Method SetJsonValue

src/Timeline.cpp:1265–1364

Load Json::Value into this object

// Load Json::Value into this object
void Timeline::SetJsonValue(const Json::Value root) {

	// Get lock (prevent getting frames while this happens)
	const std::lock_guard<std::recursive_mutex> lock(getFrameMutex);

	// Close timeline before we do anything (this closes all clips)
	bool was_open = is_open;
	Close();

	// Set parent data
	ReaderBase::SetJsonValue(root);

	// Set data from Json (if key is found)
	if (!root["path"].isNull())
		path = root["path"].asString();

	if (!root["clips"].isNull()) {
		// Clear existing clips
		clips.clear();

		// loop through clips
		for (const Json::Value existing_clip : root["clips"]) {
			// Skip NULL nodes
			if (existing_clip.isNull()) {
				continue;
			}

			// Create Clip
			Clip *c = new Clip();

			// Keep track of allocated clip objects
			allocated_clips.insert(c);

			// When a clip is attached to an object, it searches for the object
			// on it's parent timeline. Setting the parent timeline of the clip here
			// allows attaching it to an object when exporting the project (because)
			// the exporter script initializes the clip and it's effects
			// before setting its parent timeline.
			c->ParentTimeline(this);

			// Load Json into Clip
			c->SetJsonValue(existing_clip);

			// Add Clip to Timeline
			AddClip(c);
		}
	}

	if (!root["effects"].isNull()) {
		// Clear existing effects
		effects.clear();

		// loop through effects
		for (const Json::Value existing_effect :root["effects"]) {
			// Skip NULL nodes
			if (existing_effect.isNull()) {
				continue;
			}