This repository has been archived on 2020-04-04. You can view files and clone it, but you cannot make any changes to it's state, such as pushing and creating new issues, pull requests or comments.
Vim-Vixen/src/background/shared/zooms.js
2018-06-17 21:55:25 +09:00

32 lines
863 B
JavaScript

// For chromium
// const ZOOM_SETTINGS = [
// 0.25, 0.33, 0.50, 0.66, 0.75, 0.80, 0.90, 1.00,
// 1.10, 1.25, 1.50, 1.75, 2.00, 2.50, 3.00, 4.00, 5.00
// ];
const ZOOM_SETTINGS = [
0.33, 0.50, 0.66, 0.75, 0.80, 0.90, 1.00,
1.10, 1.25, 1.50, 1.75, 2.00, 2.50, 3.00
];
const zoomIn = async(tabId = undefined) => {
let current = await browser.tabs.getZoom(tabId);
let factor = ZOOM_SETTINGS.find(f => f > current);
if (factor) {
return browser.tabs.setZoom(tabId, factor);
}
};
const zoomOut = async(tabId = undefined) => {
let current = await browser.tabs.getZoom(tabId);
let factor = [].concat(ZOOM_SETTINGS).reverse().find(f => f < current);
if (factor) {
return browser.tabs.setZoom(tabId, factor);
}
};
const neutral = (tabId = undefined) => {
return browser.tabs.setZoom(tabId, 1);
};
export { zoomIn, zoomOut, neutral };