X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=roguelike.c;h=002b875f9f78c7928c78956d898268dd010fa0c1;hb=a068b574ce8ac851be5ca1aefbaa487ef6c8e60e;hp=2f8a7808519225a91bfd6000fd850af921259314;hpb=0b9b769be3968b0d0689f6f88342658b8af848c0;p=plomrogue

diff --git a/roguelike.c b/roguelike.c
index 2f8a780..002b875 100644
--- a/roguelike.c
+++ b/roguelike.c
@@ -13,49 +13,56 @@ struct Map {
   int player_y;
   char * cells; };
 
+struct KeyBinding {
+  char * name;
+  int key; };
+
+struct KeysWinData {
+  int max;
+  char edit;
+  int select; };
+
+struct World {
+  char * log;
+  int turn;
+  struct KeyBinding * keybindings;
+  struct KeysWinData * keyswindata; };
+
 void draw_with_linebreaks (struct Win * win, char * text, int start_y) {
 // Write text into window content space. Start on row start_y. Fill unused rows with whitespace.
   int x, y;
   char toggle;
-  int height_av = win->height - 1;
-  int width_av = win->width - 1;
   char fin = 0;
   int z = -1;
-  for (y = start_y; y < height_av; y++) {
+  for (y = start_y; y < win->height; y++) {
     if (0 == fin)
       toggle = 0;
-    for (x = 0; x < width_av; x++) {
+    for (x = 0; x < win->width; x++) {
        if (0 == toggle) {
          z++;
          if ('\n' == text[z]) {
-           mvwaddch(win->curses_win, y+1, x+win->border_left, ' ');
            toggle = 1;
            continue; }
          else
-           mvwaddch(win->curses_win, y+1, x+win->border_left, text[z]);
+           mvwaddch(win->curses, y, x, text[z]);
          if ('\n' == text[z+1]) {
            z++;
            toggle = 1; }
          else if (0 == text[z+1]) {
             toggle = 1;
-            fin = 1; } }
-       else
-         mvwaddch(win->curses_win, y+1, x+win->border_left, ' '); } } }
-
-void draw_text_from_bottom (struct Win * win) {
-// Draw text in win->data from end/bottom to the top.
-  char * text = (char *) win->data;
-  int width_av = win->width - 1;
-  int height_av = win->height - 1;
+            fin = 1; } } } } }
+
+void draw_text_from_bottom (struct Win * win, char * text) {
+// Draw text from end/bottom to the top.
   char toggle = 0;
   int x, y, offset;
   int z = -1;
-  for (y = 0; 0 == toggle; y++)         // Determine number of lines text would have in a window of available
-    for (x = 0; x < width_av; x++) {    // width, but infinite height.
+  for (y = 0; 0 == toggle; y++)                           // Determine number of lines text would have in
+    for (x = 0; x < win->width; x++) {                    // a window of available width, but infinite height.
       z++;
-      if ('\n' == text[z])              // Treat \n and \0 as control characters for incrementing y and
-        break;                          // stopping the loop. Make sure they don't count as cell space
-      if ('\n' == text[z+1]) {          // themselves.
+      if ('\n' == text[z])            // Treat \n and \0 as control characters for incrementing y and stopping
+        break;                        // the loop. Make sure they don't count as cell space themselves.
+      if ('\n' == text[z+1]) {
         z++;
         break; }
       else if (0 == text[z+1]) {
@@ -63,15 +70,12 @@ void draw_text_from_bottom (struct Win * win) {
         break; } }
   z = -1;
   int start_y = 0;
-  if (y < height_av) {             // Depending on what is bigger, determine start point in window or in text.
-    start_y = height_av - y;
-    for (y = 0; y < start_y; y++)
-      for (x = 0; x < width_av; x++)
-        mvwaddch(win->curses_win, y+1, x+win->border_left, ' '); }
-  else if (y > height_av) {
-    offset = y - height_av;
+  if (y < win->height)             // Depending on what is bigger, determine start point in window or in text.
+    start_y = win->height - y;
+  else if (y > win->height) {
+    offset = y - win->height;
     for (y = 0; y < offset; y++)
-      for (x = 0; x < width_av; x++) {
+      for (x = 0; x < win->width; x++) {
         z++;
         if ('\n' == text[z])
           break;
@@ -81,37 +85,39 @@ void draw_text_from_bottom (struct Win * win) {
     text = text + (sizeof(char) * (z + 1)); }
   draw_with_linebreaks(win, text, start_y); }
 
