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first usable version of kernel and commands

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After an year of hard work, this is a first "usable" version of Jehanne.
This commit is contained in:
Giacomo Tesio
2016-11-25 16:18:40 +00:00
parent 391252a059
commit 38aca7a581
3989 changed files with 406697 additions and 1909 deletions
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102
sys/include/frame.h Normal file
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/*
* This file is part of the UCB release of Plan 9. It is subject to the license
* terms in the LICENSE file found in the top-level directory of this
* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
* part of the UCB release of Plan 9, including this file, may be copied,
* modified, propagated, or distributed except according to the terms contained
* in the LICENSE file.
*/
#pragma src "/sys/src/lib/frame"
#pragma lib "libframe.a"
typedef struct Frbox Frbox;
typedef struct Frame Frame;
enum{
BACK,
HIGH,
BORD,
TEXT,
HTEXT,
NCOL
};
#define FRTICKW 3
struct Frbox
{
int32_t wid; /* in pixels */
int32_t nrune; /* <0 ==> negate and treat as break char */
union{
uint8_t *ptr;
struct{
int16_t bc; /* break char */
int16_t 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;
uint32_t p0, p1; /* selection */
uint16_t nbox, nalloc;
uint16_t maxtab; /* max size of tab, in pixels */
uint16_t nchars; /* # runes in frame */
uint16_t nlines; /* # lines with text */
uint16_t maxlines; /* total # lines in frame */
uint16_t lastlinefull; /* last line fills frame */
uint16_t modified; /* changed since frselect() */
Image *tick; /* typing tick */
Image *tickback; /* saved image under tick */
int ticked; /* flag: is tick onscreen? */
};
uint32_t frcharofpt(Frame*, Point);
Point frptofchar(Frame*, uint32_t);
int frdelete(Frame*, uint32_t, uint32_t);
void frinsert(Frame*, Rune*, Rune*, uint32_t);
void frselect(Frame*, Mousectl*);
void frselectpaint(Frame*, Point, Point, Image*);
void frdrawsel(Frame*, Point, uint32_t, uint32_t, int);
Point frdrawsel0(Frame*, Point, uint32_t, uint32_t, Image*, Image*);
void frinit(Frame*, Rectangle, Font*, Image*, Image**);
void frsetrects(Frame*, Rectangle, Image*);
void frclear(Frame*, int);
uint8_t *_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, uint32_t, uint32_t);
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*, uint32_t, Point, int);
Point _frptofcharnb(Frame*, uint32_t, 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)