From bdee2852c13f6b02ec5207ded584839a3118233e Mon Sep 17 00:00:00 2001
From: scratko <m@scratko.xyz>
Date: Tue, 2 Apr 2024 17:43:35 +0300
Subject: Initial commit

---
 field.c | 163 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 163 insertions(+)
 create mode 100644 field.c

(limited to 'field.c')

diff --git a/field.c b/field.c
new file mode 100644
index 0000000..df61097
--- /dev/null
+++ b/field.c
@@ -0,0 +1,163 @@
+#include "field.h"
+#include "ghosts.h"
+#include <ncurses.h>
+#include <stdlib.h>
+
+static const char field_sample[field_height][field_width] = {
+    {"////////////////////////////"},
+    {"/1....2.....1//1.....2....1/"},
+    {"/.////./////.//./////.////./"},
+    {"/./  /./   /.//./   /./  /./"},
+    {"/./  /./   /.//./   /./  /./"},
+    {"/.////./////.//./////.////./"},
+    {"/2....3..2..2..2..2..3....2/"},
+    {"/.////.//.////////.//.////./"},
+    {"/.////.//.////////.//.////./"},
+    {"/1....2//1..1//1..1//2....1/"},
+    {"//////.///// // /////.//////"},
+    {"     /.///// // /////./     "},
+    {"     /.//1        1//./     "},
+    {"     /.// ///##/// //./     "},
+    {"//////.// /      /2  2//////"},
+    {"      3  2/      / //2      "},
+    {"//////.// //////// //.//////"},
+    {"     /.//2        2//./     "},
+    {"//////.// //////// //.//////"},
+    {"/1....3..2..1//1..2..3....1/"},
+    {"/.////./////.//./////.////./"},
+    {"/.////./////.//./////.////./"},
+    {"/1.1//2..2..2..2..2..2//1.1/"},
+    {"///.//.//.////////.//.//.///"},
+    {"///.//.//.////////.//.//.///"},
+    {"/1.2..1//1..1//1..1//1..2.1/"},
+    {"/.//////////.//.//////////./"},
+    {"/1..........2..2..........1/"},
+    {"////////////////////////////"},
+};
+
+static void copy_field(game_space field)
+{
+    int i;
+    for(i = 0; i < field_height; ++i) {
+        int j;
+        for(j = 0; j < field_width; ++j)
+            field[i][j] = field_sample[i][j];
+    }
+}
+
+game_space get_new_field()
+{
+    game_space field = malloc(field_width * field_height);
+    copy_field(field);
+    return field;
+}
+
+static int is_has_point(int i, int j)
+{
+    return !((i == 12 && j == 9) || (i == 12 && j == 18) || 
+             (i == 14 && j == 18) || (i == 15 && j == 9) ||
+             (i == 17 && j == 9) || (i == 17 && j == 18));
+}
+
+void print_field(game_space field)
+{
+    int i;
+    char symbol;
+    for(i = 0; i < field_height; ++i) {
+        int j;
+        for(j = 0; j < field_width; ++j) {
+            symbol = field[i][j];
+            move(i, j);
+            switch(symbol) {
+                case '1':
+                case '2':
+                case '3':
+                    if(is_has_point(i, j))
+                        addch('.');
+                    else
+                        addch(' ');
+                    break;
+                case '/':
+                    addch('/');
+                    break;
+                case '.':
+                    addch('.');
+                    break;
+                case '#':
+                    addch('#');
+                    break;
+            }
+            refresh();
+        }
+    }
+}
+
+void display_character(int y, int x, int symbol)
+{
+    move(y, x);
+    addch(symbol);
+    refresh();
+}
+
+void display_ghosts_on_field(struct ghost_type *red_ghost,
+                             struct ghost_type *pink_ghost,
+                             struct ghost_type *blue_ghost,
+                             struct ghost_type *orange_ghost)
+{
+    display_character(red_ghost->position.y, red_ghost->position.x, '&');
+    display_character(pink_ghost->position.y, pink_ghost->position.x, '&');
+    display_character(blue_ghost->position.y, blue_ghost->position.x, '&');
+    display_character(orange_ghost->position.y, orange_ghost->position.x, '&');
+}
+
+void clear_symbol(game_space field, int y, int x, 
+                  enum select_character character)
+{
+    int symbol = field[y][x];
+    move(y, x);
+    if(character == ghost_char) {
+        switch(symbol) {
+            case '#':
+                addch('#');
+                break;
+            case '.':
+                addch('.');
+                break;
+            case ' ':
+                addch(' ');
+                break;
+        }
+    }
+    else if(character == pac_char)
+        addch(' ');
+    refresh();
+}
+
+enum intersection_type get_intersection(const game_space field, 
+                                          struct ghost_type *ghost)
+{
+    int y, x, symbol;
+    y = ghost->position.y;
+    x = ghost->position.x;
+    symbol = field[y][x];
+    switch(symbol) {
+        case one_path:
+            return one_path;
+        case two_paths:
+            return two_paths;
+        case three_paths:
+            return three_paths;
+        default:
+            return direct_path;
+    }
+}
+
+struct free_directions find_free_directions(game_space field, int y, int x)
+{
+    struct free_directions found_paths;
+    found_paths.left = field[y][x-1] != '/' && field[y][x-1] != '#' ? 1 : 0;
+    found_paths.right = field[y][x+1] != '/' && field[y][x+1] != '#' ? 1 : 0;
+    found_paths.up = field[y-1][x] != '/' && field[y-1][x] != '#' ? 1 : 0;
+    found_paths.down = field[y+1][x] != '/' && field[y+1][x] != '#' ? 1 : 0;
+    return found_paths;
+}
-- 
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