/**
  * @RDE_HEADER@
  * MouseMoveOverlay
  * $Id$
  * $HeadURL$
  * $Author$
  */

#include "mouse_move_overlay.h"

// Own
#include <MapImpl/map_impl.h>

// ESRI
#include <arcgis/Map.h>
#include <arcgis/CoordinateConversion.h>
#include <arcgis/GeometryEngine.h>

// Qt
#include <QDebug>
#include <QGraphicsSceneHoverEvent>


namespace SituationMap
{

class MouseMoveOverlay::Private
{
public:
  Private()     = default;
  ~Private()    = default;

  // ESRI data:
  EsriRuntimeQt::Map             *m_map     = nullptr;

  // OWN data:
  SituationMap::MapImpl          *m_mapImpl = nullptr;

}; // class MouseMoveOverlay::Private
//-----------------------------------------------------------------------------




MouseMoveOverlay::MouseMoveOverlay(MapImpl *mapImpl)
  : QGraphicsItem()
  , d(new Private)
{
  qDebug() << LOGFUNCTION;

  // object to be called:
  d->m_mapImpl = mapImpl;

  if (d->m_mapImpl)
    d->m_map = d->m_mapImpl->getEsriMap();

  setAcceptHoverEvents(true);
}

MouseMoveOverlay::~MouseMoveOverlay()
{
  qDebug() << LOGFUNCTION;
  delete d;
}

QRectF MouseMoveOverlay::boundingRect() const
{
  if (d->m_map)
    return QRect(0, 0, d->m_map->width(), d->m_map->height());
  return QRect(); // fallback
}

void MouseMoveOverlay::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
  // No need to paint
  Q_UNUSED(painter)
  Q_UNUSED(option)
  Q_UNUSED(widget)
}


void MouseMoveOverlay::hoverMoveEvent(QGraphicsSceneHoverEvent *event)
{
//  qDebug() << LOGFUNCTION;

  if (d->m_map)
  {
    if (!d->m_map->isReady())
      return;

    QPointF scenePoint = event->scenePos();
    int scenePointX = scenePoint.x();
    int scenePointY = scenePoint.y();
    if (scenePointX < 0 || scenePointY < 0)
      return;

    d->m_mapImpl->onHandleMouseMove(scenePointX, scenePointY);
  }
}


} // namespace SituationMap