Quelle figinset.h Sprache: C

// -*- C++ -*-
/*
  figinset.h - Figure inset header - part of LyX project
  (C)1996 by Ivan Schreter
  */

#ifndef _FIGINSET_H
#define _FIGINSET_H

#include "form1.h"
#include "buffer.h"
#include "LString.h"
#include "LaTeXFeatures.h"

/* the rest is figure stuff */

struct Figref;

///
class InsetFig: public Inset {
public:
///
InsetFig(int tmpx, int tmpy, Buffer *);
///
~InsetFig();
///
int Ascent(LyXFont const &font) const;
///
int Descent(LyXFont const &font) const;
///
int Width(LyXFont const &font) const;
///
void Draw(LyXFont font, LyXScreen &scr, int baseline, float &x);
///
void Write(FILE *file);
///
void Read(LyXLex &lex);
///
int Latex(FILE *file, signed char fragile);
///
int Latex(LString &file, signed char fragile);
///
int Linuxdoc(LString &file);
/// Updates needed features for this inset.
void Validate(LaTeXFeatures &features) const;

/// what appears in the minibuffer when opening
char const* EditMessage() {return "Opened figure";}
///
void Edit(int, int);
///
unsigned char Editable() const;
///
bool Deletable() const;
///
Inset::Code LyxCode() const;
///
Inset* Clone();
///
void CallbackFig(long arg);
///
void Preview(char const *p);
/// browse for file
void BrowseFile();

/// form for user input
FD_Figure *form;
/// width and height in pixels on screen
int wid, hgh;
/// width and height in postscript units (1/72 inch)
int pswid, pshgh;
/// width of raw figure w/o rotation
int raw_wid;
/// heigt of raw figure w/o rotation
int raw_hgh;
/// x and y coordinate in ps units
int psx, psy;

/// .eps file name
LString fname;
/// changed filename -> for recompute
bool changedfname;

///
enum HWTYPE {
  ///
  DEF,
  ///
  CM,
  ///
  IN,
  ///
  PER_PAGE,
  ///
  PER_COL
};

/// width and height types: 0-default, 1-cm, 2-in, 3-%of page
        /// For width, there is also: 4-% of col
HWTYPE wtype;
///
HWTYPE htype;

/// temporary w and h type
HWTYPE twtype;
///
HWTYPE thtype;

/// width and height
float xwid, xhgh;

/// rotation angle
float angle;

/// graphics command, latex version
LString cmd;

/// Caption for subfigure package
LString subcaption;

/// various flags
int flags;
bool subfigure : 1;
/// figure reference
Figref *figure;
/// temporary flags
int pflags;
bool psubfigure : 1;
private:

///
Buffer *owner;
/// restore values on the form
void RestoreForm();
/// recompute screen params
void Recompute();
/// regenerate \includegraphics{} command
void Regenerate();
/// regenerate \inlcudegraphics{} command in temporary buffer
void TempRegenerate();
/// get sizes from .eps file
void GetPSSizes();
};

///
struct figdata {
/// bitmap data
Pixmap bitmap;
/// reference count for this bitmap
int ref;
        /// rotation angle
        float angle;
        /// width of raw figure w/o rotation
int raw_wid;
        /// heigt of raw figure w/o rotation
int raw_hgh;
/// width and height on screen
int wid, hgh;
/// pointer to file name
LString fname;
/// type; 0-none, 1-B/W, 2-Grayscale, 3-Color
char flags;
/// reading request is pending on this figure
bool reading;
/// could not read it, because it's broken
bool broken;
/// when gs was killed, this says that image is ok
bool gsdone;
/// gs pid for reading
int gspid;
};

///
struct Figref {
/// figure data (image)
figdata *data;
/// inset of this figure
InsetFig *inset;
};

#endif

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