basicscroll - npm Package Compare versions

Comparing version 1.1.5 to 1.2.0

CHANGELOG.md

@@ -7,2 +7,8 @@ # Changelog
 
+## [1.2.0] - 2018-01-18
+
+### New
+
+- `inside` and `outside` callbacks now receive the calculated properties
+
 ## [1.1.5] - 2017-12-17
@@ -9,0 +15,0 @@

dist/basicScroll.min.js

@@ -1,1 +0,1 @@
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0!==arguments[3]?arguments[3]:window.innerHeight||window.outerHeight,o=n.getBoundingClientRect(),u=t.match(/^[a-z]+/)[0],i=t.match(/[a-z]+$/)[0],c=0;return"top"===i&&(c-=0),"middle"===i&&(c-=r/2),"bottom"===i&&(c-=r),"top"===u&&(c+=o.top+e),"middle"===u&&(c+=o.top+e+o.height/2),"bottom"===u&&(c+=o.top+e+o.height),c+"px"},d=function(t){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:a(),e=t.getData(),r=e.to.value-e.from.value,o=(n-e.from.value)/(r/100),u=Math.min(Math.max(o,0),100),i=Object.keys(e.props).map(function(t){var n=e.props[t],r=!0===n.direct?e.elem:document.documentElement,o=n.from.unit||n.to.unit,i=n.from.value-n.to.value,c=n.timing(u/100),a=n.from.value-i*c;return{elem:r,key:t,value:Math.round(100*a)/100+o}}),c=o<0||o>100;return!0===(o>=0&&o<=100)&&e.inside(t,o,i),!0===c&&e.outside(t,o,i),i},h=function(t,n){t.style.setProperty(n.key,n.value)};e.create=function(t){var n=null,e=!1,r={isActive:function(){return e},getData:function(){return 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absolute value");if(!1===s(e.to))throw new Error("Property `from` of prop must be a absolute value");if(e.from=f(e.from),e.to=f(e.to),"string"==typeof e.timing&&null==u.default[e.timing])throw new Error("Unknown timing for property `timing` of prop");if(null==e.timing&&(e.timing=u.default.linear),"string"==typeof e.timing&&(e.timing=u.default[e.timing]),!0===e.direct&&null==t.elem)throw new Error("Property `elem` required when `direct` is true");!0!==e.direct&&(e.direct=!1)}),t}(t)},update:function(){var t=d(r);return t.forEach(function(t){return h(t.elem,t)}),t},start:function(){e=!0},stop:function(){e=!1}};return c.push(r),r.calculate(),r};!function t(n,e){var r,o=function(){requestAnimationFrame(function(){return t(n,e)})},u=c.filter(function(t){return t.isActive()});if(0===u.length)return o();var i=a();if(e===i)return o();e=i;var s=u.map(function(t){return d(t,i)});(r=[]).concat.apply(r,function(t){if(Array.isArray(t)){for(var n=0,e=Array(t.length);n<t.length;n++)e[n]=t[n];return 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package.json

 {
   "name": "basicscroll",
   "moduleName": "basicScroll",
-  "version": "1.1.5",
+  "version": "1.2.0",
   "authors": [
@@ -6,0 +6,0 @@ "Tobias Reich <[e-mail]>"

README.md

@@ -152,6 +152,6 @@ # basicScroll
 	to: 'bottom-middle',
-	inside: (instance, percentage) => {
+	inside: (instance, percentage, props) => {
 		console.log('viewport is inside from and to')
 	},
-	outside: (instance, percentage) => {
+	outside: (instance, percentage, props) => {
 		console.log('viewport is outside from and to')
@@ -264,4 +264,4 @@ }
 	 */
-	inside: (instance, percentage) => {},
-	outside: (instance, percentage) => {},
+	inside: (instance, percentage, props) => {},
+	outside: (instance, percentage, props) => {},
 	/*
@@ -349,3 +349,3 @@ * Props.
 
-Both callbacks receive the current instance and a percentage:
+Both callbacks receive the current instance, a percentage and the calculated properties:
 
@@ -362,4 +362,4 @@ - < 0% percent = Scroll position is below `from`
 	/* ... */
-	inside: (instance, percentage) => {},
-	outside: (instance, percentage) => {},
+	inside: (instance, percentage, props) => {},
+	outside: (instance, percentage, props) => {},
 	/* ... */
@@ -366,0 +366,0 @@ }

src/scripts/main.js

@@ -47,3 +47,3 @@ import parseUnit from 'parse-unit'
 
-	return (isNaN(parseUnit(value)[0])===true ? false : true)
+	return isNaN(parseUnit(value)[0])===false
 
@@ -76,3 +76,3 @@ }
 
-	return (String(value).match(/^[a-z]+-[a-z]+$/)===null ? false : true)
+	return String(value).match(/^[a-z]+-[a-z]+$/)!==null
 
@@ -184,24 +184,12 @@ }
 
-	// Pixel already scrolled
+	// Pixel scrolled
 	const current = scrollTop - data.from.value
 
-	// Percent already scrolled
-	let percentage = current / (total / 100)
+	// Percent scrolled
+	const precisePercentage = current / (total / 100)
+	const normalizedPercentage = Math.min(Math.max(precisePercentage, 0), 100)
 
-	// Use unnormalized percentage to check if the viewport is between from and to.
-	// Would always return true when using the normalize percentage.
-	const isInside = (percentage>=0 && percentage<=100)
-	const isOutside = (percentage<0 || percentage>100)
+	// Generate an array with all updated props
+	const props = Object.keys(data.props).map((key) => {
 
-	// Execute callbacks
-	if (isInside===true) data.inside(instance, percentage)
-	if (isOutside===true) data.outside(instance, percentage)
-
-	// Normalize percentage
-	if (percentage<0) percentage = 0
-	if (percentage>100) percentage = 100
-
-	// Return an array with all updated props
-	return Object.keys(data.props).map((key) => {
-
 		const prop = data.props[key]
@@ -222,3 +210,3 @@
 		// Typically a value between 0 and 1, and it returns a new float that has been eased.
-		const time = prop.timing(percentage / 100)
+		const time = prop.timing(normalizedPercentage / 100)
 
@@ -240,4 +228,13 @@ const value = prop.from.value - diff * time
 
-	return values
+	// Use precise percentage to check if the viewport is between from and to.
+	// Would always return true when using the normalized percentage.
+	const isInside = (precisePercentage>=0 && precisePercentage<=100)
+	const isOutside = (precisePercentage<0 || precisePercentage>100)
 
+	// Execute callbacks
+	if (isInside===true) data.inside(instance, precisePercentage, props)
+	if (isOutside===true) data.outside(instance, precisePercentage, props)
+
+	return props
+
 }
@@ -261,2 +258,3 @@
  * @param {?Integer} previousScrollTop
+ * @returns {?*}
  */
@@ -263,0 +261,0 @@ const loop = function(style, previousScrollTop) {

No alert changes

Worsened metrics

Total package byte prevSize

50406

decreased by-0.29%

Lines of code

258

decreased by-0.39%

No dependency changes