+void draw_log (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) {
 // Draw map determined by win->data Map struct into window. Respect offset.
-  int height_av = win->height - 1;
-  int width_av = win->width - 1;
   struct Map map = * (struct Map *) win->data;
   char * cells = map.cells;
   int width_map_av = map.width - map.offset_x;
   int height_map_av = map.height - map.offset_y;
   int x, y, z;
-  for (y = 0; y < height_av; y++) {
+  for (y = 0; y < win->height; y++) {
     z = map.offset_x + (map.offset_y + y) * (map.width);
-    for (x = 0; x < width_av; x++) {
+    for (x = 0; x < win->width; x++) {
       if (y < height_map_av && x < width_map_av) {
         if (z == (map.width * map.player_y) + map.player_x)
-          mvwaddch(win->curses_win, y+1, x+win->border_left, '@');
+          mvwaddch(win->curses, y, x, '@');
         else
-          mvwaddch(win->curses_win, y+1, x+win->border_left, cells[z]);
-        z++; }
-      else
-        mvwaddch(win->curses_win, y+1, x+win->border_left, ' '); } } }
+          mvwaddch(win->curses, y, x, cells[z]);
+        z++; } } } }
 
 void draw_info (struct Win * win) {
 // Draw info window by appending win->data integer value to "Turn: " display.
-  int count = * (int *) win->data;
+  struct World world = * (struct World *) win->data;
+  int count = world.turn;
   char text[100];
   snprintf(text, 100, "Turn: %d", count);
   draw_with_linebreaks(win, text, 0); }
 
 void toggle_window (struct WinMeta * win_meta, struct Win * win) {
 // Toggle display of window win.
-  if (0 != win->curses_win)
+  if (0 != win->curses)
     suspend_window(win_meta, win);
   else
     append_window(win_meta, win); }
@@ -135,106 +141,273 @@ struct Map init_map () {
   map.cells[(8 * map.width) + 3] = 'X';
   return map; }
 
-void update_info (struct Win * win) {
+void update_info (struct World * world) {
 // Update info data by incrementing turn value.
-  * (int *) win->data = * (int *) win->data + 1; }
+  world->turn++; }
 
