124 lines
2.8 KiB
C++
124 lines
2.8 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "voideffect.h"
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#include <QXmlStreamReader>
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#include <QLabel>
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#include <QFile>
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#include "ui/collapsiblewidget.h"
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#include "global/debug.h"
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VoidEffect::VoidEffect(Clip* c, const QString& n, const QString& id) :
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OldEffectNode(c),
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display_name_(n),
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id_(id)
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{
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if (display_name_.isEmpty()) {
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display_name_ = tr("(unknown)");
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}
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new LabelWidget(this, tr("Missing Effect"), display_name_);
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}
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QString VoidEffect::name()
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{
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return display_name_;
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}
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QString VoidEffect::id()
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{
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return id_;
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}
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QString VoidEffect::description()
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{
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return QString();
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}
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EffectType VoidEffect::type()
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{
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return EFFECT_TYPE_EFFECT;
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}
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olive::TrackType VoidEffect::subtype()
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{
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return olive::kTypeVideo;
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}
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bool VoidEffect::IsCreatable()
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{
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return false;
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}
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OldEffectNodePtr VoidEffect::Create(Clip *)
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{
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return nullptr;
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}
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OldEffectNodePtr VoidEffect::copy(Clip* c) {
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OldEffectNodePtr copy = std::make_shared<VoidEffect>(c, display_name_, id_);
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copy->SetEnabled(IsEnabled());
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copy_field_keyframes(copy);
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return copy;
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}
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void VoidEffect::load(QXmlStreamReader &stream) {
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QString tag = stream.name().toString();
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QXmlStreamWriter writer(&bytes_);
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// copy XML from reader to writer
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while (!stream.atEnd() && !(stream.name() == tag && stream.isEndElement())) {
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stream.readNext();
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if (stream.isStartElement()) {
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writer.writeStartElement(stream.name().toString());
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}
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if (stream.isEndElement()) {
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writer.writeEndElement();
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}
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if (stream.isCharacters()) {
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writer.writeCharacters(stream.text().toString());
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}
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for (int i=0;i<stream.attributes().size();i++) {
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writer.writeAttribute(stream.attributes().at(i));
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}
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}
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}
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void VoidEffect::save(QXmlStreamWriter &stream) {
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if (!display_name_.isEmpty()) {
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stream.writeAttribute("name", display_name_);
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stream.writeAttribute("enabled", QString::number(IsEnabled()));
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// force xml writer to expand <effect> tag, ignored when loading
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stream.writeStartElement("void");
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stream.writeEndElement();
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if (!bytes_.isEmpty()) {
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// write stored data
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QIODevice* device = stream.device();
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device->write(bytes_);
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}
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}
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}
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