paper.h
ParIterator.h
Paragraph.h
- paragraph_funcs.h
ParagraphList.h
ParagraphMetrics.h
ParagraphParameters.h
output_latex.cpp
output_plaintext.cpp
output_xhtml.cpp
- paragraph_funcs.cpp
PDFOptions.cpp
ParIterator.cpp
Paragraph.cpp
#include "output_latex.h"
#include "output_xhtml.h"
#include "output_plaintext.h"
-#include "paragraph_funcs.h"
#include "Paragraph.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "LyXRC.h"
#include "MetricsInfo.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "Session.h"
#include "Language.h"
#include "LyXFunc.h" // only for setMessage()
#include "LyXRC.h"
-#include "paragraph_funcs.h"
#include "Paragraph.h"
#include "ParIterator.h"
#include "Row.h"
#include "LyXRC.h"
#include "Text.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "Undo.h"
OutputParams.cpp \
output_plaintext.cpp \
Paragraph.cpp \
- paragraph_funcs.cpp \
ParagraphMetrics.cpp \
ParagraphParameters.cpp \
ParIterator.cpp \
OutputParams.h \
output_plaintext.h \
paper.h \
- paragraph_funcs.h \
Paragraph.h \
ParagraphList.h \
ParagraphMetrics.h \
#include "OutputParams.h"
#include "output_latex.h"
#include "output_xhtml.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "SpellChecker.h"
#include "sgml.h"
#include "LyXRC.h"
#include "Row.h"
#include "OutputParams.h"
-#include "paragraph_funcs.h"
#include "sgml.h"
#include "TextClass.h"
#include "TexRow.h"
#include "ErrorList.h"
#include "FuncRequest.h"
#include "factory.h"
+#include "InsetList.h"
#include "Language.h"
+#include "Layout.h"
#include "Length.h"
#include "Lexer.h"
#include "lyxfind.h"
#include "LyXRC.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "TextClass.h"
using cap::cutSelection;
using cap::pasteParagraphList;
+static bool moveItem(Paragraph & fromPar, pos_type fromPos,
+ Paragraph & toPar, pos_type toPos, BufferParams const & params)
+{
+ // Note: moveItem() does not honour change tracking!
+ // Therefore, it should only be used for breaking and merging paragraphs
+
+ // We need a copy here because the character at fromPos is going to be erased.
+ Font const tmpFont = fromPar.getFontSettings(params, fromPos);
+ Change const tmpChange = fromPar.lookupChange(fromPos);
+
+ if (Inset * tmpInset = fromPar.getInset(fromPos)) {
+ fromPar.releaseInset(fromPos);
+ // The inset is not in fromPar any more.
+ if (!toPar.insertInset(toPos, tmpInset, tmpFont, tmpChange)) {
+ delete tmpInset;
+ return false;
+ }
+ return true;
+ }
+
+ char_type const tmpChar = fromPar.getChar(fromPos);
+ fromPar.eraseChar(fromPos, false);
+ toPar.insertChar(toPos, tmpChar, tmpFont, tmpChange);
+ return true;
+}
+
+
+void breakParagraphConservative(BufferParams const & bparams,
+ ParagraphList & pars, pit_type par_offset, pos_type pos)
+{
+ // create a new paragraph
+ Paragraph & tmp = *pars.insert(boost::next(pars.begin(), par_offset + 1),
+ Paragraph());
+ Paragraph & par = pars[par_offset];
+
+ tmp.setInsetOwner(&par.inInset());
+ tmp.makeSameLayout(par);
+
+ LASSERT(pos <= par.size(), /**/);
+
+ if (pos < par.size()) {
+ // move everything behind the break position to the new paragraph
+ pos_type pos_end = par.size() - 1;
+
+ for (pos_type i = pos, j = 0; i <= pos_end; ++i) {
+ if (moveItem(par, pos, tmp, j, bparams)) {
+ ++j;
+ }
+ }
+ // Move over the end-of-par change information
+ tmp.setChange(tmp.size(), par.lookupChange(par.size()));
+ par.setChange(par.size(), Change(bparams.trackChanges ?
