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various: use simpler/smarter XML reading functions

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Should address any XML parsing issues and allows for simpler, more maintainable
code. Should also address a crash that could occur when pasting nodes that had
inputs that weren't copied.
This commit is contained in:
itsmattkc
2020-03-17 02:38:17 +11:00
parent 72eb3a5d82
commit a1f5c85f49
16 changed files with 326 additions and 285 deletions
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app/node/input.cpp
+85 -84
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@@ -91,111 +91,111 @@ void NodeInput::Load(QXmlStreamReader *reader, QHash<quintptr, NodeOutput*>& par
return;
}
if (attr.name() == "keyframing") {
set_is_keyframing(attr.value() == "1");
if (attr.name() == QStringLiteral("keyframing")) {
set_is_keyframing(attr.value() == QStringLiteral("1"));
}
}
XMLReadLoop(reader, "input") {
while (XMLReadNextStartElement(reader)) {
if (cancelled && *cancelled) {
return;
}
if (reader->isStartElement()) {
if (reader->name() == "standard") {
// Load standard value
int val_index = 0;
if (reader->name() == QStringLiteral("standard")) {
// Load standard value
int val_index = 0;
XMLReadLoop(reader, "standard") {
if (cancelled && *cancelled) {
return;
while (XMLReadNextStartElement(reader)) {
if (cancelled && *cancelled) {
return;
}
if (reader->name() == QStringLiteral("value")) {
QString value_text = reader->readElementText();
if (value_text.isEmpty()) {
standard_value_.replace(val_index, QVariant());
} else {
standard_value_.replace(val_index, StringToValue(value_text, footage_connections));
}
if (reader->isStartElement() && reader->name() == "value") {
reader->readNext();
val_index++;
} else {
reader->skipCurrentElement();
}
}
} else if (reader->name() == QStringLiteral("keyframes")) {
int track = 0;
QString value_text = reader->text().toString();
while (XMLReadNextStartElement(reader)) {
if (cancelled && *cancelled) {
return;
}
if (value_text.isEmpty()) {
standard_value_.replace(val_index, QVariant());
} else {
standard_value_.replace(val_index, StringToValue(value_text, footage_connections));
if (reader->name() == QStringLiteral("track")) {
while (XMLReadNextStartElement(reader)) {
if (cancelled && *cancelled) {
return;
}
val_index++;
}
}
} else if (reader->name() == "keyframes") {
int track = 0;
if (reader->name() == QStringLiteral("key")) {
rational key_time;
NodeKeyframe::Type key_type;
QVariant key_value;
QPointF key_in_handle;
QPointF key_out_handle;
XMLReadLoop(reader, "keyframes") {
if (cancelled && *cancelled) {
return;
}
if (reader->isStartElement() && reader->name() == "track") {
XMLReadLoop(reader, "track") {
if (cancelled && *cancelled) {
return;
}
if (reader->name() == "key") {
rational key_time;
NodeKeyframe::Type key_type;
QVariant key_value;
QPointF key_in_handle;
QPointF key_out_handle;
XMLAttributeLoop(reader, attr) {
if (cancelled && *cancelled) {
return;
}
if (attr.name() == "time") {
key_time = rational::fromString(attr.value().toString());
} else if (attr.name() == "type") {
key_type = static_cast<NodeKeyframe::Type>(attr.value().toInt());
} else if (attr.name() == "inhandlex") {
key_in_handle.setX(attr.value().toDouble());
} else if (attr.name() == "inhandley") {
key_in_handle.setY(attr.value().toDouble());
} else if (attr.name() == "outhandlex") {
key_out_handle.setX(attr.value().toDouble());
} else if (attr.name() == "outhandley") {
key_out_handle.setY(attr.value().toDouble());
}
XMLAttributeLoop(reader, attr) {
if (cancelled && *cancelled) {
return;
}
reader->readNext();
key_value = StringToValue(reader->text().toString(), footage_connections);
NodeKeyframePtr key = NodeKeyframe::Create(key_time, key_value, key_type, track);
key->set_bezier_control_in(key_in_handle);
key->set_bezier_control_out(key_out_handle);
key->set_parent(this);
keyframe_tracks_[track].append(key);
if (attr.name() == QStringLiteral("time")) {
key_time = rational::fromString(attr.value().toString());
} else if (attr.name() == QStringLiteral("type")) {
key_type = static_cast<NodeKeyframe::Type>(attr.value().toInt());
} else if (attr.name() == QStringLiteral("inhandlex")) {
key_in_handle.setX(attr.value().toDouble());
} else if (attr.name() == QStringLiteral("inhandley")) {
key_in_handle.setY(attr.value().toDouble());
} else if (attr.name() == QStringLiteral("outhandlex")) {
key_out_handle.setX(attr.value().toDouble());
} else if (attr.name() == QStringLiteral("outhandley")) {
key_out_handle.setY(attr.value().toDouble());
}
}
key_value = StringToValue(reader->readElementText(), footage_connections);
NodeKeyframePtr key = NodeKeyframe::Create(key_time, key_value, key_type, track);
key->set_bezier_control_in(key_in_handle);
key->set_bezier_control_out(key_out_handle);
key->set_parent(this);
keyframe_tracks_[track].append(key);
} else {
reader->skipCurrentElement();
}
track++;
}
track++;
} else {
reader->skipCurrentElement();
}
} else if (reader->name() == "connections") {
XMLReadLoop(reader, "connections") {
if (cancelled && *cancelled) {
return;
}
if (reader->isStartElement() && reader->name() == "connection") {
reader->readNext();
input_connections.append({this, reader->text().toULongLong()});
}
}
} else {
LoadInternal(reader, param_ptrs, input_connections, footage_connections, cancelled);
}
} else if (reader->name() == QStringLiteral("connections")) {
while (XMLReadNextStartElement(reader)) {
if (cancelled && *cancelled) {
return;
}
if (reader->name() == QStringLiteral("connection")) {
input_connections.append({this, reader->readElementText().toULongLong()});
} else {
reader->skipCurrentElement();
}
}
} else {
LoadInternal(reader, param_ptrs, input_connections, footage_connections, cancelled);
}
}
}
@@ -268,8 +268,9 @@ const NodeParam::DataType &NodeInput::data_type() const
return data_type_;
}
void NodeInput::LoadInternal(QXmlStreamReader*, QHash<quintptr, NodeOutput *>&, QList<SerializedConnection>&, QList<FootageConnection>&, const QAtomicInt*)
void NodeInput::LoadInternal(QXmlStreamReader* reader, QHash<quintptr, NodeOutput *>&, QList<SerializedConnection>&, QList<FootageConnection>&, const QAtomicInt*)
{
reader->skipCurrentElement();
}
void NodeInput::SaveInternal(QXmlStreamWriter*) const