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<a href="../../index.html">all files</a> / <a href="index.html">src/modules/</a> styles.ts
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<div class='fl pad1y space-right2'>
<span class="strong">27.38% </span>
<span class="quiet">Statements</span>
<span class='fraction'>23/84</span>
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<span class="strong">0% </span>
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<span class="strong">6.25% </span>
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<span class='fraction'>1/16</span>
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<div class='fl pad1y space-right2'>
<span class="strong">27.16% </span>
<span class="quiet">Lines</span>
<span class='fraction'>22/81</span>
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">import { ElementVNode, Module } from '../'
import { BaseModule } from './BaseModule'
import { emptyVNode } from './emptyVNode'
<span class="fstat-no" title="function not covered" >export function createStylesModule(</span>): Module {
<span class="cstat-no" title="statement not covered" > return new StylesModule()</span>
}
class StylesModule extends BaseModule {
<span class="fstat-no" title="function not covered" > public pre() {</span>
<span class="cstat-no" title="statement not covered" > setRequestAnimationFrame()</span>
}
<span class="fstat-no" title="function not covered" > public create(vNode: ElementVNode)</span> {
<span class="cstat-no" title="statement not covered" > updateStyle(emptyVNode, vNode)</span>
}
<span class="fstat-no" title="function not covered" > public update(formerVNode: ElementVNode, vNode: ElementVNode)</span> {
<span class="cstat-no" title="statement not covered" > updateStyle(formerVNode, vNode)</span>
}
<span class="fstat-no" title="function not covered" > public remove(vNode: ElementVNode, removeElement: Function)</span> {
<span class="cstat-no" title="statement not covered" > applyRemoveStyle(vNode, removeElement)</span>
}
<span class="fstat-no" title="function not covered" > public destroy(vNode: ElementVNode)</span> {
<span class="cstat-no" title="statement not covered" > applyDestroyStyle(vNode)</span>
}
}
let requestAnimationFrame: any
<span class="fstat-no" title="function not covered" >function setRequestAnimationFrame(</span>) {
<span class="cstat-no" title="statement not covered" > if (!requestAnimationFrame)</span>
<span class="cstat-no" title="statement not covered" > requestAnimationFrame =</span>
(typeof window !== 'undefined' && window.requestAnimationFrame) || setTimeout
}
<span class="fstat-no" title="function not covered" >function nextFrame(fn: any)</span> {
<span class="cstat-no" title="statement not covered" > requestAnimationFrame(<span class="fstat-no" title="function not covered" >function() {</span></span>
<span class="cstat-no" title="statement not covered" > requestAnimationFrame(fn)</span>
})
}
<span class="fstat-no" title="function not covered" >function setValueOnNextFrame(obj: any, prop: string, value: any)</span> {
<span class="cstat-no" title="statement not covered" > nextFrame(<span class="fstat-no" title="function not covered" >function() {</span></span>
<span class="cstat-no" title="statement not covered" > obj[prop] = value</span>
})
}
<span class="fstat-no" title="function not covered" >function updateStyle(formerVNode: ElementVNode, vNode: ElementVNode)</span>: void {
<span class="cstat-no" title="statement not covered" > let styleValue: any</span>
<span class="cstat-no" title="statement not covered" > const element: any = vNode.element</span>
<span class="cstat-no" title="statement not covered" > let formerStyle: any = formerVNode.props.style</span>
<span class="cstat-no" title="statement not covered" > let style: any = vNode.props.style</span>
<span class="cstat-no" title="statement not covered" > if (!formerStyle && !style) <span class="cstat-no" title="statement not covered" >return</span></span>
<span class="cstat-no" title="statement not covered" > formerStyle = formerStyle || {}</span>
<span class="cstat-no" title="statement not covered" > style = style || {}</span>
<span class="cstat-no" title="statement not covered" > const formerHasDelayedProperty: boolean =</span>
!!formerStyle.delayed
// tslint:disable-next-line:prefer-const
<span class="cstat-no" title="statement not covered" > for (let key in formerStyle)</span>
