$max = max($max, $row['sheet_x']);
$max = max($max, $row['sheet_y']);
if (count($row['skin_variations'])) {
foreach ($row['skin_variations'] as $row2) {
$max = max($max, $row2['sheet_x']);
$max = max($max, $row2['sheet_y']);
}
}
}
#
# bake sheets
#
create_sheet('apple');
create_sheet('twitter');
create_sheet('google');
create_sheet('emojione');
function create_sheet($type)
{
$img_w = 64;
echo "Creating {$type} : \n";
global $catalog, $max;
#
# find the replacement glyph for this set
#
$replacement = null;
foreach ($catalog as $row) {
if ($row['unified'] == '2753') {
$replacement = "img-{$type}-64/{$row['image']}";
}
}
#
$in = file_get_contents('../emoji.json');
$catalog = json_decode($in, true);
#
# figure out image extent
#
$max = 0;
foreach ($catalog as $row) {
$max = max($max, $row['sheet_x']);
$max = max($max, $row['sheet_y']);
}
#
# bake sheets
#
create_sheet(64, null, $dir . '/../gemoji/images/emoji/unicode/');
create_sheet(72, 'twitter', $dir . '/../img-twitter-72/');
create_sheet(64, 'hangouts', $dir . '/../img-hangouts-64/');
function create_sheet($img_w, $type, $img_path)
{
global $catalog, $max;
$pw = ($max + 1) * $img_w;
$ph = ($max + 1) * $img_w;
echo "Compositing images ... ";
if ($type) {
$dst = dirname(__FILE__) . "/../sheet_{$type}_{$img_w}.png";
} else {
$dst = dirname(__FILE__) . "/../sheet_{$img_w}.png";
}
echo shell_exec("convert -size {$pw}x{$ph} xc:none {$dst}");
foreach ($catalog as $row) {
$src = "{$img_path}{$row['image']}";
if (!file_exists($src)) {