void SvgView::updateAttr(QDomNode &node, QString selector, QString tag, QString value, bool replace)
{
if ( ! node.isElement())
return;
QDomElement e = node.toElement();
if (e.hasAttribute("vle:selector") && (e.attribute("vle:selector") == selector))
{
if (replace)
e.setAttribute(tag, value);
else
{
QString newVal = e.attribute(tag);
newVal.append(value);
e.setAttribute(tag, newVal);
}
}
// Continue search across child nodes
for(QDomNode n = e.firstChild(); !n.isNull(); n = n.nextSibling())
updateAttr(n, selector, tag, value, replace);
}
//gets the size of the message queue returns -1 if it fails to get size
int MessageQ::getSize(){
if(updateAttr()){
return attr.mq_curmsgs;
}
return -1;
}
void SvgView::loadPlan(vlePlan *plan)
{
qWarning() << "SvgView::loadPlan";
if ( mTplHeader.isNull() )
{
// ToDo : improve error handling
qWarning() << "SvgView::loadPlan() Template error";
return;
}
// Compute the height of a group
if (mTplHeader.hasAttribute("height"))
mGroupHeight = mTplHeader.attribute("height").toDouble();
else
mGroupHeight = 100;
// Compute size of the whole plan
int planHeight = mGroupHeight * (1 + plan->countGroups());
int planWidth = (mMaxWidth * mZoomLevel);
// Create SVG document
QDomDocument planSVG("xml");
// Create root element
QDomElement e = planSVG.createElement("svg");
e.setAttribute("width", QString(planWidth));
e.setAttribute("height", QString(planHeight));
e.setAttribute("viewBox", QString("0 0 %1 %2").arg(planWidth).arg(planHeight));
e.setAttribute("version", "1.1");
QDate dateStart = plan->dateStart();
QDate dateEnd = plan->dateEnd();
int nbDays = dateStart.daysTo(dateEnd);
// In the plan duration is more than 1500 days
if (nbDays > mMaxWidth)
{
// Update "pixel-per-day" to avoid very large picture
qreal widgetSize = mMaxWidth;
mPixelPerDay = (widgetSize / nbDays);
}
if (plan != mPlan)
{
qWarning() << "Plan period is from" << dateStart.toString("dd/MM/yyyy")
<< "to" << dateEnd.toString("dd/MM/yyyy")
<< "(" << nbDays<< "days)"
<< "[" << mPixelPerDay << "pixel per day]";
}
// First insert the time rule
QDomElement timeGrp = mTplHeader.cloneNode().toElement();
updateField(timeGrp, "{{name}}", "");
updatePos (timeGrp, 0, 0);
updateAttr (timeGrp, "header_background", "width", QString::number(planWidth));
float yLen = (mPixelPerDay * 365 * mZoomLevel);
// Show Weeks
if (yLen > 2000)
{
QDate r;
if (dateStart.daysInMonth() == 1)
r.setDate(dateStart.year(), dateStart.month(), dateStart.day());
else
r.setDate(dateStart.year(), dateStart.month() + 1, 1);
while (r < dateEnd)
{
QDomElement newTimeStep = mTplTime.cloneNode().toElement();
if (yLen < 5000)
updateField(newTimeStep, "{{name}}", r.toString("dd/MM") );
else
updateField(newTimeStep, "{{name}}", r.toString("dd/MM/yy") );
updateAttr (newTimeStep, "step_block", "width", QString::number(4));
int offset = dateStart.daysTo(r);
int aPos = (offset * mPixelPerDay * mZoomLevel);
updatePos(newTimeStep, aPos, 0);
timeGrp.appendChild(newTimeStep);
r = r.addDays(7);
}
}
// Show month
else if (yLen > 500)
{
QDate r;
if (dateStart.daysInMonth() == 1)
r.setDate(dateStart.year(), dateStart.month(), dateStart.day());
else
r.setDate(dateStart.year(), dateStart.month() + 1, 1);
