shot.h

00001 #ifndef SHOT_H
00002 #define SHOT_H
00003 
00004 #include "mbed.h"
00005 #include "Gamepad.h"
00006 #include "N5110.h"
00007 #include <vector>
00008 #include <time.h>
00009 #include <stdlib.h>
00010 
00011 /**struct of shot position type and direction*/
00012 struct shot_posandtype {
00013     int x;
00014     int y;
00015     int type;
00016     int dir;
00017 };
00018 
00019 /** shot class
00020  *@brief set several kinds of shot and come from all around
00021  *@author Zeyu Feng
00022  *@13 April 2020
00023  */
00024 class shot
00025 {
00026 
00027 public:
00028 
00029     /**constructor*/
00030     shot();
00031     /**destructor*/
00032     ~shot();
00033     /**generate first 7 shots vector include position type direction by iterating through the vector*/
00034     void init();
00035     
00036     /**produce a init position of shots((21,0);(42,0);(63,0);(21,45);(42,45);(63,45))
00037      *@param vector_i(shot_posandtype*)
00038      */
00039     void init_pos(shot_posandtype *i);
00040     
00041     /**update shots in their directions*/
00042     void update();
00043     
00044     /**resize shots as time goes on
00045        generate shots in empty vector */
00046     void update_shot();
00047     
00048     /**draw updated shots iterating through the vector*/
00049     void draw(N5110 &lcd);
00050     
00051     /**if beyoud border, delete it and generate new one, keep total number constant*/
00052     void delete_shot();
00053     
00054     /**control difficulty of game(size)
00055     *@param timerflag(int)
00056     *@param increment(float) per 1/6 s
00057     *@param max(int)
00058     */
00059     void gen_shot(int timer_flag, float increment, int max);
00060 
00061     /**accessors set the size of shots
00062     *@param size(int)
00063     */
00064     void set_size(int size);
00065     
00066     /**accessors create a shot vector for testing*/
00067     void set_shot(int x, int y, int type, int Direction);
00068 
00069     /**mutators get size
00070     *@return current size
00071     */
00072     int get_size();
00073     
00074     /** mutators get position of the shot for testing*/
00075     Vector2D get_shot();
00076 
00077 private:
00078     /** creat vectors for my struct 'shot_posandtype'
00079         vector is useful as it is possible to remove or add elements*/
00080     std::vector<shot_posandtype> _p;
00081     
00082     /**vector size must an integer*/
00083     int _size;
00084     
00085     /**it's too fast to generate 1 shot per 1/6 second,
00086        generate a float number (0-1),use f_to_i convert to _size*/
00087     float _size_f;
00088     
00089     Vector2D _shot_pos;
00090 };
00091 #endif
00092 
00093 
00094 
00095