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merged tcursorwrap() with tnewline(), added few comments and updated copyright.

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This commit is contained in:
Aurélien Aptel 2010-08-27 00:28:27 +02:00
parent 42b2912e21
commit fbb66da9a9
1 changed files with 11 additions and 14 deletions
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25
st.c
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@ -129,7 +129,6 @@ static void csireset(void);
static void tclearregion(int, int, int, int); static void tclearregion(int, int, int, int);
static void tcursor(int); static void tcursor(int);
static void twrapcursor(void);
static void tdeletechar(int); static void tdeletechar(int);
static void tdeleteline(int); static void tdeleteline(int);
static void tinsertblank(int); static void tinsertblank(int);
@ -337,7 +336,8 @@ treset(void) {
} }
void void
tnew(int col, int row) { /* screen size */ tnew(int col, int row) {
/* screen size */
term.row = row, term.col = col; term.row = row, term.col = col;
term.top = 0, term.bot = term.row - 1; term.top = 0, term.bot = term.row - 1;
/* mode */ /* mode */
@ -437,16 +437,6 @@ tmoveto(int x, int y) {
term.c.y = y < 0 ? 0 : y >= term.row ? term.row-1 : y; term.c.y = y < 0 ? 0 : y >= term.row ? term.row-1 : y;
} }
void
twrapcursor(void) {
int y = term.c.y+1;
if(y > term.bot) {
tmoveto(0, term.bot);
tscroll();
} else
tmoveto(0, y);
}
void void
tsetchar(char c) { tsetchar(char c) {
term.line[term.c.y][term.c.x] = term.c.attr; term.line[term.c.y][term.c.x] = term.c.attr;
@ -974,7 +964,7 @@ tputc(char c) {
if(term.c.x+1 < term.col) { if(term.c.x+1 < term.col) {
tmoveto(term.c.x+1, term.c.y); tmoveto(term.c.x+1, term.c.y);
} else if(IS_SET(MODE_WRAP)) } else if(IS_SET(MODE_WRAP))
twrapcursor(); tnewline();
break; break;
} }
} }
@ -995,13 +985,20 @@ tresize(int col, int row) {
if(col < 1 || row < 1) if(col < 1 || row < 1)
return; return;
/* free uneeded rows */
for(i = row; i < term.row; i++) for(i = row; i < term.row; i++)
free(term.line[i]); free(term.line[i]);
/* resize to new height */
term.line = realloc(term.line, row * sizeof(Line)); term.line = realloc(term.line, row * sizeof(Line));
/* resize each row to new width, zero-pad if needed */
for(i = 0; i < minrow; i++) { for(i = 0; i < minrow; i++) {
term.line[i] = realloc(term.line[i], col * sizeof(Glyph)); term.line[i] = realloc(term.line[i], col * sizeof(Glyph));
memset(term.line[i] + mincol, 0, (col - mincol) * sizeof(Glyph)); memset(term.line[i] + mincol, 0, (col - mincol) * sizeof(Glyph));
} }
/* allocate any new rows */
for(/* i == minrow */; i < row; i++) for(/* i == minrow */; i < row; i++)
term.line[i] = calloc(col, sizeof(Glyph)); term.line[i] = calloc(col, sizeof(Glyph));
@ -1337,7 +1334,7 @@ run(void) {
int int
main(int argc, char *argv[]) { main(int argc, char *argv[]) {
if(argc == 2 && !strncmp("-v", argv[1], 3)) if(argc == 2 && !strncmp("-v", argv[1], 3))
die("st-" VERSION ", © 2009 st engineers\n"); die("st-" VERSION ", (c) 2010 st engineers\n");
else if(argc != 1) else if(argc != 1)
die("usage: st [-v]\n"); die("usage: st [-v]\n");
setlocale(LC_CTYPE, ""); setlocale(LC_CTYPE, "");