X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=roguelike.c;h=20181befccf6b2de2c62d2a74091c4463cd50e2e;hb=122747fbbdc061942de2fc2bca901a44a6b4ab61;hp=76f124a1822c08d77ba89aea3658bfff185895ae;hpb=461523407ee764d156d262e7de8780debb49beba;p=plomrogue

diff --git a/roguelike.c b/roguelike.c
index 76f124a..20181be 100644
--- a/roguelike.c
+++ b/roguelike.c
@@ -1,125 +1,10 @@
 #include <ncurses.h>
 #include <string.h>
-#include <stdio.h>
 #include <stdlib.h>
 #include "windows.h"
-
-struct Map {
-  int width;
-  int height;
-  int offset_x;
-  int offset_y;
-  char * cells; };
-
-struct Player {
-  int y;
-  int x; };
-
-struct KeyBinding {
-  char * name;
-  int key; };
-
-struct KeysWinData {
-  int max;
-  char edit;
-  int select; };
-
-struct World {
-  char * log;
-  int turn;
-  struct Map * map;
-  struct Player * player;
-  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;
-  char fin = 0;
-  int z = -1;
-  for (y = start_y; y < win->height; y++) {
-    if (0 == fin)
-      toggle = 0;
-    for (x = 0; x < win->width; x++) {
-       if (0 == toggle) {
-         z++;
-         if ('\n' == text[z]) {
-           toggle = 1;
-           continue; }
-         else
-           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; } } } } }
-
-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
-    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 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]) {
-        toggle = 1;
-        break; } }
-  z = -1;
-  int start_y = 0;
-  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 < win->width; x++) {
-        z++;
-        if ('\n' == text[z])
-          break;
-        if ('\n' == text[z+1]) {
-          z++;
-          break; } }
-    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.
-  struct World * world = (struct World *) win->data;
-  struct Map * map = world->map;
-  struct Player * player = world->player;
-  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 < win->height; y++) {
-    z = map->offset_x + (map->offset_y + y) * (map->width);
-    for (x = 0; x < win->width; x++) {
-      if (y < height_map_av && x < width_map_av) {
-        if (z == (map->width * player->y) + player->x)
-          mvwaddch(win->curses, y, x, '@');
-        else
-          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.
-  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); }
+#include "draw_wins.h"
+#include "roguelike.h"
+#include "keybindings.h"
 
 void toggle_window (struct WinMeta * win_meta, struct Win * win) {
 // Toggle display of window win.
@@ -128,26 +13,73 @@ 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); } }
+
 struct Map init_map () {
 // Initialize map with some experimental start values.
   struct Map map;
-  map.width = 128;
-  map.height = 128;
+  map.width = 96;
+  map.height = 32;
   map.offset_x = 0;
   map.offset_y = 0;
   map.cells = malloc(map.width * map.height);
-  int x, y;
+  int x, y, ran;
+  char terrain;
   for (y = 0; y < map.height; y++)
-    for (x = 0; x < map.width; x++)
-      map.cells[(y * map.width) + x] = '.';
-  map.cells[(5 * map.width) + 5] = 'X';
-  map.cells[(3 * map.width) + 8] = 'X';
-  map.cells[(8 * map.width) + 3] = 'X';
+    for (x = 0; x < map.width; x++) {
+      terrain = '.';
+      ran = rand();
+      if (   0 == ran % ((x*x) / 3 + 1)
+          || 0 == ran % ((y*y) / 3 + 1)
+          || 0 == ran % ((map.width - x - 1) * (map.width - x - 1) / 3 + 1)
+          || 0 == ran %((map.height - y - 1) * (map.height - y - 1) / 3 + 1))
+        terrain = ' ';
+      map.cells[(y * map.width) + x] = terrain; }
   return map; }
 
