X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=roguelike.c;h=89b64624036ebd5f16ae0256d46f27a90482e5d0;hb=891ff33aec8906fe8203910a26c56650ce74b904;hp=ac7252ea3f4ec105cb28692310363b0ee0cedb2c;hpb=0aa35d081a2386ff02562a38a55c75215e3159e5;p=plomrogue

diff --git a/roguelike.c b/roguelike.c
index ac7252e..89b6462 100644
--- a/roguelike.c
+++ b/roguelike.c
@@ -44,14 +44,16 @@ void draw_map (struct Win *);
 void draw_info (struct Win *);
 void draw_keys_window (struct Win *);
 void toggle_window (struct WinMeta *, struct Win *);
+void growshrink_active_window (struct WinMeta *, char);
 void init_keybindings(struct World *);
 struct Map init_map ();
+void map_scroll (struct Map *, char);
 void next_turn (struct World *);
 void update_log (struct World *, char *);
 void save_keybindings(struct World *);
 int get_action_key (struct KeyBinding *, char *);
 char * get_keyname(int);
-void mod_key (struct World *, struct WinMeta *);
+void keyswin_mod_key (struct World *, struct WinMeta *);
 void keyswin_move_selection (struct World *, char);
 char is_passable (struct World *, int, int);
 void move_player (struct World *, char);
@@ -191,6 +193,21 @@ void toggle_window (struct WinMeta * win_meta, struct Win * win) {
   else
     append_window(win_meta, win); }
 
+void growshrink_active_window (struct WinMeta * win_meta, char change) {
+// Grow or shrink active window horizontally or vertically by one cell size.
+  if (0 != win_meta->active) {
+    int height = win_meta->active->height;
+    int width = win_meta->active->width;
+    if      (change == '-')
+      height--;
+    else if (change == '+')
+      height++;
+    else if (change == '_')
+      width--;
+    else if (change == '*')
+      width++;
+    resize_active_window (win_meta, height, width); } }
+
 void init_keybindings(struct World * world) {
 // Initialize keybindings from file "keybindings".
   FILE * file = fopen("keybindings", "r");
@@ -249,6 +266,17 @@ struct Map init_map () {
       map.cells[(y * map.width) + x] = terrain; }
   return map; }
 
+void map_scroll (struct Map * map, char dir) {
+// Scroll map into direction dir if possible by changing the offset.
+  if      ('n' == dir && map->offset_y > 0)
+    map->offset_y--;
+  else if ('s' == dir)
+    map->offset_y++;
+  else if ('w' == dir && map->offset_x > 0)
+    map->offset_x--;
+  else if ('e' == dir)
+    map->offset_x++; }
+
 void next_turn (struct World * world) {
 // Increment turn and move enemy.
   world->turn++;
@@ -349,8 +377,8 @@ char * get_keyname(int keycode) {
     sprintf(keyname, "(unknown)");
   return keyname;  }
 
