From 79f5a34a060662b4f540d2a78428d1ec520aa43b Mon Sep 17 00:00:00 2001
From: Murilo Pereira <murilo@murilopereira.com>
Date: Tue, 31 May 2011 02:42:10 -0300
Subject: [PATCH] cursor->marked.

---
 lib/cursor.c  | 9 +++++++++
 lib/cursor.h  | 3 +++
 lib/display.c | 6 +++++-
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/lib/cursor.c b/lib/cursor.c
index 77e0817..1e682d6 100644
--- a/lib/cursor.c
+++ b/lib/cursor.c
@@ -22,6 +22,7 @@ void initialize_cursor(struct cursor *cursor) {
   cursor->window = newwin(0, 0, cursor->y, cursor->x);
   cursor->x = CURSOR_BEGIN_X;
   cursor->y = CURSOR_BEGIN_Y;
+  cursor->marked = false;
 }
 
 void free_cursor(struct cursor *cursor) {
@@ -31,6 +32,14 @@ void free_cursor(struct cursor *cursor) {
   free(cursor);
 }
 
+void mark_cursor(struct cursor *cursor) {
+  cursor->marked = true;
+}
+
+void unmark_cursor(struct cursor *cursor) {
+  cursor->marked = false;
+}
+
 void move_cursor(struct cursor *cursor, enum movement movement) {
   switch (movement) {
   case LEFT:
diff --git a/lib/cursor.h b/lib/cursor.h
index ecea910..ba357fe 100644
--- a/lib/cursor.h
+++ b/lib/cursor.h
@@ -28,6 +28,7 @@ struct cursor {
   WINDOW *window;
   int x;
   int y;
+  bool marked;
 };
 
 enum movement { LEFT, DOWN, UP, RIGHT };
@@ -37,6 +38,8 @@ extern struct deck *deck;
 void allocate_cursor(struct cursor **);
 void initialize_cursor(struct cursor *);
 void free_cursor(struct cursor *);
+void mark_cursor(struct cursor *);
+void unmark_cursor(struct cursor *);
 void move_cursor(struct cursor *, enum movement);
 
 #endif
diff --git a/lib/display.c b/lib/display.c
index 41a50e3..b11cb61 100644
--- a/lib/display.c
+++ b/lib/display.c
@@ -144,7 +144,11 @@ void draw_deck(struct deck *deck) {
 }
 
 void draw_cursor(struct cursor *cursor) {
-  mvwaddch(cursor->window, cursor->y, cursor->x, '*');
+  if (cursor->marked) {
+    mvwaddch(cursor->window, cursor->y, cursor->x, '@');
+  } else {
+    mvwaddch(cursor->window, cursor->y, cursor->x, '*');
+  }
   wrefresh(cursor->window);
 }