+ Change::INSERTED : Change::UNCHANGED));
+ }
+}
+
+
+void mergeParagraph(BufferParams const & bparams,
+ ParagraphList & pars, pit_type par_offset)
+{
+ Paragraph & next = pars[par_offset + 1];
+ Paragraph & par = pars[par_offset];
+
+ pos_type pos_end = next.size() - 1;
+ pos_type pos_insert = par.size();
+
+ // the imaginary end-of-paragraph character (at par.size()) has to be
+ // marked as unmodified. Otherwise, its change is adopted by the first
+ // character of the next paragraph.
+ if (par.isChanged(par.size())) {
+ LYXERR(Debug::CHANGES,
+ "merging par with inserted/deleted end-of-par character");
+ par.setChange(par.size(), Change(Change::UNCHANGED));
+ }
+
+ Change change = next.lookupChange(next.size());
+
+ // move the content of the second paragraph to the end of the first one
+ for (pos_type i = 0, j = pos_insert; i <= pos_end; ++i) {
+ if (moveItem(next, 0, par, j, bparams)) {
+ ++j;
+ }
+ }
+
+ // move the change of the end-of-paragraph character
+ par.setChange(par.size(), change);
+
+ pars.erase(boost::next(pars.begin(), par_offset + 1));
+}
+
+
+pit_type depthHook(pit_type pit, ParagraphList const & pars, depth_type depth)
+{
+ pit_type newpit = pit;
+
+ if (newpit != 0)
+ --newpit;
+
+ while (newpit != 0 && pars[newpit].getDepth() > depth)
+ --newpit;
+
+ if (pars[newpit].getDepth() > depth)
+ return pit;
+
+ return newpit;
+}
+
+
+pit_type outerHook(pit_type par_offset, ParagraphList const & pars)
+{
+ Paragraph const & par = pars[par_offset];
+
+ if (par.getDepth() == 0)
+ return pars.size();
+ return depthHook(par_offset, pars, depth_type(par.getDepth() - 1));
+}
+
+
+bool isFirstInSequence(pit_type par_offset, ParagraphList const & pars)
+{
+ Paragraph const & par = pars[par_offset];
+
+ pit_type dhook_offset = depthHook(par_offset, pars, par.getDepth());
+
+ if (dhook_offset == par_offset)
+ return true;
+
+ Paragraph const & dhook = pars[dhook_offset];
+
+ return dhook.layout() != par.layout()
+ || dhook.getDepth() != par.getDepth();
+}
+
+
+void setLabelWidthStringToSequence(pit_type const par_offset,
+ ParagraphList & pars, docstring const & s)
+{
+ pit_type offset = par_offset;
+ // Find first of same layout in sequence
+ while (!isFirstInSequence(offset, pars)) {
+ offset = depthHook(offset, pars, pars[offset].getDepth());
+ }
+
+ // now apply label width string to every par
+ // in sequence
+ pit_type const end = pars.size();
+ depth_type const depth = pars[offset].getDepth();
+ Layout const & layout = pars[offset].layout();
+ for (pit_type pit = offset; pit != end; ++pit) {
+ while (pars[pit].getDepth() > depth)
+ ++pit;
+ if (pars[pit].getDepth() < depth)
+ return;
+ if (pars[pit].layout() != layout)
+ return;
+ pars[pit].setLabelWidthString(s);
+ }
+}
+
+
+int getEndLabel(pit_type p, ParagraphList const & pars)
+{
+ pit_type pit = p;
+ depth_type par_depth = pars[p].getDepth();
+ while (pit != pit_type(pars.size())) {
+ Layout const & layout = pars[pit].layout();
+ int const endlabeltype = layout.endlabeltype;
+
+ if (endlabeltype != END_LABEL_NO_LABEL) {
+ if (p + 1 == pit_type(pars.size()))
+ return endlabeltype;
+
+ depth_type const next_depth =
+ pars[p + 1].getDepth();
+ if (par_depth > next_depth ||
+ (par_depth == next_depth && layout != pars[p + 1].layout()))
+ return endlabeltype;
+ break;
+ }
+ if (par_depth == 0)
+ break;
+ pit = outerHook(pit, pars);
+ if (pit != pit_type(pars.size()))
+ par_depth = pars[pit].getDepth();
+ }
+ return END_LABEL_NO_LABEL;
+}
+
+
+Font const outerFont(pit_type par_offset, ParagraphList const & pars)
+{
+ depth_type par_depth = pars[par_offset].getDepth();
+ FontInfo tmpfont = inherit_font;
+
+ // Resolve against environment font information
+ while (par_offset != pit_type(pars.size())
+ && par_depth
+ && !tmpfont.resolved()) {
+ par_offset = outerHook(par_offset, pars);
