/// <returns>May be null.</returns>
private Skin ReadSkin(Stream input, String skinName, bool nonessential)
{
int slotCount = ReadVarint(input, true);
if (slotCount == 0)
{
return(null);
}
Skin skin = new Skin(skinName);
for (int i = 0; i < slotCount; i++)
{
int slotIndex = ReadVarint(input, true);
for (int ii = 0, nn = ReadVarint(input, true); ii < nn; ii++)
{
String name = ReadString(input);
skin.AddAttachment(slotIndex, name, ReadAttachment(input, skin, slotIndex, name, nonessential));
}
}
return(skin);
}
public SkeletonData ReadSkeletonData(TextReader reader)
{
if (reader == null)
{
throw new ArgumentNullException("reader", "reader cannot be null.");
}
var scale = this.Scale;
var skeletonData = new SkeletonData();
var root = Json.Deserialize(reader) as Dictionary <String, Object>;
if (root == null)
{
throw new Exception("Invalid JSON.");
}
// Skeleton.
if (root.ContainsKey("skeleton"))
{
var skeletonMap = (Dictionary <String, Object>)root["skeleton"];
skeletonData.hash = (String)skeletonMap["hash"];
skeletonData.version = (String)skeletonMap["spine"];
skeletonData.width = GetFloat(skeletonMap, "width", 0);
skeletonData.height = GetFloat(skeletonMap, "height", 0);
}
// Bones.
foreach (Dictionary <String, Object> boneMap in (List <Object>)root["bones"])
{
BoneData parent = null;
if (boneMap.ContainsKey("parent"))
{
parent = skeletonData.FindBone((String)boneMap["parent"]);
if (parent == null)
{
throw new Exception("Parent bone not found: " + boneMap["parent"]);
}
}
var data = new BoneData(skeletonData.Bones.Count, (String)boneMap["name"], parent);
data.length = GetFloat(boneMap, "length", 0) * scale;
data.x = GetFloat(boneMap, "x", 0) * scale;
data.y = GetFloat(boneMap, "y", 0) * scale;
data.rotation = GetFloat(boneMap, "rotation", 0);
data.scaleX = GetFloat(boneMap, "scaleX", 1);
data.scaleY = GetFloat(boneMap, "scaleY", 1);
data.shearX = GetFloat(boneMap, "shearX", 0);
data.shearY = GetFloat(boneMap, "shearY", 0);
data.inheritRotation = GetBoolean(boneMap, "inheritRotation", true);
data.inheritScale = GetBoolean(boneMap, "inheritScale", true);
skeletonData.bones.Add(data);
}
// Slots.
if (root.ContainsKey("slots"))
{
foreach (Dictionary <String, Object> slotMap in (List <Object>)root["slots"])
{
var slotName = (String)slotMap["name"];
var boneName = (String)slotMap["bone"];
BoneData boneData = skeletonData.FindBone(boneName);
if (boneData == null)
{
throw new Exception("Slot bone not found: " + boneName);
}
var data = new SlotData(skeletonData.Slots.Count, slotName, boneData);
if (slotMap.ContainsKey("color"))
{
var color = (String)slotMap["color"];
data.r = ToColor(color, 0);
data.g = ToColor(color, 1);
data.b = ToColor(color, 2);
data.a = ToColor(color, 3);
}
data.attachmentName = GetString(slotMap, "attachment", null);
if (slotMap.ContainsKey("blend"))
{
data.blendMode = (BlendMode)Enum.Parse(typeof(BlendMode), (String)slotMap["blend"], false);
}
else
{
data.blendMode = BlendMode.normal;
}
skeletonData.slots.Add(data);
}
}
// IK constraints.
if (root.ContainsKey("ik"))
{
foreach (Dictionary <String, Object> constraintMap in (List <Object>)root["ik"])
{
IkConstraintData data = new IkConstraintData((String)constraintMap["name"]);
foreach (String boneName in (List <Object>)constraintMap["bones"])
{
BoneData bone = skeletonData.FindBone(boneName);
if (bone == null)
{
throw new Exception("IK constraint bone not found: " + boneName);
}
data.bones.Add(bone);
}
String targetName = (String)constraintMap["target"];
data.target = skeletonData.FindBone(targetName);
if (data.target == null)
{
throw new Exception("Target bone not found: " + targetName);
}
data.bendDirection = GetBoolean(constraintMap, "bendPositive", true) ? 1 : -1;
data.mix = GetFloat(constraintMap, "mix", 1);
skeletonData.ikConstraints.Add(data);
}
}
// Transform constraints.
if (root.ContainsKey("transform"))
{
foreach (Dictionary <String, Object> constraintMap in (List <Object>)root["transform"])
{
TransformConstraintData data = new TransformConstraintData((String)constraintMap["name"]);
foreach (String boneName in (List <Object>)constraintMap["bones"])
{
BoneData bone = skeletonData.FindBone(boneName);
if (bone == null)
{
throw new Exception("Transform constraint bone not found: " + boneName);
}
data.bones.Add(bone);
}
String targetName = (String)constraintMap["target"];
data.target = skeletonData.FindBone(targetName);
if (data.target == null)
{
throw new Exception("Target bone not found: " + targetName);
}
data.offsetRotation = GetFloat(constraintMap, "rotation", 0);
data.offsetX = GetFloat(constraintMap, "x", 0) * scale;
data.offsetY = GetFloat(constraintMap, "y", 0) * scale;
data.offsetScaleX = GetFloat(constraintMap, "scaleX", 0);
data.offsetScaleY = GetFloat(constraintMap, "scaleY", 0);
data.offsetShearY = GetFloat(constraintMap, "shearY", 0);
data.rotateMix = GetFloat(constraintMap, "rotateMix", 1);
data.translateMix = GetFloat(constraintMap, "translateMix", 1);
data.scaleMix = GetFloat(constraintMap, "scaleMix", 1);
data.shearMix = GetFloat(constraintMap, "shearMix", 1);
skeletonData.transformConstraints.Add(data);
}
}
// Path constraints.
