/**
* Generates the background grid.png
*
* @author Anthony Short
* @param $cl Column width
* @param $bl Baseline
* @param $gw Gutter Width
* @return null
*/
private static function create_grid_image($cw, $bl, $lgw, $rgw, $file)
{
if (!file_exists($file)) {
$image = ImageCreate($cw + $lgw + $rgw, $bl);
$colorWhite = ImageColorAllocate($image, 255, 255, 255);
$colorGrey = ImageColorAllocate($image, 200, 200, 200);
$colorBlue = ImageColorAllocate($image, 240, 240, 255);
# Draw left gutter
Imagefilledrectangle($image, 0, 0, $lgw - 1, $bl, $colorWhite);
# Draw column
Imagefilledrectangle($image, $lgw, 0, $cw + $lgw - 1, $bl, $colorBlue);
# Draw right gutter
Imagefilledrectangle($image, $lgw + $cw + 1, 0, $lgw + $cw + $rgw, $bl, $colorWhite);
# Draw baseline
imageline($image, 0, $bl - 1, $lgw + $cw + $rgw, $bl - 1, $colorGrey);
CSScaffold::cache_create(dirname($file));
ImagePNG($image, $file);
# Kill it
ImageDestroy($image);
}
}
function AddBox($foot = true, $r = 0, $g = 0, $b = 0, $bh, $text_box = '', $rt = 255, $gt = 255, $bt = 255, $text_size = 25)
{
$box_x1 = '0';
$box_xi1 = 0;
$box_x2 = strval($this->GetWidth());
$img_height = $this->GetHeight();
$display_text = ' ' . utf8_decode($text_box);
if ($foot) {
$box_y1 = strval($img_height - $bh);
} else {
$box_y1 = '0';
}
$box_yi1 = intval($box_y1);
if ($foot) {
$box_y2 = strval($img_height);
} else {
$box_y2 = strval($bh);
}
$colour = ImageColorAllocateAlpha($this->img, $r, $g, $b, 80);
Imagefilledrectangle($this->img, $box_x1, $box_y1, $box_x2, $box_y2, $colour);
if ($display_text != '') {
$col[0] = $rt;
$col[1] = $gt;
$col[2] = $bt;
$this->addText($display_text, $box_xi1, $box_yi1, $col, $text_size);
}
}
public function ean13($code = '000000000000', $w = 210, $h = 60)
{
// Check validity of $code
if (strlen($code) != 12) {
$im = @ImageCreate($w, $h) or die("Cannot Initialize new GD images stream");
$bg = ImageColorAllocate($im, 255, 255, 255);
$fg = ImageColorAllocate($im, 0, 0, 0);
ImageString($im, 5, 3, 10, "Code {$code} is not valid", $fg);
ImageString($im, 5, 3, 30, "12 digits?", $fg);
ImagePng($im);
// break;
}
for ($i = 1; $i <= 12; $i++) {
if (substr($code, $i - 1, 1) <= 0 && substr($code, $i - 1, 1) >= 9) {
$im = @ImageCreate($w, $h) or die("Cannot Initialize new GD images stream");
$bg = ImageColorAllocate($im, 255, 255, 255);
$fg = ImageColorAllocate($im, 0, 0, 0);
ImageString($im, 5, 3, 10, "Code {$code} is not valid", $fg);
ImageString($im, 5, 3, 30, "only digits!", $fg);
ImagePng($im);
break;
}
}
// Define bitcode for Numbers
$left[0]['O'] = "0001101";
$left[0]['E'] = "0100111";
$left[1]['O'] = "0011001";
$left[1]['E'] = "0110011";
$left[2]['O'] = "0010011";
$left[2]['E'] = "0011011";
$left[3]['O'] = "0111101";
$left[3]['E'] = "0100001";
$left[4]['O'] = "0100011";
$left[4]['E'] = "0011101";
$left[5]['O'] = "0110001";
$left[5]['E'] = "0111001";
$left[6]['O'] = "0101111";
$left[6]['E'] = "0000101";
$left[7]['O'] = "0111011";
$left[7]['E'] = "0010001";
$left[8]['O'] = "0110111";
$left[8]['E'] = "0001001";
$left[9]['O'] = "0001011";
$left[9]['E'] = "0010111";
$right[0] = "1110010";
$right[1] = "1100110";
$right[2] = "1101100";
$right[3] = "1000010";
$right[4] = "1011100";
$right[5] = "1001110";
$right[6] = "1010000";
$right[7] = "1000100";
$right[8] = "1001000";
$right[9] = "1110100";
// Calculate Checksum
$oddeven = 1;
$extsum = 0;
for ($i = 1; $i <= 12; $i++) {
$num = substr($code, $i - 1, 1);