+ if (par_offset != pit_type(pars.size())) {
+ tmpfont.realize(pars[par_offset].layout().font);
+ par_depth = pars[par_offset].getDepth();
+ }
+ }
+
+ return Font(tmpfont);
+}
+
+
+bool isFullyDeleted(ParagraphList const & pars)
+{
+ pit_type const pars_size = static_cast<pit_type>(pars.size());
+
+ // check all paragraphs
+ for (pit_type pit = 0; pit < pars_size; ++pit) {
+ if (!pars[pit].empty()) // prevent assertion failure
+ if (!pars[pit].isDeleted(0, pars[pit].size()))
+ return false;
+ }
+ return true;
+}
+
+
+void acceptChanges(ParagraphList & pars, BufferParams const & bparams)
+{
+ pit_type pars_size = static_cast<pit_type>(pars.size());
+
+ // first, accept changes within each individual paragraph
+ // (do not consider end-of-par)
+ for (pit_type pit = 0; pit < pars_size; ++pit) {
+ if (!pars[pit].empty()) // prevent assertion failure
+ pars[pit].acceptChanges(0, pars[pit].size());
+ }
+
+ // next, accept imaginary end-of-par characters
+ for (pit_type pit = 0; pit < pars_size; ++pit) {
+ pos_type pos = pars[pit].size();
+
+ if (pars[pit].isInserted(pos)) {
+ pars[pit].setChange(pos, Change(Change::UNCHANGED));
+ } else if (pars[pit].isDeleted(pos)) {
+ if (pit == pars_size - 1) {
+ // we cannot remove a par break at the end of the last
+ // paragraph; instead, we mark it unchanged
+ pars[pit].setChange(pos, Change(Change::UNCHANGED));
+ } else {
+ mergeParagraph(bparams, pars, pit);
+ --pit;
+ --pars_size;
+ }
+ }
+ }
+}
+
InsetText const & Text::inset() const
{
return *owner_;
}
+/**
+ * This breaks a paragraph at the specified position.
+ * The new paragraph will:
+ * - Decrease depth by one (or change layout to default layout) when
+ * keep_layout == false
+ * - keep current depth and layout when keep_layout == true
+ */
+static void breakParagraph(BufferParams const & bparams,
+ ParagraphList & pars, pit_type par_offset, pos_type pos,
+ bool keep_layout)
+{
+ // create a new paragraph, and insert into the list
+ ParagraphList::iterator tmp =
+ pars.insert(boost::next(pars.begin(), par_offset + 1),
+ Paragraph());
+
+ Paragraph & par = pars[par_offset];
+
+ // remember to set the inset_owner
+ tmp->setInsetOwner(&par.inInset());
+ // without doing that we get a crash when typing <Return> at the
+ // end of a paragraph
+ tmp->setPlainOrDefaultLayout(bparams.documentClass());
+
+ // layout stays the same with latex-environments
+ if (keep_layout) {
+ tmp->setLayout(par.layout());
+ tmp->setLabelWidthString(par.params().labelWidthString());
+ tmp->params().depth(par.params().depth());
+ } else if (par.params().depth() > 0) {
+ Paragraph const & hook = pars[outerHook(par_offset, pars)];
+ tmp->setLayout(hook.layout());
+ // not sure the line below is useful
+ tmp->setLabelWidthString(par.params().labelWidthString());
+ tmp->params().depth(hook.params().depth());
+ }
+
+ bool const isempty = (par.allowEmpty() && par.empty());
+
+ if (!isempty && (par.size() > pos || par.empty())) {
+ tmp->setLayout(par.layout());
+ tmp->params().align(par.params().align());
+ tmp->setLabelWidthString(par.params().labelWidthString());
+
+ tmp->params().depth(par.params().depth());
+ tmp->params().noindent(par.params().noindent());
+
+ // move everything behind the break position
+ // to the new paragraph
+
+ /* Note: if !keepempty, empty() == true, then we reach
+ * here with size() == 0. So pos_end becomes - 1. This
+ * doesn't cause problems because both loops below
+ * enforce pos <= pos_end and 0 <= pos
+ */
+ pos_type pos_end = par.size() - 1;
+
+ for (pos_type i = pos, j = 0; i <= pos_end; ++i) {
+ if (moveItem(par, pos, *tmp, j, bparams)) {
+ ++j;
+ }
+ }
+ }
+
+ // Move over the end-of-par change information
+ tmp->setChange(tmp->size(), par.lookupChange(par.size()));
+ par.setChange(par.size(), Change(bparams.trackChanges ?
