xfnw
856abd2f7d
git-subtree-dir: sys/src/cmd/gopher git-subtree-split: 3680728b631ed65201b397f4ae3e5d1b03be42f9
30 lines
554 B
C
30 lines
554 B
C
#include <u.h>
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#include <libc.h>
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#include <draw.h>
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#include <event.h>
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#include <panel.h>
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#include "pldefs.h"
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/*
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* This is the same definition that 8½ uses
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*/
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int pl_idchar(int c){
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if(c<=' '
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|| 0x7F<=c && c<=0xA0
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|| utfrune("!\"#$%&'()*+,-./:;<=>?@`[\\]^{|}~", c))
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return 0;
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return 1;
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}
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int pl_rune1st(int c){
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return (c&0xc0)!=0x80;
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}
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char *pl_nextrune(char *s){
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do s++; while(!pl_rune1st(*s));
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return s;
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}
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int pl_runewidth(Font *f, char *s){
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char r[4], *t;
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t=r;
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do *t++=*s++; while(!pl_rune1st(*s));
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*t='\0';
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return stringwidth(f, r);
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}
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