int drawcurpt(void); /* curpt.c */
Point D2P(Dpoint d); /* geometry.c */
Flt Mangle(void); /* alcmd.c */
Flt Mdist(void); /* alcmd.c */
void Mgrid(void); /* grid.c */
Flt Mslope(void); /* alcmd.c */
void Oalign(int button, Flt (*measure)(void), int kind, ...); /* alcmd.c */
void Oanchor(void); /* command.c */
void Oangle(int n); /* alcmd.c */
void Oarc(void); /* edit.c */
void Obox(void); /* edit.c */
void Ocirc(int n); /* alcmd.c */
void Ocircle(void); /* edit.c */
void Oclosegrp(void); /* command.c */
void Ocoolall(void); /* align.c */
void Ocopy(void); /* edit.c */
void Odelete(void); /* command.c */
void Oedit(void); /* edit.c */
void Oexit(void); /* command.c */
void Oflattengrp(void); /* command.c */
void Ogravity(int n); /* command.c */
void Ogrid(int n); /* grid.c */
void Ogroup(void); /* edit.c */
void Oheat(void); /* align.c */
void Oheating(int n); /* command.c */
void Oline(void); /* edit.c */
void Oopengrp(void); /* command.c */
void Oparallel(int n); /* alcmd.c */
void Oselall(void); /* command.c */
void Oslope(int n); /* alcmd.c */
void Ospline(void); /* edit.c */
Dpoint P2D(Point p); /* geometry.c */
void activate(Item *ip); /* align.c */
void activatearc(Item *ip); /* arc.c */
void activatebox(Item *ip); /* box.c */
void activatecircle(Item *ip); /* circle.c */
void activategroup(Item *ip); /* group.c */
void activatehead(Item *ip); /* head.c */
void activateline(Item *ip); /* line.c */
void activateprim(Item *ip, Item *op); /* align.c */
void activatespline(Item *ip); /* spline.c */
void activatetext(Item *ip); /* text.c */
Item *addarc(Item *head, Dpoint p0, Dpoint p1, Dpoint p2); /* arc.c */
Item *addbox(Item *head, Dpoint p0, Dpoint p1); /* box.c */
Item *addcircle(Item *head, Dpoint p0, Flt r); /* circle.c */
Item *addgroup(Item *head, int group, Dpoint offs); /* group.c */
Item *addhead(void); /* head.c */
Item *additem(Item *head, int type, Flt r, Typeface *face, char *text, int group, Itemfns *fn, int np, ...); /* storage.c */
Item *additemv(Item *head, int type, Flt r, Typeface *face, char *text, int group, Itemfns *fn, int np, Dpoint *p, Dpoint offs); /* storage.c */
Item *addline(Item *head, Dpoint p0, Dpoint p1); /* line.c */
Item *addspline(Item *head, Dpoint p0, Dpoint p1); /* spline.c */
Item *addtext(Item *head, Dpoint p, Typeface *face, char *text); /* text.c */
void ainit(void); /* alcmd.c */
void alcirc(Dpoint p, Flt r); /* align.c */
void alline(Dpoint p, Flt t); /* align.c */
Flt angle(Dpoint p, Dpoint q); /* geometry.c */
int arcinterarc(Dpoint a0, Dpoint a1, Dpoint a2, Dpoint b0, Dpoint b1, Dpoint b2, Dpoint *i);
/* geometry.c */
void argument(void); /* command.c */
Drectangle bboxarc(Item *ip); /* arc.c */
Drectangle bboxbezier(Bezier b); /* bezier.c */
Drectangle bboxbox(Item *ip); /* box.c */
Drectangle bboxcircle(Item *ip); /* circle.c */
Drectangle bboxgroup(Item *ip); /* group.c */
Drectangle bboxhead(Item *ip); /* head.c */
Drectangle bboxline(Item *ip); /* line.c */
Drectangle bboxspline(Item *ip); /* spline.c */
Drectangle bboxtext(Item *ip); /* text.c */
int bezierinterbezier(Bezier b1, Bezier b2, Dpoint *i, int level); /* bezier.c */
