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import { nodeOrNew, register, wrapWithAttrCheck } from '../utils/adopter.js'
import { registerMethods } from '../utils/methods.js'
import Container from './Container.js'
import baseFind from '../modules/core/selector.js'
export default class Mask extends Container {
// Initialize node
constructor (node, attrs = node) {
super(nodeOrNew('mask', node), attrs)
}
// Unmask all masked elements and remove itself
remove () {
// unmask all targets
this.targets().forEach(function (el) {
el.unmask()
})
// remove mask from parent
return super.remove()
}
targets () {
return baseFind('svg [mask*="' + this.id() + '"]')
}
}
registerMethods({
Container: {
mask: wrapWithAttrCheck(function () {
return this.defs().put(new Mask())
})
},
Element: {
// Distribute mask to svg element
maskWith (element) {
// use given mask or create a new one
var masker = element instanceof Mask
? element
: this.parent().mask().add(element)
// apply mask
return this.attr('mask', 'url("#' + masker.id() + '")')
},
// Unmask element
unmask () {
return this.attr('mask', null)
},
masker () {
return this.reference('mask')
}
}
})
register(Mask, 'Mask')
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