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imalse / gui / NetAnim / statistics / routingstatsscene.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: John Abraham <john.abraham@gatech.edu>
 */

#include "routingstatsscene.h"
#include "debug/xdebug.h"
#include "textbubble.h"
#include "statisticsconstants.h"
#include "statsmode.h"
#include "animator/animatormode.h"
#include "timevalue.h"

#include <QGraphicsProxyWidget>
#include <QFont>
#include <QFontMetrics>

namespace netanim {

RoutingStatsScene * pRoutingStatsScene = 0;

RoutingStatsScene::RoutingStatsScene():QGraphicsScene(100, 0, STATSSCENE_WIDTH_DEFAULT, STATSSCENE_HEIGHT_DEFAULT)
{
    m_lastX = 0;
    m_lastY = 0;
    m_lastTime = -1;
    m_infoWidget = addWidget(new TextBubble("Info:", "No data available\nDid you load the XML file?"));
    showInfoWidget();
}

RoutingStatsScene *
RoutingStatsScene::getInstance()
{
    if(!pRoutingStatsScene)
    {
        pRoutingStatsScene = new RoutingStatsScene;
    }
    return pRoutingStatsScene;
}


void
RoutingStatsScene::addToProxyWidgetsMap(uint32_t nodeId, QString title, QString content)
{

    if(m_nodeIdProxyWidgets.find(nodeId) == m_nodeIdProxyWidgets.end())
    {
        TextBubble * tb = new TextBubble (title, content);
        QFont f(tb->font());
        f.setPointSizeF(StatsMode::getInstance()->getCurrentFontSize());
        tb->setFont(f);
        QGraphicsProxyWidget * pw = addWidget(tb);


        QFontMetrics fm(f);
        pw->setMaximumHeight(fm.height() * tb->text().count("\n"));
        pw->adjustSize();
        showInfoWidget(false);
        m_nodeIdProxyWidgets[nodeId] = pw;
        qreal newX = m_lastX + pw->widget()->width();
        if(newX >= sceneRect().right())
        {
            m_lastX = 0;
            m_lastY += pw->widget()->height() + INTERSTATS_SPACE;
        }
        pw->setPos(m_lastX, m_lastY);

        m_lastX = pw->pos().x() + pw->widget()->width() + INTERSTATS_SPACE;
        m_lastY = pw->pos().y();
        m_bottomY = m_lastY + pw->widget()->height();
        //qDebug(QString("Last X" + QString::number(m_lastX) + " w:" + QString::number(pw->widget()->width())));
        adjustRect();
        return;
    }

}

uint32_t
RoutingStatsScene::getNodeCount()
{
    return m_nodeIdProxyWidgets.size();
}

void
RoutingStatsScene::add(uint32_t nodeId, qreal time, QString rt)
{
    if(m_nodeIdTimeValues.find(nodeId) == m_nodeIdTimeValues.end())
    {
        TimeValue <QString> tv;
        tv.add(time, rt);
        m_nodeIdTimeValues[nodeId] = tv;
        addToProxyWidgetsMap(nodeId, "", rt);
        return;
    }
    TimeValue <QString> & tv = m_nodeIdTimeValues[nodeId];
    tv.add(time, rt);

}

void
RoutingStatsScene::addRp(uint32_t nodeId, QString destination, qreal time, RoutePathElementsVector_t elements)
{
    NodeIdDest_t nd = { nodeId, destination };
    if(m_rps.find(nd) == m_rps.end())
    {
        TimeValue <RoutePathElementsVector_t> tv;
        tv.add(time, elements);
        m_rps[nd] = tv;
        return;
    }
    TimeValue <RoutePathElementsVector_t> & tv = m_rps[nd];
    tv.add(time, elements);
}

