lyx_mirror/src/insets/InsetSpace.h
2016-05-28 17:43:01 -04:00

174 lines
4.0 KiB
C++

// -*- C++ -*-
/**
* \file InsetSpace.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Asger Alstrup Nielsen
* \author Jean-Marc Lasgouttes
* \author Lars Gullik Bjønnes
* \author Jürgen Spitzmüller
*
* Full author contact details are available in file CREDITS.
*/
#ifndef INSET_SPACE_H
#define INSET_SPACE_H
#include "Inset.h"
#include "Length.h"
namespace lyx {
class LaTeXFeatures;
struct InsetSpaceParams {
/// The different kinds of spaces we support
enum Kind {
/// Normal space ('\ ')
NORMAL,
/// Protected (no break) space ('~')
PROTECTED,
/// Visible ("open box") space ('\textvisiblespace')
VISIBLE,
/// Thin space ('\,')
THIN,
/// Medium space ('\:')
MEDIUM,
/// Thick space ('\;')
THICK,
/// \quad (1em)
QUAD,
/// \qquad (2em)
QQUAD,
/// \enskip (0.5em unbreakable)
ENSPACE,
/// \enspace (0.5em breakable)
ENSKIP,
/// Negative thin space ('\negthinspace')
NEGTHIN,
/// Negative medium space ('\negmedspace')
NEGMEDIUM,
/// Negative thick space ('\negthickspace')
NEGTHICK,
/// rubber length
HFILL,
/// \hspace*{\fill}
HFILL_PROTECTED,
/// rubber length, filled with dots
DOTFILL,
/// rubber length, filled with a rule
HRULEFILL,
/// rubber length, filled with a left arrow
LEFTARROWFILL,
/// rubber length, filled with a right arrow
RIGHTARROWFILL,
// rubber length, filled with an up brace
UPBRACEFILL,
// rubber length, filled with a down brace
DOWNBRACEFILL,
/// \hspace{length}
CUSTOM,
/// \hspace*{length}
CUSTOM_PROTECTED
};
///
InsetSpaceParams(bool m = false) : kind(NORMAL), math(m) {}
///
void write(std::ostream & os) const;
///
void read(Lexer & lex);
///
Kind kind;
///
GlueLength length;
/**
* Whether these params are to be used in mathed.
* This determines the set of valid kinds.
*/
bool math;
};
/// Used to insert different kinds of spaces
class InsetSpace : public Inset
{
public:
///
InsetSpace() : Inset(0) {}
///
explicit InsetSpace(InsetSpaceParams const & par);
///
InsetSpaceParams const & params() const { return params_; }
///
InsetSpaceParams::Kind kind() const;
///
static void string2params(std::string const &, InsetSpaceParams &);
///
static std::string params2string(InsetSpaceParams const &);
///
GlueLength length() const;
///
docstring toolTip(BufferView const & bv, int x, int y) const;
///
void metrics(MetricsInfo &, Dimension &) const;
///
void draw(PainterInfo & pi, int x, int y) const;
///
void write(std::ostream &) const;
/// Will not be used when lyxf3
void read(Lexer & lex);
///
void latex(otexstream &, OutputParams const &) const;
///
int plaintext(odocstringstream & ods, OutputParams const & op,
size_t max_length = INT_MAX) const;
///
int docbook(odocstream &, OutputParams const &) const;
///
docstring xhtml(XHTMLStream &, OutputParams const &) const;
///
void validate(LaTeXFeatures & features) const;
///
void toString(odocstream &) const;
///
void forOutliner(docstring &, size_t const, bool const) const;
///
bool hasSettings() const { return true; }
///
bool clickable(BufferView const &, int, int) const { return true; }
///
InsetCode lyxCode() const { return SPACE_CODE; }
/// does this inset try to use all available space (like \\hfill does)?
bool isHfill() const;
/// should this inset be handled like a normal character?
bool isChar() const { return true; }
/// is this equivalent to a letter?
bool isLetter() const { return false; }
/// is this equivalent to a space (which is BTW different from
// a line separator)?
bool isSpace() const { return true; }
///
std::string contextMenuName() const;
protected:
///
Inset * clone() const { return new InsetSpace(*this); }
///
void doDispatch(Cursor & cur, FuncRequest & cmd);
public:
///
bool getStatus(Cursor & cur, FuncRequest const & cmd, FuncStatus &) const;
private:
///
InsetSpaceParams params_;
};
} // namespace lyx
#endif // INSET_SPACE_H