2017-08-14_12-08-21.txt

<?php

$image_width = 1980;
$image_height = 1080;

//Calculation:
$DPI = 180; // From admin
$MinimumPrintSize = 5; // Fromt admin

$MaxPrintSize = Floor($image_width/$DPI);
$NPSS = $MaxPrintSize - $MinimumPrintSize; //Number of possible, lets say it was 5

$List_of_Amount = array(
    0 => array(
        'amount' => 5000,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    1 => array(
        'amount' => 2000,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    2 => array(
        'amount' => 1000,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    3 => array(
        'amount' => 500,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    4 => array(
        'amount' => 200,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    5 => array(
        'amount' => 100,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    6 => array(
        'amount' => 50,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    7 => array(
        'amount' => 20,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    8 => array(
        'amount' => 10,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    9 => array(
        'amount' => 5,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    10 => array(
        'amount' => 2,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
    11 => array(
        'amount' => 1,
        'size_w'  => 0,
        'size_h'  => 0,
    ),
); // the one from previous(1=>5000, 2=>2000 and etc.)

$List_of_Sizes = array(
); // the one from previous(1=>5000, 2=>2000 and etc.)

Switch ($NPSS) {
    Case 1:
    Case 2:
    Case 3:
    Case 4:
    Case 5:
    Case 6:
    Case 7:
        $Num_of_sizes = $NPSS;
        for ( $i=0; $i++; $i < $Num_of_sizes ) {
            $List_of_Sizes[$i]['amount'] = $List_of_Amount[$i]['amount']; // 5+0
            $List_of_Sizes[$i]['size_w'] = $MinimumPrintSize + $i; // 5+0
            $List_of_Sizes[$i]['size_h'] = $List_of_Sizes[$i]['size_w'] / $image_width * $image_height;
        }
    Break;

    Case 8:
    Case 9:
    Case 10:
    Case 11:
    Case 12:
    Case 13:
        $N = $NPPS - 6 ;
        $Num_of_sizes = 7 ;
        for( $i = 0; $i++; $i < $N ) {
            $List_of_Sizes[$i] = 5 + 2 * $i;
        }
        for( $i = $N; $i++; $i < $Num_of_sizes ) {
            $List_of_Sizes[$i] = $NPSS - 2 + $i;
        }
    break;

    Case 14:
    Case 15:
    Case 16:
    Case 17:
    Case 18:
    Case 19:
    Case 20:
    Case 21:
    Case 22:
    Case 23:
        $Num_of_sizes = round(( $NPSS +  1 ) / 2 );
        //$List_of_Sizes[$Num_of_sizes - 1] = $NPSS + 4; NOT NEEDED???
        for( $i = 0; $i++; $i < $Num_of_sizes - 1)   {
            $List_of_Sizes[$i]['amount'] = $List_of_Amount[$i]['amount']; // 5+0
            $List_of_Sizes[$i]['size_w'] = $MinimumPrintSize + 2 * $i; // 5+0
            $List_of_Sizes[$i]['size_h'] = $List_of_Sizes[$i]['size_w'] / $image_width * $image_height;
        }
    break;

    Case 24:
    Case 25:
    Case 26:
    Case 27:
    Case 28:
    Case 29:
    Case 30:
    Case 31:
    Case 32:
        $N = $NPSS - 22;
        $Num_of_sizes = 12;
        for( $i = 0; $i++; $i < $N ) {
            $List_of_Sizes[$i] = 5 + 3 * $i;
        }
        for( $i = $N; $i++; $i < $Num_of_sizes ) {
            $List_of_Sizes[$i] = $NPSS - 18 + 2 * $i ;
        }
    break;

}