Alfredo's patch.

Enough for today...


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8073 a592a061-630c-0410-9148-cb99ea01b6c8

src/BufferView_pimpl.C

@@ -605,8 +605,11 @@ void BufferView::Pimpl::update()
 		bv_->getLyXText()->redoCursor();
 
 		// update all 'visible' paragraphs
-		ParagraphList::iterator beg, end;
-		getVisiblePars(beg, end);
+		ParagraphList::iterator beg;
+		ParagraphList::iterator end;
+		getParsInRange(buffer_->paragraphs(),
+			       top_y(), top_y() + workarea().workHeight(),
+			       beg, end);
 		bv_->text->redoParagraphs(beg, end);
 
 		updateScrollbar();
@@ -968,7 +971,8 @@ bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & cmd)
 			lyxerr << "cursor is: " << bv_->cursor() << endl;
 			lyxerr << "dispatching " << cmd1 << " to surrounding LyXText "
 				<< bv_->cursor().innerText() << endl;
-			bv_->cursor().innerText()->dispatch(cmd1);
+			theTempCursor.innerText()->dispatch(cmd1);
+			cursor_ = theTempCursor;
 			//return DispatchResult(true, true);
 		}
 
@@ -979,7 +983,7 @@ bool BufferView::Pimpl::workAreaDispatch(FuncRequest const & cmd)
 		// FIXME: we should skip these when selecting
 		owner_->updateLayoutChoice();
 		owner_->updateToolbar();
-		fitCursor();
+//		fitCursor();
 
 		// slight hack: this is only called currently when we
 		// clicked somewhere, so we force through the display
@@ -1341,20 +1345,3 @@ void BufferView::Pimpl::updateParagraphDialog()
 }
 
 
-void BufferView::Pimpl::getVisiblePars
-	(ParagraphList::iterator & beg, ParagraphList::iterator & end)
-{
-	beg = bv_->text->cursorPar();
-	end = beg;
-
-	for ( ; beg != bv_->text->ownerParagraphs().begin(); --beg)
-		if (beg->y - top_y() < 0)
-			break;
-
-	if (beg != bv_->text->ownerParagraphs().begin())
-		--beg;
-
-	for ( ; end != bv_->text->ownerParagraphs().end(); ++end)
-		if (end->y - top_y() > workarea().workHeight())
-			break;
-}

src/BufferView_pimpl.h

@@ -193,8 +193,6 @@ private:
 	void MenuInsertLyXFile(std::string const & filen);
 	/// our workarea
 	WorkArea & workarea() const;
-	/// range of visible main text paragraphs
-	void getVisiblePars(ParagraphList::iterator &, ParagraphList::iterator &);
 
 	///
 	LCursor cursor_;

src/bufferview_funcs.h

@@ -61,7 +61,6 @@ std::string const currentState(BufferView *);
 void replaceSelection(LyXText * lt);
 
 
-
 }; // namespace bv_funcs
 
 #endif

src/lyxtext.h

@@ -343,9 +343,8 @@ public:
 	void updateCounters();
 	/**
 	 * Returns an inset if inset was hit, or 0 if not.
-	 * If hit, the coordinates are changed relative to the inset.
 	 */
-	InsetOld * checkInsetHit(int & x, int & y);
+	InsetOld * checkInsetHit(int x, int y);
 
 	///
 	int singleWidth(ParagraphList::iterator pit, lyx::pos_type pos) const;

src/paragraph_funcs.C

@@ -610,3 +610,24 @@ Paragraph const & ownerPar(Buffer const & buf, InsetOld const * inset)
 	BOOST_ASSERT(false);
 	return buf.paragraphs().front(); // shut up compiler
 }
+
+
+
+
+void getParsInRange(ParagraphList & pl,
+		    int ystart, int yend,
+		    ParagraphList::iterator & beg,
+		    ParagraphList::iterator & end)
+{
+	ParagraphList::iterator const endpar = pl.end();
+	ParagraphList::iterator const begpar = pl.begin();
+
+	BOOST_ASSERT(begpar != endpar);
+
+	beg = endpar;
+	for (--beg; beg != begpar && beg->y > ystart; --beg)
+		;
+
+	for (end = beg ; end != endpar && end->y < yend; ++end)
+		;
+}

src/paragraph_funcs.h

@@ -75,5 +75,12 @@ ParagraphList::iterator outerPar(Buffer const & buf, InsetOld const * inset);
 /// find owning paragraph containing an inset
 Paragraph const & ownerPar(Buffer const & buf, InsetOld const * inset);
 
+/// stretch range beg,end to the minimum containing ystart, yend
+void getParsInRange(ParagraphList & pl,
+		    int ystart, int yend,
+		    ParagraphList::iterator & beg,
+		    ParagraphList::iterator & end);
+
+
 
 #endif // PARAGRAPH_FUNCS_H

src/text2.C

@@ -1624,11 +1624,10 @@ void LyXText::cursorUp(bool selecting)
 	if (!selecting) {
 		int topy = bv()->top_y();
 		int y1 = cursor.y() - topy;
-		int y2 = y1;
 		y -= topy;
 		InsetOld * inset_hit = checkInsetHit(x, y1);
 		if (inset_hit && isHighlyEditableInset(inset_hit))
-			inset_hit->edit(bv(), x, y - (y2 - y1));
+			inset_hit->edit(bv(), x, y);
 	}
 #else
 	lyxerr << "cursorUp: y " << cursor.y() << " bl: " <<
@@ -1650,11 +1649,10 @@ void LyXText::cursorDown(bool selecting)
 	if (!selecting) {
 		int topy = bv()->top_y();
 		int y1 = cursor.y() - topy;
-		int y2 = y1;
 		y -= topy;
 		InsetOld * inset_hit = checkInsetHit(x, y1);
 		if (inset_hit && isHighlyEditableInset(inset_hit))
-			inset_hit->edit(bv(), x, y - (y2 - y1));
+			inset_hit->edit(bv(), x, y);
 	}
 #else
 	setCursorFromCoordinates(bv()->x_target(),

src/text3.C

@@ -31,6 +31,7 @@
 #include "lyxrc.h"
 #include "lyxrow.h"
 #include "paragraph.h"
+#include "paragraph_funcs.h"
 #include "ParagraphParameters.h"
 #include "text_funcs.h"
 #include "undo.h"
@@ -256,10 +257,14 @@ string const freefont2string()
 
 
 
-InsetOld * LyXText::checkInsetHit(int & x, int & y)
+InsetOld * LyXText::checkInsetHit(int x, int y)
 {
-	ParagraphList::iterator pit = ownerParagraphs().begin();
-	ParagraphList::iterator end = ownerParagraphs().end();
+	ParagraphList::iterator pit;
+	ParagraphList::iterator end;
+
+	getParsInRange(ownerParagraphs(),
+		       bv()->top_y(), bv()->top_y() + bv()->workHeight(),
+		       pit, end);
 	
 	lyxerr << "checkInsetHit: x: " << x << " y: " << y << endl;
 	for ( ; pit != end; ++pit) {
@@ -279,7 +284,6 @@ InsetOld * LyXText::checkInsetHit(int & x, int & y)
 			    && y <= inset->y() + inset->descent())
 			{
 				lyxerr << "Hit inset: " << inset << endl;
-				y += bv()->top_y();
 				return inset;
 			}
 		}