- } else
- Alert::alert(_("Error! unknown language"),l);
-}
+namespace bv_funcs {
-// Change environment depth.
-// if decInc >= 0, increment depth
-// if decInc < 0, decrement depth
-void changeDepth(BufferView * bv, LyXText * text, int decInc)
+// Set data using font and toggle
+// If successful, returns true
+bool font2string(LyXFont const & font, bool const toggle, string & data)
{
- if (!bv->available() || !text)
- return;
-
- bv->hideCursor();
- bv->update(bv->text, BufferView::SELECT|BufferView::FITCUR);
- if (decInc >= 0)
- text->incDepth(bv);
- else
- text->decDepth(bv);
- if (text->inset_owner)
- bv->updateInset((Inset *)text->inset_owner, true);
- bv->update(bv->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
- bv->owner()->message(_("Changed environment depth "
- "(in possible range, maybe not)"));
+ string lang = "ignore";
+ if (font.language())
+ lang = font.language()->lang();
+
+ ostringstream os;
+ os << "family " << font.family() << '\n'
+ << "series " << font.series() << '\n'
+ << "shape " << font.shape() << '\n'
+ << "size " << font.size() << '\n'
+ << "emph " << font.emph() << '\n'
+ << "underbar " << font.underbar() << '\n'
+ << "noun " << font.noun() << '\n'
+ << "number " << font.number() << '\n'
+ << "color " << font.color() << '\n'
+ << "language " << lang << '\n'
+ << "toggleall " << convert<string>(toggle);
+ data = os.str();
+ return true;
}
-void code(BufferView * bv)
+// Set font and toggle using data
+// If successful, returns true
+bool string2font(string const & data, LyXFont & font, bool & toggle)
{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setFamily(LyXFont::TYPEWRITER_FAMILY); // no good
- toggleAndShow(bv, font);
-}
-
+ istringstream is(data);
+ LyXLex lex(0,0);
+ lex.setStream(is);
+
+ int nset = 0;
+ while (lex.isOK()) {
+ string token;
+ if (lex.next())
+ token = lex.getString();
+
+ if (token.empty() || !lex.next())
+ break;
+
+ if (token == "family") {
+ int const next = lex.getInteger();
+ font.setFamily(LyXFont::FONT_FAMILY(next));
+
+ } else if (token == "series") {
+ int const next = lex.getInteger();
+ font.setSeries(LyXFont::FONT_SERIES(next));
+
+ } else if (token == "shape") {
+ int const next = lex.getInteger();
+ font.setShape(LyXFont::FONT_SHAPE(next));
+
+ } else if (token == "size") {
+ int const next = lex.getInteger();
+ font.setSize(LyXFont::FONT_SIZE(next));
+
+ } else if (token == "emph" || token == "underbar" ||
+ token == "noun" || token == "number") {
+
+ int const next = lex.getInteger();
+ LyXFont::FONT_MISC_STATE const misc =
+ LyXFont::FONT_MISC_STATE(next);
+
+ if (token == "emph")
+ font.setEmph(misc);
+ else if (token == "underbar")
+ font.setUnderbar(misc);
+ else if (token == "noun")
+ font.setNoun(misc);
+ else if (token == "number")
+ font.setNumber(misc);
+
+ } else if (token == "color") {
+ int const next = lex.getInteger();
+ font.setColor(LColor::color(next));
+
+ } else if (token == "language") {
+ string const next = lex.getString();
+ if (next == "ignore")
+ font.setLanguage(ignore_language);
+ else
+ font.setLanguage(languages.getLanguage(next));
+
+ } else if (token == "toggleall") {
+ toggle = lex.getBool();
+
+ } else {
+ // Unrecognised token
+ break;
+ }
-void sans(BufferView * bv)
-{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setFamily(LyXFont::SANS_FAMILY);
- toggleAndShow(bv, font);
+ ++nset;
+ }
+ return (nset > 0);
}
-void roman(BufferView * bv)
+// the next two should probably go elsewhere
+// this give the position relative to (0, baseline) of outermost
+// paragraph
+Point coordOffset(DocIterator const & dit)
{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setFamily(LyXFont::ROMAN_FAMILY);
- toggleAndShow(bv, font);
-}
-
+ int x = 0;
+ int y = 0;
+
+ // Contribution of nested insets
+ for (size_t i = 1; i != dit.size(); ++i) {
+ CursorSlice const & sl = dit[i];
+ int xx = 0, yy = 0;
+ sl.inset().getCursorPos(sl, xx, yy);
+ x += xx;
+ y += yy;
+ //lyxerr << "LCursor::getPos, i: " << i << " x: " << xx << " y: " << y << endl;
+ }
-void styleReset(BufferView * bv)
-{
