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Blueprint focusable

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barsdeveloper
2021-11-06 20:59:00 +01:00
parent ceb07688f2
commit afa27bf42c
13 changed files with 318 additions and 79 deletions
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19
js/input/MouseWheel.js
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@@ -5,10 +5,11 @@ export default class MouseWheel extends Pointing {
/**
*
* @param {HTMLElement} target
* @param {import("../Blueprint").Blueprint} blueprint
* @param {import("../Blueprint").default} blueprint
* @param {Object} options
*/
constructor(target, blueprint, options) {
options.wantsFocusCallback = true
super(target, blueprint, options)
this.looseTarget = options?.looseTarget ?? true
let self = this
@@ -18,14 +19,24 @@ export default class MouseWheel extends Pointing {
const location = self.getLocation(e)
self.wheel(Math.sign(e.deltaY), location)
}
this.mouseParentWheelHandler = e => e.preventDefault()
if (this.blueprint.focused) {
this.movementSpace.addEventListener('wheel', this.mouseWheelHandler, false)
}
}
blueprintFocused() {
this.movementSpace.addEventListener('wheel', this.mouseWheelHandler, false)
// Prevent movement space from being scrolled
this.movementSpace.parentElement?.addEventListener('wheel', e => e.preventDefault())
this.movementSpace.parentElement?.addEventListener('wheel', this.mouseParentWheelHandler)
}
blueprintUnfocused() {
this.movementSpace.removeEventListener('wheel', this.mouseWheelHandler, false)
this.movementSpace.parentElement?.removeEventListener('wheel', this.mouseParentWheelHandler)
}
/* Subclasses will override the following method */
wheel(variation, location) {
}
}