void bsplit(Bezier b, Bezier l, Bezier r); /* bezier.c */
int bstraight(Bezier b); /* bezier.c */
void bug(char *fmt, ...); /* debug.c */
int button(int n); /* input.c */
int button1(void); /* input.c */
int button123(void); /* input.c */
int button2(void); /* input.c */
int button23(void); /* input.c */
int button3(void); /* input.c */
int circinterarc(Dpoint cen, Flt r, Dpoint a0, Dpoint a1, Dpoint a2, Dpoint *i); /* geometry.c */
int circintercirc(Dpoint c0, Flt r0, Dpoint c1, Flt r1, Dpoint *i); /* geometry.c */
Dpoint circumcenter(Dpoint p, Dpoint q, Dpoint r); /* geometry.c */
Dpoint closevert(Bezier b, Dpoint testp); /* bezier.c */
void clrb(Image *dst, Rectangle r, Image *color); /* text.c */
void command(void); /* command.c */
int confirm(char *action); /* command.c */
void cool(Item *a); /* align.c */
Dpoint dadd(Dpoint p, Dpoint q); /* geometry.c */
Flt datan2(Flt x, Flt y); /* geometry.c */
int dclipline(Drectangle r, Dpoint *p0, Dpoint *p1); /* align.c */
Dpoint dcomb2(Dpoint p, Flt wp, Dpoint q, Flt wq); /* geometry.c */
Dpoint dcomb3(Dpoint p, Flt wp, Dpoint q, Flt wq, Dpoint r, Flt wr); /* geometry.c */
void deletearc(Item *ip); /* arc.c */
void deletebox(Item *ip); /* box.c */
void deletecircle(Item *ip); /* circle.c */
void deletegroup(Item *p); /* group.c */
void deletehead(Item *p); /* head.c */
void deleteline(Item *ip); /* line.c */
void deletespline(Item *ip); /* spline.c */
void deletetext(Item *ip); /* text.c */
int deqpt(Dpoint p, Dpoint q); /* geometry.c */
Flt dist(Dpoint p, Dpoint q); /* geometry.c */
Flt dlen(Dpoint p); /* geometry.c */
Dpoint dlerp(Dpoint p, Dpoint dp, Flt alpha); /* geometry.c */
Dpoint dmidpt(Dpoint p, Dpoint q); /* geometry.c */
Dpoint dmul(Dpoint p, Flt m); /* geometry.c */
int dptinrect(Dpoint p, Drectangle r); /* geometry.c */
Drectangle draddp(Drectangle r, Dpoint p); /* geometry.c */
void itemdraw(Item *ip, Dpoint offs, Image *color); /* draw.c */
void drawarc(Item *ip, Image *b, Image *color); /* arc.c */
void drawbezier(Bezier p, Image *b, Image *color); /* bezier.c */
void drawbox(Item *ip, Image *b, Image *color); /* box.c */
void drawcircle(Item *ip, Image *b, Image *color); /* circle.c */
void drawgrid(void); /* grid.c */
void drawgroup(Item *ip, Image *b, Image *color); /* group.c */
void drawhead(Item *ip, Image *b, Image *color); /* head.c */
void drawline(Item *ip, Image *b, Image *color); /* line.c */
Rectangle drawmenubar(void); /* menubar.c */
void drawpart(Item *ip, int index, Dpoint offs); /* spline.c */
void drawprim(Item *ip, Item *op); /* draw.c */
void drawsel(void); /* selection.c */
void drawselprim(Item *ip, Item *op); /* selection.c */
void drawspline(Item *ip, Image *b, Image *color); /* spline.c */
void drawtext(Item *ip, Image *b, Image *color); /* text.c */
Drectangle drcanon(Drectangle r); /* geometry.c */
int drectxrect(Drectangle r1, Drectangle r2); /* geometry.c */
Dpoint dreflect(Dpoint p, Dpoint p0, Dpoint p1); /* geometry.c */
Flt dsq(Dpoint p, Dpoint q); /* bezier.c */
Dpoint dsub(Dpoint p, Dpoint q); /* geometry.c */
Drectangle dunion(Drectangle r, Drectangle s); /* geometry.c */