<span class="cstat-no" title="statement not covered" > if (!style[key])</span>
<span class="cstat-no" title="statement not covered" > element.style[key] = ''</span>
<span class="cstat-no" title="statement not covered" > for (const key in style) {</span>
<span class="cstat-no" title="statement not covered" > styleValue = style[key]</span>
<span class="cstat-no" title="statement not covered" > if (key === 'delayed') {</span>
// tslint:disable-next-line:prefer-const
<span class="cstat-no" title="statement not covered" > for (let delayKey in style.delayed) {</span>
<span class="cstat-no" title="statement not covered" > styleValue = style.delayed[delayKey]</span>
<span class="cstat-no" title="statement not covered" > if (!formerHasDelayedProperty || styleValue !== formerStyle.delayed[delayKey])</span>
<span class="cstat-no" title="statement not covered" > setValueOnNextFrame((element as any).style, delayKey, styleValue)</span>
}
} else <span class="cstat-no" title="statement not covered" >if (key !== 'remove') {</span>
<span class="cstat-no" title="statement not covered" > element.style[key] = styleValue</span>
}
}
}
<span class="fstat-no" title="function not covered" >function applyDestroyStyle(vNode: ElementVNode)</span> {
<span class="cstat-no" title="statement not covered" > const element: any = vNode.element</span>
<span class="cstat-no" title="statement not covered" > const style: any = vNode.props.style</span>
<span class="cstat-no" title="statement not covered" > if (!style || !style.destroy) <span class="cstat-no" title="statement not covered" >return</span></span>
<span class="cstat-no" title="statement not covered" > const destroy: any = style.destroy</span>
<span class="cstat-no" title="statement not covered" > for (const key in destroy)</span>
<span class="cstat-no" title="statement not covered" > element.style[key] = destroy[key]</span>
}
<span class="fstat-no" title="function not covered" >function applyRemoveStyle(vNode: ElementVNode, callback: Function)</span> {
<span class="cstat-no" title="statement not covered" > const style: any = vNode.props.style</span>
<span class="cstat-no" title="statement not covered" > if (!style || !style.remove)</span>
<span class="cstat-no" title="statement not covered" > return callback()</span>
<span class="cstat-no" title="statement not covered" > const element: any = vNode.element</span>
<span class="cstat-no" title="statement not covered" > let index = 0</span>
<span class="cstat-no" title="statement not covered" > let computedStyle: any</span>
<span class="cstat-no" title="statement not covered" > let listenerCount = 0</span>
<span class="cstat-no" title="statement not covered" > const appliedStyles: Array<string> = []</span>
<span class="cstat-no" title="statement not covered" > for (const key in style) {</span>
<span class="cstat-no" title="statement not covered" > appliedStyles.push(key)</span>
<span class="cstat-no" title="statement not covered" > element.style[key] = style[key]</span>
}
<span class="cstat-no" title="statement not covered" > computedStyle = getComputedStyle(element)</span>
<span class="cstat-no" title="statement not covered" > const transitionProperties: Array<string> =</span>
computedStyle['transition-property'].split(', ')
<span class="cstat-no" title="statement not covered" > for (; index < transitionProperties.length; ++index)</span>
<span class="cstat-no" title="statement not covered" > if (appliedStyles.indexOf(transitionProperties[index]) !== -1)</span>
<span class="cstat-no" title="statement not covered" > listenerCount++</span>
<span class="cstat-no" title="statement not covered" > element.addEventListener('transitionend', <span class="fstat-no" title="function not covered" >function(event: TransitionEvent)</span> {</span>
<span class="cstat-no" title="statement not covered" > if (event.target === element)</span>
<span class="cstat-no" title="statement not covered" > --listenerCount</span>
<span class="cstat-no" title="statement not covered" > if (listenerCount === 0)</span>
<span class="cstat-no" title="statement not covered" > callback()</span>
})
}
export {
setRequestAnimationFrame as pre,
updateStyle as create,
updateStyle as update,
applyDestroyStyle as destroy,
applyRemoveStyle as remove,
}
</pre></td></tr>
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