while (r < dateEnd)
{
QDomElement newTimeStep = mTplTime.cloneNode().toElement();
if (yLen < 1000)
updateField(newTimeStep, "{{name}}", r.toString("MMM") );
else
updateField(newTimeStep, "{{name}}", r.toString("MMM yy") );
updateAttr (newTimeStep, "step_block", "width", QString::number(4));
int offset = dateStart.daysTo(r);
int aPos = (offset * mPixelPerDay * mZoomLevel);
updatePos(newTimeStep, aPos, 0);
timeGrp.appendChild(newTimeStep);
r = r.addMonths(1);
}
}
// Show Year
else
{
QDate r;
if (dateStart.dayOfYear() == 1)
r.setDate(dateStart.year(), dateStart.month(), dateStart.day());
else
r.setDate(dateStart.year() + 1, 1, 1);
while (r < dateEnd)
{
QDomElement newTimeStep = mTplTime.cloneNode().toElement();
updateField(newTimeStep, "{{name}}", QString::number(r.year()) );
updateAttr (newTimeStep, "step_block", "width", QString::number(4));
int offset = dateStart.daysTo(r);
int aPos = (offset * mPixelPerDay * mZoomLevel);
updatePos(newTimeStep, aPos, 0);
timeGrp.appendChild(newTimeStep);
r = r.addYears(1);
}
}
e.appendChild(timeGrp);
// Insert all the known groups
for (int i=0; i < plan->countGroups(); i++)
{
vlePlanGroup *planGroup = plan->getGroup(i);
vlePlanActivity *prevActivity = 0;
int prevLen = 0;
int prevOffset = 0;
// Create a new Group
QDomElement newGrp = mTplHeader.cloneNode().toElement();
updateField(newGrp, "{{name}}", planGroup->getName());
updatePos (newGrp, 0, ((i + 1) * mGroupHeight));
updateAttr (newGrp, "header_background", "width", QString::number(planWidth));
for (int j = 0; j < planGroup->count(); j++)
{
vlePlanActivity *planActivity = planGroup->getActivity(j);
QDate actStart = planActivity->dateStart();
QDate actEnd = planActivity->dateEnd();
qreal actLength = (mPixelPerDay * actStart.daysTo(actEnd) * mZoomLevel);
if (actLength < 1)
actLength = 1;
QDomElement newAct = mTplTask.cloneNode().toElement();
updateField(newAct, "{{name}}", planActivity->getName());
updateAttr (newAct, "activity_block", "width", QString::number(actLength));
QString cfgColor("#00edda");
QString activityClass = planActivity->getClass();
if ( ! activityClass.isEmpty() )
{
QString cfg = getConfig("color", activityClass);
if ( ! cfg.isEmpty() )
cfgColor = cfg;
}
QString fillStyle = QString(";fill:%1").arg(cfgColor);
updateAttr (newAct, "activity_block", "style", fillStyle, false);
int date = dateStart.daysTo(planActivity->dateStart());
int aPos = (date * mPixelPerDay * mZoomLevel);
if (prevActivity)
{
if (prevLen > aPos)
{
if (prevOffset < 40)
prevOffset += 15;
updateAttr(newAct, "activity_name", "y", QString::number(prevOffset));
}
else
prevOffset = 15;
}
updatePos(newAct, aPos, 0);
newGrp.appendChild(newAct);
prevActivity = planActivity;
prevLen = aPos + (planActivity->getName().size() * 8);
}
e.appendChild(newGrp);
}
planSVG.appendChild( e );
QByteArray data;
QTextStream stream(&data);
planSVG.save(stream, QDomNode::EncodingFromTextStream);
#ifdef PLAN_OUT
QFile File("planOut.svg");
File.open( QIODevice::WriteOnly );
QTextStream TextStream(&File);
planSVG.save(TextStream, 0);
File.close();
mFilename = "planOut.svg";
#else
mFilename.clear();
#endif
mPlan = plan;
QXmlStreamReader xData(data);
mSvgRenderer->load(&xData);
refresh();
}
