protected override void LoadContent()
{
spriteBatch = new SpriteBatch(GraphicsDevice);
animation = Animation.LoadAnimation(GraphicsDevice, animationFile);
transforms = new BoneTransformation[animation.Keyframes[0].DrawBones.Count];
}
public static Animation LoadAnimation(GraphicsDevice graphicsDevice, string animationFile)
{
Animation animation = new Animation();
XmlDocument xmlDocument = new XmlDocument();
xmlDocument.Load(animationFile);
int loopFrame = Int32.Parse(xmlDocument.SelectSingleNode("/Animation/LoopFrame").InnerText);
float frameRate = 1.0f / Int32.Parse(xmlDocument.SelectSingleNode("/Animation/FrameRate").InnerText);
animation.Loop = loopFrame != -1;
if (animation.Loop)
animation.LoopTime = frameRate * loopFrame;
XmlNodeList nodeList = xmlDocument.SelectNodes("/Animation/Texture");
foreach (XmlNode node in nodeList)
{
animation.Textures.Add(LoadTexture(graphicsDevice, node.InnerText, Path.GetFullPath(animationFile)));
}
nodeList = xmlDocument.SelectNodes("/Animation/Keyframe");
foreach (XmlNode node in nodeList)
{
Keyframe keyframe = new Keyframe();
keyframe.FrameTime = frameRate * Int32.Parse(node.Attributes["frame"].Value);
if (node.Attributes["vflip"] != null)
keyframe.FlipVertically = bool.Parse(node.Attributes["vflip"].Value);
else
keyframe.FlipVertically = false;
if (node.Attributes["hflip"] != null)
keyframe.FlipHorizontally = bool.Parse(node.Attributes["hflip"].Value);
else
keyframe.FlipHorizontally = false;
XmlNodeList boneList = node.SelectNodes("Bone");
foreach (XmlNode boneNode in boneList)
{
Bone bone = new Bone();
bone.Name = boneNode.Attributes["name"].Value;
bone.TextureIndex = Int32.Parse(boneNode.SelectSingleNode("TextureIndex").InnerText);
bone.ParentIndex = Int32.Parse(boneNode.SelectSingleNode("ParentIndex").InnerText);
bone.Hidden = bool.Parse(boneNode.SelectSingleNode("Hidden").InnerText);
bone.Position = new Vector2(float.Parse(boneNode.SelectSingleNode("Position/X").InnerText, CultureInfo.InvariantCulture),
float.Parse(boneNode.SelectSingleNode("Position/Y").InnerText, CultureInfo.InvariantCulture));
bone.Rotation = float.Parse(boneNode.SelectSingleNode("Rotation").InnerText, CultureInfo.InvariantCulture);
bone.Scale = new Vector2(float.Parse(boneNode.SelectSingleNode("Scale/X").InnerText, CultureInfo.InvariantCulture),
float.Parse(boneNode.SelectSingleNode("Scale/Y").InnerText, CultureInfo.InvariantCulture));
bone.SelfIndex = keyframe.DrawBones.Count;
bone.FlipHorizontally = bool.Parse(boneNode.SelectSingleNode("TextureFlipHorizontal").InnerText);
bone.FlipVertically = bool.Parse(boneNode.SelectSingleNode("TextureFlipVertical").InnerText);
keyframe.DrawBones.Add(bone);
}
// keyframe.UpdateBones
foreach (Bone bone in keyframe.DrawBones)
{
BoneSortAdd(bone, keyframe.UpdateBones, keyframe.DrawBones);
}
animation.Keyframes.Add(keyframe);
}
return animation;
}