+ Change::INSERTED : Change::UNCHANGED));
+
+ if (pos) {
+ // Make sure that we keep the language when
+ // breaking paragraph.
+ if (tmp->empty()) {
+ Font changed = tmp->getFirstFontSettings(bparams);
+ Font const & old = par.getFontSettings(bparams, par.size());
+ changed.setLanguage(old.language());
+ tmp->setFont(0, changed);
+ }
+
+ return;
+ }
+
+ if (!isempty) {
+ bool const soa = par.params().startOfAppendix();
+ par.params().clear();
+ // do not lose start of appendix marker (bug 4212)
+ par.params().startOfAppendix(soa);
+ par.setPlainOrDefaultLayout(bparams.documentClass());
+ }
+
+ // layout stays the same with latex-environments
+ if (keep_layout) {
+ par.setLayout(tmp->layout());
+ par.setLabelWidthString(tmp->params().labelWidthString());
+ par.params().depth(tmp->params().depth());
+ }
+}
+
+
void Text::breakParagraph(Cursor & cur, bool inverse_logic)
{
LASSERT(this == cur.text(), /**/);
namespace lyx {
+class Buffer;
+class BufferParams;
class BufferView;
class CompletionList;
+class Cursor;
class CursorSlice;
class DocIterator;
class ErrorList;
class FuncRequest;
class FuncStatus;
class Inset;
-class Cursor;
class Lexer;
class PainterInfo;
class Spacing;
-
/// This class encapsulates the main text data and operations in LyX
class Text {
public:
DocIterator macrocontext_position_;
};
+
+///
+void breakParagraphConservative(BufferParams const & bparams,
+ ParagraphList & paragraphs,
+ pit_type par,
+ pos_type pos);
+
+/**
+ * Append the next paragraph onto the tail of this one.
+ * Be careful, this doesent make any check at all.
+ */
+void mergeParagraph(BufferParams const & bparams,
+ ParagraphList & paragraphs, pit_type par);
+
+
+/// for the environments
+pit_type depthHook(pit_type par,
+ ParagraphList const & plist, depth_type depth);
+
+pit_type outerHook(pit_type par, ParagraphList const & plist);
+
+/// Is it the first par with same depth and layout?
+bool isFirstInSequence(pit_type par, ParagraphList const & plist);
+
+/** Set Label Width string to all paragraphs of the same layout
+ and depth in a sequence */
+void setLabelWidthStringToSequence(pit_type const par_offset,
+ ParagraphList & pars, docstring const & s);
+
+/** Check if the current paragraph is the last paragraph in a
+ proof environment */
+int getEndLabel(pit_type par, ParagraphList const & plist);
+
+/**
+ * Get the font of the "environment" of paragraph \p par_offset in \p pars.
+ * All font changes of the paragraph are relative to this font.
