/// <summary>
/// Create a sprite from the atlas
/// </summary>
/// <param name="spriteAtlas"></param>
/// <returns></returns>
public bool Create(GTSpriteAtlasCocos2D spriteAtlas, GTTreeNode tnSprite)
{
if (null == spriteAtlas || spriteAtlas.frameCount == 0)
return false;
GTTreeNode tnAnimation = tnSprite.GetChild(GTPropertyFile.TagAnimation);
GTTreeNode tnAnchor = tnSprite.GetChild(GTPropertyFile.TagAnchor);
Vector2 pivot = GTSpriteFrameSet.PivotCenter;
if (tnAnchor != null)
pivot = tnAnchor.AsVector2();
if (tnAnimation != null && tnAnimation.childCount != 0)
{
mFrameSet = new GTSpriteFrameSet[tnAnimation.childCount];
// Create each frameset
for (int childIndex = 0; childIndex < tnAnimation.childCount; childIndex++)
{
GTTreeNode tnFramdset = tnAnimation.GetChild(childIndex);
if (tnFramdset != null)
{
GTTreeNode tnFPS = tnFramdset.GetChild(GTPropertyFile.TagFPS);
GTTreeNode tnStartFrame = tnFramdset.GetChild(GTPropertyFile.TagStartFrame);
GTTreeNode tnFrameCount = tnFramdset.GetChild(GTPropertyFile.TagFrameCount);
if (tnStartFrame == null)
Debug.LogError("Couldn't find StartFrame in GTTreeNode !");
if (tnFrameCount == null)
Debug.LogError("Couldn't find FrameCount in GTTreeNode !");
if (tnStartFrame != null && tnFrameCount != null)
{
mFrameSet[childIndex] = new GTSpriteFrameSet();
mFrameSet[childIndex].name = tnFramdset.AsString();
mFrameSet[childIndex].Create(
spriteAtlas,
tnStartFrame.AsInt(),
tnFrameCount.AsInt(),
pivot
);
if (tnFPS != null)
{
mFrameSet[childIndex].FPS = tnFPS.AsFloat();
}
}
if(!mFrameSetNameDic.ContainsKey(tnFramdset.AsString()))
mFrameSetNameDic.Add(tnFramdset.AsString(), (uint)childIndex);
}
}
}
return true;
}
/// <summary>
/// Parse contents from metadata
/// </summary>
/// <param name="nodeMetadata"></param>
/// <returns></returns>
static private bool ParseMetaData(XmlNode nodeMetadata, ref GTSpriteAtlasCocos2D spriteAtlas)
{
if (null == nodeMetadata)
return false;
XmlNodeList nodeList = nodeMetadata.NextSibling.SelectNodes("key");
foreach (XmlNode n in nodeList)
{
switch (n.InnerText)
{
case "format":
spriteAtlas.mMetadata.format = int.Parse(n.NextSibling.InnerText);
break;
case "realTextureFileName":
spriteAtlas.mMetadata.realTextureFileName = n.NextSibling.InnerText;
break;
case "size":
spriteAtlas.mMetadata.size = GTSpriteAtlasCocos2D.StringToVector2(n.NextSibling.InnerText);
break;
case "textureFileName":
spriteAtlas.mMetadata.textureFileName = n.NextSibling.InnerText;
break;
}
}
return true;
}
/// <summary>
/// Parse atlas content
/// </summary>
/// <param name="content"></param>
/// <returns></returns>
static private GTSpriteAtlasCocos2D Parse(string content)
{
// Parse XML content
XmlDocument xd = new XmlDocument();
xd.LoadXml(content);
GTSpriteAtlasCocos2D spriteAtlas = new GTSpriteAtlasCocos2D();
XmlNodeList xnl = xd.SelectNodes("plist/dict/key");
// Parse metadata
GTSpriteAtlasCocos2D.ParseMetaData(GetNodeByKey(xnl, "metadata"), ref spriteAtlas);
// Parse frames
GTSpriteAtlasCocos2D.ParseFramesData(GetNodeByKey(xnl, "frames"), ref spriteAtlas);
xd = null;
return spriteAtlas;
}
/// <summary>
/// Parse frames
/// </summary>
/// <param name="nodeFrames"></param>
/// <returns></returns>
static private bool ParseFramesData(XmlNode nodeFrames, ref GTSpriteAtlasCocos2D spriteAtlas)
{
if (null == nodeFrames)
return false;
// Query all frames
XmlNodeList nodeList = nodeFrames.NextSibling.SelectNodes("key");
if (nodeList.Count == 0)
return false;
spriteAtlas.mFrames = new GTSpriteAtlasCocos2DFrame[nodeList.Count];
if (null == spriteAtlas.mFrames)
return false;
// Parse each frame node
for (int index = 0; index < nodeList.Count; index++)
{
XmlNode n = nodeList[index];
GTSpriteAtlasCocos2DFrame newFrame = new GTSpriteAtlasCocos2DFrame();
// Parse metadata
newFrame.Parse(n.NextSibling, ref spriteAtlas.mMetadata);
// Remove ".png" from frame name
int lastIndex = n.InnerText.LastIndexOf('.');
string frameName = (lastIndex >= 0) ? n.InnerText.Substring(0, lastIndex) : n.InnerText;
newFrame.name = frameName;
// Add the frame into the array
spriteAtlas.mFrames[index] = newFrame;
}
return true;
}
