From e71bea78ca687336f17f1070493414fcc8b27241 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20P=C3=B6nitz?= <poenitz@gmx.net>
Date: Wed, 5 Dec 2001 18:00:36 +0000
Subject: [PATCH] brute force does not need much code...

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@3154 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/math_cursor.C      | 57 -----------------------------------
 src/mathed/math_cursor.h      |  2 --
 src/mathed/math_inset.C       |  7 -----
 src/mathed/math_inset.h       |  3 --
 src/mathed/math_nestinset.C   | 21 -------------
 src/mathed/math_nestinset.h   |  2 --
 src/mathed/math_scriptinset.C |  9 ------
 src/mathed/math_scriptinset.h |  2 --
 src/mathed/math_xdata.C       | 10 ------
 src/mathed/math_xdata.h       |  2 --
 10 files changed, 115 deletions(-)

diff --git a/src/mathed/math_cursor.C b/src/mathed/math_cursor.C
index 6c11fca0bc..876ac4a592 100644
--- a/src/mathed/math_cursor.C
+++ b/src/mathed/math_cursor.C
@@ -235,22 +235,6 @@ bool MathCursor::openable(MathAtom const & t, bool sel) const
 }
 
 
-bool MathCursor::positionable(MathAtom const & t, int x, int y) const
-{
-	if (selection_) {
-		// we can't move into anything new during selection
-		if (Cursor_.size() >= Anchor_.size())
-			return false;
-		if (t.nucleus() != Anchor_[Cursor_.size()].par_)
-			return false;
-	}
-
-	//lyxerr << " positionable: 1 " << t->nargs() << "\n";
-	//lyxerr << " positionable: 2 " << t->covers(x, y) << "\n";
-	return t->nargs() && t->covers(x, y);
-}
-
-
 bool MathCursor::posLeft()
 {
 	if (pos() == 0)
@@ -332,44 +316,6 @@ void MathCursor::last()
 }
 
 
-#if 0
-void MathCursor::setPos(int x, int y)
-{
-	//dump("setPos 1");
-	//lyxerr << "MathCursor::setPos x: " << x << " y: " << y << "\n";
-
-	macroModeClose();
-	lastcode_ = LM_TC_VAR;
-	first();
-
-	cursor().par_  = &formula_->par();
-
-	while (1) {
-		idx() = 0;
-		cursor().pos_ = 0;
-		//lyxerr << "found idx: " << idx() << " cursor: " << pos()  << "\n";
-		int distmin = 1 << 30; // large enough
-		for (unsigned int i = 0; i < par()->nargs(); ++i) {
-			MathXArray const & ar = par()->xcell(i);
-			int d = ar.dist(x, y);
-			if (d <= distmin) {
-				distmin = d;
-				idx()   = i;
-				pos()   = ar.x2pos(x - ar.xo());
-			}
-		}
-		//lyxerr << "found idx: " << idx() << " cursor: " << pos()  << "\n";
-		if (hasNextAtom() && positionable(nextAtom(), x, y))
-			pushLeft(nextAtom());
-		else if (hasPrevAtom() && positionable(prevAtom(), x, y))
-			pushRight(prevAtom());
-		else 
-			break;
-	}
-	//dump("setPos 2");
-}
-
-#else
 
 void MathCursor::setPos(int x, int y)
 {
@@ -406,9 +352,6 @@ void MathCursor::setPos(int x, int y)
 	dump("setPos 2");
 }
 
-#endif
-
-
 
 
 void MathCursor::home(bool sel)
diff --git a/src/mathed/math_cursor.h b/src/mathed/math_cursor.h
index 5053356309..50f5e95d29 100644
--- a/src/mathed/math_cursor.h
+++ b/src/mathed/math_cursor.h
@@ -301,8 +301,6 @@ private:
 	void insert(char, MathTextCodes t);
 	/// can we enter the inset? 
 	bool openable(MathAtom const &, bool selection) const;
-	/// can the setPos routine enter that inset?
-	bool positionable(MathAtom const &, int x, int y) const;
 	/// write access to cursor cell position
 	pos_type & pos();
 	/// write access to cursor cell index
diff --git a/src/mathed/math_inset.C b/src/mathed/math_inset.C
index ee98f69901..f13b3124b8 100644
--- a/src/mathed/math_inset.C
+++ b/src/mathed/math_inset.C
@@ -195,13 +195,6 @@ void MathInset::dump() const
 }
 
 
-bool MathInset::covers(int, int) const
-{
-	lyxerr << "MathInset::covers() called directly!\n";
-	return false;
-}
-
-
 void MathInset::validate(LaTeXFeatures &) const
 {}
 
diff --git a/src/mathed/math_inset.h b/src/mathed/math_inset.h
index 3acdd53a3b..1d56323a7d 100644
--- a/src/mathed/math_inset.h
+++ b/src/mathed/math_inset.h
@@ -188,9 +188,6 @@ public:
 	/// delete a given row
 	virtual void delCol(col_type) {}
 
