* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author André Pönitz
+ * \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#define MATH_SCRIPTINSET_H
#include "InsetMathNest.h"
+#include "FontEnums.h"
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 left
- bool idxLeft(Cursor & cur) const;
- /// move cursor right
- bool idxRight(Cursor & cur) const;
+ /// move cursor backwards
+ bool idxBackward(Cursor & cur) const override;
+ /// move cursor forward
+ 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 from the left by pressing "Right"
- bool idxFirst(Cursor & cur) const;
- /// Target pos when we enter the inset from the right by pressing "Left"
- 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!
/// 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() const;
+ int dxx(BufferView const & bv) const;
/// returns width of nucleus if any
- int nwid() const;
+ int nwid(BufferView const &) const;
/// returns y offset for either superscript or subscript
- int dy01(int asc, int des, int what) const;
+ int dy01(BufferView const &, int asc, int des, int what) const;
/// returns y offset for superscript
- int dy0() const;
+ int dy0(BufferView const &) const;
/// returns y offset for subscript
- int dy1() const;
+ int dy1(BufferView const &) const;
/// returns x offset for superscript
- int dx0() const;
+ int dx0(BufferView const & bv) const;
/// returns x offset for subscript
- int dx1() const;
+ int dx1(BufferView const & bv) const;
/// returns ascent of nucleus if any
- int nasc() const;
+ int nasc(BufferView const &) const;
/// returns descent of nucleus if any
- int ndes() const;
- /// returns superscript kerning of nucleus if any
- int nker() const;
- /// where do we have to draw the scripts?
- bool hasLimits() const;
+ int ndes(BufferView const &) const;
+ /// 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;
+ /// 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 & 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;
};
-
} // namespace lyx
+
#endif
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