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我是SVG图像使用新手。我在iOS中使用svg图像。我使用SVGKLayeredImageView获取CALayer。并改变SVG图像不同部分的颜色。现在我坚持要点,如何使用修改的图层在本地保存图像。 这是我的代码。请审查它,并给我很好的意见。 在此先感谢。如何在swift中保存和检索svg图像。
var layer = CALayer()
let svgImage = SVGKImage(named: "Bella_1.svg")
let imageView: SVGKLayeredImageView? = SVGKLayeredImageView.init(svgkImage: svgImage)
imageView?.sizeToFit()
Character_view.addSubview(imageView!)
layer = (imageView?.layer)!
func haircolor_Selection() {
for subLayer: CALayer in (layer.sublayers)!
{
print("%@", subLayer.self)
for subSubLayer: CALayer in subLayer.sublayers!
{
print("%@", subSubLayer.self)
for subSubSubLayer: CALayer in subSubLayer.sublayers!
{
print("%@", subSubSubLayer.self)
for subSubSub1Layer: CALayer in subSubSubLayer.sublayers! {
print("%@", subSubSub1Layer.self)
if(subSubSub1Layer.name == "hair")
{
for subHairLayer: CALayer in subSubSub1Layer.sublayers!{
print("[email protected]", subHairLayer.self)
if(subHairLayer.name == "main-colour_1_")
{
changeFillColorRecursively(sublayers: [subHairLayer], color: image_Color)
}
}
}
}
}
}
}
}
func changeFillColorRecursively(sublayers: [CALayer], color: UIColor) {
for layer_object in sublayers {
if let l = layer_object as? CAShapeLayer {
l.fillColor = color.cgColor
}
if let l = layer_object as? CALayer, let sub = l.sublayers {
changeFillColorRecursively(sublayers: sub, color: color)
}
}
}
我想保存这个修改的SVG图像,请给出答案。等待回应。