#include <QDebug>

#include <QGraphicsSceneMouseEvent>

#include "drawmapscene.h"

DrawMapScene::DrawMapScene(QObject *parent) :

    QGraphicsScene(parent),

    m_pen(Qt::black),

    m_brush(Qt::black)

{

    setSceneRect(0, 0, 4096, 2048);

    QLinearGradient gradient(0, 0, 0, 2048);

    gradient.setColorAt(0, QColor(160, 160, 255));

    gradient.setColorAt(1, QColor(255, 255, 160));

    setBackgroundBrush(QBrush(gradient));

    m_halfWidth = 67;

}

void DrawMapScene::mouseMoveEvent(QGraphicsSceneMouseEvent * mouseEvent)

{

    qDebug() << "move" << mouseEvent->scenePos();

    if(mouseEvent->buttons() && Qt::LeftButton)

        drawFigure(mouseEvent->scenePos());

}

void DrawMapScene::mousePressEvent(QGraphicsSceneMouseEvent * mouseEvent)

{

    qDebug() << "press" << mouseEvent->scenePos();

    drawFigure(mouseEvent->scenePos());

}

void DrawMapScene::mouseReleaseEvent(QGraphicsSceneMouseEvent * mouseEvent)

{

    qDebug() << "release" << mouseEvent->scenePos();

}

void DrawMapScene::drawFigure(const QPointF & point)

{

    addEllipse(

            point.x() - m_halfWidth,

            point.y() - m_halfWidth,

            m_halfWidth * 2,

            m_halfWidth * 2,

            m_pen,

            m_brush

        );

}