PHP image_gradientrect Examples

Example #1

File: index.php Project: kfrancoeur/HP_PNG

 //Color of background; default darker bg2
 $img_ol = isset($_GET['ol']) && strlen($_GET['ol']) == 6 && ctype_xdigit($_GET['ol']) ? str_split($_GET['ol'], 2) : array("00", "00", "00");
 //Color of outlines; default black
 $img_w = isset($_GET['w']) && is_numeric($_GET['w']) ? $_GET['w'] : 200;
 //Width of HP bar; default 200
 $img_h = isset($_GET['h']) && is_numeric($_GET['h']) ? $_GET['h'] : 40;
 //Height of HP bar; default 40
 $hp_cur = isset($_GET['chp']) && is_numeric($_GET['chp']) ? $_GET['chp'] : 100;
 //Current HP; default 100
 $hp_max = isset($_GET['mhp']) && is_numeric($_GET['mhp']) ? $_GET['mhp'] : 100;
 //Max HP; default 100
 $img_hp = $img_w / $hp_max * $hp_cur;
 //Create both halves of the bar.
 $my_img = imagecreatetruecolor($img_w, $img_h);
 image_gradientrect($my_img, 0, 0, $img_w, $img_h, $img_c, $img_c2);
 image_gradientrect($my_img, $img_hp, 0, $img_w, $img_h, $img_bg, $img_bg2);
 //Border between "current" and "max" portions of HP bar
 imagesetthickness($my_img, 2);
 $line_color = imagecolorallocate($my_img, hexdec($img_ol[0]), hexdec($img_ol[1]), hexdec($img_ol[2]));
 imageline($my_img, $img_hp, 1, $img_hp, $img_h, $line_color);
 //Black borders ERRYWHERE
 imageline($my_img, 0, 1, $img_w, 1, $line_color);
 imageline($my_img, 0, $img_h - 1, $img_w, $img_h - 1, $line_color);
 imageline($my_img, 1, 0, 1, $img_h, $line_color);
 imageline($my_img, $img_w - 1, 0, $img_w - 1, $img_h, $line_color);
 //Setting up for text
 if (isset($_GET['text'])) {
     $font_color = imagecolorallocate($my_img, 255, 255, 255);
     $stroke_color = imagecolorallocate($my_img, 0, 0, 0);
     imagettfstroketext($my_img, 14, 0, 10, 27, $font_color, $stroke_color, "fonts/arial.ttf", $hp_cur . " / " . $hp_max, 2);
 }

Example #2

File: image.php Project: roelvanduijnhoven/reverse-image-cover

    $s = array(hexdec(substr($start, 0, 2)), hexdec(substr($start, 2, 2)), hexdec(substr($start, 4, 2)));
    $e = array(hexdec(substr($end, 0, 2)), hexdec(substr($end, 2, 2)), hexdec(substr($end, 4, 2)));
    $steps = $y1 - $y;
    for ($i = 0; $i < $steps; $i++) {
        $r = $s[0] - ($s[0] - $e[0]) / $steps * $i;
        $g = $s[1] - ($s[1] - $e[1]) / $steps * $i;
        $b = $s[2] - ($s[2] - $e[2]) / $steps * $i;
        $color = imagecolorallocate($img, $r, $g, $b);
        imagefilledrectangle($img, $x, $y + $i, $x1, $y + $i + 1, $color);
    }
    return true;
}
$im = imagecreate($_GET['width'], $_GET['height']);
$bg = imagecolorallocate($im, 150, 150, 150);
$black = imagecolorallocate($im, 0, 0, 0);
image_gradientrect($im, 0, 0, $_GET['width'], $_GET['height'], 'FF0000', '0000FF');
for ($i = 0; $i <= $_GET['width']; $i += 100) {
    imageline($im, $i - 1, 0, $i - 1, $_GET['height'], $black);
    imageline($im, $i, 0, $i, $_GET['height'], $black);
}
for ($i = 0; $i <= $_GET['height']; $i += 100) {
    imageline($im, 0, $i - 1, $_GET['width'], $i - 1, $black);
    imageline($im, 0, $i, $_GET['width'], $i, $black);
}
for ($y = 0; $y <= $_GET['height']; $y += 100) {
    for ($x = 0; $x <= $_GET['width']; $x += 100) {
        $i = $y / 100;
        $j = $x / 100;
        imagestring($im, 3, $x + 6, $y + 2, "{$i}, {$j}", $textcolor);
    }
}

Example #3

File: assets_create.php Project: langel/botb-instavid

    $e = array(hexdec(substr($end, 0, 2)), hexdec(substr($end, 2, 2)), hexdec(substr($end, 4, 2)));
    $steps = $y1 - $y;
    for ($i = 0; $i < $steps; $i++) {
        $r = $s[0] - ($s[0] - $e[0]) / $steps * $i;
        $g = $s[1] - ($s[1] - $e[1]) / $steps * $i;
        $b = $s[2] - ($s[2] - $e[2]) / $steps * $i;
        $color = imagecolorallocate($img, $r, $g, $b);
        imagefilledrectangle($img, $x, $y + $i, $x1, $y + $i + 1, $color);
    }
    return true;
}
$imgWidth = 1920;
$imgHeight = 1080 + floor($argv[1] * 20);
$img = imagecreatetruecolor($imgWidth, $imgHeight);
image_gradientrect($img, 0, 0, $imgWidth, floor($imgHeight * 0.5), $pal['color5'], $pal['color4']);
image_gradientrect($img, 0, ceil($imgHeight * 0.5), $imgWidth, $imgHeight, $pal['color4'], $pal['color3']);
$water_pattern = imagecreatefrompng('assets/botb_bg.png');
imagesettile($img, $water_pattern);
imagefilledrectangle($img, 0, 0, $imgWidth, $imgHeight, IMG_COLOR_TILED);
imagedestroy($water_pattern);
imagepng($img, 'assets/background.png');
imagedestroy($img);
# create BotB logo
$text = 'battleofthebits.org';
$font = './arial-black.ttf';
$size = 160;
$spacing = -20;
function create_color($hex, $img)
{
    $r = hexdec(substr($hex, 0, 2));
    $g = hexdec(substr($hex, 2, 2));