diff options
Diffstat (limited to 'src/utils/utils.js')
-rw-r--r-- | src/utils/utils.js | 94 |
1 files changed, 28 insertions, 66 deletions
diff --git a/src/utils/utils.js b/src/utils/utils.js index 01cd49f..3bac0de 100644 --- a/src/utils/utils.js +++ b/src/utils/utils.js @@ -1,143 +1,105 @@ // Map function -export function map ( array, block ) { - +export function map (array, block) { var i var il = array.length var result = [] - for ( i = 0; i < il; i++ ) { - - result.push( block( array[i] ) ) - + for (i = 0; i < il; i++) { + result.push(block(array[i])) } return result - } // Filter function -export function filter ( array, block ) { - +export function filter (array, block) { var i var il = array.length var result = [] - for ( i = 0; i < il; i++ ) { - - if ( block( array[i] ) ) { - - result.push( array[i] ) - + for (i = 0; i < il; i++) { + if (block(array[i])) { + result.push(array[i]) } - } return result - } // Degrees to radians -export function radians ( d ) { - +export function radians (d) { return d % 360 * Math.PI / 180 - } // Radians to degrees -export function degrees ( r ) { - +export function degrees (r) { return r * 180 / Math.PI % 360 - } // Convert dash-separated-string to camelCase -export function camelCase ( s ) { - - return s.toLowerCase().replace( /-(.)/g, function ( m, g ) { - +export function camelCase (s) { + return s.toLowerCase().replace(/-(.)/g, function (m, g) { return g.toUpperCase() - - } ) - + }) } // Convert camel cased string to string seperated -export function unCamelCase ( s ) { - - return s.replace( /([A-Z])/g, function ( m, g ) { - +export function unCamelCase (s) { + return s.replace(/([A-Z])/g, function (m, g) { return '-' + g.toLowerCase() - - } ) - + }) } // Capitalize first letter of a string -export function capitalize ( s ) { - - return s.charAt( 0 ).toUpperCase() + s.slice( 1 ) - +export function capitalize (s) { + return s.charAt(0).toUpperCase() + s.slice(1) } // Calculate proportional width and height values when necessary -export function proportionalSize ( element, width, height ) { - - if ( width == null || height == null ) { - +export function proportionalSize (element, width, height) { + if (width == null || height == null) { var box = element.bbox() - if ( width == null ) { - + if (width == null) { width = box.width / box.height * height - - } else if ( height == null ) { - + } else if (height == null) { height = box.height / box.width * width - } - } return { width: width, height: height } - } -export function getOrigin ( o, element ) { - +export function getOrigin (o, element) { // Allow origin or around as the names let origin = o.origin // o.around == null ? o.origin : o.around let ox, oy // Allow the user to pass a string to rotate around a given point - if ( typeof origin === 'string' || origin == null ) { - + if (typeof origin === 'string' || origin == null) { // Get the bounding box of the element with no transformations applied - const string = ( origin || 'center' ).toLowerCase().trim() + const string = (origin || 'center').toLowerCase().trim() const { height, width, x, y } = element.bbox() // Calculate the transformed x and y coordinates - let bx = string.includes( 'left' ) ? x - : string.includes( 'right' ) ? x + width + let bx = string.includes('left') ? x + : string.includes('right') ? x + width : x + width / 2 - let by = string.includes( 'top' ) ? y - : string.includes( 'bottom' ) ? y + height + let by = string.includes('top') ? y + : string.includes('bottom') ? y + height : y + height / 2 // Set the bounds eg : "bottom-left", "Top right", "middle" etc... ox = o.ox != null ? o.ox : bx oy = o.oy != null ? o.oy : by - } else { - ox = origin[0] oy = origin[1] - } // Return the origin as it is if it wasn't a string return [ ox, oy ] - } |