From d61590ccde8b76f1e324df16a916a41a54ce4a4f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Lars=20Gullik=20Bj=C3=B8nnes?= Date: Tue, 6 Mar 2001 19:08:30 +0000 Subject: [PATCH] mathed47.diff git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@1697 a592a061-630c-0410-9148-cb99ea01b6c8 --- src/mathed/math_cursor.C | 2 +- src/mathed/math_rowst.h | 17 +++++++++---- src/mathed/math_xiter.C | 54 ++++++++++++++++++++-------------------- src/mathed/math_xiter.h | 6 ++--- 4 files changed, 43 insertions(+), 36 deletions(-) diff --git a/src/mathed/math_cursor.C b/src/mathed/math_cursor.C index 5013fe0de7..06dce67971 100644 --- a/src/mathed/math_cursor.C +++ b/src/mathed/math_cursor.C @@ -709,7 +709,7 @@ void MathedCursor::setLabel(string const & label) void MathedCursor::setNumbered() { // another ugly hack - MathedRowSt * crow = cursor->currentRow(); + MathedRowContainer::iterator crow = cursor->currentRow(); if (crow) crow->setNumbered(!crow->isNumbered()); } diff --git a/src/mathed/math_rowst.h b/src/mathed/math_rowst.h index 5c9c59383b..602198d309 100644 --- a/src/mathed/math_rowst.h +++ b/src/mathed/math_rowst.h @@ -3,6 +3,7 @@ #define MATH_ROWST_H #include +#include "support/LAssert.h" /** The physical structure of a row and aditional information is stored here. It allows to manage the extra info independently of the paragraph data. @@ -86,21 +87,27 @@ struct MathedRowContainer { /// struct iterator { /// - iterator(MathedRowContainer * m) : st_(m->data_) {} + iterator() : st_(0) {} + /// + explicit iterator(MathedRowSt * st) : st_(st) {} + /// "better" conversion to bool + explicit iterator(MathedRowContainer * m) : st_(m->data_) {} /// "better" conversion to bool operator void *() const { return st_; } /// - MathedRowStruct & operator*() { return *st_; } + MathedRowStruct & operator*() { Assert(st_); return *st_; } /// MathedRowStruct * operator->() { return st_; } /// - void operator++() { st_ = st_->next_; } + MathedRowStruct const * operator->() const { return st_; } /// - bool is_last() const { return st_->next_ == 0; } + void operator++() { Assert(st_); st_ = st_->next_; } + /// + bool is_last() const { Assert(st_); return st_->next_ == 0; } /// bool operator==(const iterator & it) const { return st_ == it.st_; } - private: + //private: /// MathedRowSt * st_; }; diff --git a/src/mathed/math_xiter.C b/src/mathed/math_xiter.C index 17fb01b10e..bc91d0a1fd 100644 --- a/src/mathed/math_xiter.C +++ b/src/mathed/math_xiter.C @@ -13,19 +13,18 @@ string MathedXIter::error_label = "$mathed-error$"; MathedXIter::MathedXIter() : MathedIter(), size_(0), x_(0), y_(0), p_(0), sx_(0), sw_(0), - crow_(0) + crow_() { // should limits_ be initialized? } MathedXIter::MathedXIter(MathParInset * pp) - : x_(0), y_(0), p_(pp), sx_(0), sw_(0), limits_(false) + : x_(0), y_(0), p_(pp), sx_(0), sw_(0), limits_(false), crow_() { if (p_) SetData(p_); else { - crow_ = 0; size_ = 0; } } @@ -120,10 +119,11 @@ void MathedXIter::Clean(int pos2) } if (IsCR()) { if (crow_) { - MathedRowSt * r = crow_->getNext(); + MathedRowContainer::iterator r = crow_; + ++r; if (r) { - crow_->setNext(r->getNext()); - delete r; + crow_.st_->setNext(r.st_->getNext()); + delete r.st_; } } } @@ -158,12 +158,12 @@ void MathedXIter::Merge(MathedArray const & a) while (pos < pos2 && OK()) { if (IsCR()) { if (p_ && p_->Permit(LMPF_ALLOW_CR)) { - MathedRowSt * r = new MathedRowSt(ncols + 1); + MathedRowContainer::iterator r( new MathedRowSt(ncols + 1) ); if (crow_) { - r->setNext(crow_->getNext()); - crow_->setNext(r); + r.st_->setNext(crow_.st_->getNext()); + crow_.st_->setNext(r.st_); } else { - r->setNext(0); + r.st_->setNext(0); } crow_ = r; } else { @@ -186,7 +186,7 @@ void MathedXIter::SetData(MathParInset * pp) x_ = y_ = 0; array = &p_->GetData(); ncols = p_->GetColumns(); - crow_ = p_->getRowSt().data_; + crow_ = p_->getRowSt().begin(); if (p_->Permit(LMPF_ALLOW_CR)) flags |= MthIF_CR; if (p_->Permit(LMPF_ALLOW_TAB)) @@ -240,8 +240,8 @@ bool MathedXIter::Next() } else if (c == LM_TC_CR && p_) { x_ = 0; - if (crow_ && crow_->getNext()) { - crow_ = crow_->getNext(); + if (crow_ && crow_.st_->getNext()) { + ++crow_; y_ = crow_->getBaseline(); w = crow_->getTab(0); } @@ -272,7 +272,7 @@ void MathedXIter::GoBegin() x_ = y_ = 0; sw_ = sx_ = 0; if (p_) { - crow_ = p_->getRowSt().data_; + crow_ = p_->getRowSt().begin(); if (crow_) { x_ = crow_->getTab(0); y_ = crow_->getBaseline(); @@ -373,13 +373,13 @@ void MathedXIter::addRow() return; } // Create new item for the structure - MathedRowSt * r = new MathedRowSt(ncols + 1); + MathedRowContainer::iterator r( new MathedRowSt(ncols + 1) ); if (crow_) { - r->setNext(crow_->getNext()); - crow_->setNext(r); + r.st_->setNext(crow_.st_->getNext()); + crow_.st_->setNext(r.st_); } else { crow_ = r; - r->setNext(0); + r.st_->setNext(0); } // Fill missed tabs in current row while (col < ncols - 1) @@ -419,10 +419,10 @@ void MathedXIter::delRow() if (line_empty) { - MathedRowSt * r = crow_->getNext(); + MathedRowContainer::iterator r( crow_.st_->getNext() ); if (r) { - crow_->setNext(r->getNext()); - delete r; + crow_.st_->setNext(r.st_->getNext()); + delete r.st_; } join(p1); Delete(); @@ -447,10 +447,10 @@ void MathedXIter::ipop() x_ = stck.x; y_ = stck.y; if (p_) { - crow_ = p_->getRowSt().data_; + crow_ = p_->getRowSt().begin(); if (crow_) for (int i = 0; i < row; ++i) - crow_ = crow_->getNext(); + ++crow_; } } @@ -590,17 +590,17 @@ MathedRowSt * MathedXIter::adjustVerticalSt() GoBegin(); if (!crow_) { // lyxerr << " CRW" << ncols << " "; - crow_ = new MathedRowSt(ncols + 1); // this leaks + crow_.st_ = new MathedRowSt(ncols + 1); // this leaks } // lyxerr<< " CRW[" << crow_ << "] "; - MathedRowSt * mrow = crow_; + MathedRowSt * mrow = crow_.st_; while (OK()) { if (IsCR()) { if (col >= ncols) ncols = col + 1; MathedRowSt * r = new MathedRowSt(ncols + 1); // this leaks // r->next = crow_->next; - crow_->setNext(r); - crow_ = r; + crow_.st_->setNext(r); + crow_.st_ = r; // lyxerr << " CX[" << crow_ << "]"; } Next(); diff --git a/src/mathed/math_xiter.h b/src/mathed/math_xiter.h index 0999b8f311..f9ecd8c129 100644 --- a/src/mathed/math_xiter.h +++ b/src/mathed/math_xiter.h @@ -3,8 +3,8 @@ #define MATH_XITER_H #include "math_iter.h" +#include "math_rowst.h" -class MathedRowSt; class MathParInset; /** @@ -81,7 +81,7 @@ public: /// virtual void ipop(); /// - MathedRowSt * currentRow() { + MathedRowContainer::iterator currentRow() { return crow_; } @@ -105,7 +105,7 @@ private: /// true= center, false= left align (default) bool limits_; /// - MathedRowSt * crow_; + MathedRowContainer::iterator crow_; /// //friend class MathedCursor;