ref: 66b1a83b7468fe35e11996ca1b12d00fe41f75c5
dir: /sys/include/frame.h/
#pragma src "/sys/src/libframe" #pragma lib "libframe.a" typedef struct Frbox Frbox; typedef struct Frame Frame; enum{ BACK, HIGH, BORD, TEXT, HTEXT, NCOL }; #define FRTICKW 3 struct Frbox { long wid; /* in pixels */ long nrune; /* <0 ==> negate and treat as break char */ union{ uchar *ptr; struct{ short bc; /* break char */ short minwid; }; }; }; struct Frame { Font *font; /* of chars in the frame */ Display *display; /* on which frame appears */ Image *b; /* on which frame appears */ Image *cols[NCOL]; /* text and background colors */ Rectangle r; /* in which text appears */ Rectangle entire; /* of full frame */ void (*scroll)(Frame*, int); /* scroll function provided by application */ Frbox *box; ulong p0, p1; /* selection */ ushort nbox, nalloc; ushort maxtab; /* max size of tab, in pixels */ ushort nchars; /* # runes in frame */ ushort nlines; /* # lines with text */ ushort maxlines; /* total # lines in frame */ ushort lastlinefull; /* last line fills frame */ ushort modified; /* changed since frselect() */ Image *tick; /* typing tick */ Image *tickback; /* saved image under tick */ int ticked; /* flag: is tick onscreen? */ }; ulong frcharofpt(Frame*, Point); Point frptofchar(Frame*, ulong); int frdelete(Frame*, ulong, ulong); void frinsert(Frame*, Rune*, Rune*, ulong); void frselect(Frame*, Mousectl*); void frselectpaint(Frame*, Point, Point, Image*); void frdrawsel(Frame*, Point, ulong, ulong, int); Point frdrawsel0(Frame*, Point, ulong, ulong, Image*, Image*); void frinit(Frame*, Rectangle, Font*, Image*, Image**); void frsetrects(Frame*, Rectangle, Image*); void frclear(Frame*, int); uchar *_frallocstr(Frame*, unsigned); void _frinsure(Frame*, int, unsigned); Point _frdraw(Frame*, Point); void _frgrowbox(Frame*, int); void _frfreebox(Frame*, int, int); void _frmergebox(Frame*, int); void _frdelbox(Frame*, int, int); void _frsplitbox(Frame*, int, int); int _frfindbox(Frame*, int, ulong, ulong); void _frclosebox(Frame*, int, int); int _frcanfit(Frame*, Point, Frbox*); void _frcklinewrap(Frame*, Point*, Frbox*); void _frcklinewrap0(Frame*, Point*, Frbox*); void _fradvance(Frame*, Point*, Frbox*); int _frnewwid(Frame*, Point, Frbox*); int _frnewwid0(Frame*, Point, Frbox*); void _frclean(Frame*, Point, int, int); void _frdrawtext(Frame*, Point, Image*, Image*); void _fraddbox(Frame*, int, int); Point _frptofcharptb(Frame*, ulong, Point, int); Point _frptofcharnb(Frame*, ulong, int); int _frstrlen(Frame*, int); void frtick(Frame*, Point, int); void frinittick(Frame*); void frredraw(Frame*); #define NRUNE(b) ((b)->nrune<0? 1 : (b)->nrune) #define NBYTE(b) strlen((char*)(b)->ptr)