From fbb66da9a9ef3c12c1e8dee7433d003b85d70e9c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Aur=C3=A9lien=20Aptel?= Date: Fri, 27 Aug 2010 00:28:27 +0200 Subject: merged tcursorwrap() with tnewline(), added few comments and updated copyright. --- st.c | 25 +++++++++++-------------- 1 file changed, 11 insertions(+), 14 deletions(-) (limited to 'st.c') diff --git a/st.c b/st.c index 9667dbd..ebe896c 100644 --- a/st.c +++ b/st.c @@ -129,7 +129,6 @@ static void csireset(void); static void tclearregion(int, int, int, int); static void tcursor(int); -static void twrapcursor(void); static void tdeletechar(int); static void tdeleteline(int); static void tinsertblank(int); @@ -337,7 +336,8 @@ treset(void) { } void -tnew(int col, int row) { /* screen size */ +tnew(int col, int row) { + /* screen size */ term.row = row, term.col = col; term.top = 0, term.bot = term.row - 1; /* mode */ @@ -437,16 +437,6 @@ tmoveto(int x, int 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 tsetchar(char c) { 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) { tmoveto(term.c.x+1, term.c.y); } else if(IS_SET(MODE_WRAP)) - twrapcursor(); + tnewline(); break; } } @@ -995,13 +985,20 @@ tresize(int col, int row) { if(col < 1 || row < 1) return; + /* free uneeded rows */ for(i = row; i < term.row; i++) free(term.line[i]); + + /* resize to new height */ term.line = realloc(term.line, row * sizeof(Line)); + + /* resize each row to new width, zero-pad if needed */ for(i = 0; i < minrow; i++) { term.line[i] = realloc(term.line[i], col * sizeof(Glyph)); memset(term.line[i] + mincol, 0, (col - mincol) * sizeof(Glyph)); } + + /* allocate any new rows */ for(/* i == minrow */; i < row; i++) term.line[i] = calloc(col, sizeof(Glyph)); @@ -1337,7 +1334,7 @@ run(void) { int main(int argc, char *argv[]) { 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) die("usage: st [-v]\n"); setlocale(LC_CTYPE, ""); -- cgit v1.2.3