diff options
Diffstat (limited to 'src/animation/Animator.js')
| -rw-r--r-- | src/animation/Animator.js | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/animation/Animator.js b/src/animation/Animator.js index 64570eb..390b200 100644 --- a/src/animation/Animator.js +++ b/src/animation/Animator.js @@ -5,6 +5,7 @@ const Animator = { nextDraw: null, frames: new Queue(), timeouts: new Queue(), + immediates: new Queue(), timer: () => globals.window.performance || globals.window.Date, transforms: [], @@ -38,6 +39,17 @@ const Animator = { return node }, + immediate (fn) { + // Add the immediate fn to the end of the queue + var node = Animator.immediates.push(fn) + // Request another animation frame if we need one + if (Animator.nextDraw === null) { + Animator.nextDraw = globals.window.requestAnimationFrame(Animator._draw) + } + + return node + }, + cancelFrame (node) { node != null && Animator.frames.remove(node) }, @@ -46,6 +58,10 @@ const Animator = { node != null && Animator.timeouts.remove(node) }, + cancelImmediate (node) { + node != null && Animator.immediates.remove(node) + }, + _draw (now) { // Run all the timeouts we can run, if they are not ready yet, add them // to the end of the queue immediately! (bad timeouts!!! [sarcasm]) @@ -70,6 +86,11 @@ const Animator = { nextFrame.run() } + var nextImmediate = null + while ((nextImmediate = Animator.immediates.shift())) { + nextImmediate() + } + // If we have remaining timeouts or frames, draw until we don't anymore Animator.nextDraw = Animator.timeouts.first() || Animator.frames.first() ? globals.window.requestAnimationFrame(Animator._draw) |