+ */
+Font const outerFont(pit_type par_offset, ParagraphList const & pars);
+
+/// accept the changes within the complete ParagraphList
+void acceptChanges(ParagraphList & pars, BufferParams const & bparams);
+
+/// return true if the whole ParagraphList is deleted
+bool isFullyDeleted(ParagraphList const & pars);
+
} // namespace lyx
#endif // TEXT_H
#include "LyXFunc.h"
#include "LyXRC.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "TextClass.h"
#include "TextMetrics.h"
#include "Lexer.h"
#include "LyXRC.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "TextClass.h"
#include "TextMetrics.h"
#include "Length.h"
#include "LyXRC.h"
#include "MetricsInfo.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "rowpainter.h"
#include "LyX.h"
#include "TextClass.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphList.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "output_latex.h"
#include "OutputParams.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "TextClass.h"
#include "TocBackend.h"
#include "LyXRC.h"
#include "MetricsInfo.h"
#include "OutputParams.h"
-#include "paragraph_funcs.h"
#include "Paragraph.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "output_xhtml.h"
#include "OutputParams.h"
#include "output_plaintext.h"
-#include "paragraph_funcs.h"
#include "Paragraph.h"
#include "ParagraphParameters.h"
#include "ParIterator.h"
#include "Layout.h"
#include "OutputParams.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphList.h"
#include "ParagraphParameters.h"
#include "sgml.h"
+#include "Text.h"
#include "TextClass.h"
#include "support/lassert.h"
#include "LyXRC.h"
#include "OutputParams.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "TextClass.h"
#include "TexRow.h"
#include "Layout.h"
#include "OutputParams.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphList.h"
#include "ParagraphParameters.h"
#include "sgml.h"
+#include "Text.h"
#include "TextClass.h"
#include "support/lassert.h"
+++ /dev/null
-/**
- * \file paragraph_funcs.cpp
- * This file is part of LyX, the document processor.
- * Licence details can be found in the file COPYING.
- *
- * \author Lars Gullik Bjønnes
- *
- * Full author contact details are available in file CREDITS.
- */
-
-#include <config.h>
-
-#include "paragraph_funcs.h"
-
-#include "BufferParams.h"
-#include "Changes.h"
-#include "InsetList.h"
-#include "Layout.h"
-#include "Paragraph.h"
-#include "ParagraphParameters.h"
-#include "Text.h"
-#include "TextClass.h"
-
-#include "support/debug.h"
-
-#include "support/lassert.h"
-#include <boost/next_prior.hpp>
-
-using namespace std;
-
-namespace lyx {
-
-static bool moveItem(Paragraph & fromPar, pos_type fromPos,
- Paragraph & toPar, pos_type toPos, BufferParams const & params)
-{
- // Note: moveItem() does not honour change tracking!
- // Therefore, it should only be used for breaking and merging paragraphs
-
- // We need a copy here because the character at fromPos is going to be erased.
- Font const tmpFont = fromPar.getFontSettings(params, fromPos);
- Change const tmpChange = fromPar.lookupChange(fromPos);
-
- if (Inset * tmpInset = fromPar.getInset(fromPos)) {
- fromPar.releaseInset(fromPos);
- // The inset is not in fromPar any more.
- if (!toPar.insertInset(toPos, tmpInset, tmpFont, tmpChange)) {
- delete tmpInset;
- return false;
- }
- return true;
- }
-
- char_type const tmpChar = fromPar.getChar(fromPos);
- fromPar.eraseChar(fromPos, false);
- toPar.insertChar(toPos, tmpChar, tmpFont, tmpChange);
- return true;
-}
-
-
-void breakParagraph(BufferParams const & bparams,
- ParagraphList & pars, pit_type par_offset, pos_type pos,
- bool keep_layout)
-{
- // create a new paragraph, and insert into the list
- ParagraphList::iterator tmp =
- pars.insert(boost::next(pars.begin(), par_offset + 1),
- Paragraph());
-
