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tao lao
Dependencies: mbed wave_player 4DGL-uLCD-SE MMA8452
map.h
- Committer:
- hnguyen403
- Date:
- 2020-11-24
- Revision:
- 3:33bf11645fe1
- Parent:
- 2:4947d6a82971
File content as of revision 3:33bf11645fe1:
// Copyright 2020 Georgia Tech. All rights reserved. // The materials provided by the instructor in this course are for // the use of the students currently enrolled in the course. // Copyrighted course materials may not be further disseminated. // This file must not be made publicly available anywhere. #ifndef MAP_H #define MAP_H #include "hash_table.h" /** * A structure to represent the map. The implementation is private. */ struct Map; // A function pointer type for drawing MapItems. // All tiles are 11x11 blocks. // u,v is the top left corner pixel of the block typedef void (*DrawFunc)(int u, int v); /** * The data for elements in the map. Each item in the map HashTable is a * MapItem. */ typedef struct { /** * Indicates the "type" of the MapItem: WALL, DOOR, PLANT, etc. This is * useful for determining how to interact with the object when updating the * game state. */ int type; /** * A function pointer to the drawing function for this item. Used by draw_game. */ DrawFunc draw; /** * If zero, this item should block character motion. */ int walkable; /** * Arbitrary extra data for the MapItem. Could be useful for keeping up with * special information, like where a set of stairs should take the player. * * Iterpretation of this can depend on the type of the MapItem. For example, * a WALL probably doesn't need to use this (it can be NULL), where an NPC * might use it to store game state (have I given the player the key yet?). */ void* data; } MapItem; typedef struct { int tm; int tx, ty; } StairsData; // MapItem types // Define more of these! #define WALL 0 #define DOOR 1 #define PLANT 2 #define WATER 3 #define KEY 4 #define GOODIE 5 #define SNAKE_BODY 6 #define CLEAR 7 #define STAIRS 8 #define SONAR 9 #define PUZZLE 10 #define NPC 11 /** * Initializes the internal structures for all maps. This does not populate * the map with items, but allocates space for them, initializes the hash tables, * and sets the width and height. */ void maps_init(); /** * Returns a pointer to the active map. */ Map* get_active_map(); /** * Sets the active map to map m, where m is the index of the map to activate. * Returns a pointer to the new active map. */ Map* set_active_map(int m); /** * Returns the map m, regardless of whether it is the active map. This function * does not change the active map. */ Map* get_map(int m); /** * Print the active map to the serial console. */ void print_map(); // Access /** * Returns the width of the active map. */ int map_width(); /** * Returns the heigh of the active map. */ int map_height(); /** * Returns the total number of cells in the active map. */ int map_area(); MapItem* get_current(int x, int y); /** * Returns the MapItem immediately above the given location. */ MapItem* get_north(int x, int y); /** * Returns the MapItem immediately below the given location. */ MapItem* get_south(int x, int y); /** * Returns the MapItem immediately to the right of the given location. */ MapItem* get_east(int x, int y); /** * Returns the MapItem immediately to the left of the given location. */ MapItem* get_west(int x, int y); /** * Returns the MapItem at the given location. */ MapItem* get_here(int x, int y); // Directions, for using the modification functions #define HORIZONTAL 0 #define VERTICAL 1 /** * If there is a MapItem at (x,y), remove it from the map. */ void map_erase(int x, int y); /** * Add WALL items in a line of length len beginning at (x,y). * If dir == HORIZONTAL, the line is in the direction of increasing x. * If dir == VERTICAL, the line is in the direction of increasing y. * * If there are already items in the map that collide with this line, they are * erased. */ void add_wall(int x, int y, int dir, int len); /** * Add a PLANT item at (x,y). If there is already a MapItem at (x,y), erase it * before adding the plant. */ void add_plant(int x, int y); void add_goodie(int x, int y); void remove_goodie(int x, int y); void add_snake_body(int x, int y); void add_snake_head(int x, int y); void add_snake_tail(int x, int y); void add_nothing(int x, int y); #endif //MAP_H