void echo(char *m); /* msg.c */
void editarc(void); /* arc.c */
void editbox(void); /* box.c */
void editcircle(void); /* circle.c */
void editgroup(void); /* group.c */
void edithead(void); /* head.c */
void editline(void); /* line.c */
void editspline(void); /* spline.c */
void edittext(void); /* text.c */
void eresized(int new); /* main.c */
void fatal(char *m); /* msg.c */
int findcircle(Item *ip, Dpoint p, Flt r); /* align.c */
int findline(Item *ip, Dpoint p, Dpoint q); /* align.c */
void flatten(Item *ip, Item *op); /* align.c */
void getarg(void); /* command.c */
void getmouse(void); /* input.c */
Dpoint getpt(Biobuf *f); /* fileio.c */
char *getstring(Biobuf *f, int end); /* fileio.c */
int goodgroup(int n); /* group.c */
void heat(Item *a); /* align.c */
int hitmenubar(void); /* menubar.c */
void hotarc(Dpoint p, Dpoint q, Dpoint r); /* align.c */
void hotline(Dpoint p, Dpoint q, int ep); /* align.c */
void hotpoint(Dpoint p); /* align.c */
int idchar(int c); /* command.c */
int inboxarc(Item *ip, Drectangle r); /* arc.c */
int inboxbezier(Bezier b, Drectangle box, int level); /* bezier.c */
int inboxbox(Item *ip, Drectangle r); /* box.c */
int inboxcircle(Item *ip, Drectangle r); /* circle.c */
int inboxgroup(Item *ip, Drectangle r); /* group.c */
int inboxhead(Item *ip, Drectangle r); /* head.c */
int inboxline(Item *ip, Drectangle r); /* line.c */
void inboxprim(Item *ip, Item *op); /* edit.c */
int inboxspline(Item *ip, Drectangle r); /* spline.c */
int inboxtext(Item *ip, Drectangle r); /* text.c */
void input(char *name); /* fileio.c */
int itemxitem(Item *p, Item *q, Dpoint *i); /* align.c */
void lastmsg(void); /* msg.c */
void main(int argc, char *argv[]); /* main.c */
void mapgrps(Item *ip); /* fileio.c */
void marks(void); /* draw.c */
int mbarhit(Mouse *m); /* menubar.c */
Rectangle mbarinit(char **menubar[]); /* menubar.c */
int morespline(Item *ip, Dpoint p); /* spline.c */
void moveall(Item *ip, int i, Dpoint p); /* edit.c */
void movenone(Item *ip, int index, Dpoint p); /* curpt.c */
void movep(Item *ip, int i, Dpoint p); /* edit.c */
void mover(Item *ip, int i, Dpoint p); /* edit.c */
void movespline(Item *ip, int i, Dpoint p); /* spline.c */
void movex0(Item *ip, int i, Dpoint p); /* edit.c */
void movex0y1(Item *ip, int i, Dpoint p); /* edit.c */
void movex1(Item *ip, int i, Dpoint p); /* edit.c */
void movex1y0(Item *ip, int i, Dpoint p); /* edit.c */
void movey0(Item *ip, int i, Dpoint p); /* edit.c */
void movey1(Item *ip, int i, Dpoint p); /* edit.c */
void msg(char *fmt, ...); /* msg.c */
void mvcurpt(Dpoint testp); /* curpt.c */
void mwalk(Item *p, Dpoint tx, void (*f)(Item *, Item *)); /* walk.c */
Dpoint neararc(Item *ip, Dpoint testp); /* arc.c */
Dpoint nearbezier(Bezier b, Dpoint p, Dpoint close, int level); /* bezier.c */
Dpoint nearbox(Item *ip, Dpoint testp); /* box.c */
Dpoint nearcircle(Item *ip, Dpoint testp); /* circle.c */
Dpoint neargrid(Dpoint testp); /* grid.c */
Dpoint neargroup(Item *ip, Dpoint testp); /* group.c */
Dpoint nearhead(Item *ip, Dpoint testp); /* head.c */
Dpoint nearline(Item *ip, Dpoint testp); /* line.c */
