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#define AN_none 0
#define AN_move 1
#define AN_rot 2
#define ARON 0.39999
#define mPI 3.14159265356
#define TOUR 65536
#define PASTOUR (mPI/TOUR*2)
#define CL 1.4142135624
#define CC CL/2
#define HT TOUR/8
#define TYPENBR 5 /* nombre de type de pieces */
#define PIECENBR 7 /* nombre de pieces par figure */
#define TRINBRMAX 4 /* nombre de triangle max par piece */
#define PNTNBRMAX 4 /* nombre de points max par piece */
#define TINYNBR 32 /* nombre de tiny triangles */
/* gc (couleur ou (couleur ou texture)) */
#define GRISNBR 8
#define GCPIECENOR GRISNBR
#define GCPIECEHI GRISNBR+1
#define GCPIECEBG GRISNBR+2
#define GCPIECEHLP GRISNBR+3
#define GCPETITEFG GRISNBR+4
#define GCPETITEBG GRISNBR+5
#define GCPETITECHK GRISNBR+6
#define GCPETITEHLP GRISNBR+7
#define GCPIECELAST GCPIECEHLP
#define GCPETITEFIRST GCPETITEFG
#define GCNBR GCPETITEHLP+1
/* gc (couleur ou texture) */
#define PXNBR 3
#define PXSTART GCPIECENOR
typedef enum
{
TAN_PIECENOR=5,
TAN_PIECEHI,
TAN_PETITEFG,
TAN_PETITEHLP
} tanremplis;
typedef enum
{
TAN_POLYNORMAL=5,
TAN_POLYBACK,
TAN_POLYON,
} tanpolytype;
/* polygone (uniquement pour le calcul de la floatfig) */
typedef struct _tanpoly {
int pntnbr;
tanpolytype polytype;
int firstpnt;
} tanpoly;
/* petit (et tiny) triangle */
typedef struct _tansmalltri tantinytri;
typedef struct _tansmalltri {
double posx;
double posy;
int rot;
} tansmalltri;
/* point */
typedef struct _tanfpnt {
double posx;
double posy;
} tanfpnt;
/* definition d'une piece */
typedef struct _tanpiecedef {
double handlex; /* centre de gravite x */
double handley;
int trinbr; /* nombre de petits triangles */
tansmalltri tri[TRINBRMAX];
int pntnbr; /* nombre de points du polygone */
tanfpnt pnt[PNTNBRMAX];
} tanpiecedef;
/* position d'une piece */
typedef struct _tanpiecepos {
int type;
int flipped;
double posx;
double posy;
int rot;
} tanpiecepos;
/* figure (jeu de pieces) */
typedef struct _tanfigure {
double zoom; /* non utilise */
double distmax; /* en principe ==1.0 */
int drotmax; /* non utilise */
gboolean reussi;
tanpiecepos piecepos[PIECENBR];
} tanfigure;
/* flpiece */
typedef struct _tanflpiece {
int flpntnbr;
tanpolytype polytype;
tanfpnt *flpnts;
} tanflpiece;
/* flfig */
typedef struct _tanflfig {
tanfigure *figure;
int flpiecenbr;
tanflpiece flpieces[PIECENBR];
} tanflfig;
extern GtkWidget *mainwindow;
extern GtkWidget *widgetgrande; /* widget de la grande drawarea */
extern GtkWidget *widgetpetite; /* widget de la petite drawarea */
extern GtkStatusbar *widgetstat; /* widget de la statusbar */
extern GtkSpinButton *spinner;
extern gint statconid; /* context id de la statusbar */
extern GdkRectangle selbackrect; /* rectangle a redessiner pour effacer la piece selected */
extern GdkPixmap *pixmapgrande1,*pixmapgrande2;
extern GdkPixmap *pixmappetite;
extern GdkPixmap *pixmappiece1,*pixmappiece2,*pixmapfond;
extern GtkWidget *colselwin,*filselwin;
extern tanpiecedef piecesdef[];
extern tanfigure figuredebut;
extern tanfigure *figtab;
extern int figtabsize;
extern int figactualnr;
extern char *figfilename;
extern tantinytri tinytabpe[TINYNBR],tinytabgr[TINYNBR];
extern tanfigure figgrande,figpetite;
extern int selectedgrande;
extern int xact,yact,xoth,yoth,xold,yold;
extern int actiongrande;
extern int selpossible;
extern int rotact,rotnew,rotold;
extern int rotstepnbr; /* nb. de pas de rotation */
extern int initcbgr,initcbpe; /* init cb deja appellee ? */
extern GdkGC *invertgc;
extern int invx2,invy2;
extern GdkGC *tabgc[GCNBR];
extern GdkColor colortab[GCNBR];
extern GdkPixmap **tabpxpx;
extern char **tabpxnam;
extern gboolean helpoutset;
extern gboolean helptanset;
extern int accuracy;
extern gboolean editmode;
void tanclampgrandefig (void);
void tanrecentreout(double oldzoom, double newzoom);
void tanclearreussinr (int fignr);
void tansetreussiactual (void);
void tanreleaseifrot (void);
int tanangle (double dx, double dy);
void spesavefig (void);
void tanend(void);
gboolean tanloadfigtab (char *name);
gboolean tansetpixmapmode(GtkWidget *widget, char *aname, int gcnbr);
void tansetcolormode(GdkColor *acolor, int gcnbr);
void tanredrawgrande (void);
void tanredrawpetite (void);
gboolean tansaveconfig (void);
void taninitcbgr(void);
void taninitcbpe(void);
int tanwichisselect(int x, int y);
void tansetnewfigurepart2(void);
void tansetnewfigurepart1(int nrfig);
void tanunselect (void);
void tandrawselect(int dx, int dy, int drot);
void taninitselect(int selected, gboolean necessaire);
void tantranstinytab (tantinytri *tinys);
void tanmaketinytabnotr (tanfigure *figure, tantinytri *tinys);
gboolean tantinytabcompare (tantinytri *tinys1, tantinytri *tinys2, int accuracy);
void tancolle (tanfigure *figure, double seuil);
void tanstatprov (gchar *msg);
void tanstatpop (void);
void tanstatpush (gchar *msg);
void change_figure(gboolean next);
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