#include <algorithm>

#include <math.h>

#include "CompositeGraphics.h"

void CompositeGraphics::add(Graphics* graphic){

_graphics.push_back(graphic);

calculateBoundingBox();

}

void CompositeGraphics::calculateBoundingBox(){

//_boundingBox = BoundingBox(0, 0, 0, 0);

for (vector<Graphics*>::iterator iterator = _graphics.begin(); iterator != _graphics.end(); iterator++){

if (_boundingBox.area() == 0){

_boundingBox = (*iterator)->getBoundingBox();

}

double newllx = min(_boundingBox.llx(), (*iterator)->getBoundingBox().llx());

double newlly = min(_boundingBox.lly(), (*iterator)->getBoundingBox().lly());

double newurx = max(_boundingBox.urx(), (*iterator)->getBoundingBox().urx());

double newury = max(_boundingBox.urx(), (*iterator)->getBoundingBox().ury());

double newW = fabs(newury - newlly);

double newL = fabs(newurx - newllx);

_boundingBox = BoundingBox(newllx, newlly, newL, newW);

}

}