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[lyx.git] / src / DocIterator.h

diff --git a/src/DocIterator.h b/src/DocIterator.h
index f8e4289ab811cbcedfb27b1ba13355c73729f659..3d5647c8931b55008a81f1470429bc94266a2ceb 100644 (file)
--- a/src/DocIterator.h
+++ b/src/DocIterator.h
@@ -25,6 +25,7 @@ class MathAtom;
 class Paragraph;
 class Text;
 class InsetIterator;
+class FontSpan;
 
 DocIterator doc_iterator_begin(Buffer const * buf, Inset const * inset = 0);
 DocIterator doc_iterator_end(Buffer const * buf, Inset const * inset = 0);
@@ -51,6 +52,10 @@ public:
        /// access to owning buffer
        void setBuffer(Buffer * buf) { buffer_ = buf; }
 
+       /// Clone this for given \p buffer.
+       /// \p buffer must be a clone of buffer_.
+       DocIterator clone(Buffer * buffer) const;
+
        /// access slice at position \p i
        CursorSlice const & operator[](size_t i) const { return slices_[i]; }
        /// access slice at position \p i
@@ -67,6 +72,8 @@ public:
        bool empty() const { return slices_.empty(); }
        /// is this the end position?
        bool atEnd() const { return slices_.empty(); }
+       /// is this the last possible position?
+       bool atLastPos() const { return pit() == lastpit() && pos() == lastpos(); }
 
        //
        // access to slice at tip
@@ -157,6 +164,9 @@ public:
        Paragraph & innerParagraph() const;
        /// return the inner text slice.
        CursorSlice const & innerTextSlice() const;
+       /// the first and last positions of a word at top cursor slice
+       /// \warning only works within text!
+       FontSpan locateWord(word_location const loc) const;
        ///
        Text * text() const;
        /// the containing inset or the cell, respectively
@@ -221,6 +231,9 @@ public:
        /// fix DocIterator in circumstances that should never happen.
        /// \return true if the DocIterator was fixed.
        bool fixIfBroken();
+       /// Repopulate the slices insets from bottom to top. Useful
+       /// for stable iterators or Undo data.
+       void sanitize();
 
        /// find index of CursorSlice with &cell() == &cell (or -1 if not found)
        int find(MathData const & cell) const;