try to clear and reset for vui_redraw()

1 files changed, 12 insertions, 6 deletions

diff --git a/vui.c b/vui.c
index 0c6c071..a888fb1 100644
--- a/vui.c
+++ b/vui.c
@@ -55,6 +55,10 @@ static VuiKey esc_key(u32 c);
 
 /* output */
 
+static VuiAttr attr_last = A_DEFAULT;
+static unsigned cur_x = 0;
+static unsigned cur_y = 0;
+
 static void vui_out_fit(size_t n);
 static void vui_outf(const char *fmt, ...);
 static inline void vui_outc(char c);
@@ -227,10 +231,15 @@ void vui_enable(void) {
 	tcsetattr(STDIN_FILENO, TCSANOW, &vui_tos_raw);
 }
 
+static inline void clear_and_reset(void) {
+	printf(CSI "H" CSI "2J" CSI "0m");
+	fflush(stdout);
+	attr_last = A_DEFAULT;
+}
+
 void vui_disable(void) {
 	tcsetattr(STDIN_FILENO, TCSANOW, &vui_tos_src);
-	printf("\x1b[H\x1b[2J\x1b[0m");
-	fflush(stdout);
+	clear_and_reset();
 }
 
 void vui_redraw(void) {
@@ -239,6 +248,7 @@ void vui_redraw(void) {
 	if (w != COLS || h != LINES) resize_win(w, h);
 	win.redraw_all = 1;
 	if (win.redraw_fn) win.redraw_fn(win.redraw_ctx);
+	clear_and_reset();
 	vui_blit();
 }
 
@@ -489,10 +499,6 @@ chg_colors:;
 
 void vui_scroll_buf(VuiBuffer *b, int dx, int dy);
 
-static VuiAttr attr_last = A_DEFAULT;
-static unsigned cur_x = 0;
-static unsigned cur_y = 0;
-
 static void emit_scroll_x(u32 y) {
 	if (win.scroll_x < 0) {
 		/* delete chars at start of line */