#include "adpainter.h"


adpainter::adpainter(int width, int height, int adpcellsize)
{
	cellsize = adpcellsize;
	buff = new QPixmap(width,height);
	background = new QPixmap(width,height);
	pen = new QPen();
	brush = new QBrush();
	loadPixmaps();
	//AnimAlien = 0;
	//StepAlien = 0;
}


void adpainter::loadPixmaps()
{
	QString str;
	QPixmap tmpAlPixmap;
	int i=1;
	str.setNum(i);
	while (i != 0) {
		str.setNum(i);
		tmpAlPixmap.load(":/aliens/images/Aliens/Al_00_" + str + ".png");
		if (!tmpAlPixmap.isNull()) {
			AlienPix.push_back(tmpAlPixmap);
			tmpAlPixmap = 0;
			i++;
		}
		else i = 0;
	}
	qDebug() << "pictures:" << AlienPix.size();
}


void adpainter::clear()
{
	QPainter painter(background);
	pen->setColor(QColor::fromRgb(qRgb(150,150,150)));
	painter.setPen(*pen);
	painter.fillRect(buff->rect(),QColor::fromRgb(qRgb(150,150,150)));
	painter.end();
}


void adpainter::drawgrid()
{
	int i;
	QPainter painter(background);
	pen->setColor(QColor::fromRgb(qRgb(100,100,100)));
	painter.setPen(*pen);
	for (i = 0;i<buff->width()/cellsize;i++)
	{
		painter.drawLine(i*cellsize,0,i*cellsize,background->height());
	}
	for (i = 0;i<buff->height()/cellsize;i++)
	{
		painter.drawLine(0,i*cellsize,background->width(),i*cellsize);
	}
	painter.end();
}


void adpainter::drawAlien(Alien * al)
{
	//float tmpdx,tmpdy,arctg,tmpdx1,tmpdy1;
	//unsigned char dd[4];
	//int gg;
	//arctg = 0;
	//qDebug() << path.size();
	//QTransform rotated;
	al->update();
	if (al->indexPix() >= AlienPix.size()) al->resetIndexPic();
	QPainter painter(buff);
	pen->setColor(QColor::fromRgb(qRgb(80,200,100)));
	brush->setColor(QColor::fromRgb(qRgb(230,10,10)));
	brush->setStyle(Qt::SolidPattern);
	painter.setPen(*pen);
	painter.setBrush(*brush);
	painter.drawPixmap(0,0,*background);
	for (int i = 0; i < al->path.size(); i++){
		painter.drawEllipse(al->path.at(i).x() * cellsize +4, al->path.at(i).y() * cellsize +4, cellsize - 8, cellsize - 8);
	}
	/*tmpdx = position->pnt.x() - path[StepAlien].x()*cellsize;
	tmpdy = position->pnt.y() - path[StepAlien].y()*cellsize;
	if (StepAlien + 1 < path.size()) {
		tmpdx1 = position->pnt.x() - path[StepAlien+1].x()*cellsize;
		tmpdy1 = position->pnt.y() - path[StepAlien+1].y()*cellsize;
	}
	arctg = atanf(tmpdx1/tmpdy1);
	//memcpy(&gg,&arctg,4);
	position->angle = 180*(-arctg)/3.1415;
	if (tmpdy1 < 0) position->angle = 180 + position->angle;
	if (AlienPix.size() > 0) {*/
	//painter.rotate((arctg/3.1415)*180);
	//rotated.rotateRadians(arctg/* + 3.1415/2*/);
	//qDebug() << "angle:" << position->angle;
	//rotated.reset();
	/*if (qAbs(tmpdx) < 1 && qAbs(tmpdy) < 1) StepAlien++;
		else {
			if (qAbs(tmpdx) <= qAbs(tmpdy)) {
				if (tmpdy < 0) {
					position->pnt.ry()++;
					//position->angle = - position->angle;
				}
				else {
					position->pnt.ry()--;
				}
			}
			if (qAbs(tmpdx) >= qAbs(tmpdy)) {
				if (tmpdx < 0) {
					position->pnt.rx()++;
					//position->angle = - position->angle;
				}
				else position->pnt.rx()--;
			}
		}*/
	//painter.save();
	painter.translate(al->Pos().x()+cellsize/2, al->Pos().y()+cellsize/2);
	//if (arctg == 0) painter.rotate(90);
	//memcpy(dd,&gg,4);
	//dd[0]=0xFF;
	//qDebug() << "angle:" << position->angle;
	//qDebug() << dd[0] << dd[1] << dd[2] << dd[3];
	painter.rotate(al->Angl());
	//position->pnt.setX(path.at(0).x());
	//position->pnt.setY(path.at(0).y());
	painter.drawPixmap(-cellsize, -cellsize, cellsize*2, cellsize*2, AlienPix[al->indexPix()]);
	//AnimAlien++;
	//painter.restore();
	//if (AnimAlien >= AlienPix.size()) AnimAlien = 0;
	//if (StepAlien >= path.size()) StepAlien = 0;
	//qDebug() << StepAlien;
	//}
	painter.end();
}


void adpainter::drawcell(QPoint pnt)
{
	QPainter painter(background);
	pen->setColor(QColor::fromRgb(qRgb(0,0,0)));
	brush->setColor(QColor::fromRgb(qRgb(0,0,0)));
	brush->setStyle(Qt::SolidPattern);
	painter.setPen(*pen);
	painter.setBrush(*brush);
	painter.drawRect(pnt.x()*cellsize+1,pnt.y()*cellsize+1,cellsize - 2, cellsize - 2);
	painter.end();
}


void adpainter::clearcell(QPoint pnt)
{
	QPainter painter(background);
	pen->setColor(QColor::fromRgb(qRgb(150,150,150)));
	brush->setColor(QColor::fromRgb(qRgb(150,150,150)));
	brush->setStyle(Qt::SolidPattern);
	painter.setPen(*pen);
	painter.setBrush(*brush);
	painter.drawRect(pnt.x()*cellsize+1,pnt.y()*cellsize+1,cellsize - 2, cellsize - 2);
	painter.end();
}


QPixmap * adpainter::getPixmap()
{
	return buff;
}