-void update_log (struct Win * win, char * text) {
+void update_log (struct World * world, char * text) {
 // Update log with new text to be appended.
   char * new_text;
-  int len_old = strlen(win->data);
+  int len_old = strlen(world->log);
   int len_new = strlen(text);
   int len_whole = len_old + len_new + 1;
   new_text = calloc(len_whole, sizeof(char));
-  memcpy(new_text, win->data, len_old);
+  memcpy(new_text, world->log, len_old);
   memcpy(new_text + len_old, text, len_new);
-  free(win->data);
-  win->data = new_text; }
+  free(world->log);
+  world->log = new_text; }
+
+int get_action_key (struct KeyBinding * keybindings, char * name) {
+// Return key matching name in keybindings.
+  int i = 0;
+  while (strcmp(keybindings[i].name, name) )
+    i++;
+  return keybindings[i].key; }
+
+char * get_keyname(int keycode) {
+// Translate some keycodes to readable names of max 9 chars.
+  char * keyname;
+  keyname = malloc(15);
+  if (32 < keycode && keycode < 127)
+    sprintf(keyname, "%c", keycode);
+  else if (keycode == 9)
+    sprintf(keyname, "TAB");
+  else if (keycode == 10)
+    sprintf(keyname, "RETURN");
+  else if (keycode == 27)
+    sprintf(keyname, "ESCAPE");
+  else if (keycode == 32)
+    sprintf(keyname, "SPACE");
+  else if (keycode == KEY_UP)
+    sprintf(keyname, "UP");
+  else if (keycode == KEY_DOWN)
+    sprintf(keyname, "DOWN");
+  else if (keycode == KEY_LEFT)
+    sprintf(keyname, "LEFT");
+  else if (keycode == KEY_RIGHT)
+    sprintf(keyname, "RIGHT");
+  else if (keycode == KEY_HOME)
+    sprintf(keyname, "HOME");
+  else if (keycode == KEY_BACKSPACE)
+    sprintf(keyname, "BACKSPACE");
+  else if (keycode >= KEY_F0 && keycode <= KEY_F(63)) {
+    int f = keycode - KEY_F0;
+    sprintf(keyname, "F%d", f); }
+  else if (keycode == KEY_DC)
+    sprintf(keyname, "DELETE");
+  else if (keycode == KEY_IC)
+    sprintf(keyname, "INSERT");
+  else if (keycode == KEY_NPAGE)
+    sprintf(keyname, "NEXT PAGE");
+  else if (keycode == KEY_PPAGE)
+    sprintf(keyname, "PREV PAGE");
+  else if (keycode == KEY_END)
+    sprintf(keyname, "END");
+  else
+    sprintf(keyname, "(unknown)");
+  return keyname;  }
+
+void draw_keys_window (struct Win * win) {
+// Draw keybinding window.
+  struct World * world = (struct World *) win->data;
+  struct KeysWinData * keyswindata = (struct KeysWinData *) world->keyswindata;
+  struct KeyBinding * keybindings = world->keybindings;
+  int offset = 0;
+  if (keyswindata->max >= win->height) {
+    if (keyswindata->select > win->height / 2) {
+      if (keyswindata->select < (keyswindata->max - (win->height / 2)))
+        offset = keyswindata->select - (win->height / 2);
+      else
+        offset = keyswindata->max - win->height + 1; } }
+  int keydescwidth = 9 + 1; // max length assured by get_keyname() + \0
