display.cpp

#include "display.h"

#include <QDebug>
#include <QGraphicsPixmapItem>
#include <QGraphicsSceneMouseEvent>
#include <QGraphicsView>
#include <QPixmap>

void mousePixmapItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
  // qDebug() << "Click: " << event->scenePos();
  if (event->button() == Qt::LeftButton) {
    emit m_displ->leftClick(event->scenePos().x(), event->scenePos().y());
  }
  if (event->button() == Qt::RightButton) {
    emit m_displ->rightClick(event->scenePos().x(), event->scenePos().y());
  }
  QGraphicsItem::mousePressEvent(event);
}

Display::Display(QWidget *parent) : QGraphicsView(parent) {
  m_scene = new QGraphicsScene(this);
  m_item = new mousePixmapItem(this);
  m_scene->addItem(m_item);
  setScene(m_scene);
}

void Display::clean() { m_item->setPixmap(QPixmap()); }

void Display::loadARGB32(uint32_t *data, uint32_t width, uint32_t height) {
  m_item->setPixmap(QPixmap::fromImage(
      QImage((uchar *)data, width, height, QImage::Format_ARGB32)));
}

void Display::loadARGB32Scaled(uint32_t *data, uint32_t width, uint32_t height,
                               uint32_t scale) {
  m_item->setPixmap(QPixmap::fromImage(
      QImage((uchar *)data, width, height, QImage::Format_ARGB32)
          .scaled(width * scale, height * scale)));
}