예제 #1
0
function renderKernel(ImagickKernel $imagickKernel)
{
    $matrix = $imagickKernel->getMatrix();
    $imageMargin = 20;
    $tileSize = 20;
    $tileSpace = 4;
    $shadowSigma = 4;
    $shadowDropX = 20;
    $shadowDropY = 0;
    $radius = $tileSize / 2 * 0.9;
    $rows = count($matrix);
    $columns = count($matrix[0]);
    $imagickDraw = new \ImagickDraw();
    $imagickDraw->setFillColor('#afafaf');
    $imagickDraw->setStrokeColor('none');
    $imagickDraw->translate($imageMargin, $imageMargin);
    $imagickDraw->push();
    ksort($matrix);
    foreach ($matrix as $row) {
        ksort($row);
        $imagickDraw->push();
        foreach ($row as $cell) {
            if ($cell !== false) {
                $color = intval(255 * $cell);
                $colorString = sprintf("rgb(%f, %f, %f)", $color, $color, $color);
                $imagickDraw->setFillColor($colorString);
                $imagickDraw->rectangle(0, 0, $tileSize, $tileSize);
            }
            $imagickDraw->translate($tileSize + $tileSpace, 0);
        }
        $imagickDraw->pop();
        $imagickDraw->translate(0, $tileSize + $tileSpace);
    }
    $imagickDraw->pop();
    $width = $columns * $tileSize + ($columns - 1) * $tileSpace;
    $height = $rows * $tileSize + ($rows - 1) * $tileSpace;
    $imagickDraw->push();
    $imagickDraw->translate($width / 2, $height / 2);
    $imagickDraw->setFillColor('rgba(0, 0, 0, 0)');
    $imagickDraw->setStrokeColor('white');
    $imagickDraw->circle(0, 0, $radius - 1, 0);
    $imagickDraw->setStrokeColor('black');
    $imagickDraw->circle(0, 0, $radius, 0);
    $imagickDraw->pop();
    $canvasWidth = $width + 2 * $imageMargin;
    $canvasHeight = $height + 2 * $imageMargin;
    $kernel = new \Imagick();
    $kernel->newPseudoImage($canvasWidth, $canvasHeight, 'canvas:none');
    $kernel->setImageFormat('png');
    $kernel->drawImage($imagickDraw);
    /* create drop shadow on it's own layer */
    $canvas = $kernel->clone();
    $canvas->setImageBackgroundColor(new \ImagickPixel('rgb(0, 0, 0)'));
    $canvas->shadowImage(100, $shadowSigma, $shadowDropX, $shadowDropY);
    $canvas->setImagePage($canvasWidth, $canvasHeight, -5, -5);
    $canvas->cropImage($canvasWidth, $canvasHeight, 0, 0);
    /* composite original text_layer onto shadow_layer */
    $canvas->compositeImage($kernel, \Imagick::COMPOSITE_OVER, 0, 0);
    $canvas->setImageFormat('png');
    return $canvas;
}
예제 #2
0
function pushPattern($strokeColor, $fillColor, $backgroundColor)
{
    $draw = new \ImagickDraw();
    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
    $draw->setStrokeWidth(1);
    $draw->setStrokeOpacity(1);
    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
    $draw->setStrokeWidth(1);
    $draw->pushPattern("MyFirstPattern", 0, 0, 50, 50);
    for ($x = 0; $x < 50; $x += 10) {
        for ($y = 0; $y < 50; $y += 5) {
            $positionX = $x + $y / 5 % 5;
            $draw->rectangle($positionX, $y, $positionX + 5, $y + 5);
        }
    }
    $draw->popPattern();
    $draw->setFillOpacity(0);
    $draw->rectangle(100, 100, 400, 400);
    $draw->setFillOpacity(1);
    $draw->setFillOpacity(1);
    $draw->push();
    $draw->setFillPatternURL('#MyFirstPattern');
    $draw->setFillColor('yellow');
    $draw->rectangle(100, 100, 400, 400);
    $draw->pop();
    $imagick = new \Imagick();
    $imagick->newImage(500, 500, $backgroundColor);
    $imagick->setImageFormat("png");
    $imagick->drawImage($draw);
    header("Content-Type: image/png");
    echo $imagick->getImageBlob();
}