+  char * keydesc = malloc(keydescwidth);
+  attr_t attri;
+  int y, x;
+  char * keyname;
+  for (y = 0; y <= keyswindata->max && y < win->height; y++) {
+    attri = 0;
+    if (y == keyswindata->select - offset) {
+      attri = A_REVERSE;
+      if (1 == keyswindata->edit)
+        attri = attri | A_BLINK; }
+    keyname = get_keyname(keybindings[y + offset].key);
+    snprintf(keydesc, keydescwidth, "%-9s", keyname);
+    free(keyname);
+    for (x = 0; x < win->width; x++)
+      if (x < strlen(keydesc))
+        mvwaddch(win->curses, y, x, keydesc[x] | attri);
+      else if (strlen(keydesc) < x && x < strlen(keybindings[y + offset].name) + strlen(keydesc) + 1)
+        mvwaddch(win->curses, y, x, keybindings[y + offset].name[x - strlen(keydesc) - 1] | attri);
+      else
+        mvwaddch(win->curses, y, x, ' ' | attri); }
+  free(keydesc); }
+
+void init_keybindings(struct World * world) {
+// Initialize keybindings from file "keybindings".
+  FILE * file = fopen("keybindings", "r");
+  int lines = 0;
+  int c = 0;
+  int linemax = 0;
+  int c_count = 0;
+  while (EOF != c) {
+    c_count++;
+    c = getc(file);
+    if ('\n' == c) {
+      if (c_count > linemax)
+        linemax = c_count + 1;
+      c_count = 0;
+      lines++; } }
+  struct KeyBinding * keybindings = malloc(lines * sizeof(struct KeyBinding));
+  fseek(file, 0, SEEK_SET);
+  char * command = malloc(linemax);
+  int commcount = 0;
+  char * cmdptr;
+  while (fgets(command, linemax, file)) {
+    keybindings[commcount].key = atoi(command);
+    cmdptr = strchr(command, ' ') + 1;
+    keybindings[commcount].name = malloc(strlen(cmdptr));
+    memcpy(keybindings[commcount].name, cmdptr, strlen(cmdptr) - 1);
+    keybindings[commcount].name[strlen(cmdptr) - 1] = '\0';
+    commcount++; }
+  free(command);
+  fclose(file);
+  struct KeysWinData * keyswindata = malloc(sizeof(struct KeysWinData));
+  keyswindata->max = lines - 1;
+  keyswindata->select = 0;
+  keyswindata->edit = 0;
+  world->keybindings = keybindings;
+  world->keyswindata = keyswindata; }
+
+void save_keybindings(struct World * world) {
+// Write keybindings to keybindings file.
+  struct KeysWinData * keyswindata = (struct KeysWinData *) world->keyswindata;
+  struct KeyBinding * keybindings = world->keybindings;
+  FILE * file = fopen("keybindings", "w");
+  int linemax = 0;
+  int i;
+  for (i = 0; i <= keyswindata->max; i++)
+    if (strlen(keybindings[i].name) > linemax)
+      linemax = strlen(keybindings[i].name);
+  linemax = linemax + 6; // + 6 = + 3 digits + whitespace + newline + null byte
+  char * line = malloc(linemax);
+  for (i = 0; i <= keyswindata->max; i++) {
+    snprintf(line, linemax, "%d %s\n", keybindings[i].key, keybindings[i].name);
+    fwrite(line, sizeof(char), strlen(line), file); }
+  free(line);
+  fclose(file); }
 