-#ifndef INHERIT_LANG
- LyXFont font(LyXFont::ALL_INHERIT, ignore_language);
-#else
- LyXFont font(LyXFont::ALL_INHERIT);
-#endif
- toggleAndShow(bv, font);
+ // Add contribution of initial rows of outermost paragraph
+ CursorSlice const & sl = dit[0];
+ Paragraph const & par = sl.text()->getPar(sl.pit());
+ y -= par.rows()[0].ascent();
+ for (size_t rit = 0, rend = par.pos2row(sl.pos()); rit != rend; ++rit)
+ y += par.rows()[rit].height();
+ y += par.rows()[par.pos2row(sl.pos())].ascent();
+ x += dit.bottom().text()->cursorX(dit.bottom());
+ return Point(x,y);
}
-void underline(BufferView * bv)
+Point getPos(DocIterator const & dit)
{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setUnderbar(LyXFont::TOGGLE);
- toggleAndShow(bv, font);
+ CursorSlice const & bot = dit.bottom();
+ CoordCache::InnerParPosCache & cache = theCoords.pars_[bot.text()];
+ CoordCache::InnerParPosCache::iterator it = cache.find(bot.pit());
+ if (it == cache.end()) {
+ //lyxerr << "cursor out of view" << std::endl;
+ return Point(-1,-1);
+ }
+ Point p = coordOffset(dit); // offset from outer paragraph
+ p.y_ += it->second.y_;
+ return p;
}
-void fontSize(BufferView * bv, string const & size)
+// this could be used elsewhere as well?
+CurStatus status(BufferView const * bv, DocIterator const & dit)
{
- LyXFont font(LyXFont::ALL_IGNORE);
- font.setLyXSize(size);
- toggleAndShow(bv, font);
-}
-
+ CoordCache::InnerParPosCache & cache = theCoords.pars_[dit.bottom().text()];
-// Returns the current font and depth as a message.
-string const currentState(BufferView * bv)
-{
- ostringstream state;
-
- if (bv->available()) {
- // I think we should only show changes from the default
- // font. (Asger)
- LyXText * text = bv->getLyXText();
- Buffer * buffer = bv->buffer();
- LyXFont font = text->real_current_font;
- LyXFont const & defaultfont =
- buffer->params.getLyXTextClass().defaultfont();
- font.reduce(defaultfont);
-
- state << _("Font:") << ' '
- << font.stateText(&buffer->params);
-
- // The paragraph depth
- int depth = text->getDepth();
- if (depth > 0)
- state << _(", Depth: ") << depth;
-
- // The paragraph spacing, but only if different from
- // buffer spacing.
- if (!text->cursor.par()->params().spacing().isDefault()) {
- Spacing::Space cur_space =
- text->cursor.par()->params().spacing().getSpace();
- state << _(", Spacing: ");
-
- switch (cur_space) {
- case Spacing::Single:
- state << _("Single");
-
- break;
- case Spacing::Onehalf:
- state << _("Onehalf");
- break;
- case Spacing::Double:
- state << _("Double");
- break;
- case Spacing::Other:
- state << _("Other (")
- << text->cursor.par()->params().spacing().getValue()
- << ")";
- break;
- case Spacing::Default:
- // should never happen, do nothing
- break;
- }
- }
-#ifdef DEVEL_VERSION
- state << _(", Paragraph: ") << text->cursor.par()->id();
-#endif
- }
- return state.str().c_str();
+ if (cache.find(dit.bottom().pit()) != cache.end())
+ return CUR_INSIDE;
+ else if (dit.bottom().pit() < bv->anchor_ref())
+ return CUR_ABOVE;
+ else
+ return CUR_BELOW;
}
-/* Does the actual toggle job of the calls above.
- * Also shows the current font state.
- */
-void toggleAndShow(BufferView * bv, LyXFont const & font, bool toggleall)
-{
- if (!bv->available())
- return;
-
- if (bv->theLockingInset()) {
- bv->theLockingInset()->setFont(bv, font, toggleall);
- return;
- }
-
- LyXText * text = bv->getLyXText();
- // FIXME: can this happen ??
- if (!text)
- return;
-
- bv->hideCursor();
- bv->update(text, BufferView::SELECT | BufferView::FITCUR);
- text->toggleFree(bv, font, toggleall);
- bv->update(text, BufferView::SELECT | BufferView::FITCUR | BufferView::CHANGE);
-
- if (font.language() != ignore_language ||
- font.number() != LyXFont::IGNORE) {
- LyXCursor & cursor = text->cursor;
- text->computeBidiTables(bv->buffer(), cursor.row());
- if (cursor.boundary() !=
- text->isBoundary(bv->buffer(), cursor.par(), cursor.pos(),
- text->real_current_font))
- text->setCursor(bv, cursor.par(), cursor.pos(),
- false, !cursor.boundary());
- }
-}
+} // namespace bv_funcs