File content as of revision 3:9fa31396d89d:

#include "PushingEngine.h"

PushingEngine::PushingEngine()
{

}

PushingEngine::~PushingEngine()
{

}

void PushingEngine::init(int box1_x,int box1_y,int box2_x,int box2_y,
                         int ppl_x,int ppl_y,
                         int cross1_x,int corss2_x,int cross1_x,int cross2_y)
{
    // boxes position on screen 
    _b1x = box1_x;
    _b2x = box2_x;
    _b1y = box1_y;
    _b2y = box2_y;
    
    // ppl position on screen
    _pplx = ppl_x;
    _pply = ppl_y;
    
    //cross position on screen
    _c1x = cross1_x;
    _c2x = cross2_x;
    _c1y = cross1_y;
    _c2y = cross2_y;
    
    // inital boxes, crosses and ppl
    _b1.init(_b1x,_b1y);
    _b2.init(_b2x,_b2y);
    _ppl.init(_pplx,_pply);
    _c1.init(_c1x,_c1y);
    _c2.init(_c2x,_c2y);
}

void PushingEngine::read_input(Gamepad &pad)
{
    _bstart = pad.check_event(Gamepad::START_PRESSED);
    _bback = pad.check_event(Gamepad::BACK_PRESSED);
    _ba = pad.check_event(Gamepad::A_PRESSED);
    _bb = pad.check_event(Gamepad::B_PRESSED);
    _bx = pad.check_event(Gamepad::X_PRESSED);
    _by = pad.check_event(Gamepad::Y_PRESSED);
    _bjoy = pad.check_event(Gamepad::JOY_PRESSED);
    _djoy = pad.get_direction();
}

void PushingEngine::draw(N5110 &lcd)
{
    // draw the elements in the LCD buffer
    // pitch
    lcd.drawLine(0,4,83,4,1);
    lcd.drawLine(0,5,0,47,1);
    lcd.drawLine(1,47,83,47,1);
    lcd.drawLine(83,5,83,46,1);
    // boxes
    _b1.draw(lcd);
    _b2.draw(lcd);
    // ppl
    _ppl.draw(lcd);
    // cross
    _c1.draw(lcd);
    _c2.draw(lcd);
}

void PushingEngine::update(Gamepad &pad) //
{
    check_goal(pad);
    // important to update paddles and ball before checking collisions so can
    // correct for it before updating the display
    _b1.update();
    _b2.update();
    _ppl.update();

    check_cross_box_matching(pad);
    check_cross_box_touching(pad);
}

void PushingEngine::check_cross_box_matching(Gamepad &pad) 
{
    vvvv
}

int  PushingEngine::check_ppl_box1_touching(Gamepad &pad) 
{
    Vector2D b1_pos = _b1.get_pos();
    Vector2D ppl_pos = _ppl.get_pos();

    if (b1_pos.y == ppl_pos.y) 
    {
        if((ppl_pos.x-b1_pos.x) =8)
        {
            _s = 1; // can push to left
        } else if((b1_pos.x-ppl_pos.x)=8)
        {
            _s = 2; // can push to right
        }
    }

    if (b1_pos.x == ppl_pos.x) 
    {
        if((ppl_pos.y-b1_pos.y) =8)
        {
            _s = 4; // can push up
        } else if((b1_pos.y-ppl_pos.y)=8)
        {
            _s = 3; // can push down
        }
    }
}

int  PushingEngine::check_ppl_box2_touching(Gamepad &pad) //
{
    Vector2D b2_pos = _b2.get_pos();
    Vector2D ppl_pos = _ppl.get_pos();

    if (b2_pos.y == ppl_pos.y) 
    {
        if((ppl_pos.x-b2_pos.x) =8)
        {
            _r = 1; // can push to left
        } else if((b2_pos.x-ppl_pos.x)=8)
        {
            _r = 2; // can push to right
        }
    }

    if (b2_pos.x == ppl_pos.x) 
    {
        if((ppl_pos.y-b2_pos.y) =8)
        {
            _r = 4; // can push up
        } else if((b2_pos.y-ppl_pos.y)=8)
        {
            _r = 3; // can push down
        }
    }
}

void PushingEngine::box1_moving(Gamepad &pad) 
{
    Vector2D b1_pos = _b1.get_pos();
    Vector2D ppl_pos = _ppl.get_pos();

    read_input(pad);
    check_ppl_box1_touching(pad);

    if(_bx == 1 && _s == 1 )
    {
        b1_pos.x=b1_pos.x-8;
        ppl_pos.x=ppl_pos.x-8;
    }

    if(_bb == 1 && _s == 2 )
    {
        b1_pos.x=b1_pos.x+8;
        ppl_pos.x=ppl_pos.x+8;
    }

    if(_ba == 1 && _s == 3 )
    {
        b1_pos.y=b1_pos.y+8;
        ppl_pos.y=ppl_pos.y+8;
    }

    if(_by == 1 && _s == 4 )
    {
        b1_pos.y=b1_pos.y-8;
        ppl_pos.y=ppl_pos.y-8;
    }

    _b1.set_pos(b1_pos);
    _ppl.set_pos(ppl_pos);
}

void PushingEngine::box2_moving(Gamepad &pad) 
{
    Vector2D b2_pos = _b2.get_pos();
    Vector2D ppl_pos = _ppl.get_pos();

    read_input(pad);
    check_ppl_box1_touching(pad);

    if(_bx == 1 && _s == 1 )
    {
        b2_pos.x=b2_pos.x-8;
        ppl_pos.x=ppl_pos.x-8;
    }

    if(_bb == 1 && _s == 2 )
    {
        b2_pos.x=b2_pos.x+8;
        ppl_pos.x=ppl_pos.x+8;
    }

    if(_ba == 1 && _s == 3 )
    {
        b2_pos.y=b2_pos.y+8;
        ppl_pos.y=ppl_pos.y+8;
    }

    if(_by == 1 && _s == 4 )
    {
        b2_pos.y=b2_pos.y-8;
        ppl_pos.y=ppl_pos.y-8;
    }

    _b2.set_pos(b2_pos);
    _ppl.set_pos(ppl_pos);
}