func moveNode(xn, parent *xmlx.Node, parentName string) (newParent *xmlx.Node, oldPos int) {
oldPos = -1
if root := srcDoc.Root.Children[0]; parent == nil {
if parent = subNode(root, parentName); parent == nil {
parent = xmlx.NewNode(xn.Type)
parent.Name.Local = parentName
parent.Parent = root
root.Children = append(root.Children, parent)
}
}
if xn.Parent != parent {
newParent = parent
if xn.Parent != nil {
for i, sn := range xn.Parent.Children {
if sn == xn {
oldPos = i
break
}
}
if oldPos >= 0 {
xn.Parent.Children[oldPos] = nil
}
}
xn.Parent = parent
parent.Children = append(parent.Children, xn)
}
return
}
func replaceNode(xn, nn *xmlx.Node) {
pos := -1
for i, sn := range xn.Parent.Children {
if sn == xn {
pos = i
break
}
}
if pos >= 0 {
xn.Parent.Children[pos] = nn
nn.Parent = xn.Parent
xn.Parent = nil
}
}
func convertImage(xn *xmlx.Node) {
hexFormat := attVal(xn, "format")
imgHeight := attValU64(xn, "height")
imgWidth := attValU64(xn, "width")
imgDepth := attValU64(xn, "depth")
if imgDepth == 0 {
imgDepth = 1
}
delAtts(xn, "height", "width", "depth", "format")
if len(hexFormat) == 0 {
hexFormat = HexFormat
}
hexData, refUrl, initNode, hexNode := "", "", subNode(xn, "init_from"), subNode(xn, "data")
if initNode != nil {
refUrl = initNode.Value
delNodeForce(initNode, true)
initNode = nil
}
if hexNode != nil {
hexData = hexNode.Value
delNodeForce(hexNode, true)
hexNode = nil
}
if (len(refUrl) > 0) || (len(hexData) > 0) {
initNode = xmlx.NewNode(xn.Type)
initNode.Name.Local = "init_from"
if len(refUrl) > 0 {
ensureChild(initNode, "ref").Value = refUrl
}
if len(hexData) > 0 {
hex := ensureChild(initNode, "hex")
setAttr(hex, "format", hexFormat, false)
hex.Value = hexData
hexData = ""
}
}
if (imgWidth != 0) && (imgHeight != 0) {
cn := xmlx.NewNode(xn.Type)
switch imgDepth {
case 1:
cn.Name.Local = "create_2d"
case 2:
cn.Name.Local = "create_3d"
default:
cn.Name.Local = "create_cube"
}
sn := ensureChild(cn, "size_exact")
setAttr(sn, "width", fmt.Sprintf("%v", imgWidth), false)
setAttr(sn, "height", fmt.Sprintf("%v", imgHeight), false)
if initNode != nil {
cn.AddChild(initNode)
}
xn.AddChild(cn)
} else if initNode != nil {
xn.AddChild(initNode)
}
if oldParent := xn.Parent; oldParent.Name.Local != "library_images" {
logFmt("!!MOVE image!!; this may be BUGGY, please report your use-case at GitHub Issues for this package!!\n")
id := attVal(xn, "id")
if len(id) == 0 {
id = fmt.Sprintf("img_moved_%v", time.Now().UnixNano())
}
if _, pos := moveNode(xn, nil, "library_images"); pos >= 0 {
xn = xmlx.NewNode(xn.Type)
xn.Name.Local = "instance_image"
setAttr(xn, "url", "#"+id, false)
xn.Parent = oldParent
oldParent.Children[pos] = xn
}
}
}