 int main () {
+  struct World world;
+  init_keybindings(&world);
+
   WINDOW * screen = initscr();
   noecho();
   curs_set(0);
+  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;
   struct Map map = init_map();
   win_map.data = &map;
 
+  world.turn = 0;
   struct Win win_info = init_window(&win_meta, "Info");
   win_info.draw = draw_info;
-  win_info.data = malloc(sizeof(int));
-  * (int *) win_info.data = 0;
+  win_info.data = &world;
 
+  world.log = calloc(1, sizeof(char));
   struct Win win_log = init_window(&win_meta, "Log");
-  win_log.draw = draw_text_from_bottom;
-  win_log.data = calloc(1, sizeof(char));
-  update_log (&win_log, "Start!");
+  win_log.draw = draw_log;
+  win_log.data = &world;
+  update_log (&world, "Start!");
 
-  char key;
+  int key;
   while (1) {
+    draw_all_windows (&win_meta);
     key = getch();
-    if      (key == 'Q')                                    // quit
+    if      (key == get_action_key(world.keybindings, "quit"))
       break;
-    else if (key == '1')                                    // toggle map window
+    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--;
+    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"))
       toggle_window(&win_meta, &win_map);
-    else if (key == '2')                                    // toggle info window
+    else if (key == get_action_key(world.keybindings, "toggle info window"))
       toggle_window(&win_meta, &win_info);
-    else if (key == '3')                                    // toggle log window
+    else if (key == get_action_key(world.keybindings, "toggle log window"))
       toggle_window(&win_meta, &win_log);
-    else if (key == 'x') {                                  // scroll map down
-      map.offset_y++;
-      draw_all_windows (&win_meta); }
-    else if (key == 'w' && map.offset_y > 0) {              // scroll map up
-      map.offset_y--;
-      draw_all_windows (&win_meta); }
-    else if (key == 'd') {                                  // scroll map right
-      map.offset_x++;
-      draw_all_windows (&win_meta); }
-    else if (key == 'a' && map.offset_x > 0) {              // scroll map left
-      map.offset_x--;
-      draw_all_windows (&win_meta); }
-    else if (key == 'b' && map.player_y < map.height - 1) { // move player south
-      update_info (&win_info);
-      update_log (&win_log, "\nYou move south.");
-      map.player_y++;
-      draw_all_windows (&win_meta); }
-    else if (key == 't' && map.player_y > 0) {              // move player north
-      update_info (&win_info);
-      update_log (&win_log, "\nYou move north.");
-      map.player_y--;
-      draw_all_windows (&win_meta); }
-    else if (key == 'h' && map.player_x < map.width - 1) {  // move player east
-      update_info (&win_info);
-      update_log (&win_log, "\nYou move east.");
-      map.player_x++;
-      draw_all_windows (&win_meta); }
-    else if (key == 'f' && map.player_x > 0) {              // move player west
-      update_info (&win_info);
-      update_log (&win_log, "\nYou move west.");
-      map.player_x--;
-      draw_all_windows (&win_meta); }
-    else if (key == '.') {                                  // wait
-      update_info (&win_info);
-      update_log (&win_log, "\nYou wait.");
-      draw_all_windows(&win_meta); }
-    else if (key == '>' && win_meta.active != 0)            // cycle forwards in windows chain
+    else if (key == get_action_key(world.keybindings, "cycle forwards") && win_meta.active != 0)
       cycle_active_window(&win_meta, 'n');
-    else if (key == '<' && win_meta.active != 0)            // cycle backwards in windows chain
+    else if (key == get_action_key(world.keybindings, "cycle backwards") && win_meta.active != 0)
       cycle_active_window(&win_meta, 'p');
-    else if (key == 'y' && win_meta.active != 0)            // shift window forwards
+    else if (key == get_action_key(world.keybindings, "shift forwards")  && win_meta.active != 0)
       shift_window(&win_meta, 'f');
-    else if (key == 'Y' && win_meta.active != 0)            // shift window backwards
+    else if (key == get_action_key(world.keybindings, "shift backwards") && win_meta.active != 0)
       shift_window(&win_meta, 'b');
-    else if (key == '*' && win_meta.active != 0)            // grow window horizontally
+    else if (key == get_action_key(world.keybindings, "grow horizontally") && win_meta.active != 0)
       resize_window(&win_meta, '*');
-    else if (key == '_' && win_meta.active != 0)            // shrink window horizontally
+    else if (key == get_action_key(world.keybindings, "shrink horizontally") && win_meta.active != 0)
       resize_window(&win_meta, '_');
-    else if (key == '+' && win_meta.active != 0)            // grow window vertically
+    else if (key == get_action_key(world.keybindings, "grow vertically") && win_meta.active != 0)
       resize_window(&win_meta, '+');
-    else if (key == '-' && win_meta.active != 0)            // shrink window vertically
-      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, "save keys"))
+      save_keybindings(&world);
+    else if (key == get_action_key(world.keybindings, "keys nav up") && world.keyswindata->select > 0)
+      world.keyswindata->select--;
+    else if (key == get_action_key(world.keybindings, "keys nav down") && world.keyswindata->select < world.keyswindata->max)
+      world.keyswindata->select++;
+    else if (key == get_action_key(world.keybindings, "keys mod")) {
+      world.keyswindata->edit = 1;
+      draw_all_windows (&win_meta);
+      key = getch();
+      if (key < 1000) // ensure maximum of three digits in key code field
+        world.keybindings[world.keyswindata->select].key = key;
+      world.keyswindata->edit = 0; }
+    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 down"))
+      map.offset_y++;
+    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--;
+    else if (key == get_action_key(world.keybindings, "player down") && map.player_y < map.height - 1) {
+      update_info (&world);
+      update_log (&world, "\nYou move south.");
+      map.player_y++; }
+    else if (key == get_action_key(world.keybindings, "player up") && map.player_y > 0) {
+      update_info (&world);
+      update_log (&world, "\nYou move north.");
+      map.player_y--; }
+    else if (key == get_action_key(world.keybindings, "player right") && map.player_x < map.width - 1) {
+      update_info (&world);
+      update_log (&world, "\nYou move east.");
+      map.player_x++; }
+    else if (key == get_action_key(world.keybindings, "player left") && map.player_x > 0) {
+      update_info (&world);
+      update_log (&world, "\nYou move west.");
+      map.player_x--; }
+    else if (key == get_action_key(world.keybindings, "wait") ) {
+      update_info (&world);
+      update_log (&world, "\nYou wait."); } }
+
+  free(map.cells);
+  for (key = 0; key <= world.keyswindata->max; key++)
+    free(world.keybindings[key].name);
+  free(world.keybindings);
+  free(world.keyswindata);
+  free(world.log);
 
   endwin();
   return 0; }