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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 {
CubicBezierWidget,
} = require("resource://devtools/client/shared/widgets/CubicBezierWidget.js");
const SwatchBasedEditorTooltip = require("resource://devtools/client/shared/widgets/tooltip/SwatchBasedEditorTooltip.js");
const XHTML_NS = "http://www.w3.org/1999/xhtml";
/**
* The swatch cubic-bezier tooltip class is a specific class meant to be used
* along with rule-view's generated cubic-bezier swatches.
* It extends the parent SwatchBasedEditorTooltip class.
* It just wraps a standard Tooltip and sets its content with an instance of a
* CubicBezierWidget.
*
* @param {Document} document
* The document to attach the SwatchCubicBezierTooltip. 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 SwatchCubicBezierTooltip extends SwatchBasedEditorTooltip {
constructor(document) {
super(document);
// Creating a cubic-bezier instance.
// this.widget will always be a promise that resolves to the widget instance
this.widget = this.setCubicBezierContent([0, 0, 1, 1]);
this._onUpdate = this._onUpdate.bind(this);
}
/**
* Fill the tooltip with a new instance of the cubic-bezier widget
* initialized with the given value, and return a promise that resolves to
* the instance of the widget
*/
async setCubicBezierContent(bezier) {
const { doc } = this.tooltip;
this.tooltip.panel.innerHTML = "";
const container = doc.createElementNS(XHTML_NS, "div");
container.className = "cubic-bezier-container";
this.tooltip.panel.appendChild(container);
this.tooltip.setContentSize({ width: 510, height: 370 });
await this.tooltip.once("shown");
return new CubicBezierWidget(container, bezier);
}
/**
* Overriding the SwatchBasedEditorTooltip.show function to set the cubic
* bezier curve in the widget
*/
async show() {
// Call the parent class' show function
await super.show();
// Then set the curve and listen to changes to preview them
if (this.activeSwatch) {
this.currentBezierValue = this.activeSwatch.nextSibling;
this.widget.then(widget => {
widget.off("updated", this._onUpdate);
widget.cssCubicBezierValue = this.currentBezierValue.textContent;
widget.on("updated", this._onUpdate);
this.emit("ready");
});
}
}
_onUpdate(bezier) {
if (!this.activeSwatch) {
return;
}
this.currentBezierValue.textContent = bezier + "";
this.preview(bezier + "");
}
destroy() {
super.destroy();
this.currentBezierValue = null;
this.widget.then(widget => {
widget.off("updated", this._onUpdate);
widget.destroy();
});
}
}
module.exports = SwatchCubicBezierTooltip;
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