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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 ) {
super( nodeOrNew( 'mask', node ), node )
}
// 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 )
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