javascript/NativeScript
1
0
Fork 0
mirror of https://github.com/NativeScript/NativeScript.git synced 2025-08-16 11:42:04 +08:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #2851 from NativeScript/zoned-fps-meter

Browse Source 
Make fps-meter callback execute in the same zone as they are created
This commit is contained in:
Alexander Vakrilov
2016-10-07 16:28:13 +03:00
committed by GitHub
parent 109ac26c5b 03fdc94d2c
commit 93f20e6505
1 changed files with 13 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
tns-core-modules/fps-meter/fps-meter.ts
View File

@ -1,16 +1,16 @@
import fpsNative = require("fps-meter/fps-native");
var callbacks = {},
idCounter = 0,
_minFps = 1000,
framesRendered = 0,
frameStartTime = 0;
const callbacks = {};
let idCounter = 0;
let _minFps = 1000;
let framesRendered = 0;
let frameStartTime = 0;
function doFrame(currentTimeMillis: number) {
var fps = 0;
let fps = 0;
if (frameStartTime > 0) {
// take the span in milliseconds
var timeSpan = (currentTimeMillis - frameStartTime);
const timeSpan = (currentTimeMillis - frameStartTime);
framesRendered++;
if (timeSpan > 1000) {
@ -29,7 +29,7 @@ function doFrame(currentTimeMillis: number) {
}
}
var native: fpsNative.FPSCallback;
let native: fpsNative.FPSCallback;
function ensureNative() {
if (!native) {
native = new fpsNative.FPSCallback(doFrame);
@ -69,9 +69,10 @@ export function stop() {
}
export function addCallback(callback: (fps: number, minFps?: number) => void): number {
var id = idCounter;
const id = idCounter;
callbacks[id] = callback;
// Wrap all calback in zonedCallback so that they work with the current zone.
callbacks[id] = zonedCallback(callback);
idCounter++;
return id;
@ -84,8 +85,8 @@ export function removeCallback(id: number) {
}
function notify(fps) {
var callback: Function;
for (var id in callbacks) {
let callback: Function;
for (let id in callbacks) {
callback = callbacks[id];
callback(fps, _minFps);
}