tbi/win: make mvwhline(), mvwvline()

2 files changed, 66 insertions, 0 deletions

diff --git a/lib/tbi/win.c b/lib/tbi/win.c
index 4acc23f..3486c7a 100644
--- a/lib/tbi/win.c
+++ b/lib/tbi/win.c
@@ -150,3 +150,39 @@ BOOLEAN wborder(struct window *w, CHAR16 ls, CHAR16 rs, CHAR16 ts,
 	return TRUE;
 }
 
+BOOLEAN mvwhline(struct window *w, INT32 x, INT32 y, CHAR16 ch, INT32 n)
+{
+	UINTN i, length;
+	ASSERT(w != NULL);
+	CHECK_POSITION(w, x, y);
+
+	length = w->width - x;
+	if(length > n)
+		length = n;
+
+	length += x;
+	for(i = x; i < length; i++) {
+		w->text[y][i] = ch;
+		w->attr[y][i] = w->cur_attr;
+	}
+	return TRUE;
+}
+
+BOOLEAN mvwvline(struct window *w, INT32 x, INT32 y, CHAR16 ch, INT32 n)
+{
+	UINTN i, length;
+	ASSERT(w != NULL);
+	CHECK_POSITION(w, x, y);
+
+	length = w->height - y;
+	if(length > n)
+		length = n;
+
+	length += y;
+	for(i = y; i < length; i++) {
+		w->text[i][x] = ch;
+		w->attr[i][x] = w->cur_attr;
+	}
+	return TRUE;
+}
+
diff --git a/lib/tbi/win.h b/lib/tbi/win.h
index eddda05..404cdd1 100644
--- a/lib/tbi/win.h
+++ b/lib/tbi/win.h
@@ -103,4 +103,34 @@ BOOLEAN wmove(struct window *w, INT32 x, INT32 y);
 BOOLEAN wborder(struct window *w, CHAR16 ls, CHAR16 rs, CHAR16 ts,
 	CHAR16 bs, CHAR16 tl, CHAR16 tr, CHAR16 bl, CHAR16 br);
 
+/*
+ * Moves to specified coordinates, draws a horizontal line using ch
+ * starting at (x, y) in the window. The current cursor position is 
+ * not changed.
+ *
+ * w: the window on which to operate
+ * x: the X(column) coordinate for the start of the line
+ * y: the Y(row) coordinate for the start of the line
+ * ch: the character used to draw the line
+ * n: the maximum number of chars in the line
+ *
+ * return: FALSE upon failure and TRUE upon successful completion
+*/
+BOOLEAN mvwhline(struct window *w, INT32 x, INT32 y, CHAR16 ch, INT32 n);
+
+/*
+ * Moves to specified coordinates, draws a vertical line using ch
+ * starting at (x, y) in the window. The current cursor position is 
+ * not changed.
+ *
+ * w: the window on which to operate
+ * x: the X(column) coordinate for the start of the line
+ * y: the Y(row) coordinate for the start of the line
+ * ch: the character used to draw the line
+ * n: the maximum number of chars in the line
+ *
+ * return: FALSE upon failure and TRUE upon successful completion
+*/
+BOOLEAN mvwvline(struct window *w, INT32 x, INT32 y, CHAR16 ch, INT32 n);
+
 #endif /* UFM_TBI_WINDOW_H */