#include "math_nestinset.h"
-#ifdef __GNUG__
-#pragma interface
-#endif
/** Inset for super- and subscripts
- \author André Pönitz
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS
*/
class MathScriptInset : public MathNestInset {
MathScriptInset();
/// create inset with single script
explicit MathScriptInset(bool up);
+ /// create inset with single script and given nucleus
+ MathScriptInset(MathAtom const & at, bool up);
///
- MathInset * clone() const;
- ///
- void write(WriteStream & os) const;
- ///
- void normalize(NormalStream & os) const;
- ///
- void metrics(MathMetricsInfo & st) const;
- ///
- void draw(MathPainterInfo &, int x, int y) const;
- ///
- void metricsT(TextMetricsInfo const & st) const;
- ///
- void drawT(TextPainter &, int x, int y) const;
-
- ///
- void metrics(MathInset const * nuc, MathMetricsInfo & st) const;
- ///
- void draw(MathInset const * nuc, MathPainterInfo &, int x, int y) const;
- ///
- void metricsT(MathInset const * nuc, TextMetricsInfo const & st) const;
+ virtual std::auto_ptr<InsetBase> clone() const;
///
- void drawT(MathInset const * nuc, TextPainter &, int x, int y) const;
+ void metrics(MetricsInfo & mi, Dimension & dim) const;
///
- int ascent2(MathInset const * nuc) const;
+ void draw(PainterInfo & pi, int x, int y) const;
///
- int descent2(MathInset const * nuc) const;
+ void metricsT(TextMetricsInfo const & mi, Dimension & dim) const;
///
- int width2(MathInset const * nuc) const;
+ void drawT(TextPainter & pi, int x, int y) const;
- ///
+ /// write LaTeX and Lyx code
+ void write(WriteStream & os) const;
+ /// write normalized content
+ void normalize(NormalStream &) const;
+ /// write content as something readable by Maple
+ void maple(MapleStream &) const;
+ /// write content as something readable by Mathematica
+ void mathematica(MathematicaStream &) const;
+ /// write content as something resembling MathML
+ void mathmlize(MathMLStream &) const;
+ /// write content as something readable by Octave
+ void octave(OctaveStream &) const;
+ /// move cursor left
bool idxLeft(idx_type &, pos_type &) const;
- ///
+ /// move cursor right
bool idxRight(idx_type &, pos_type &) const;
+ /// move cursor up or down
+ bool idxUpDown(idx_type & idx, pos_type & pos, bool up, int targetx) const;
+ /// Target pos when we enter the inset from the left by pressing "Right"
+ bool idxFirst(idx_type & idx, pos_type & pos) const;
+ /// Target pos when we enter the inset from the right by pressing "Left"
+ bool idxLast(idx_type & idx, pos_type & pos) const;
/// can we enter this cell?
- bool validCell(idx_type i) const { return script_[i]; }
+ bool validCell(idx_type i) const { return i == 2 || script_[i]; }
/// identifies scriptinsets
MathScriptInset const * asScriptInset() const;
void limits(int lim) { limits_ = lim; }
/// get limits
int limits() const { return limits_; }
- /// true if we have an "inner" position
- MathXArray const & up() const;
/// returns subscript
- MathXArray const & down() const;
- /// returns superscript
- MathXArray & up();
+ MathArray const & down() const;
/// returns subscript
- MathXArray & down();
+ MathArray & down();
+ /// returns superscript
+ MathArray const & up() const;
+ /// returns superscript
+ MathArray & up();
+ /// returns nucleus
+ MathArray const & nuc() const;
+ /// returns nucleus
+ MathArray & nuc();
/// do we have a superscript?
bool hasUp() const;
/// do we have a subscript?
bool hasDown() const;
/// do we have a script?
bool has(bool up) const;
- /// do we have a anything?
- bool empty() const;
/// remove script
void removeScript(bool up);
- /// remove script
- void removeEmptyScripts();
/// make sure a script is accessible
void ensure(bool up);
+ /// say that we have scripts
+ void infoize(std::ostream & os) const;
+ /// say whether we have displayed limits
+ void infoize2(std::ostream & os) const;
+ /// local dispatcher
+ dispatch_result dispatch(FuncRequest const & cmd, idx_type & idx, pos_type & pos);
- // call these methods ...2 to make compaq cxx in anal mode happy...
- /// suppresses empty braces if necessary
- virtual void write2(MathInset const * nuc, WriteStream & os) const;
- virtual void normalize2(MathInset const * nuc, NormalStream & os) const;
- virtual void octavize2(MathInset const * nuc, OctaveStream & os) const;
- virtual void maplize2(MathInset const * nuc, MapleStream & os) const;
- virtual void mathematicize2(MathInset const * nuc, MathematicaStream & os) const;
- virtual void mathmlize2(MathInset const * nuc, MathMLStream & os) const;
-
-public:
+private:
/// returns x offset for main part
- int dxx(MathInset const * nuc) const;
+ int dxx() const;
/// returns width of nucleus if any
- int nwid(MathInset const * nuc) const;
-private:
+ int nwid() const;
/// returns y offset for superscript
- int dy0(MathInset const * nuc) const;
+ int dy0() const;
/// returns y offset for subscript
- int dy1(MathInset const * nuc) const;
+ int dy1() const;
/// returns x offset for superscript
- int dx0(MathInset const * nuc) const;
+ int dx0() const;
/// returns x offset for subscript
- int dx1(MathInset const * nuc) const;
+ int dx1() const;
/// returns ascent of nucleus if any
- int nasc(MathInset const * nuc) const;
+ int nasc() const;
/// returns descent of nucleus if any
- int ndes(MathInset const * nuc) const;
+ int ndes() const;
/// where do we have to draw the scripts?
- bool hasLimits(MathInset const * nuc) const;
+ bool hasLimits() const;
+ /// clean up empty cells
+ void notifyCursorLeaves(idx_type idx);
/// possible subscript (index 0) and superscript (index 1)
bool script_[2];
/// 1 - "limits", -1 - "nolimits", 0 - "default"
int limits_;
- /// cached font
- mutable LyXFont font_;
};
#endif