[105ed6]: src / interfaces / component / connector.cpp  Maximize  Restore  History

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/*
Copyright (C) 2010 Julia B채ume <julian@svg4all.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "connector.h"
#include "node.h"
#include <QStringList>
#include <QPointF>
#include <QPainterPath>
#include <KDebug>
using namespace KTechLab;
class KTechLab::ConnectorPrivate
{
public:
ConnectorPrivate(const QVariantMap& connectorData){
data = connectorData;
parseRoute(data.value( "route" ).toString());
};
void parseRoute(const QString pathString);
void setRoute(const QPainterPath& path);
void setEndNode(const Node& node);
void setStartNode(const Node& node);
QVariantMap data;
QPainterPath route;
};
void ConnectorPrivate::setRoute(const QPainterPath& path)
{
route = path;
data.remove("route");
QString pathString;
for (int i=0; i<path.elementCount(); ++i){
QPainterPath::Element e = path.elementAt(i);
pathString += e.x/8 + ',' + e.y/8 + ',';
}
data.insert("route",pathString);
}
void ConnectorPrivate::parseRoute(const QString pathString)
{
QStringList routeList = pathString.split(',');
if (routeList.length() == 0){
kError() << "Cannot parse route:" << pathString;
return;
}
//remove last entry, if it is empty
if (routeList.last().isEmpty())
routeList.removeLast();
if (routeList.length() % 2 != 0){
kError() << "Cannot parse route:" << pathString;
return;
}
QStringList::const_iterator it = routeList.constBegin();
QPointF p;
p.setX((*it++).toDouble()*8);
p.setY((*it++).toDouble()*8);
route.moveTo(p);
while (it != routeList.constEnd()){
p.setX((*it++).toDouble()*8);
p.setY((*it++).toDouble()*8);
route.lineTo(p);
}
}
void ConnectorPrivate::setStartNode(const Node& node)
{
if (!node.isValid()){
kError() << "Invalid node set as start node:" << node.id();
return;
}
data.remove("start-node-id");
data.remove("start-node-cid");
data.remove("start-node-parent");
data.remove("start-node-is-child");
QString parentId = node.parentId();
if (parentId.isEmpty()){
data.insert("start-node-is-child", 1);
data.insert("start-node-parent", parentId);
data.insert("start-node-cid", node.id());
} else {
data.insert("start-node-is-child", 0);
data.insert("start-node-id", node.id());
}
}
void ConnectorPrivate::setEndNode(const Node& node)
{
if (!node.isValid()){
kError() << "Invalid node set as end node:" << node.id();
return;
}
data.remove("end-node-id");
data.remove("end-node-cid");
data.remove("end-node-parent");
data.remove("end-node-is-child");
QString parentId = node.parentId();
if (parentId.isEmpty()){
data.insert("end-node-is-child", 1);
data.insert("end-node-parent", parentId);
data.insert("end-node-cid", node.id());
} else {
data.insert("end-node-is-child", 0);
data.insert("end-node-id", node.id());
}
}
Connector::Connector(const QVariantMap& connectorData, QObject* parent)
: QObject(parent),
d(new ConnectorPrivate(connectorData))
{
}
Connector::Connector(const KTechLab::Connector& connector)
: QObject(connector.parent()),
d(new ConnectorPrivate(connector.data()))
{
}
Connector::~Connector()
{
delete d;
}
void Connector::setRoute(const QPainterPath& route)
{
d->setRoute(route);
}
void Connector::setStartNode(const Node& node)
{
d->setStartNode(node);
}
void Connector::setEndNode(const Node& node)
{
d->setEndNode(node);
}
QPainterPath Connector::route() const
{
return d->route;
}
QVariantMap Connector::data() const
{
return d->data;
}
#include "connector.moc"