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fade in animation also on tooltip change #37

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fade in animation also on tooltip change #37

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23 changes: 21 additions & 2 deletions css/index.css
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,16 @@
position: absolute;
z-index: 9999;
cursor: default;
animation: .5s fadeIn;
}

.react-hint--show-a {
animation: 0.5s fadeInA;
animation-fill-mode: both;
}

.react-hint--show-b {
animation: 0.5s fadeInB;
animation-fill-mode: both;
}

.react-hint__content {
Expand Down Expand Up @@ -51,7 +60,17 @@
border-bottom-color: #000;
}

@keyframes fadeIn {
@keyframes fadeInA {
from {
opacity: 0;
}

to {
opacity: 1;
}
}

@keyframes fadeInB {
from {
opacity: 0;
}
Expand Down
27 changes: 23 additions & 4 deletions src/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ export default ({Component, createElement}) =>
position: 'top'
}

state = {target: null}
state = {target: null, showA: false, showB: false}
_containerStyle = {position: 'relative'}

componentDidMount() {
Expand Down Expand Up @@ -72,8 +72,26 @@ export default ({Component, createElement}) =>
a[key] === b[key]), true)
}

componentDidUpdate() {
componentDidUpdate(prevProps, prevState) {
if (this.state.target) this.setState(this.getHintData)

// tooltip creation
if (prevState.target === null && this.state.target) this.setState({showA: true, showB: false})

// tooltip update
if (prevState.target && this.state.target)
{
// skip initial state change after tooltip creation
if (!(!prevState.showA && !prevState.showB))
{
const {left, top} = this.state;
// tooltip move
if ((left != prevState.left) || (top != prevState.top)) this.setState({showA: !prevState.showA, showB: !prevState.showB})
}
}

// tooltip removal
else if (prevState.target && this.state.target === null) this.setState({showA: false, showB: false})
}

getHintData = ({target}, {attribute, autoPosition, position}) => {
Expand Down Expand Up @@ -180,12 +198,13 @@ export default ({Component, createElement}) =>

render() {
const {className, onRenderContent} = this.props
const {target, content, at, top, left} = this.state
const {target, content, at, top, left, showA, showB} = this.state
const showClassName = showA ? `${className}--show-a` : showB ? `${className}--show-b` : '';

return <div ref={(ref) => this._container = ref}
style={this._containerStyle}>
{target &&
<div className={`${className} ${className}--${at}`}
<div className={`${className} ${className}--${at} ${showClassName}`}
ref={(ref) => this._hint = ref}
role="tooltip"
style={{top, left}}>
Expand Down