X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2FInsetMathScript.h;h=31955dd84c4dbb40a8aa27486c3204cba6f6b493;hb=ffff88e7fcd46afaa3b1823e9fcdc4aad4e2114b;hp=e9be1fda6a16088c8f8c7eb0f537bccdfdd0e936;hpb=89e4055189e6ded9561f6e365822d7597f99590e;p=features.git

diff --git a/src/mathed/InsetMathScript.h b/src/mathed/InsetMathScript.h
index e9be1fda6a..31955dd84c 100644
--- a/src/mathed/InsetMathScript.h
+++ b/src/mathed/InsetMathScript.h
@@ -13,6 +13,7 @@
 #define MATH_SCRIPTINSET_H
 
 #include "InsetMathNest.h"
+#include "FontEnums.h"
 
 
 namespace lyx {
@@ -25,55 +26,57 @@ namespace lyx {
 class InsetMathScript : public InsetMathNest {
 public:
 	/// create inset without scripts
-	InsetMathScript();
+	explicit InsetMathScript(Buffer * buf);
 	/// create inset with single script
-	explicit InsetMathScript(bool up);
+	explicit InsetMathScript(Buffer * buf, bool up);
 	/// create inset with single script and given nucleus
-	InsetMathScript(MathAtom const & at, bool up);
+	InsetMathScript(Buffer * buf, MathAtom const & at, bool up);
 	///
-	mode_type currentMode() const { return MATH_MODE; }
+	mode_type currentMode() const override { return MATH_MODE; }
+	/// whether the inset has limit-like sub/superscript
+	Limits limits() const override;
+	/// sets types of sub/superscripts
+	void limits(Limits lim) override;
 	///
-	void metrics(MetricsInfo & mi, Dimension & dim) const;
+	MathClass mathClass() const override;
 	///
-	void draw(PainterInfo & pi, int x, int y) const;
+	void metrics(MetricsInfo & mi, Dimension & dim) const override;
 	///
-	void metricsT(TextMetricsInfo const & mi, Dimension & dim) const;
+	void draw(PainterInfo & pi, int x, int y) const override;
 	///
-	void drawT(TextPainter & pi, int x, int y) const;
+	void metricsT(TextMetricsInfo const & mi, Dimension & dim) const override;
+	///
+	void drawT(TextPainter & pi, int x, int y) const override;
 
 	/// move cursor backwards
-	bool idxBackward(Cursor & cur) const;
+	bool idxBackward(Cursor & cur) const override;
 	/// move cursor forward
-	bool idxForward(Cursor & cur) const;
+	bool idxForward(Cursor & cur) const override;
 	/// move cursor up or down
-	bool idxUpDown(Cursor & cur, bool up) const;
-	/// Target pos when we enter the inset while moving forward
-	bool idxFirst(Cursor & cur) const;
-	/// Target pos when we enter the inset while moving backwards
-	bool idxLast(Cursor & cur) const;
+	bool idxUpDown(Cursor & cur, bool up) const override;
+	/// The index of the cell entered while moving backward
+	size_type lastIdx() const override { return 0; }
 
 	/// write LaTeX and Lyx code
-	void write(WriteStream & os) const;
+	void write(TeXMathStream & os) const override;
 	/// write normalized content
-	void normalize(NormalStream &) const;
+	void normalize(NormalStream &) const override;
 	/// write content as something readable by Maple
-	void maple(MapleStream &) const;
+	void maple(MapleStream &) const override;
 	/// write content as something readable by Mathematica
-	void mathematica(MathematicaStream &) const;
-	/// write content as something resembling MathML
-	void mathmlize(MathStream &) const;
+	void mathematica(MathematicaStream &) const override;
+	/// write content as MathML
+	void mathmlize(MathMLStream &) const override;
+	/// write content as HTML
+	void htmlize(HtmlStream &) const override;
 	/// write content as something readable by Octave
-	void octave(OctaveStream &) const;
+	void octave(OctaveStream &) const override;
 
 	/// identifies scriptinsets
-	InsetMathScript const * asScriptInset() const;
+	InsetMathScript const * asScriptInset() const override;
 	///
-	InsetMathScript * asScriptInset();
+	InsetMathScript * asScriptInset() override;
 
-	/// set limits
-	void limits(int lim) { limits_ = lim; }
-	/// get limits
-	int limits() const { return limits_; }
 	/// returns subscript. Always run 'hasDown' or 'has(false)' before!
 	MathData const & down() const;
 	/// returns subscript. Always run 'hasDown' or 'has(false)' before!
@@ -99,13 +102,15 @@ public:
 	/// make sure a script is accessible
 	void ensure(bool up);
 	/// say that we have scripts
-	void infoize(odocstream & os) const;
+	void infoize(odocstream & os) const override;
 	/// say whether we have displayed limits
-	void infoize2(odocstream & os) const;
-protected:
-	virtual void doDispatch(Cursor & cur, FuncRequest & cmd);
+	void infoize2(odocstream & os) const override;
+	///
+	InsetCode lyxCode() const override { return MATH_SCRIPT_CODE; }
+	///
+	void validate(LaTeXFeatures &features) const override;
 private:
-	virtual Inset * clone() const;
+	Inset * clone() const override;
 	/// returns x offset for main part
 	int dxx(BufferView const & bv) const;
 	/// returns width of nucleus if any
@@ -124,17 +129,20 @@ private:
 	int nasc(BufferView const &) const;
 	/// returns descent of nucleus if any
 	int ndes(BufferView const &) const;
-	/// returns superscript kerning of nucleus if any
+	/// Italic correction: amount of displacement between subscript and
+	/// superscript in math mode as per Appendix G, rule 18f.  A positive value
+	/// shifts the superscript to the right, and a negative value shifts the
+	/// subscript to the left.
 	int nker(BufferView const * bv) const;
-	/// where do we have to draw the scripts?
-	bool hasLimits() const;
+	/// do we we have to draw the scripts above/below nucleus?
+	bool hasLimits(MathStyle const &) const;
 	/// clean up empty cells and return true if a cell has been deleted.
-	bool notifyCursorLeaves(Cursor const & old, Cursor & cur);
+	bool notifyCursorLeaves(Cursor const & old, Cursor & cur) override;
 
 	/// possible subscript (index 0) and superscript (index 1)
 	bool cell_1_is_up_;
-	/// 1 - "limits", -1 - "nolimits", 0 - "default"
-	int limits_;
+	/// remember whether we are in display mode (used by mathml output)
+	mutable bool has_limits_ = false;
 };