ECE 2035 final project

Dependencies:   mbed wave_player 4DGL-uLCD-SE MMA8452

Committer:
rconnorlawson
Date:
Fri Mar 30 17:07:25 2018 +0000
Revision:
0:35660d7952f7
Child:
2:22d36e7740f1
Hollowed out shell code.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rconnorlawson 0:35660d7952f7 1 #ifndef MAP_H
rconnorlawson 0:35660d7952f7 2 #define MAP_H
rconnorlawson 0:35660d7952f7 3
rconnorlawson 0:35660d7952f7 4 #include "hash_table.h"
rconnorlawson 0:35660d7952f7 5
rconnorlawson 0:35660d7952f7 6 /**
rconnorlawson 0:35660d7952f7 7 * A structure to represent the map. The implementation is private.
rconnorlawson 0:35660d7952f7 8 */
rconnorlawson 0:35660d7952f7 9 struct Map;
rconnorlawson 0:35660d7952f7 10
rconnorlawson 0:35660d7952f7 11 // A function pointer type for drawing MapItems.
rconnorlawson 0:35660d7952f7 12 // All tiles are 11x11 blocks.
rconnorlawson 0:35660d7952f7 13 // u,v is the top left corner pixel of the block
rconnorlawson 0:35660d7952f7 14 typedef void (*DrawFunc)(int u, int v);
rconnorlawson 0:35660d7952f7 15
rconnorlawson 0:35660d7952f7 16 /**
rconnorlawson 0:35660d7952f7 17 * The data for elements in the map. Each item in the map HashTable is a
rconnorlawson 0:35660d7952f7 18 * MapItem.
rconnorlawson 0:35660d7952f7 19 */
rconnorlawson 0:35660d7952f7 20 typedef struct {
rconnorlawson 0:35660d7952f7 21 /**
rconnorlawson 0:35660d7952f7 22 * Indicates the "type" of the MapItem: WALL, DOOR, PLANT, etc. This is
rconnorlawson 0:35660d7952f7 23 * useful for determining how to interact with the object when updating the
rconnorlawson 0:35660d7952f7 24 * game state.
rconnorlawson 0:35660d7952f7 25 */
rconnorlawson 0:35660d7952f7 26 int type;
rconnorlawson 0:35660d7952f7 27
rconnorlawson 0:35660d7952f7 28 /**
rconnorlawson 0:35660d7952f7 29 * A function pointer to the drawing function for this item. Used by draw_game.
rconnorlawson 0:35660d7952f7 30 */
rconnorlawson 0:35660d7952f7 31 DrawFunc draw;
rconnorlawson 0:35660d7952f7 32
rconnorlawson 0:35660d7952f7 33 /**
rconnorlawson 0:35660d7952f7 34 * If zero, this item should block character motion.
rconnorlawson 0:35660d7952f7 35 */
rconnorlawson 0:35660d7952f7 36 int walkable;
rconnorlawson 0:35660d7952f7 37
rconnorlawson 0:35660d7952f7 38 /**
rconnorlawson 0:35660d7952f7 39 * Arbitrary extra data for the MapItem. Could be useful for keeping up with
rconnorlawson 0:35660d7952f7 40 * special information, like where a set of stairs should take the player.
rconnorlawson 0:35660d7952f7 41 *
rconnorlawson 0:35660d7952f7 42 * Iterpretation of this can depend on the type of the MapItem. For example,
rconnorlawson 0:35660d7952f7 43 * a WALL probably doesn't need to use this (it can be NULL), where an NPC
rconnorlawson 0:35660d7952f7 44 * might use it to store game state (have I given the player the key yet?).
rconnorlawson 0:35660d7952f7 45 */
rconnorlawson 0:35660d7952f7 46 void* data;
rconnorlawson 0:35660d7952f7 47 } MapItem;
rconnorlawson 0:35660d7952f7 48
rconnorlawson 0:35660d7952f7 49 typedef struct {
rconnorlawson 0:35660d7952f7 50 int tm;
rconnorlawson 0:35660d7952f7 51 int tx, ty;
rconnorlawson 0:35660d7952f7 52 } StairsData;
rconnorlawson 0:35660d7952f7 53
rconnorlawson 0:35660d7952f7 54 // MapItem types
rconnorlawson 0:35660d7952f7 55 // Define more of these!
rconnorlawson 0:35660d7952f7 56 #define WALL 0
rconnorlawson 0:35660d7952f7 57 #define PLANT 1
rconnorlawson 0:35660d7952f7 58
rconnorlawson 0:35660d7952f7 59 /**
rconnorlawson 0:35660d7952f7 60 * Initializes the internal structures for all maps. This does not populate
rconnorlawson 0:35660d7952f7 61 * the map with items, but allocates space for them, initializes the hash tables,
rconnorlawson 0:35660d7952f7 62 * and sets the width and height.
rconnorlawson 0:35660d7952f7 63 */
rconnorlawson 0:35660d7952f7 64 void maps_init();
rconnorlawson 0:35660d7952f7 65
rconnorlawson 0:35660d7952f7 66 /**
rconnorlawson 0:35660d7952f7 67 * Returns a pointer to the active map.
rconnorlawson 0:35660d7952f7 68 */
rconnorlawson 0:35660d7952f7 69 Map* get_active_map();
rconnorlawson 0:35660d7952f7 70
rconnorlawson 0:35660d7952f7 71 /**
rconnorlawson 0:35660d7952f7 72 * Sets the active map to map m, where m is the index of the map to activate.
rconnorlawson 0:35660d7952f7 73 * Returns a pointer to the new active map.
