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#include "ImageShowModel.hpp"
#include "PixmapData.hpp"
#include <QtCore/QDir>
#include <QtCore/QEvent>
#include <QtWidgets/QFileDialog>
#include <nodes/DataModelRegistry>
ImageShowModel::ImageShowModel() : _label(new QLabel("Image will appear here"))
{
_label->setAlignment(Qt::AlignVCenter | Qt::AlignHCenter);
QFont f = _label->font();
f.setBold(true);
f.setItalic(true);
_label->setFont(f);
_label->setFixedSize(200, 200);
_label->installEventFilter(this);
}
unsigned int ImageShowModel::nPorts(PortType portType) const
{
unsigned int result = 1;
switch (portType)
{
case PortType::In: result = 1; break;
case PortType::Out: result = 1;
default: break;
}
return result;
}
bool ImageShowModel::eventFilter(QObject *object, QEvent *event)
{
if (object == _label)
{
int w = _label->width();
int h = _label->height();
if (event->type() == QEvent::Resize)
{
auto d = std::dynamic_pointer_cast<PixmapData>(_nodeData);
if (d)
{
_label->setPixmap(d->pixmap().scaled(w, h, Qt::KeepAspectRatio));
}
}
}
return false;
}
std::shared_ptr<NodeDataType> ImageShowModel::dataType(PortType, PortIndex) const
{
return PixmapData().type();
}
std::shared_ptr<NodeData> ImageShowModel::outData(PortIndex)
{
return _nodeData;
}
void ImageShowModel::setInData(std::shared_ptr<NodeData> nodeData, PortIndex)
{
_nodeData = nodeData;
if (_nodeData)
{
auto d = std::dynamic_pointer_cast<PixmapData>(_nodeData);
int w = _label->width();
int h = _label->height();
_label->setPixmap(d->pixmap().scaled(w, h, Qt::KeepAspectRatio));
}
else
{
_label->setPixmap(QPixmap());
}
Q_EMIT dataUpdated(0);
}
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