Paddle.cpp

00001 #include "Paddle.h"
00002 
00003 Paddle::Paddle()
00004 {
00005     reset(); // initial parameters of paddle 
00006 }
00007 
00008 Paddle::~Paddle()
00009 {
00010 }
00011 
00012 void Paddle::controlPaddle(Gamepad &pad)
00013 {
00014     // Sets the joystick as the paddle controller 
00015     _d = pad.get_direction();
00016 
00017 }
00018 
00019 void Paddle::move()
00020 {
00021     // Moving right 
00022     if (_d == E) {
00023         pos.x = pos.x + _speed; // Adds speed to current position on x-axis 
00024         
00025         if (pos.x >= WIDTH - w) {
00026             pos.x = WIDTH - w; // Sets the right-most limit to paddle
00027         }
00028     }
00029     // Moving left 
00030     if (_d == W) {
00031         pos.x = pos.x - _speed; // Subtracts speed from current position on x-axis 
00032         
00033         if (pos.x <= 0) {
00034             pos.x = 0; // Sets the left-most limit to paddle
00035         }
00036     }
00037 }
00038 
00039 void Paddle::reset()
00040 {
00041     pos.x = WIDTH/2;        // position of paddle on x-axis 
00042     pos.y = HEIGHT - GAP;   // position of paddle on y-axis 
00043     velocity.x = 0;         // x-velocity of paddle is zero as it does not move by itself 
00044     velocity.y = 0;         // y-velocity of paddle is zero as it does not move by itself 
00045     w = 12;                 // width of the paddle 
00046     h = 2;                  // height of the paddle 
00047     _speed = 2;             // speed of movement of paddle 
00048 }