oik_rwd_apply_width_mapping() – Apply a mapping to the width to adjust for different devices

Description

Apply a mapping to the width to adjust for different devices

Note: Added test on $i vs count( $map ) to fix infinite loop when $width exceeded the largest figure in the mapping.

Usage

$integer = oik_rwd_apply_width_mapping( $width, $map );

Parameters

$width

( integer ) required – original width

$map

( mixed ) required –

Returns

integer new width

Source

File name: oik-rwd/shortcodes/oik-rwd.php
Lines:

function oik_rwd_apply_width_mapping( $width, $map ) {
  $map = bw_as_array( $map );
  $i = 0;
  $new_width = null;
  while ( $new_width === null  && $i < count( $map ) ) {
    if ( $width <= $map[$i] ) {
      $new_width = $map[$i+1];
    }  
    $i++;
    $i++;
  }
  if ( $new_width === null ) {
    $new_width = $width;
  }  
  return( $new_width );
}  
 

 View on GitHub