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/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS. All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#include <opie2/oresource.h>
#include "codes.h"
#include "cannon.h"
Cannon::Cannon(QCanvas* canvas) :
QCanvasSprite(0, canvas)
{
shotsfired=0;
index = 8;
cannonx = 0;
cannony = 0;
cannonarray = new QCanvasPixmapArray();
QString c0 = Opie::Core::OResource::findPixmap("parashoot/can0001");
c0.replace(QRegExp("0001"),"%1");
cannonarray->readPixmaps(c0,17);
setSequence(cannonarray);
setFrame(index);
reposition();
movedir = NoDir;
moveDelay = 0;
setAnimated(TRUE);
show();
}
void Cannon::advance(int stage)
{
if ( stage == 1 && moveDelay-- == 0 ) {
if (movedir == Left) {
if (index > 0) {
setFrame(index-1);
index--;
}
}
if (movedir == Right) {
if (index < 16) {
setFrame(index+1);
index++;
}
}
moveDelay = 0;
}
}
void Cannon::pointCannon(Direction dir)
{
movedir = dir;
moveDelay = 0;
advance(1);
moveDelay = 1;
}
void Cannon::setCoords()
{
switch(index) {
case 0: cannonx = barrelxpos-29; cannony = barrelypos-8; break;
case 1: cannonx = barrelxpos-27; cannony = barrelypos-8; break;
case 2: cannonx = barrelxpos-25; cannony = barrelypos-6; break;
case 3: cannonx = barrelxpos-23; cannony = barrelypos-4; break;
case 4: cannonx = barrelxpos-21; cannony = barrelypos-2; break;
case 5: cannonx = barrelxpos-19; cannony = barrelypos; break;
case 6: cannonx = barrelxpos-15; cannony = barrelypos; break;
case 7: cannonx = barrelxpos-10; cannony = barrelypos; break;
case 8: cannonx = barrelxpos; cannony = barrelypos; break;
case 9: cannonx = barrelxpos+2; cannony = barrelypos; break;
case 10: cannonx = barrelxpos+6; cannony = barrelypos; break;
case 11: cannonx = barrelxpos+8; cannony = barrelypos; break;
case 12: cannonx = barrelxpos+12; cannony = barrelypos-2; break;
case 13: cannonx = barrelxpos+18; cannony = barrelypos-4; break;
case 14: cannonx = barrelxpos+22; cannony = barrelypos-6; break;
case 15: cannonx = barrelxpos+26; cannony = barrelypos-8; break;
case 16: cannonx = barrelxpos+28; cannony = barrelypos-8; break;
}
}
double Cannon::shootAngle()
{
switch(index) {
case 0: return 30.0;
case 1: return 37.5;
case 2: return 45.0;
case 3: return 52.5;
case 4: return 60.0;
case 5: return 67.5;
case 6: return 75.0;
case 7: return 82.5;
case 8: return 90.0;
case 9: return 97.5;
case 10: return 105.0;
case 11: return 112.5;
case 12: return 120.0;
case 13: return 127.5;
case 14: return 135.0;
case 15: return 142.5;
case 16: return 150.0;
}
return 0;
}
void Cannon::shoot()
{
setCoords();
Bullet* bullet = new Bullet(canvas(), shootAngle(), cannonx, cannony);
connect(bullet, SIGNAL(score(int)), this, SIGNAL(score(int)));
shotsfired++;
}
Cannon::~Cannon()
{
}
int Cannon::rtti() const
{
return cannon_rtti;
}
void Cannon::reposition(void)
{
move(canvas()->width()/2-20, canvas()->height()-32);
// co ords for barrel of cannon when upright
barrelypos = canvas()->height()-32;
barrelxpos = canvas()->width()/2;
setFrame(index);
setCoords();
}
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