- Paragraph & par = pars[par_offset];
-
- // remember to set the inset_owner
- tmp->setInsetOwner(&par.inInset());
- // without doing that we get a crash when typing <Return> at the
- // end of a paragraph
- tmp->setPlainOrDefaultLayout(bparams.documentClass());
-
- // layout stays the same with latex-environments
- if (keep_layout) {
- tmp->setLayout(par.layout());
- tmp->setLabelWidthString(par.params().labelWidthString());
- tmp->params().depth(par.params().depth());
- } else if (par.params().depth() > 0) {
- Paragraph const & hook = pars[outerHook(par_offset, pars)];
- tmp->setLayout(hook.layout());
- // not sure the line below is useful
- tmp->setLabelWidthString(par.params().labelWidthString());
- tmp->params().depth(hook.params().depth());
- }
-
- bool const isempty = (par.allowEmpty() && par.empty());
-
- if (!isempty && (par.size() > pos || par.empty())) {
- tmp->setLayout(par.layout());
- tmp->params().align(par.params().align());
- tmp->setLabelWidthString(par.params().labelWidthString());
-
- tmp->params().depth(par.params().depth());
- tmp->params().noindent(par.params().noindent());
-
- // move everything behind the break position
- // to the new paragraph
-
- /* Note: if !keepempty, empty() == true, then we reach
- * here with size() == 0. So pos_end becomes - 1. This
- * doesn't cause problems because both loops below
- * enforce pos <= pos_end and 0 <= pos
- */
- pos_type pos_end = par.size() - 1;
-
- for (pos_type i = pos, j = 0; i <= pos_end; ++i) {
- if (moveItem(par, pos, *tmp, j, bparams)) {
- ++j;
- }
- }
- }
-
- // Move over the end-of-par change information
- tmp->setChange(tmp->size(), par.lookupChange(par.size()));
- par.setChange(par.size(), Change(bparams.trackChanges ?
- Change::INSERTED : Change::UNCHANGED));
-
- if (pos) {
- // Make sure that we keep the language when
- // breaking paragraph.
- if (tmp->empty()) {
- Font changed = tmp->getFirstFontSettings(bparams);
- Font const & old = par.getFontSettings(bparams, par.size());
- changed.setLanguage(old.language());
- tmp->setFont(0, changed);
- }
-
- return;
- }
-
- if (!isempty) {
- bool const soa = par.params().startOfAppendix();
- par.params().clear();
- // do not lose start of appendix marker (bug 4212)
- par.params().startOfAppendix(soa);
- par.setPlainOrDefaultLayout(bparams.documentClass());
- }
-
- // layout stays the same with latex-environments
- if (keep_layout) {
- par.setLayout(tmp->layout());
- par.setLabelWidthString(tmp->params().labelWidthString());
- par.params().depth(tmp->params().depth());
- }
-}
-
-
-void breakParagraphConservative(BufferParams const & bparams,
- ParagraphList & pars, pit_type par_offset, pos_type pos)
-{
- // create a new paragraph
- Paragraph & tmp = *pars.insert(boost::next(pars.begin(), par_offset + 1),
- Paragraph());
- Paragraph & par = pars[par_offset];
-
- tmp.setInsetOwner(&par.inInset());
- tmp.makeSameLayout(par);
-
- LASSERT(pos <= par.size(), /**/);
-
- if (pos < par.size()) {
- // move everything behind the break position to the new paragraph
- pos_type pos_end = par.size() - 1;
-
- for (pos_type i = pos, j = 0; i <= pos_end; ++i) {
- if (moveItem(par, pos, tmp, j, bparams)) {
- ++j;
- }
- }
- // Move over the end-of-par change information
- tmp.setChange(tmp.size(), par.lookupChange(par.size()));
- par.setChange(par.size(), Change(bparams.trackChanges ?
- Change::INSERTED : Change::UNCHANGED));
- }
-}
-
-
-void mergeParagraph(BufferParams const & bparams,
- ParagraphList & pars, pit_type par_offset)
-{
- Paragraph & next = pars[par_offset + 1];
- Paragraph & par = pars[par_offset];
-
- pos_type pos_end = next.size() - 1;
- pos_type pos_insert = par.size();
-
- // the imaginary end-of-paragraph character (at par.size()) has to be
- // marked as unmodified. Otherwise, its change is adopted by the first
- // character of the next paragraph.
