Diff: lib/Paddle.cpp

Revision:

1:d63a63f0d397

Child:

2:482d74ef09c8

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/Paddle.cpp	Fri Mar 05 16:58:05 2021 +0000
@@ -0,0 +1,40 @@
+#include "Paddle.h"
+
+// nothing doing in the constructor and destructor
+Paddle::Paddle() { }
+
+void Paddle::init(int x,int height,int width) {
+    printf("Paddle: Init\n");
+    _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) { 
+    printf("Paddle: Draw\n");
+    lcd.drawRect(_x,_y,_width,_height,FILL_BLACK); 
+}
+
+void Paddle::update(UserInput input) {
+    printf("Paddle: Update\n");
+    _speed = int(input.mag*_height);  // speed of movement changes depending on 
+    // how far the joystick is pushed (0 to 1) and the height of the paddle
+
+    // update y value depending on direction of movement
+    // North is decrement as origin is at the top-left so decreasing moves up
+    if (input.d == N) { _y-=_speed; }
+    else if (input.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; }
+
+Position2D Paddle::get_pos() { return {_x,_y}; }
\ No newline at end of file