forked from mirrors/gecko-dev
90fac8fa22
Differential Revision: https://phabricator.services.mozilla.com/D37217 --HG-- extra : moz-landing-system : lando
125 lines
2.4 KiB
JavaScript
125 lines
2.4 KiB
JavaScript
/* 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/. */
|
|
|
|
this.selection = (function () {let exports={}; class Selection {
|
|
constructor(x1, y1, x2, y2) {
|
|
this.x1 = x1;
|
|
this.y1 = y1;
|
|
this.x2 = x2;
|
|
this.y2 = y2;
|
|
}
|
|
|
|
get top() {
|
|
return Math.min(this.y1, this.y2);
|
|
}
|
|
set top(val) {
|
|
if (this.y1 < this.y2) {
|
|
this.y1 = val;
|
|
} else {
|
|
this.y2 = val;
|
|
}
|
|
}
|
|
|
|
get bottom() {
|
|
return Math.max(this.y1, this.y2);
|
|
}
|
|
set bottom(val) {
|
|
if (this.y1 > this.y2) {
|
|
this.y1 = val;
|
|
} else {
|
|
this.y2 = val;
|
|
}
|
|
}
|
|
|
|
get left() {
|
|
return Math.min(this.x1, this.x2);
|
|
}
|
|
set left(val) {
|
|
if (this.x1 < this.x2) {
|
|
this.x1 = val;
|
|
} else {
|
|
this.x2 = val;
|
|
}
|
|
}
|
|
|
|
get right() {
|
|
return Math.max(this.x1, this.x2);
|
|
}
|
|
set right(val) {
|
|
if (this.x1 > this.x2) {
|
|
this.x1 = val;
|
|
} else {
|
|
this.x2 = val;
|
|
}
|
|
}
|
|
|
|
get width() {
|
|
return Math.abs(this.x2 - this.x1);
|
|
}
|
|
get height() {
|
|
return Math.abs(this.y2 - this.y1);
|
|
}
|
|
|
|
rect() {
|
|
return {
|
|
top: Math.floor(this.top),
|
|
left: Math.floor(this.left),
|
|
bottom: Math.floor(this.bottom),
|
|
right: Math.floor(this.right),
|
|
};
|
|
}
|
|
|
|
union(other) {
|
|
return new Selection(
|
|
Math.min(this.left, other.left),
|
|
Math.min(this.top, other.top),
|
|
Math.max(this.right, other.right),
|
|
Math.max(this.bottom, other.bottom)
|
|
);
|
|
}
|
|
|
|
/** Sort x1/x2 and y1/y2 so x1<x2, y1<y2 */
|
|
sortCoords() {
|
|
if (this.x1 > this.x2) {
|
|
[this.x1, this.x2] = [this.x2, this.x1];
|
|
}
|
|
if (this.y1 > this.y2) {
|
|
[this.y1, this.y2] = [this.y2, this.y1];
|
|
}
|
|
}
|
|
|
|
clone() {
|
|
return new Selection(this.x1, this.y1, this.x2, this.y2);
|
|
}
|
|
|
|
toJSON() {
|
|
return {
|
|
left: this.left,
|
|
right: this.right,
|
|
top: this.top,
|
|
bottom: this.bottom,
|
|
};
|
|
}
|
|
|
|
static getBoundingClientRect(el) {
|
|
if (!el.getBoundingClientRect) {
|
|
// Typically the <html> element or somesuch
|
|
return null;
|
|
}
|
|
const rect = el.getBoundingClientRect();
|
|
if (!rect) {
|
|
return null;
|
|
}
|
|
return new Selection(rect.left, rect.top, rect.right, rect.bottom);
|
|
}
|
|
}
|
|
|
|
if (typeof exports !== "undefined") {
|
|
exports.Selection = Selection;
|
|
}
|
|
|
|
return exports;
|
|
})();
|
|
null;
|
|
|