- if (par.isChanged(par.size())) {
- LYXERR(Debug::CHANGES,
- "merging par with inserted/deleted end-of-par character");
- par.setChange(par.size(), Change(Change::UNCHANGED));
- }
-
- Change change = next.lookupChange(next.size());
-
- // move the content of the second paragraph to the end of the first one
- for (pos_type i = 0, j = pos_insert; i <= pos_end; ++i) {
- if (moveItem(next, 0, par, j, bparams)) {
- ++j;
- }
- }
-
- // move the change of the end-of-paragraph character
- par.setChange(par.size(), change);
-
- pars.erase(boost::next(pars.begin(), par_offset + 1));
-}
-
-
-pit_type depthHook(pit_type pit, ParagraphList const & pars, depth_type depth)
-{
- pit_type newpit = pit;
-
- if (newpit != 0)
- --newpit;
-
- while (newpit != 0 && pars[newpit].getDepth() > depth)
- --newpit;
-
- if (pars[newpit].getDepth() > depth)
- return pit;
-
- return newpit;
-}
-
-
-pit_type outerHook(pit_type par_offset, ParagraphList const & pars)
-{
- Paragraph const & par = pars[par_offset];
-
- if (par.getDepth() == 0)
- return pars.size();
- return depthHook(par_offset, pars, depth_type(par.getDepth() - 1));
-}
-
-
-bool isFirstInSequence(pit_type par_offset, ParagraphList const & pars)
-{
- Paragraph const & par = pars[par_offset];
-
- pit_type dhook_offset = depthHook(par_offset, pars, par.getDepth());
-
- if (dhook_offset == par_offset)
- return true;
-
- Paragraph const & dhook = pars[dhook_offset];
-
- return dhook.layout() != par.layout()
- || dhook.getDepth() != par.getDepth();
-}
-
-
-void setLabelWidthStringToSequence(pit_type const par_offset,
- ParagraphList & pars, docstring const & s)
-{
- pit_type offset = par_offset;
- // Find first of same layout in sequence
- while (!isFirstInSequence(offset, pars)) {
- offset = depthHook(offset, pars, pars[offset].getDepth());
- }
-
- // now apply label width string to every par
- // in sequence
- pit_type const end = pars.size();
- depth_type const depth = pars[offset].getDepth();
- Layout const & layout = pars[offset].layout();
- for (pit_type pit = offset; pit != end; ++pit) {
- while (pars[pit].getDepth() > depth)
- ++pit;
- if (pars[pit].getDepth() < depth)
- return;
- if (pars[pit].layout() != layout)
- return;
- pars[pit].setLabelWidthString(s);
- }
-}
-
-
-int getEndLabel(pit_type p, ParagraphList const & pars)
-{
- pit_type pit = p;
- depth_type par_depth = pars[p].getDepth();
- while (pit != pit_type(pars.size())) {
- Layout const & layout = pars[pit].layout();
- int const endlabeltype = layout.endlabeltype;
-
- if (endlabeltype != END_LABEL_NO_LABEL) {
- if (p + 1 == pit_type(pars.size()))
- return endlabeltype;
-
- depth_type const next_depth =
- pars[p + 1].getDepth();
- if (par_depth > next_depth ||
- (par_depth == next_depth && layout != pars[p + 1].layout()))
- return endlabeltype;
- break;
- }
- if (par_depth == 0)
- break;
- pit = outerHook(pit, pars);
- if (pit != pit_type(pars.size()))
- par_depth = pars[pit].getDepth();
- }
- return END_LABEL_NO_LABEL;
-}
-
-
-Font const outerFont(pit_type par_offset, ParagraphList const & pars)
-{
- depth_type par_depth = pars[par_offset].getDepth();
- FontInfo tmpfont = inherit_font;
-
- // Resolve against environment font information
- while (par_offset != pit_type(pars.size())
- && par_depth
- && !tmpfont.resolved()) {
- par_offset = outerHook(par_offset, pars);
- if (par_offset != pit_type(pars.size())) {
- tmpfont.realize(pars[par_offset].layout().font);
- par_depth = pars[par_offset].getDepth();
- }
- }
-
- return Font(tmpfont);
-}
-
-
-bool isFullyDeleted(ParagraphList const & pars)
-{
- pit_type const pars_size = static_cast<pit_type>(pars.size());
-
- // check all paragraphs
- for (pit_type pit = 0; pit < pars_size; ++pit) {