rconnorlawson 0:35660d7952f7 74 */
rconnorlawson 0:35660d7952f7 75 Map* set_active_map(int m);
rconnorlawson 0:35660d7952f7 76
rconnorlawson 0:35660d7952f7 77 /**
rconnorlawson 0:35660d7952f7 78 * Returns the map m, regardless of whether it is the active map. This function
rconnorlawson 0:35660d7952f7 79 * does not change the active map.
rconnorlawson 0:35660d7952f7 80 */
rconnorlawson 0:35660d7952f7 81 Map* get_map(int m);
rconnorlawson 0:35660d7952f7 82
rconnorlawson 0:35660d7952f7 83 /**
rconnorlawson 0:35660d7952f7 84 * Print the active map to the serial console.
rconnorlawson 0:35660d7952f7 85 */
rconnorlawson 0:35660d7952f7 86 void print_map();
rconnorlawson 0:35660d7952f7 87
rconnorlawson 0:35660d7952f7 88 // Access
rconnorlawson 0:35660d7952f7 89 /**
rconnorlawson 0:35660d7952f7 90 * Returns the width of the active map.
rconnorlawson 0:35660d7952f7 91 */
rconnorlawson 0:35660d7952f7 92 int map_width();
rconnorlawson 0:35660d7952f7 93
rconnorlawson 0:35660d7952f7 94 /**
rconnorlawson 0:35660d7952f7 95 * Returns the heigh of the active map.
rconnorlawson 0:35660d7952f7 96 */
rconnorlawson 0:35660d7952f7 97 int map_height();
rconnorlawson 0:35660d7952f7 98
rconnorlawson 0:35660d7952f7 99 /**
rconnorlawson 0:35660d7952f7 100 * Returns the total number of cells in the active map.
rconnorlawson 0:35660d7952f7 101 */
rconnorlawson 0:35660d7952f7 102 int map_area();
rconnorlawson 0:35660d7952f7 103
rconnorlawson 0:35660d7952f7 104 /**
rconnorlawson 0:35660d7952f7 105 * Returns the MapItem immediately above the given location.
rconnorlawson 0:35660d7952f7 106 */
rconnorlawson 0:35660d7952f7 107 MapItem* get_north(int x, int y);
rconnorlawson 0:35660d7952f7 108
rconnorlawson 0:35660d7952f7 109 /**
rconnorlawson 0:35660d7952f7 110 * Returns the MapItem immediately below the given location.
rconnorlawson 0:35660d7952f7 111 */
rconnorlawson 0:35660d7952f7 112 MapItem* get_south(int x, int y);
rconnorlawson 0:35660d7952f7 113
rconnorlawson 0:35660d7952f7 114 /**
rconnorlawson 0:35660d7952f7 115 * Returns the MapItem immediately to the right of the given location.
rconnorlawson 0:35660d7952f7 116 */
rconnorlawson 0:35660d7952f7 117 MapItem* get_east(int x, int y);
rconnorlawson 0:35660d7952f7 118
rconnorlawson 0:35660d7952f7 119 /**
rconnorlawson 0:35660d7952f7 120 * Returns the MapItem immediately to the left of the given location.
rconnorlawson 0:35660d7952f7 121 */
rconnorlawson 0:35660d7952f7 122 MapItem* get_west(int x, int y);
rconnorlawson 0:35660d7952f7 123
rconnorlawson 0:35660d7952f7 124 /**
rconnorlawson 0:35660d7952f7 125 * Returns the MapItem at the given location.
rconnorlawson 0:35660d7952f7 126 */
rconnorlawson 0:35660d7952f7 127 MapItem* get_here(int x, int y);
rconnorlawson 0:35660d7952f7 128
rconnorlawson 0:35660d7952f7 129 // Directions, for using the modification functions
rconnorlawson 0:35660d7952f7 130 #define HORIZONTAL 0
rconnorlawson 0:35660d7952f7 131 #define VERTICAL 1
rconnorlawson 0:35660d7952f7 132
rconnorlawson 0:35660d7952f7 133 /**
rconnorlawson 0:35660d7952f7 134 * If there is a MapItem at (x,y), remove it from the map.
rconnorlawson 0:35660d7952f7 135 */
rconnorlawson 0:35660d7952f7 136 void map_erase(int x, int y);
rconnorlawson 0:35660d7952f7 137
rconnorlawson 0:35660d7952f7 138 /**
rconnorlawson 0:35660d7952f7 139 * Add WALL items in a line of length len beginning at (x,y).
rconnorlawson 0:35660d7952f7 140 * If dir == HORIZONTAL, the line is in the direction of increasing x.
rconnorlawson 0:35660d7952f7 141 * If dir == VERTICAL, the line is in the direction of increasing y.
rconnorlawson 0:35660d7952f7 142 *
rconnorlawson 0:35660d7952f7 143 * If there are already items in the map that collide with this line, they are
rconnorlawson 0:35660d7952f7 144 * erased.
rconnorlawson 0:35660d7952f7 145 */
rconnorlawson 0:35660d7952f7 146 void add_wall(int x, int y, int dir, int len);
rconnorlawson 0:35660d7952f7 147
rconnorlawson 0:35660d7952f7 148 /**
rconnorlawson 0:35660d7952f7 149 * Add a PLANT item at (x,y). If there is already a MapItem at (x,y), erase it
rconnorlawson 0:35660d7952f7 150 * before adding the plant.
rconnorlawson 0:35660d7952f7 151 */
rconnorlawson 0:35660d7952f7 152 void add_plant(int x, int y);
rconnorlawson 0:35660d7952f7 153
rconnorlawson 0:35660d7952f7 154 #endif //MAP_H