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// Copyright 2015 - 2025, GIBIS-UNIFESP and the wiRedPanda contributors
// SPDX-License-Identifier: GPL-3.0-or-later
#include "truth_table.h"
#include "common.h"
#include "globalproperties.h"
#include "qneport.h"
#include <QPainter>
TruthTable::TruthTable(QGraphicsItem *parent)
: GraphicElement(ElementType::TruthTable, ElementGroup::IC, ":/basic/truthtable-rotated.svg", tr("TRUTH TABLE"), tr("Truth Table"), 2, 8, 1, 8, parent)
{
if (GlobalProperties::skipInit) {
return;
}
m_defaultSkins << m_pixmapPath;
m_alternativeSkins = m_defaultSkins;
setPixmap(0);
setHasTruthTable(true);
setCanChangeSkin(true);
setHasLabel(true);
m_key.resize(2048);
m_key.fill(0);
TruthTable::updatePortsProperties();
TruthTable::generatePixmap();
}
void TruthTable::updatePortsProperties()
{
int index = 0;
const int step = GlobalProperties::gridSize / 2;
if (!m_inputPorts.isEmpty()) {
int y = 32 - (m_inputPorts.size() * step) + step;
for (auto *port : std::as_const(m_inputPorts)) {
if (!isRotatable()) {
port->setRotation(0);
}
port->setPos(0, y);
y += step * 2;
port->setName(QChar::fromLatin1(static_cast<char>('A' + index)));
++index;
}
}
index = 0;
if (!m_outputPorts.isEmpty()) {
int y = 32 - (m_outputPorts.size() * step) + step;
for (auto *port : std::as_const(m_outputPorts)) {
if (!isRotatable()) {
port->setRotation(0);
}
port->setPos(64, y);
y += step * 2;
port->setName("S" + QString::number(index));
++index;
}
}
}
void TruthTable::generatePixmap()
{
// make pixmap
const QSize size = portsBoundingRect().united(QRectF(0, 0, 64, 64)).size().toSize();
QPixmap tempPixmap(size);
tempPixmap.fill(Qt::transparent);
QPainter tmpPainter(&tempPixmap);
tmpPainter.setBrush(QColor(126, 126, 126));
tmpPainter.setPen(QPen(QBrush(QColor(78, 78, 78)), 0.5, Qt::SolidLine));
// draw package
QPoint topLeft = tempPixmap.rect().topLeft();
topLeft.setX(topLeft.x() + 7);
QSize finalSize = tempPixmap.rect().size();
finalSize.setWidth(finalSize.width() - 14);
QRectF finalRect = QRectF(topLeft, finalSize);
tmpPainter.drawRoundedRect(finalRect, 3, 3);
QPixmap panda(":/basic/truthtable-rotated.svg");
QPointF pandaOrigin = finalRect.center();
pandaOrigin.setX(pandaOrigin.x() - panda.width() / 2);
pandaOrigin.setY(pandaOrigin.y() - panda.height() / 2);
tmpPainter.drawPixmap(pandaOrigin, panda);
// draw shadow
tmpPainter.setBrush(QColor(78, 78, 78));
tmpPainter.setPen(QPen(QBrush(QColor(78, 78, 78)), 0.5, Qt::SolidLine));
QRectF shadowRect(finalRect.bottomLeft(), finalRect.bottomRight());
shadowRect.adjust(0, -3, 0, 0);
tmpPainter.drawRoundedRect(shadowRect, 3, 3);
m_pixmap = tempPixmap;
GraphicElement::update();
}
void TruthTable::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(widget)
Q_UNUSED(option)
TruthTable::updatePortsProperties();
if (isSelected()) {
painter->save();
painter->setBrush(m_selectionBrush);
painter->setPen(QPen(m_selectionPen, 0.5, Qt::SolidLine));
painter->drawRoundedRect(portsBoundingRect().united(QRectF(0, 0, 64, 64)), 5, 5);
painter->restore();
}
const qreal bottom = portsBoundingRect().united(QRectF(0, 0, 64, 64)).bottom();
m_label->setPos(30, bottom + 5);
generatePixmap();
painter->drawPixmap(boundingRect().topLeft(), pixmap());
}
QBitArray &TruthTable::key()
{
return m_key;
}
void TruthTable::setkey(const QBitArray &key)
{
m_key = key;
}
void TruthTable::save(QDataStream &stream) const
{
GraphicElement::save(stream);
QMap<QString, QVariant> map;
map.insert("key", m_key);
stream << map;
}
void TruthTable::load(QDataStream &stream, QMap<quint64, QNEPort *> &portMap, const QVersionNumber version)
{
GraphicElement::load(stream, portMap, version);
if (version >= VERSION("4.2")) {
QMap<QString, QVariant> map; stream >> map;
if (map.contains("key")) {
setkey(map.value("key").toBitArray());
}
}
}
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