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prevent infinite delay on redraw

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zzmp 2014-09-17 14:24:22 -07:00
parent 7af59740f9
commit 8f3af0b6f1
1 changed files with 11 additions and 4 deletions
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15
mithril.js
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@ -439,7 +439,7 @@ Mithril = m = new function app(window, undefined) {
return _prop(store)
}
var roots = [], modules = [], controllers = [], lastRedrawId = 0, computePostRedrawHook = null, prevented = false
var roots = [], modules = [], controllers = [], lastRedrawId = 0, redrawAgain = false, computePostRedrawHook = null, prevented = false
m.module = function(root, module) {
var index = roots.indexOf(root)
if (index < 0) index = roots.length
@ -464,12 +464,19 @@ Mithril = m = new function app(window, undefined) {
var cancel = window.cancelAnimationFrame || window.clearTimeout
var defer = window.requestAnimationFrame || window.setTimeout
if (lastRedrawId && force !== true) {
cancel(lastRedrawId)
lastRedrawId = defer(redraw, 16) //60 frames per second = 1 call per 16 ms
redrawAgain = true
}
else {
redraw()
lastRedrawId = defer(function() {lastRedrawId = null}, 16)
lastRedrawId = defer(delay, 16) //60 frames per second = 1 call per 16 ms
}
function delay() {
lastRedrawId = null
if (redrawAgain) {
redrawAgain = false
m.redraw()
}
}
}
m.redraw.strategy = m.prop()