Renamed functions for greater stylistic consistency.

[plomrogue] / roguelike.c

diff --git a/roguelike.c b/roguelike.c
index e1852abb0b415f57e33ca26a7c4739dd083e37b0..e387daf1273e856323db27fc1452c8893d725fd7 100644 (file)
--- a/roguelike.c
+++ b/roguelike.c
@@ -39,13 +39,15 @@ struct Monster {
 
 void draw_with_linebreaks (struct Win *, char *, int);
 void draw_text_from_bottom (struct Win *, char *);
-void draw_log (struct Win *);
-void draw_map (struct Win *);
-void draw_info (struct Win *);
-void draw_keys_window (struct Win *);
+void draw_log_win (struct Win *);
+void draw_map_win (struct Win *);
+void draw_info_win (struct Win *);
+void draw_keys_win (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 *);
@@ -114,12 +116,12 @@ void draw_text_from_bottom (struct Win * win, char * text) {
     text = text + (sizeof(char) * (z + 1)); }
   draw_with_linebreaks(win, text, start_y); }
 
-void draw_log (struct Win * win) {
+void draw_log_win (struct Win * win) {
 // Draw log text from world struct in win->data from bottom to top.
   struct World * world = (struct World *) win->data;
   draw_text_from_bottom(win, world->log); }
 
-void draw_map (struct Win * win) {
+void draw_map_win (struct Win * win) {
 // Draw map determined by win->data Map struct into window. Respect offset.
   struct World * world = (struct World *) win->data;
   struct Map * map = world->map;
@@ -141,7 +143,7 @@ void draw_map (struct Win * win) {
           mvwaddch(win->curses, y, x, cells[z]);
         z++; } } } }
 
-void draw_info (struct Win * win) {
+void draw_info_win (struct Win * win) {
 // Draw info window by appending win->data integer value to "Turn: " display.
   struct World * world = (struct World *) win->data;
   int count = world->turn;
@@ -149,7 +151,7 @@ void draw_info (struct Win * win) {
   snprintf(text, 100, "Turn: %d", count);
   draw_with_linebreaks(win, text, 0); }
 
-void draw_keys_window (struct Win * win) {
+void draw_keys_win (struct Win * win) {
 // Draw keybinding window.
   struct World * world = (struct World *) win->data;
   struct KeysWinData * keyswindata = (struct KeysWinData *) world->keyswindata;
@@ -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++;
@@ -442,19 +470,10 @@ int main () {
   keypad(screen, TRUE);
   raw();
   struct WinMeta win_meta = init_win_meta(screen);
-
-  struct Win win_keys = init_window(&win_meta, "Keys");
-  win_keys.draw = draw_keys_window;
-  win_keys.data = &world;
-  struct Win win_map = init_window(&win_meta, "Map");
-  win_map.draw = draw_map;
-  win_map.data = &world;
-  struct Win win_info = init_window(&win_meta, "Info");
-  win_info.draw = draw_info;
-  win_info.data = &world;
-  struct Win win_log = init_window(&win_meta, "Log");
-  win_log.draw = draw_log;
-  win_log.data = &world;
+  struct Win win_keys = init_window(&win_meta, "Keys", &world, draw_keys_win);
+  struct Win win_map = init_window(&win_meta, "Map", &world, draw_map_win);
+  struct Win win_info = init_window(&win_meta, "Info", &world, draw_info_win);
+  struct Win win_log = init_window(&win_meta, "Log", &world, draw_log_win);
 
   int key;
   while (1) {
@@ -463,9 +482,9 @@ 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 +493,22 @@ 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"))
@@ -498,14 +517,14 @@ int main () {
       keyswin_move_selection (&world, 'd');
     else if (key == get_action_key(world.keybindings, "keys mod"))
       keyswin_mod_key (&world, &win_meta);
-    else if (key == get_action_key(world.keybindings, "map up") && map.offset_y > 0)
-      map.offset_y--;
+    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"))