implement stairs

1 files changed, 50 insertions, 14 deletions

diff --git a/main.c b/main.c
index 5b4f3b0..3fc97eb 100644
--- a/main.c
+++ b/main.c
@@ -102,6 +102,27 @@ void display_map(
     wrefresh(win);
 }
 
+void display_instructions(WINDOW *win)
+{
+    mvwprintw(win, 1, 2, "h - move left");
+    mvwprintw(win, 2, 2, "j - move down");
+    mvwprintw(win, 3, 2, "k - move up");
+    mvwprintw(win, 4, 2, "l - move right");
+    mvwprintw(win, 5, 2, "> - move down staircase");
+    mvwprintw(win, 6, 2, "< - exit via staircase");
+    wrefresh(win);
+}
+
+void display_message(WINDOW *win, char *msg)
+{
+    for (int i = 1; i < MESSAGE_PANEL_WIDTH - 1; ++i) {
+        mvwaddch(win, 1, i, ' ');
+    }
+
+    mvwprintw(win, 1, 1, msg);
+    wrefresh(win);
+}
+
 int main(void)
 {
     initialize();
@@ -125,18 +146,7 @@ int main(void)
         (COLS - MAIN_PANEL_WIDTH - INSTRUCTION_PANEL_WIDTH) / 2
     );
 
-    mvwprintw(inst, 1, 2, "h - move left");
-    mvwprintw(inst, 2, 2, "j - move down");
-    mvwprintw(inst, 3, 2, "k - move up");
-    mvwprintw(inst, 4, 2, "l - move right");
-    wrefresh(inst);
-
-    mvwprintw(msgs, 1, 1, "TODO: put messages here");
-    wrefresh(msgs);
-
-    wattron(main_win, COLOR_PAIR(1));
-    wrefresh(main_win);
-
+    // create the map
     enum tile_type *map;
     struct point   *open_tiles;
     int             num_open_tiles;
@@ -144,6 +154,7 @@ int main(void)
     struct point    down;
     create_cave(&map, &open_tiles, &num_open_tiles, &up, &down);
 
+    // create the camera and player at the up stairs
     struct entity *entities = malloc(sizeof(struct entity) * MAX_ENTITIES);
     entities[0].disp_ch     = "";
     entities[0].name        = "camera";
@@ -155,10 +166,14 @@ int main(void)
     entities[1].ypos        = up.y;
     int num_entities        = 2;
 
+    // start displaying things
     display_map(main_win, map, entities, num_entities);
+    display_instructions(inst);
+    display_message(msgs, "TODO: put a message here");
 
-    int ch;
-    while ((ch = getch()) != KEY_F(1)) {
+    int  ch;
+    bool done = false;
+    while (!done && (ch = getch()) != KEY_F(1)) {
         switch (ch) {
         case 'k' :
             if (entities[1].ypos > 0) {
@@ -192,10 +207,31 @@ int main(void)
                 }
             }
             break;
+        case '>' :
+            if (map[entities[1].ypos * WIDTH + entities[1].xpos] ==
+                DOWN_STAIR) {
+                free(map);
+                free(open_tiles);
+                create_cave(&map, &open_tiles, &num_open_tiles, &up, &down);
+                entities[0].xpos = up.x - MAIN_PANEL_WIDTH / 2 + 1;
+                entities[0].ypos = up.y - MAIN_PANEL_HEIGHT / 2 + 1;
+                entities[1].xpos = up.x;
+                entities[1].ypos = up.y;
+            }
+            break;
+        case '<' :
+            if (map[entities[1].ypos * WIDTH + entities[1].xpos] == UP_STAIR) {
+                done = true;
+            }
+            break;
         }
         display_map(main_win, map, entities, num_entities);
     }
 
+    free(map);
+    free(open_tiles);
+    free(entities);
+
     endwin();
 
     return 0;