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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const {
LinearEasingFunctionWidget,
} = require("devtools/client/shared/widgets/LinearEasingFunctionWidget");
const SwatchBasedEditorTooltip = require("devtools/client/shared/widgets/tooltip/SwatchBasedEditorTooltip");
const XHTML_NS = "http://www.w3.org/1999/xhtml";
/**
* The swatch linear-easing-function tooltip class is a specific class meant to be used
* along with rule-view's generated linear-easing-function swatches.
* It extends the parent SwatchBasedEditorTooltip class.
* It just wraps a standard Tooltip and sets its content with an instance of a
* LinearEasingFunctionWidget.
*
* @param {Document} document
* The document to attach the SwatchLinearEasingFunctionTooltip. This is either the toolbox
* document if the tooltip is a popup tooltip or the panel's document if it is an
* inline editor.
*/
class SwatchLinearEasingFunctionTooltip extends SwatchBasedEditorTooltip {
constructor(document) {
super(document);
this.onWidgetUpdated = this.onWidgetUpdated.bind(this);
// Creating a linear-easing-function instance.
// this.widget will always be a promise that resolves to the widget instance
this.widget = this.createWidget();
}
/**
* Fill the tooltip with a new instance of the linear-easing-function widget
* initialized with the given value, and return a promise that resolves to
* the instance of the widget
*/
async createWidget() {
const { doc } = this.tooltip;
this.tooltip.panel.innerHTML = "";
const container = doc.createElementNS(XHTML_NS, "div");
container.className = "linear-easing-function-container";
this.tooltip.panel.appendChild(container);
this.tooltip.setContentSize({ width: 400, height: 400 });
await this.tooltip.once("shown");
return new LinearEasingFunctionWidget(container);
}
/**
* Overriding the SwatchBasedEditorTooltip.show function to set the linear function line
* in the widget
*/
async show() {
// Call the parent class' show function
await super.show();
// Then set the line and listen to changes to preview them
if (this.activeSwatch) {
this.ruleViewCurrentLinearValueElement = this.activeSwatch.nextSibling;
this.widget.then(widget => {
widget.off("updated", this.onWidgetUpdated);
widget.setCssLinearValue(this.activeSwatch.getAttribute("data-linear"));
widget.on("updated", this.onWidgetUpdated);
this.emit("ready");
});
}
}
onWidgetUpdated(newValue) {
if (!this.activeSwatch) {
return;
}
this.ruleViewCurrentLinearValueElement.textContent = newValue;
this.activeSwatch.setAttribute("data-linear", newValue);
this.preview(newValue);
}
destroy() {
super.destroy();
this.currentFunctionText = null;
this.widget.then(widget => {
widget.off("updated", this.onWidgetUpdated);
widget.destroy();
});
}
}
module.exports = SwatchLinearEasingFunctionTooltip;
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