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Fixed bug in block highlight. Start of word_wrap_para() function WIP.

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This commit is contained in:
Bobbi Webber-Manners 2020-08-01 01:53:56 -04:00
parent 28e2b8d020
commit 06657eaa94
2 changed files with 26 additions and 10 deletions
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33
apps/edit.c
View File

@ -31,14 +31,8 @@
#define BELL 0x07
#define BACKSPACE 0x08
#define CURDOWN 0x0a
#define RETURN 0x0d
#define NOMOUSETXT 0x1b
#define HOME 0x19
#define CLRLINE 0x1a
#define ESC 0x1b
#define MOUSETXT 0x1b
#define CLREOL 0x1d
#define DELETE 0x7f
#define BUFSZ (41 * 512) // 20.5KB
@ -459,10 +453,9 @@ uint8_t read_char_update_pos(void) {
col = 0;
return 1;
}
if (do_print) {
if (do_print)
cputc(c);
revers(0);
}
revers(0);
++col;
if (do_print)
rowlen[row] = col;
@ -901,6 +894,23 @@ void page_up(void) {
break;
}
/*
* Perform word-wrapping on current paragraph
*/
void word_wrap_para() {
uint8_t col = 0;
while ((gapbuf[gapbegin] != EOL) && (gapbegin > 0)) {
gapbuf[gapend--] = gapbuf[--gapbegin];
}
if (gapbuf[gapbegin] == EOL)
gapbuf[gapbegin++] = gapbuf[++gapend];
while ((gapbuf[gapbegin] != EOL) && (gapend < BUFSZ - 1)) {
++col;
/// TODO FINISH THIS
gapbuf[gapbegin++] = gapbuf[++gapend];
}
}
/*
* Help screen
* EDITHELP.TXT is expected to contain lines of exactly 80 chars
@ -1220,6 +1230,11 @@ int edit(char *fname) {
}
}
break;
case 0x80 + 'W': // OA-W "Wrap"
case 0x80 + 'w': // OA-w
word_wrap_para();
draw_screen();
break;
case 0x80 + 'S': // OA-S "Save"
case 0x80 + 's': // OA-s
save();

3
apps/edithelp.txt
View File

@ -17,6 +17,7 @@
| @-L Load file | @-M Move block of text |
| @-N Set file name to save +----------------------------------------+
| @-Q Quit | Miscellaneous: |
| @-S Save file | @-? This help |
| @-S Save file | @-W Word-wrap paragraph |
| | @-? This help |
| | Ctrl-L Refresh screen |
+-------------------------------------+----------------------------------------+