life_game_graphics_rect.cpp

#include "life_game_graphics_rect.h"
#include <QPainter>

LifeGameGraphicsRect::LifeGameGraphicsRect(const QRectF& cellRect, StateHolder initState)
    : QGraphicsRectItem(cellRect)
    , BinaryState(initState)
{
}

void LifeGameGraphicsRect::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
{
    QGraphicsRectItem::paint(painter, option, widget);
    const auto brushColor = state() == StateHolder::Enable ? defaultActiveCellColor : defaultInactiveCellColor;
    auto rectBoundaries = boundingRect();
    rectBoundaries.adjust(1, 1, -1, -1);

    painter->fillRect(rectBoundaries, brushColor);
}
void LifeGameGraphicsRect::mousePressEvent(QGraphicsSceneMouseEvent* event)
{
    QGraphicsItem::mousePressEvent(event);
    if (state() == StateHolder::Enable)
        disable();
    else
        enable();
    update();
}