Files
oak-editor/effects/internal/voideffect.cpp
T

63 lines
1.7 KiB
C++

#include "voideffect.h"
#include <QXmlStreamReader>
#include <QLabel>
#include <QFile>
#include "ui/collapsiblewidget.h"
#include "debug.h"
VoidEffect::VoidEffect(Clip *c, const QString& n) : Effect(c, nullptr) {
name = n;
QString display_name;
if (n.isEmpty()) {
display_name = tr("(unknown)");
} else {
display_name = n;
}
EffectRow* row = add_row(tr("Missing Effect"), false, false);
row->add_widget(new QLabel(display_name));
container->setText(display_name);
}
void VoidEffect::load(QXmlStreamReader &stream) {
QString tag = stream.name().toString();
qint64 start_index = stream.characterOffset();
qint64 end_index = start_index;
while (!stream.atEnd() && !(stream.name() == tag && stream.isEndElement())) {
end_index = stream.characterOffset();
stream.readNext();
}
qint64 passage_length = end_index - start_index;
if (passage_length > 0) {
// store xml data verbatim
QFile* device = static_cast<QFile*>(stream.device());
QFile passage_get(device->fileName());
if (passage_get.open(QFile::ReadOnly)) {
passage_get.seek(start_index);
bytes = passage_get.read(passage_length);
int passage_end = bytes.lastIndexOf('>')+1;
bytes.remove(passage_end, bytes.size()-passage_end);
passage_get.close();
}
}
}
void VoidEffect::save(QXmlStreamWriter &stream) {
if (!name.isEmpty()) {
stream.writeAttribute("name", name);
stream.writeAttribute("enabled", QString::number(is_enabled()));
// force xml writer to expand <effect> tag, ignored when loading
stream.writeStartElement("void");
stream.writeEndElement();
if (!bytes.isEmpty()) {
// write stored data
QIODevice* device = stream.device();
device->write(bytes);
}
}
}