if ($oddeven == 1) {
$intsum = $num * $oddeven;
$extsum = $extsum + $intsum;
$oddeven = 3;
} else {
$intsum = $num * $oddeven;
$extsum = $extsum + $intsum;
$oddeven = 1;
}
}
$check = floor($extsum / 10) * 10 + 10 - $extsum;
if ($check == 10) {
$check = 0;
}
$code = $code . $check;
// Build Array from $code string
for ($i = 1; $i <= 13; $i++) {
$c[$i] = substr($code, $i - 1, 1);
}
// Set parity
if ($c[1] == 0) {
$parity = "OOOOO";
} else {
if ($c[1] == 1) {
$parity = "OEOEE";
} else {
if ($c[1] == 2) {
$parity = "OEEOE";
} else {
if ($c[1] == 3) {
$parity = "OEEEO";
} else {
if ($c[1] == 4) {
$parity = "EOOEE";
} else {
if ($c[1] == 5) {
$parity = "EEOOEE";
} else {
if ($c[1] == 6) {
$parity = "EEEOO";
} else {
if ($c[1] == 7) {
$parity = "EOEOE";
} else {
if ($c[1] == 8) {
$parity = "EOEEO";
} else {
if ($c[1] == 9) {
$parity = "EEOEO";
}
}
}
}
}
}
}
}
}
}
// Start generating bitcode for barcode
//// Startguard
$barbit = "101";
// 2nd char is always odd
$barbit = $barbit . $left[$c[2]]['O'];
// generate first 5 digits with parity in bitcode
for ($i = 3; $i <= 7; $i++) {
$par = substr($parity, $i - 3, 1);
$barbit = $barbit . $left[$c[$i]][$par];
}
// Middleguard
$barbit = $barbit . "01010";
// generate bitcode for 5 digits and 1 checksum
for ($i = 8; $i <= 13; $i++) {
$barbit = $barbit . $right[$c[$i]];
}
// Endguard
$barbit = $barbit . "101";
// Create Image
$im = @ImageCreate($w, $h) or die("Cannot Initialize new GD images stream");
$bg = ImageColorAllocate($im, 255, 255, 255);
$fg = ImageColorAllocate($im, 0, 0, 0);
$start = 14;
for ($i = 1; $i <= 95; $i++) {
$end = $start + 2;
$bit = substr($barbit, $i - 1, 1);
if ($bit == 0) {
Imagefilledrectangle($im, $start, 0, $end, $h, $bg);
} else {
Imagefilledrectangle($im, $start, 0, $end, $h, $fg);
}
$start = $end;
}
Imagefilledrectangle($im, 0, $h - 10, $w, $h, $bg);
Imagefilledrectangle($im, 20, $h - 20, 104, $h, $bg);
Imagefilledrectangle($im, 112, $h - 20, 195, $h, $bg);
//Imagefilledrectangle ($im, 0, ($h - 8), 304, $h, $bg);
ImageString($im, 5, 3, $h - 18, $c[1], $fg);
ImageString($im, 5, 40, $h - 18, "{$c['2']}{$c['3']}{$c['4']}{$c['5']}{$c['6']}{$c['7']}", $fg);
ImageString($im, 5, 130, $h - 18, "{$c['8']}{$c['9']}{$c['10']}{$c['11']}{$c['12']}{$c['13']}", $fg);
ImagePng($im);
}
/**
* Generates the background grid.png
*
* @author Anthony Short
* @param $cl Column width
* @param $bl Baseline
* @param $gw Gutter Width
* @return null
*/
private static function create_grid_image($cw, $bl, $lgw, $rgw)
{
# Path to the image
$file = "{$lgw}_{$cw}_{$rgw}_{$bl}_grid.png";
if (($cache = Scaffold_Cache::find('Layout/' . $file)) === false) {
Scaffold_Cache::create('Layout');
$image = ImageCreate($cw + $lgw + $rgw, $bl);
$colorWhite = ImageColorAllocate($image, 255, 255, 255);
$colorGrey = ImageColorAllocate($image, 200, 200, 200);
$colorBlue = ImageColorAllocate($image, 240, 240, 255);
# Draw left gutter
Imagefilledrectangle($image, 0, 0, $lgw - 1, $bl, $colorWhite);
# Draw column
Imagefilledrectangle($image, $lgw, 0, $cw + $lgw - 1, $bl, $colorBlue);
# Draw right gutter
Imagefilledrectangle($image, $lgw + $cw + 1, 0, $lgw + $cw + $rgw, $bl, $colorWhite);
# Draw baseline
imageline($image, 0, $bl - 1, $lgw + $cw + $rgw, $bl - 1, $colorGrey);
$cache = Scaffold_Cache::find('Layout') . '/' . $file;
ImagePNG($image, $cache);
# Kill it
ImageDestroy($image);
}
return Scaffold::url_path($cache);
}
