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Various fixes to links

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This commit is contained in:
barsdeveloper
2022-03-02 22:55:05 +01:00
parent 525b4188dc
commit 2d2af6f097
11 changed files with 115 additions and 35 deletions
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43
js/input/mouse/MouseCreateLink.js
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@@ -17,32 +17,51 @@ export default class MouseCreateLink extends IMouseClickDrag {
/** @type {(e: MouseEvent) => void} */
#mouseleaveHandler
/** @type {LinkElement} */
link
/** @type {PinElement} */
enteredPin
linkValid = false
constructor(target, blueprint, options) {
super(target, blueprint, options)
/** @type {PinElement} */
this.target
/** @type {LinkElement} */
this.link
/** @type {PinElement} */
this.enteredPin
let self = this
this.#mouseenterHandler = e => {
if (!self.enteredPin) {
linkValid = false
self.enteredPin = e.target
const a = self.enteredPin, b = self.target
if (a.getNodeElement() == b.getNodeElement()) {
this.setLinkMessage(LinkMessageElement.sameNode())
} else if (a.isOutput() == b.isOutput()) {
this.setLinkMessage(LinkMessageElement.directionsIncompatible())
} else if (a.isOutput() == b.isOutput()) {
this.setLinkMessage(LinkMessageElement.directionsIncompatible())
} else if (self.blueprint.getLinks([a, b]).length) {
this.setLinkMessage(LinkMessageElement.replaceLink())
linkValid = true
} else {
this.setLinkMessage(LinkMessageElement.correct())
linkValid = true
}
}
}
this.#mouseleaveHandler = e => {
if (self.enteredPin == e.target) {
self.enteredPin = null
this.setLinkMessage(LinkMessageElement.placeNode())
}
}
}
startDrag() {
this.link = new LinkElement(this.target, null)
this.link.setLinkMessage(LinkMessageElement.placeNode())
this.blueprint.nodesContainerElement.prepend(this.link)
this.setLinkMessage(LinkMessageElement.placeNode())
this.#listenedPins = this.blueprint.querySelectorAll(this.target.constructor.tagName)
this.#listenedPins.forEach(pin => {
if (pin != this.target) {
@@ -62,11 +81,7 @@ export default class MouseCreateLink extends IMouseClickDrag {
pin.removeEventListener("mouseenter", this.#mouseenterHandler)
pin.removeEventListener("mouseleave", this.#mouseleaveHandler)
})
if (this.enteredPin && !this.blueprint.getLinks().find(
link =>
link.getSourcePin() == this.target && link.getDestinationPin() == this.enteredPin
|| link.getSourcePin() == this.enteredPin && link.getDestinationPin() == this.target
)) {
if (this.enteredPin) {
this.blueprint.addGraphElement(this.link)
this.link.setDestinationPin(this.enteredPin)
this.link.setLinkMessage(null)
@@ -75,6 +90,12 @@ export default class MouseCreateLink extends IMouseClickDrag {
this.link.finishDragging()
this.link.remove()
}
this.enteredPin = null
this.link = null
}
setLinkMessage(linkMessage) {
this.link.setLinkMessage(linkMessage)
this.blueprint.nodesContainerElement.prepend(this.link)
}
}