/**

 * test/demos/pmc/rectangle.cc

 * Copyright (C) 2008 Markus Broeker

 */

#include <rectangle.h>

#include <cstdio>

using namespace algebra;

Rectangle::Rectangle (Surface * s)

{

    surface = s;

    name = "Rectangle";

    anker = Vector (0, 0);

    P[0] = new Vector (0, 0);

    P[1] = new Vector (0, 100);

    P[2] = new Vector (100, 100);

    P[3] = new Vector (0, 100);

}

Rectangle::Rectangle (Surface * s, Vector & p1, Vector & p2, Vector & p3, Vector & p4)

{

    surface = s;

    name = "Rectangle";

    anker = Vector (0, 0);

    P[0] = new Vector (p1);

    P[1] = new Vector (p2);

    P[2] = new Vector (p3);

    P[3] = new Vector (p4);

}

Rectangle::Rectangle (Surface * s, Vector p[4])

{

    surface = s;

    name = "Rectangle";

    anker = Vector (0, 0);

    for (int i = 0; i < 4; i++) {

        P[i] = new Vector (p[i]);

    }

}

Rectangle::~Rectangle ()

{

    for (int i = 0; i < 4; i++) {

#ifdef DEBUG

        fprintf (stderr, "Removing P[%d]: ", i);

#endif

        delete P[i];

    }

}

void Rectangle::move (Vector location)

{

    if ((anker.X () + location.X ()) < 0)

        return;

    if ((anker.Y () + location.Y ()) < 0)

        return;

    if ((anker.X () + location.X ()) > surface->getWidth ())

        return;

    if ((anker.Y () + location.Y ()) > surface->getHeight ())

        return;

    for (int i = 0; i < 4; i++) {

        *P[i] = *P[i] + location;

    }

    anker = Vector (P[0]->X (), P[0]->Y ());

}

void Rectangle::show ()

{

    int i;

    for (i = 0; i < 4; i++) {

        fprintf (stderr, "[%d] ", i);

        P[i]->vector ();

        if ((i + 1) % 4 != 0)

            fprintf (stderr, ", ");

        else

            fprintf (stderr, "\n");

    }

    surface->drawLine (P[0]->X (), P[0]->Y (), P[1]->X (), P[1]->Y ());

    surface->drawLine (P[3]->X (), P[3]->Y (), P[2]->X (), P[2]->Y ());

    surface->drawLine (P[2]->X (), P[2]->Y (), P[1]->X (), P[1]->Y ());

    surface->drawLine (P[3]->X (), P[3]->Y (), P[0]->X (), P[0]->Y ());

}