- if (!pars[pit].empty()) // prevent assertion failure
- if (!pars[pit].isDeleted(0, pars[pit].size()))
- return false;
- }
- return true;
-}
-
-
-void acceptChanges(ParagraphList & pars, BufferParams const & bparams)
-{
- pit_type pars_size = static_cast<pit_type>(pars.size());
-
- // first, accept changes within each individual paragraph
- // (do not consider end-of-par)
- for (pit_type pit = 0; pit < pars_size; ++pit) {
- if (!pars[pit].empty()) // prevent assertion failure
- pars[pit].acceptChanges(0, pars[pit].size());
- }
-
- // next, accept imaginary end-of-par characters
- for (pit_type pit = 0; pit < pars_size; ++pit) {
- pos_type pos = pars[pit].size();
-
- if (pars[pit].isInserted(pos)) {
- pars[pit].setChange(pos, Change(Change::UNCHANGED));
- } else if (pars[pit].isDeleted(pos)) {
- if (pit == pars_size - 1) {
- // we cannot remove a par break at the end of the last
- // paragraph; instead, we mark it unchanged
- pars[pit].setChange(pos, Change(Change::UNCHANGED));
- } else {
- mergeParagraph(bparams, pars, pit);
- --pit;
- --pars_size;
- }
- }
- }
-}
-
-
-} // namespace lyx
+++ /dev/null
-// -*- C++ -*-
-/**
- * \file paragraph_funcs.h
- * This file is part of LyX, the document processor.
- * Licence details can be found in the file COPYING.
- *
- * \author Lars Gullik Bjønnes
- *
- * Full author contact details are available in file CREDITS.
- */
-
-#ifndef PARAGRAPH_FUNCS_H
-#define PARAGRAPH_FUNCS_H
-
-#include "support/strfwd.h"
-#include "support/types.h"
-
-
-namespace lyx {
-
-class Buffer;
-class BufferParams;
-class Inset;
-class Font;
-class Paragraph;
-class ParagraphList;
-
-/**
- * This breaks a paragraph at the specified position.
- * The new paragraph will:
- * - Decrease depth by one (or change layout to default layout) when
- * keep_layout == false
- * - keep current depth and layout when keep_layout == true
- */
-void breakParagraph(BufferParams const & bparams,
- ParagraphList & paragraphs,
- pit_type par,
- pos_type pos,
- bool keep_layout);
-
-///
-void breakParagraphConservative(BufferParams const & bparams,
- ParagraphList & paragraphs,
- pit_type par,
- pos_type pos);
-
-/**
- * Append the next paragraph onto the tail of this one.
- * Be careful, this doesent make any check at all.
- */
-void mergeParagraph(BufferParams const & bparams,
- ParagraphList & paragraphs, pit_type par);
-
-
-/// for the environments
-pit_type depthHook(pit_type par,
- ParagraphList const & plist, depth_type depth);
-
-pit_type outerHook(pit_type par, ParagraphList const & plist);
-
-/// Is it the first par with same depth and layout?
-bool isFirstInSequence(pit_type par, ParagraphList const & plist);
-
-/** Set Label Width string to all paragraphs of the same layout
- and depth in a sequence */
-void setLabelWidthStringToSequence(pit_type const par_offset,
- ParagraphList & pars, docstring const & s);
-
-/** Check if the current paragraph is the last paragraph in a
- proof environment */
-int getEndLabel(pit_type par, ParagraphList const & plist);
-
-/**
- * Get the font of the "environment" of paragraph \p par_offset in \p pars.
- * All font changes of the paragraph are relative to this font.
- */
-Font const outerFont(pit_type par_offset, ParagraphList const & pars);
-
-/// accept the changes within the complete ParagraphList
-void acceptChanges(ParagraphList & pars, BufferParams const & bparams);
-
-/// return true if the whole ParagraphList is deleted
-bool isFullyDeleted(ParagraphList const & pars);
-
-} // namespace lyx
-
-#endif // PARAGRAPH_FUNCS_H
#include "MetricsInfo.h"
#include "Paragraph.h"
#include "ParagraphMetrics.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "TextMetrics.h"
#include "VSpace.h"
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