-	/// does this inset cover the pixel at (x,y)?
-	virtual bool covers(int x, int y) const;
-
 	/// identifies certain types of insets
 	virtual MathArrayInset        * asArrayInset()        { return 0; }
 	virtual MathBoxInset          * asBoxInset()          { return 0; }
diff --git a/src/mathed/math_nestinset.C b/src/mathed/math_nestinset.C
index f7264827e0..6113621b43 100644
--- a/src/mathed/math_nestinset.C
+++ b/src/mathed/math_nestinset.C
@@ -153,27 +153,6 @@ void MathNestInset::validate(LaTeXFeatures & features) const
 }
 
 
-bool MathNestInset::covers(int x, int y) const
-{
-	if (!nargs())
-		return false;
-	int x0 = xcell(0).xo();
-	int y0 = xcell(0).yo() - xcell(0).ascent();
-	int x1 = xcell(0).xo() + xcell(0).width();
-	int y1 = xcell(0).yo() + xcell(0).descent();
-	for (idx_type i = 1; i < nargs(); ++i) {
-		x0 = std::min(x0, xcell(i).xo());
-		y0 = std::min(y0, xcell(i).yo() - xcell(i).ascent());
-		x1 = std::max(x1, xcell(i).xo() + xcell(i).width());
-		y1 = std::max(y1, xcell(i).yo() + xcell(i).descent());
-	}
-	//lyxerr << "xO: " << x0 << " x1: " << x1 << " "
-	//       << "yO: " << y0 << " y1: " << y1 <<  "         "
-	//       << "x: " << x << " y: " << y << '\n';
-	return x >= x0 && x <= x1 && y >= y0 && y <= y1;
-}
-
-
 bool MathNestInset::match(MathInset * p) const
 {
 	if (nargs() != p->nargs())
diff --git a/src/mathed/math_nestinset.h b/src/mathed/math_nestinset.h
index 755198a847..f194e1662f 100644
--- a/src/mathed/math_nestinset.h
+++ b/src/mathed/math_nestinset.h
@@ -65,8 +65,6 @@ public:
 	bool isActive() const { return nargs() > 0; }
 	/// request "external features"
 	void validate(LaTeXFeatures & features) const;
-	/// do we cover the point (x,y)?
-	bool covers(int x, int y) const;
 
 	/// match in all cells
 	bool match(MathInset *) const;
diff --git a/src/mathed/math_scriptinset.C b/src/mathed/math_scriptinset.C
index ac4b098e78..f05ed54b6d 100644
--- a/src/mathed/math_scriptinset.C
+++ b/src/mathed/math_scriptinset.C
@@ -74,15 +74,6 @@ void MathScriptInset::ensure(bool up)
 }
 
 
-bool MathScriptInset::covers(int x, int y) const
-{
-	for (idx_type i = 0; i < 2; ++i)
-		if (has(i) && xcell(i).covers(x, y))
-			return true;
-	return false;
-}
-
-
 int MathScriptInset::dy0(MathInset const * nuc) const
 {
 	int nd = ndes(nuc);
diff --git a/src/mathed/math_scriptinset.h b/src/mathed/math_scriptinset.h
index f11c600250..669e0e9bfd 100644
--- a/src/mathed/math_scriptinset.h
+++ b/src/mathed/math_scriptinset.h
@@ -82,8 +82,6 @@ public:
 	void removeEmptyScripts();
 	/// make sure a script is accessible
 	void ensure(bool up);
-	/// only true if we are _in_ sub- or superscript, not in the convex hull
-	bool covers(int x, int y) const;
 
 	// call these methods ...2 to make compaq cxx in anal mode happy...
 	/// suppresses empty braces if necessary
diff --git a/src/mathed/math_xdata.C b/src/mathed/math_xdata.C
index 37786bbc74..28f5d5c32e 100644
--- a/src/mathed/math_xdata.C
+++ b/src/mathed/math_xdata.C
@@ -143,16 +143,6 @@ int MathXArray::dist(int x, int y) const
 }
 
 
-bool MathXArray::covers(int x, int y) const
-{
-	int const x0 = xo_;
-	int const y0 = yo_ - ascent_;
-	int const x1 = xo_ + width_;
-	int const y1 = yo_ + descent_;
-	return x >= x0 && x <= x1 && y >= y0 && y <= y1;
-}
-
-
 void MathXArray::boundingBox(int & x1, int & x2, int & y1, int & y2)
 {
 	x1 = xo_;
diff --git a/src/mathed/math_xdata.h b/src/mathed/math_xdata.h
index dd059aaefb..e4005c6316 100644
--- a/src/mathed/math_xdata.h
+++ b/src/mathed/math_xdata.h
@@ -53,8 +53,6 @@ public:
 	int height() const { return ascent_ + descent_; }
 	/// width of this cell
 	int width() const { return width_; }
-	/// do we cover point(x, y)?
-	bool covers(int x, int y) const;
 	/// bounding box of this cell
 	void boundingBox(int & xlow, int & xhigh, int & ylow, int & yhigh);
 	/// find best position to do things