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/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
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 3 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, see <http://www.gnu.org/licenses/>.
***/
#include "timelineworkarea.h"
#include "common/xmlutils.h"
OLIVE_NAMESPACE_ENTER
const rational TimelineWorkArea::kResetIn = 0;
const rational TimelineWorkArea::kResetOut = RATIONAL_MAX;
TimelineWorkArea::TimelineWorkArea(QObject *parent) :
QObject(parent),
workarea_enabled_(false)
{
}
bool TimelineWorkArea::enabled() const
{
return workarea_enabled_;
}
void TimelineWorkArea::set_enabled(bool e)
{
workarea_enabled_ = e;
emit EnabledChanged(workarea_enabled_);
}
const TimeRange &TimelineWorkArea::range() const
{
return workarea_range_;
}
void TimelineWorkArea::set_range(const TimeRange &range)
{
workarea_range_ = range;
emit RangeChanged(workarea_range_);
}
void TimelineWorkArea::Load(QXmlStreamReader *reader)
{
rational range_in = workarea_range_.in();
rational range_out = workarea_range_.out();
XMLAttributeLoop(reader, attr) {
if (attr.name() == QStringLiteral("enabled")) {
set_enabled(attr.value() != QStringLiteral("0"));
} else if (attr.name() == QStringLiteral("in")) {
range_in = rational::fromString(attr.value().toString());
} else if (attr.name() == QStringLiteral("out")) {
range_out = rational::fromString(attr.value().toString());
}
}
TimeRange loaded_workarea(range_in, range_out);
if (loaded_workarea != workarea_range_) {
set_range(loaded_workarea);
}
reader->skipCurrentElement();
}
void TimelineWorkArea::Save(QXmlStreamWriter *writer) const
{
writer->writeStartElement(QStringLiteral("workarea"));
writer->writeAttribute(QStringLiteral("enabled"), QString::number(workarea_enabled_));
writer->writeAttribute(QStringLiteral("in"), workarea_range_.in().toString());
writer->writeAttribute(QStringLiteral("out"), workarea_range_.out().toString());
writer->writeEndElement(); // workarea
}
const rational &TimelineWorkArea::in() const
{
return workarea_range_.in();
}
const rational &TimelineWorkArea::out() const
{
return workarea_range_.out();
}
const rational &TimelineWorkArea::length() const
{
return workarea_range_.length();
}
OLIVE_NAMESPACE_EXIT
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