1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 | 1× 1× 1× 1× 1× 1× 1× | import { isElementVisible } from '../../utils/core' import { each } from '../../utils/generic' import clean from '../methods/clean' export default function animate (element, sequencing) { var sequence = (element.sequence) ? this.store.sequences[element.sequence.id] : false var delayed = element.config.useDelay === 'always' || element.config.useDelay === 'onload' && this.pristine || element.config.useDelay === 'once' && !element.seen element.visible = isElementVisible.call(this, element) if (sequencing) { if (element.sequence.index === sequence.nose.pointer - 1 && sequence.nose.pointer > sequence.nose.index) { sequence.nose.pointer-- queueSequenceNose.call(this, sequence) } else if (element.sequence.index === sequence.tail.pointer + 1 && sequence.tail.pointer < sequence.tail.index) { sequence.tail.pointer++ queueSequenceTail.call(this, sequence) } else { return } return triggerReveal.call(this, element, delayed) } if (element.visible && !element.revealed) { if (sequence) { updateSequenceIndexes.call(this, sequence) if (sequence.nose.pointer === null && sequence.tail.pointer === null) { sequence.nose.pointer = sequence.tail.pointer = element.sequence.index queueSequenceNose.call(this, sequence) queueSequenceTail.call(this, sequence) } else if (element.sequence.index === sequence.nose.pointer - 1 && !sequence.nose.blocked) { sequence.nose.pointer-- queueSequenceNose.call(this, sequence) } else if (element.sequence.index === sequence.tail.pointer + 1 && !sequence.tail.blocked) { sequence.tail.pointer++ queueSequenceTail.call(this, sequence) } else { return } } return triggerReveal.call(this, element, delayed) } if (!element.visible && element.revealed && element.config.reset) { if (sequence) { updateSequenceIndexes.call(this, sequence) if (sequence.nose.index !== Infinity && sequence.tail.index !== -Infinity) { sequence.nose.pointer = Math.max(sequence.nose.pointer, sequence.nose.index) sequence.tail.pointer = Math.min(sequence.tail.pointer, sequence.tail.index) } } return triggerReset.call(this, element) } } function triggerReveal (element, delayed) { var styles = [ element.styles.inline, element.styles.opacity.computed, element.styles.transform.generated.final ] delayed ? styles.push(element.styles.transition.generated.delayed) : styles.push(element.styles.transition.generated.instant) element.revealed = element.seen = true element.node.setAttribute('style', styles.filter(function (i) { return i !== ''; }).join(' ')) registerCallbacks.call(this, element, delayed) } function triggerReset (element) { var styles = [ element.styles.inline, element.styles.opacity.generated, element.styles.transform.generated.initial, element.styles.transition.generated.instant ] element.revealed = false element.node.setAttribute('style', styles.filter(function (i) { return i !== ''; }).join(' ')) registerCallbacks.call(this, element) } function registerCallbacks (element, isDelayed) { var this$1 = this; var duration = isDelayed ? element.config.duration + element.config.delay : element.config.duration var beforeCallback = element.revealed ? element.config.beforeReveal : element.config.beforeReset var afterCallback = element.revealed ? element.config.afterReveal : element.config.afterReset var elapsed = 0 if (element.callbackTimer) { elapsed = Date.now() - element.callbackTimer.start window.clearTimeout(element.callbackTimer.clock) } beforeCallback(element.node) element.callbackTimer = { start: Date.now(), clock: window.setTimeout(function () { afterCallback(element.node) element.callbackTimer = null if (element.revealed && !element.config.reset) { clean.call(this$1, element.node) } }, duration - elapsed), } } function updateSequenceIndexes (sequence) { var this$1 = this; var min = Infinity var max = -Infinity each(sequence.elementIds, function (id) { var element = this$1.store.elements[id] if (element && element.visible) { min = Math.min(min, element.sequence.index) max = Math.max(max, element.sequence.index) } }) sequence.nose.index = min sequence.tail.index = max } function queueSequenceNose (sequence) { var this$1 = this; var nextId = sequence.elementIds[sequence.nose.pointer - 1] var nextElement = this.store.elements[nextId] if (nextElement) { sequence.nose.blocked = true window.setTimeout(function () { sequence.nose.blocked = false animate.call(this$1, nextElement, true) }, sequence.interval) } } function queueSequenceTail (sequence) { var this$1 = this; var nextId = sequence.elementIds[sequence.tail.pointer + 1] var nextElement = this.store.elements[nextId] if (nextElement) { sequence.tail.blocked = true window.setTimeout(function () { sequence.tail.blocked = false animate.call(this$1, nextElement, true) }, sequence.interval) } } |