Dpoint nearseg(Dpoint p0, Dpoint p1, Dpoint testp); /* geometry.c */
Dpoint nearspline(Item *ip, Dpoint testp); /* spline.c */
Dpoint neartext(Item *ip, Dpoint testp); /* text.c */
Dpoint nearvertarc(Item *ip, Dpoint testp); /* arc.c */
Dpoint nearvertbox(Item *ip, Dpoint testp); /* box.c */
Dpoint nearvertcircle(Item *ip, Dpoint testp); /* circle.c */
Dpoint nearvertgroup(Item *ip, Dpoint testp); /* group.c */
Dpoint nearverthead(Item *ip, Dpoint testp); /* head.c */
Dpoint nearvertline(Item *ip, Dpoint testp); /* line.c */
Dpoint nearvertspline(Item *ip, Dpoint testp); /* spline.c */
Dpoint nearverttext(Item *ip, Dpoint testp); /* text.c */
void newgrid(int n); /* grid.c */
void output(char *name); /* fileio.c */
delete(Item *p); /* storage.c */
Flt pldist(Dpoint p, Dpoint p0, Dpoint p1); /* geometry.c */
void realign(void); /* align.c */
void rectf(Image *dp, Rectangle r, Image *color); /* output.c */
void redraw(void); /* draw.c */
void reheat(void); /* align.c */
void s2b(Item *ip, int i0, Bezier b); /* spline.c */
int same(Flt a, Flt b); /* geometry.c */
int seginterarc(Dpoint p0, Dpoint p1, Dpoint a0, Dpoint a1, Dpoint a2, Dpoint *i); /* geometry.c */
int seginterbezier(Dpoint p0, Dpoint p1, Bezier b, Dpoint *i, int level); /* bezier.c */
int segintercircle(Dpoint p0, Dpoint p1, Dpoint cen, Flt r, Dpoint *i); /* geometry.c */
int seginterseg(Dpoint p0, Dpoint p1, Dpoint q0, Dpoint q1, Dpoint *i); /* geometry.c */
int seginterspline(Dpoint p0, Dpoint p1, Item *s, Dpoint *i); /* spline.c */
Item *select(void); /* curpt.c */
void setbg(char *file); /* draw.c */
void setface(char *s); /* text.c */
void setselection(Item *p); /* selection.c */
int splineinterspline(Item *s1, Item *s2, Dpoint *i); /* spline.c */
void sweepbox(Item *ip, int i, Dpoint p); /* edit.c */
void track(void (*rou)(Item *, int, Dpoint), int index, Item *ip); /* curpt.c */
void translatearc(Item *ip, Dpoint delta); /* arc.c */
void translatebox(Item *ip, Dpoint delta); /* box.c */
void translatecircle(Item *ip, Dpoint delta); /* circle.c */
void translategroup(Item *ip, Dpoint delta); /* group.c */
void translatehead(Item *ip, Dpoint delta); /* head.c */
void translateline(Item *ip, Dpoint delta); /* line.c */
void translatespline(Item *ip, Dpoint delta); /* spline.c */
void translatetext(Item *ip, Dpoint delta); /* text.c */
Flt triarea(Dpoint p0, Dpoint p1, Dpoint p2); /* geometry.c */
void typecmd(void); /* command.c */
void typein(int c); /* command.c */
int use1(char *why); /* edit.c */
void walk(Item *p, Dpoint tx, void (*f)(Item *, Item *)); /* walk.c */
void walk1(Item *p, Dpoint tx, void (*f)(Item *, Item *), Item *top); /* walk.c */
void writearc(Item *ip, int f); /* arc.c */
void writebox(Item *ip, int f); /* box.c */
void writecircle(Item *ip, int f); /* circle.c */
void writegroup(Item *ip, int f); /* group.c */
void writehead(Item *ip, int f); /* head.c */
void writeline(Item *ip, int f); /* line.c */
void writespline(Item *ip, int f); /* spline.c */
void writestyle(int f, int style); /* arrowhead.c */
void writetext(Item *ip, int f); /* text.c */
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