}
private void readCurve (CurveTimeline timeline, int frameIndex, JsonValue valueMap) {
JsonValue curve = valueMap.get("curve");
if (curve == null) return;
if (curve.isString() && curve.asString().equals("stepped"))
timeline.setStepped(frameIndex);
else if (curve.isArray()) {
timeline.setCurve(frameIndex, curve.getFloat(0), curve.getFloat(1), curve.getFloat(2), curve.getFloat(3));
}
}