-void update_info (struct World * world) {
-// Update info data by incrementing turn value.
-  world->turn++; }
+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++;
+  char d = rand() % 5;
+  char ty = world->monster->y;
+  char tx = world->monster->x;
+  if (1 == d)
+    ty++;
+  else if (2 == d)
+    ty--;
+  else if (3 == d)
+    tx++;
+  else if (4 == d)
+    tx--;
+  if (tx == world->player->x && ty == world->player->y)
+    update_log(world, "\nThe monster hits you.");
+  else if (is_passable(world, tx, ty)) {
+    world->monster->y = ty;
+    world->monster->x = tx; } }
 
 void update_log (struct World * world, char * text) {
 // Update log with new text to be appended.
@@ -161,154 +93,76 @@ void update_log (struct World * world, char * 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); }
+char is_passable (struct World * world, int x, int y) {
+// Check if coordinate on (or beyond) map is accessible to movement.
+  char passable = 0;
+  if (0 <= x && x < world->map->width && 0 <= y && y < world->map->height)
+    if ('.' == world->map->cells[y * world->map->width + x])
+      passable = 1;
+  return passable; }
+
+void move_player (struct World * world, char d) {
+// Move player in direction d, increment turn counter and update log.
+  static char prev = 0;
+  char success = 0;
+  char * dir;
+  char ty = world->player->y;
+  char tx = world->player->x;
+  if ('s' == d) {
+    dir = "south";
+    ty++; }
+  if ('n' == d) {
+    dir = "north";
+    ty--; }
+  if ('w' == d) {
+    dir = "west";
+    tx--; }
+  if ('e' == d) {
+    dir = "east";
+    tx++; }
+  if (ty == world->monster->y && tx == world->monster->x)
+    success = 2;
+  else if (is_passable(world, tx, ty)) {
+    success = 1;
+    world->player->y = ty;
+    world->player->x = tx; }
+  if (success * d == prev)
+    update_log (world, ".");
+  else {
+    if (2 == success)
+      update_log (world, "\nYou hit the monster.");
+    else {
+      char * msg = calloc(25, sizeof(char));
+      char * msg_content = "You fail to move";
+      if (1 == success)
+        msg_content = "You move";
+      sprintf(msg, "\n%s %s.", msg_content, dir);
+      update_log (world, msg);
+      free(msg); } }
+  prev = success * d;
+  next_turn (world); }
+
+void player_wait(struct World * world) {
+// Make player wait one turn.
+  next_turn (world);
+  update_log (world, "\nYou wait."); }
 
 int main () {
   struct World world;
   init_keybindings(&world);
+  world.turn = 0;
+  world.log = calloc(1, sizeof(char));
+  update_log (&world, "Start!");
   struct Map map = init_map();
   world.map = &map;
   struct Player player;
-  player.y = 2;
-  player.x = 2;
+  player.y = 16;
+  player.x = 16;
   world.player = &player;
+  struct Monster monster;
+  monster.y = 16;
+  monster.x = 80;
+  world.monster = &monster;
 
   WINDOW * screen = initscr();
   noecho();
@@ -316,25 +170,10 @@ 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;
-
-  world.turn = 0;
-  struct Win win_info = init_window(&win_meta, "Info");
-  win_info.draw = draw_info;
-  win_info.data = &world;
-
-  world.log = calloc(1, sizeof(char));
-  struct Win win_log = init_window(&win_meta, "Log");
-  win_log.draw = draw_log;
-  win_log.data = &world;
-  update_log (&world, "Start!");
+  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) {
@@ -343,9 +182,9 @@ 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"))
@@ -354,62 +193,48 @@ 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") && 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, "keys nav up"))
+      keyswin_move_selection (&world, 'u');
+    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"))
+      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--;
-    else if (key == get_action_key(world.keybindings, "player down") && player.y < map.height - 1) {
-      update_info (&world);
-      update_log (&world, "\nYou move south.");
-      player.y++; }
-    else if (key == get_action_key(world.keybindings, "player up") && player.y > 0) {
-      update_info (&world);
-      update_log (&world, "\nYou move north.");
-      player.y--; }
-    else if (key == get_action_key(world.keybindings, "player right") && player.x < map.width - 1) {
-      update_info (&world);
-      update_log (&world, "\nYou move east.");
-      player.x++; }
-    else if (key == get_action_key(world.keybindings, "player left") && player.x > 0) {
-      update_info (&world);
-      update_log (&world, "\nYou move west.");
-      player.x--; }
-    else if (key == get_action_key(world.keybindings, "wait") ) {
-      update_info (&world);
-      update_log (&world, "\nYou wait."); } }
+      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"))
+      move_player(&world, 'n');
+    else if (key == get_action_key(world.keybindings, "player right"))
+      move_player(&world, 'e');
+    else if (key == get_action_key(world.keybindings, "player left"))
+      move_player(&world, 'w');
+    else if (key == get_action_key(world.keybindings, "wait") )
+      player_wait (&world); }
 
   free(map.cells);
   for (key = 0; key <= world.keyswindata->max; key++)