if (root.ContainsKey("path"))
{
foreach (Dictionary <String, Object> constraintMap in (List <Object>)root["path"])
{
PathConstraintData data = new PathConstraintData((String)constraintMap["name"]);
foreach (String boneName in (List <Object>)constraintMap["bones"])
{
BoneData bone = skeletonData.FindBone(boneName);
if (bone == null)
{
throw new Exception("Path bone not found: " + boneName);
}
data.bones.Add(bone);
}
String targetName = (String)constraintMap["target"];
data.target = skeletonData.FindSlot(targetName);
if (data.target == null)
{
throw new Exception("Target slot not found: " + targetName);
}
data.positionMode = (PositionMode)Enum.Parse(typeof(PositionMode), GetString(constraintMap, "positionMode", "percent"), true);
data.spacingMode = (SpacingMode)Enum.Parse(typeof(SpacingMode), GetString(constraintMap, "spacingMode", "length"), true);
data.rotateMode = (RotateMode)Enum.Parse(typeof(RotateMode), GetString(constraintMap, "rotateMode", "tangent"), true);
data.offsetRotation = GetFloat(constraintMap, "rotation", 0);
data.position = GetFloat(constraintMap, "position", 0);
if (data.positionMode == PositionMode.Fixed)
{
data.position *= scale;
}
data.spacing = GetFloat(constraintMap, "spacing", 0);
if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed)
{
data.spacing *= scale;
}
data.rotateMix = GetFloat(constraintMap, "rotateMix", 1);
data.translateMix = GetFloat(constraintMap, "translateMix", 1);
skeletonData.pathConstraints.Add(data);
}
}
// Skins.
if (root.ContainsKey("skins"))
{
foreach (KeyValuePair <String, Object> skinMap in (Dictionary <String, Object>)root["skins"])
{
var skin = new Skin(skinMap.Key);
foreach (KeyValuePair <String, Object> slotEntry in (Dictionary <String, Object>)skinMap.Value)
{
int slotIndex = skeletonData.FindSlotIndex(slotEntry.Key);
foreach (KeyValuePair <String, Object> entry in ((Dictionary <String, Object>)slotEntry.Value))
{
try {
Attachment attachment = ReadAttachment((Dictionary <String, Object>)entry.Value, skin, slotIndex, entry.Key);
if (attachment != null)
{
skin.AddAttachment(slotIndex, entry.Key, attachment);
}
} catch (Exception e) {
throw new Exception("Error reading attachment: " + entry.Key + ", skin: " + skin, e);
}
}
}
skeletonData.skins.Add(skin);
if (skin.name == "default")
{
skeletonData.defaultSkin = skin;
}
}
}
// Linked meshes.
for (int i = 0, n = linkedMeshes.Count; i < n; i++)
{
LinkedMesh linkedMesh = linkedMeshes[i];
Skin skin = linkedMesh.skin == null ? skeletonData.defaultSkin : skeletonData.FindSkin(linkedMesh.skin);
if (skin == null)
{
throw new Exception("Slot not found: " + linkedMesh.skin);
}
Attachment parent = skin.GetAttachment(linkedMesh.slotIndex, linkedMesh.parent);
if (parent == null)
{
throw new Exception("Parent mesh not found: " + linkedMesh.parent);
}
linkedMesh.mesh.ParentMesh = (MeshAttachment)parent;
linkedMesh.mesh.UpdateUVs();
}
linkedMeshes.Clear();
// Events.
if (root.ContainsKey("events"))
{
foreach (KeyValuePair <String, Object> entry in (Dictionary <String, Object>)root["events"])
{
var entryMap = (Dictionary <String, Object>)entry.Value;
var data = new EventData(entry.Key);
data.Int = GetInt(entryMap, "int", 0);
data.Float = GetFloat(entryMap, "float", 0);
data.String = GetString(entryMap, "string", null);
skeletonData.events.Add(data);
}
}
// Animations.
if (root.ContainsKey("animations"))
{
foreach (KeyValuePair <String, Object> entry in (Dictionary <String, Object>)root["animations"])
{
try {
ReadAnimation((Dictionary <String, Object>)entry.Value, entry.Key, skeletonData);
} catch (Exception e) {
throw new Exception("Error reading animation: " + entry.Key, e);
}
}
}
skeletonData.bones.TrimExcess();
skeletonData.slots.TrimExcess();
skeletonData.skins.TrimExcess();
skeletonData.events.TrimExcess();
skeletonData.animations.TrimExcess();
skeletonData.ikConstraints.TrimExcess();
return(skeletonData);
}