Liting Liu / Mbed 2 deprecated el17ll

demo

Dependencies:   mbed Gamepad N5110

the_wall/the_wall.cpp@1:7b5a843acc05, 2020-05-14 (annotated)

Committer:
Ting12138
Date:
Thu May 14 13:00:19 2020 +0000
Revision:
1:7b5a843acc05
Parent:
0:ba32cfe0051e 
homework

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Ting12138 0:ba32cfe0051e 1 #include "the_wall.h"
Ting12138 0:ba32cfe0051e 2
Ting12138 0:ba32cfe0051e 3 the_wall::the_wall()
Ting12138 0:ba32cfe0051e 4 {
Ting12138 0:ba32cfe0051e 5
Ting12138 0:ba32cfe0051e 6 }
Ting12138 0:ba32cfe0051e 7
Ting12138 0:ba32cfe0051e 8 the_wall::~the_wall()
Ting12138 0:ba32cfe0051e 9 {
Ting12138 0:ba32cfe0051e 10
Ting12138 0:ba32cfe0051e 11 }
Ting12138 0:ba32cfe0051e 12
Ting12138 0:ba32cfe0051e 13 void the_wall::init(int x,int gap,int width,int speed) {
Ting12138 0:ba32cfe0051e 14 _x = x; // wall x starting postion and updating position
Ting12138 0:ba32cfe0051e 15 _gap = gap; // gap represents the distance between the wall
Ting12138 0:ba32cfe0051e 16 int uncertainty = rand() % (47 - _gap);
Ting12138 0:ba32cfe0051e 17 _height = uncertainty; // get random height for the wall
Ting12138 0:ba32cfe0051e 18 _width = width; // fixed width
Ting12138 0:ba32cfe0051e 19 _speed = speed; // adjuctable speed
Ting12138 0:ba32cfe0051e 20 }
Ting12138 0:ba32cfe0051e 21
Ting12138 0:ba32cfe0051e 22 void the_wall::draw1(N5110 &lcd) {
Ting12138 0:ba32cfe0051e 23 // draw wall in screen buffer.
Ting12138 0:ba32cfe0051e 24 lcd.drawRect(_x,0,_width,_height,FILL_BLACK);
Ting12138 0:ba32cfe0051e 25 }
Ting12138 0:ba32cfe0051e 26
Ting12138 0:ba32cfe0051e 27 void the_wall::draw2(N5110 &lcd) {
Ting12138 0:ba32cfe0051e 28 lcd.drawRect(_x,(_gap + _height),_width,(HEIGHT - (_gap + _height)),FILL_BLACK); // draw the wall near the bottom
Ting12138 0:ba32cfe0051e 29 }
Ting12138 0:ba32cfe0051e 30
Ting12138 0:ba32cfe0051e 31 void the_wall::update() {
Ting12138 0:ba32cfe0051e 32 _x -= _speed; // speed is arbitrary, could be changed in the future, and the wall is shifting to left
Ting12138 0:ba32cfe0051e 33 }
Ting12138 0:ba32cfe0051e 34
Ting12138 0:ba32cfe0051e 35 void the_wall::reset() { // when the wall is off from the left screen, replace it back to the right side and continue the game
Ting12138 0:ba32cfe0051e 36 _x = 149;
Ting12138 0:ba32cfe0051e 37 int uncertainty = rand() % (47 - _gap);
Ting12138 0:ba32cfe0051e 38 _height = uncertainty;
Ting12138 0:ba32cfe0051e 39 }
Ting12138 0:ba32cfe0051e 40
Ting12138 0:ba32cfe0051e 41 int the_wall::get_x() { // get x position and wall height for collision logic function
Ting12138 0:ba32cfe0051e 42 return _x;
Ting12138 0:ba32cfe0051e 43 }
Ting12138 0:ba32cfe0051e 44 int the_wall::get_height() {
Ting12138 0:ba32cfe0051e 45 return _height;
Ting12138 0:ba32cfe0051e 46 }