Linyan Shi
/
cn17lys
N5110
Paddle/Paddle.cpp
- Committer:
- aileen
- Date:
- 2020-04-28
- Revision:
- 0:90b7f20b3a8d
File content as of revision 0:90b7f20b3a8d:
#include "Paddle.h" // nothing doing in the constructor and destructor Paddle::Paddle() { } Paddle::~Paddle() { } void Paddle::init(int x,int height,int width) { _x = x; // x value on screen is fixed _y = HEIGHT/2 - height/2; // y depends on height of screen and height of paddle _height = height; _width = width; _speed = 1; // default speed _score = 0; // start score from zero } void Paddle::draw(N5110 &lcd) { // draw paddle in screen buffer. lcd.drawRect(_x,_y,_width,_height,FILL_BLACK); } void Paddle::update(Direction d,float mag) { _speed = int(mag*10.0f); // scale is arbitrary, could be changed in future // update y value depending on direction of movement // North is decrement as origin is at the top-left so decreasing moves up if (d == N) { _y-=_speed; } else if (d == S) { _y+=_speed; } // check the y origin to ensure that the paddle doesn't go off screen if (_y < 1) { _y = 1; } if (_y > HEIGHT - _height - 1) { _y = HEIGHT - _height - 1; } } void Paddle::add_score() { _score++; } int Paddle::get_score() { return _score; } Vector2D Paddle::get_pos() { Vector2D p = {_x,_y}; return p; }