private static void ParseLayers(JsonReader reader, LottieComposition composition, List <Layer> layers,
Dictionary <long, Layer> layerMap)
{
var imageCount = 0;
reader.BeginArray();
while (reader.HasNext())
{
var layer = LayerParser.Parse(reader, composition);
if (layer.GetLayerType() == Layer.LayerType.Image)
{
imageCount++;
}
layers.Add(layer);
layerMap[layer.Id] = layer;
if (imageCount > 4)
{
LottieLog.Warn(
$"You have {imageCount} images. Lottie should primarily be used with shapes. If you are using Adobe Illustrator, convert the Illustrator layers to shape layers.");
}
}
reader.EndArray();
}
private static void ParseAssets(JsonReader reader, LottieComposition composition, Dictionary <string, List <Layer> > precomps, Dictionary <string, LottieImageAsset> images)
{
reader.BeginArray();
while (reader.HasNext())
{
string id = null;
// For precomps
var layers = new List <Layer>();
var layerMap = new Dictionary <long, Layer>();
// For images
var width = 0;
var height = 0;
string imageFileName = null;
string relativeFolder = null;
reader.BeginObject();
while (reader.HasNext())
{
switch (reader.NextName())
{
case "id":
id = reader.NextString();
break;
case "layers":
reader.BeginArray();
while (reader.HasNext())
{
var layer = LayerParser.Parse(reader, composition);
layerMap.Add(layer.Id, layer);
layers.Add(layer);
}
reader.EndArray();
break;
case "w":
width = reader.NextInt();
break;
case "h":
height = reader.NextInt();
break;
case "p":
imageFileName = reader.NextString();
break;
case "u":
relativeFolder = reader.NextString();
break;
default:
reader.SkipValue();
break;
}
}
reader.EndObject();
if (imageFileName != null)
{
var image =
new LottieImageAsset(width, height, id, imageFileName, relativeFolder);
images[image.Id] = image;
}
else
{
precomps.Add(id, layers);
}
}
reader.EndArray();
}