-void mod_key (struct World * world, struct WinMeta * win_meta) {
-// In keybinding window, mark selection modifiable, modify key. Ensure max of three digits in key code field.
+void keyswin_mod_key (struct World * world, struct WinMeta * win_meta) {
+// In keybindings window, mark selection modifiable, modify key. Ensure max of three digits in key code field.
   world->keyswindata->edit = 1;
   draw_all_windows (win_meta);
   int key = getch();
@@ -463,9 +491,9 @@ int main () {
     if      (key == get_action_key(world.keybindings, "quit"))
       break;
     else if (key == get_action_key(world.keybindings, "scroll pad right"))
-      win_meta.pad_offset++;
-    else if (key == get_action_key(world.keybindings, "scroll pad left") && win_meta.pad_offset > 0)
-      win_meta.pad_offset--;
+      scroll_pad (&win_meta, '+');
+    else if (key == get_action_key(world.keybindings, "scroll pad left"))
+      scroll_pad (&win_meta, '-');
     else if (key == get_action_key(world.keybindings, "toggle keys window"))
       toggle_window(&win_meta, &win_keys);
     else if (key == get_action_key(world.keybindings, "toggle map window"))
@@ -474,22 +502,22 @@ int main () {
       toggle_window(&win_meta, &win_info);
     else if (key == get_action_key(world.keybindings, "toggle log window"))
       toggle_window(&win_meta, &win_log);
-    else if (key == get_action_key(world.keybindings, "cycle forwards") && win_meta.active != 0)
+    else if (key == get_action_key(world.keybindings, "cycle forwards"))
       cycle_active_window(&win_meta, 'n');
-    else if (key == get_action_key(world.keybindings, "cycle backwards") && win_meta.active != 0)
+    else if (key == get_action_key(world.keybindings, "cycle backwards"))
       cycle_active_window(&win_meta, 'p');
-    else if (key == get_action_key(world.keybindings, "shift forwards")  && win_meta.active != 0)
-      shift_window(&win_meta, 'f');
-    else if (key == get_action_key(world.keybindings, "shift backwards") && win_meta.active != 0)
-      shift_window(&win_meta, 'b');
-    else if (key == get_action_key(world.keybindings, "grow horizontally") && win_meta.active != 0)
-      resize_window(&win_meta, '*');
-    else if (key == get_action_key(world.keybindings, "shrink horizontally") && win_meta.active != 0)
-      resize_window(&win_meta, '_');
-    else if (key == get_action_key(world.keybindings, "grow vertically") && win_meta.active != 0)
-      resize_window(&win_meta, '+');
-    else if (key == get_action_key(world.keybindings, "shrink vertically") && win_meta.active != 0)
-      resize_window(&win_meta, '-');
+    else if (key == get_action_key(world.keybindings, "shift forwards"))
+      shift_active_window(&win_meta, 'f');
+    else if (key == get_action_key(world.keybindings, "shift backwards"))
+      shift_active_window(&win_meta, 'b');
+    else if (key == get_action_key(world.keybindings, "grow horizontally"))
+      growshrink_active_window(&win_meta, '*');
+    else if (key == get_action_key(world.keybindings, "shrink horizontally"))
+      growshrink_active_window(&win_meta, '_');
+    else if (key == get_action_key(world.keybindings, "grow vertically"))
+      growshrink_active_window(&win_meta, '+');
+    else if (key == get_action_key(world.keybindings, "shrink vertically"))
+      growshrink_active_window(&win_meta, '-');
     else if (key == get_action_key(world.keybindings, "save keys"))
       save_keybindings(&world);
     else if (key == get_action_key(world.keybindings, "keys nav up"))
@@ -497,15 +525,15 @@ int main () {
     else if (key == get_action_key(world.keybindings, "keys nav down"))
       keyswin_move_selection (&world, 'd');
     else if (key == get_action_key(world.keybindings, "keys mod"))
-      mod_key (&world, &win_meta);
-    else if (key == get_action_key(world.keybindings, "map up") && map.offset_y > 0)
-      map.offset_y--;
+      keyswin_mod_key (&world, &win_meta);
+    else if (key == get_action_key(world.keybindings, "map up"))
+      map_scroll (&map, 'n');
     else if (key == get_action_key(world.keybindings, "map down"))
-      map.offset_y++;
+      map_scroll (&map, 's');
     else if (key == get_action_key(world.keybindings, "map right"))
-      map.offset_x++;
-    else if (key == get_action_key(world.keybindings, "map left") && map.offset_x > 0)
-      map.offset_x--;
+      map_scroll (&map, 'e');
+    else if (key == get_action_key(world.keybindings, "map left"))
+      map_scroll (&map, 'w');
     else if (key == get_action_key(world.keybindings, "player down"))
       move_player(&world, 's');
     else if (key == get_action_key(world.keybindings, "player up"))