X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FBufferView.h;h=bb75c160c66e83b2e53c3d0736d449362ff1e2cc;hb=850c5a3d5545eb6cf76e3c94d1e534c3b74a86bd;hp=a5222599f2cf983f7dc514c53d39ffee8e6e6a48;hpb=b4294a7b06d1d9436efdde3df6ce4b0732620e9e;p=lyx.git

diff --git a/src/BufferView.h b/src/BufferView.h
index a5222599f2..bb75c160c6 100644
--- a/src/BufferView.h
+++ b/src/BufferView.h
@@ -42,6 +42,8 @@ class FuncStatus;
 class Intl;
 class Inset;
 class Length;
+class MathData;
+class MathRow;
 class ParIterator;
 class ParagraphMetrics;
 class Point;
@@ -114,17 +116,23 @@ public:
 	 */
 	int inPixels(Length const & len) const;
 
+	/** Return the number of pixels equivalent to \c pix pixels at
+	 * 100dpi and 100% zoom.
+	 */
+	int zoomedPixels(int pix) const;
+
 	/// \return true if the BufferView is at the top of the document.
 	bool isTopScreen() const;
 
 	/// \return true if the BufferView is at the bottom of the document.
 	bool isBottomScreen() const;
 
-	/// perform pending metrics updates.
-	/** \c Update::FitCursor means first to do a FitCursor, and to
+	/// Add \p flags to current update flags and trigger an update.
+	/* If this method is invoked several times before the update
+	 * actually takes place, the effect is cumulative.
+	 * \c Update::FitCursor means first to do a FitCursor, and to
 	 * force an update if screen position changes.
 	 * \c Update::Force means to force an update in any case.
-	 * \retval true if a screen redraw is needed
 	 */
 	void processUpdateFlags(Update::flags flags);
 
@@ -132,9 +140,6 @@ public:
 	/// Only to be called with good y coordinates (after a bv::metrics)
 	bool needsFitCursor() const;
 
-	/// returns true if this row needs to be repainted (to erase caret)
-	bool needRepaint(Text const * text, Row const & row) const;
-
 	// Returns the amount of horizontal scrolling applied to the
 	// top-level row where the cursor lies
 	int horizScrollOffset() const;
@@ -143,11 +148,6 @@ public:
 	int horizScrollOffset(Text const * text,
 	                      pit_type pit, pos_type pos) const;
 
-	// Returns true if the row of text starting at (pit, pos) was scrolled
-	// at the last draw event.
-	bool hadHorizScrollOffset(Text const * text,
-                              pit_type pit, pos_type pos) const;
-
 	/// reset the scrollbar to reflect current view position.
 	void updateScrollbar();
 	/// return the Scrollbar Parameters.
@@ -250,9 +250,6 @@ public:
 	/// \sa WorkArea
 	void mouseEventDispatch(FuncRequest const & ev);
 
-	/// access to anchor.
-	pit_type anchor_ref() const;
-
 	///
 	CursorStatus cursorStatus(DocIterator const & dit) const;
 	/// access to full cursor.
@@ -270,6 +267,12 @@ public:
 	/// sets cursor.
 	/// This is used when handling LFUN_MOUSE_PRESS.
 	bool mouseSetCursor(Cursor & cur, bool select = false);
+	/// Set the cursor language from language code.
+	/* Considers first exact math with the codes used in the document,
+	 * then approximate match among the same list, and finally exact
+	 * or partial match with the whole list of languages.
+	 */
+	void setCursorLanguage(std::string const & code);
 
 	/// sets the selection.
 	/* When \c backwards == false, set anchor
@@ -301,12 +304,17 @@ public:
 	///
 	CoordCache const & coordCache() const;
 
+	///
+	MathRow const & mathRow(MathData const * cell) const;
+	///
+	void setMathRow(MathData const * cell, MathRow const & mrow);
+
 	///
 	Point getPos(DocIterator const & dit) const;
 	/// is the paragraph of the cursor visible ?
 	bool paragraphVisible(DocIterator const & dit) const;
-	/// is the cursor currently visible in the view
-	bool cursorInView(Point const & p, int h) const;
+	/// is the caret currently visible in the view
+	bool caretInView() const;
 	/// get the position and height of the caret
 	void caretPosAndHeight(Point & p, int & h) const;
 
@@ -343,7 +351,7 @@ public:
 	// Insert plain text file (if filename is empty, prompt for one)
 	void insertPlaintextFile(support::FileName const & f, bool asParagraph);
 	///
-	void insertLyXFile(support::FileName const & f);
+	void insertLyXFile(support::FileName const & f, bool const ignorelang = false);
 	/// save temporary bookmark for jump back navigation
 	void bookmarkEditPosition();
 	/// Find and return the inset associated with given dialog name.
@@ -367,6 +375,8 @@ private:
 	/// Update current paragraph metrics.
 	/// \return true if no further update is needed.
 	bool singleParUpdate();
+	/// do the work for the public updateMetrics()
+	void updateMetrics(Update::flags & update_flags);
 
 	// Set the row on which the cursor lives.
 	void setCurrentRowSlice(CursorSlice const & rowSlice);