import AnimationItem from './AnimationItem'; const animationManager = (function () { var moduleOb = {}; var registeredAnimations = []; var initTime = 0; var len = 0; var playingAnimationsNum = 0; var _stopped = true; var _isFrozen = false; function removeElement(ev) { var i = 0; var animItem = ev.target; while (i < len) { if (registeredAnimations[i].animation === animItem) { registeredAnimations.splice(i, 1); i -= 1; len -= 1; if (!animItem.isPaused) { subtractPlayingCount(); } } i += 1; } } function registerAnimation(element, animationData) { if (!element) { return null; } var i = 0; while (i < len) { if (registeredAnimations[i].elem === element && registeredAnimations[i].elem !== null) { return registeredAnimations[i].animation; } i += 1; } var animItem = new AnimationItem(); setupAnimation(animItem, element); animItem.setData(element, animationData); return animItem; } function getRegisteredAnimations() { var i; var lenAnims = registeredAnimations.length; var animations = []; for (i = 0; i < lenAnims; i += 1) { animations.push(registeredAnimations[i].animation); } return animations; } function addPlayingCount() { playingAnimationsNum += 1; activate(); } function subtractPlayingCount() { playingAnimationsNum -= 1; } function setupAnimation(animItem, element) { animItem.addEventListener('destroy', removeElement); animItem.addEventListener('_active', addPlayingCount); animItem.addEventListener('_idle', subtractPlayingCount); registeredAnimations.push({ elem: element, animation: animItem }); len += 1; } function loadAnimation(params) { var animItem = new AnimationItem(); setupAnimation(animItem, null); animItem.setParams(params); return animItem; } function setSpeed(val, animation) { var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.setSpeed(val, animation); } } function setDirection(val, animation) { var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.setDirection(val, animation); } } function play(animation) { var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.play(animation); } } function resume(nowTime) { var elapsedTime = nowTime - initTime; var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.advanceTime(elapsedTime); } initTime = nowTime; if (playingAnimationsNum && !_isFrozen) { requestAnimationFrame(resume); } else { _stopped = true; } } function first(nowTime) { initTime = nowTime; requestAnimationFrame(resume); } function pause(animation) { var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.pause(animation); } } function goToAndStop(value, isFrame, animation) { var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.goToAndStop(value, isFrame, animation); } } function stop(animation) { var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.stop(animation); } } function togglePause(animation) { var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.togglePause(animation); } } function destroy(animation) { var i; for (i = (len - 1); i >= 0; i -= 1) { registeredAnimations[i].animation.destroy(animation); } } function searchAnimations() { throw new Error('Cannot access DOM from worker thread'); } function resize() { var i; for (i = 0; i < len; i += 1) { registeredAnimations[i].animation.resize(); } } function activate() { if (!_isFrozen && playingAnimationsNum) { if (_stopped) { requestAnimationFrame(first); _stopped = false; } } } function freeze() { _isFrozen = true; } function unfreeze() { _isFrozen = false; activate(); } moduleOb.registerAnimation = registerAnimation; moduleOb.loadAnimation = loadAnimation; moduleOb.setSpeed = setSpeed; moduleOb.setDirection = setDirection; moduleOb.play = play; moduleOb.pause = pause; moduleOb.stop = stop; moduleOb.togglePause = togglePause; moduleOb.searchAnimations = searchAnimations; moduleOb.resize = resize; // moduleOb.start = start; moduleOb.goToAndStop = goToAndStop; moduleOb.destroy = destroy; moduleOb.freeze = freeze; moduleOb.unfreeze = unfreeze; moduleOb.getRegisteredAnimations = getRegisteredAnimations; return moduleOb; }()); export default animationManager;