RoutePathVector_t
RoutingStatsScene::getRoutePaths(qreal currentTime)
{
    RoutePathVector_t routePaths;
    for(NodeIdDestRPMap_t::const_iterator i = m_rps.begin();
        i != m_rps.end();
        ++i)
    {
        NodeIdDest_t nd = i->first;
        TimeValue <RoutePathElementsVector_t> & v = m_rps[nd];
        v.setCurrentTime(currentTime);
        RoutePath_t rp = { nd, v.getCurrent() };
        routePaths.push_back(rp);
    }
    return routePaths;
}

void
RoutingStatsScene::clearProxyWidgetsMap()
{
    showInfoWidget();
    for(NodeIdProxyWidgetMap_t::const_iterator i = m_nodeIdProxyWidgets.begin();
        i != m_nodeIdProxyWidgets.end();
        ++i)
    {

        removeItem(i->second);
        delete(i->second);

    }
    m_nodeIdProxyWidgets.clear();
}

void
RoutingStatsScene::adjustRect()
{
    QRectF currentRect = sceneRect();
    QRectF newRect = QRectF(currentRect.topLeft(), QPointF(currentRect.bottomRight().x(), m_bottomY));
    setSceneRect(newRect);
}

void
RoutingStatsScene::test()
{
    for(uint32_t i=0; i < 100; ++i)
    {
        //qDebug(sceneRect(), "Scene Rect");
        //add(i, "10.1.1.1~00:00:00:00:00:06", i+1, "10.1.1.1~00:00:00:00:00:06", "lp.linkDescription");
    }
}

void
RoutingStatsScene::systemReset()
{
    m_lastX = 0;
    m_lastY = 0;
    m_bottomY = 0;
    clearProxyWidgetsMap();
    clearNodeIdTimeValues();
}

void
RoutingStatsScene::clearNodeIdTimeValues()
{
    m_nodeIdTimeValues.clear();
}

void
RoutingStatsScene::showInfoWidget(bool show)
{
    m_infoWidget->setVisible(show);
    m_infoWidget->setPos(sceneRect().width()/2, sceneRect().height()/2);
}

void
RoutingStatsScene::updateContent(uint32_t nodeId, QGraphicsProxyWidget *pw)
{
    //qDebug ("Updating for :" + QString::number(nodeId));
    TimeValue <QString> & v = m_nodeIdTimeValues[nodeId];
    v.setCurrentTime(StatsMode::getInstance()->getCurrentTime());
    TextBubble * tb = ((TextBubble *)pw->widget());
    QFont f(tb->font());
    f.setPointSizeF(StatsMode::getInstance()->getCurrentFontSize());
    tb->setFont(f);
    QFontMetrics fm(f);
    pw->setMaximumHeight(fm.height() * tb->text().count("\n"));
    pw->adjustSize();
    tb->setText(v.getCurrent());
}

void
RoutingStatsScene::reloadContent(bool force)
{
    if(m_nodeIdProxyWidgets.empty())
    {
        return;
    }

    m_lastX = 0;
    m_lastY = 0;
    m_bottomY = 0;
    qreal currentTime = StatsMode::getInstance()->getCurrentTime();

    qreal currentMaxHeight = 0;
    for(NodeIdProxyWidgetMap_t::const_iterator i = m_nodeIdProxyWidgets.begin();
        i != m_nodeIdProxyWidgets.end();
        ++i)
    {
        QGraphicsProxyWidget * pw = i->second;

        if((force) || (!m_lastTime) || (m_lastTime != currentTime))
        {
            updateContent(i->first, pw);
        }


        bool nodeIsActive = StatsMode::getInstance()->isNodeActive(i->first);
        pw->setVisible(nodeIsActive);
        if(nodeIsActive)
        {
            qreal newX = m_lastX + pw->size().width();
            currentMaxHeight = qMax(currentMaxHeight, pw->size().height());
            if(newX >= sceneRect().right())
            {
                m_lastX = 0;
                m_lastY += currentMaxHeight + INTERSTATS_SPACE;
                currentMaxHeight = 0;
            }
            pw->setPos(m_lastX, m_lastY);
            m_lastX = pw->pos().x() + pw->size().width() + INTERSTATS_SPACE;
            m_lastY = pw->pos().y();
            m_bottomY = m_lastY + currentMaxHeight;
            adjustRect();
        }

    }

    m_lastTime = currentTime;


}

} // namespace netanim