Php/docs/imagickdraw.arc
ImagickDraw::arc
(PECL imagick 2, PECL imagick 3)
ImagickDraw::arc — Draws an arc
说明
public ImagickDraw::arc
( float $sx
, float $sy
, float $ex
, float $ey
, float $sd
, float $ed
) : bool
Warning 本函数还未编写文档，仅有参数列表。
Draws an arc falling within a specified bounding rectangle on the image.
参数
sx- Starting x ordinate of bounding rectangle
sy- starting y ordinate of bounding rectangle
ex- ending x ordinate of bounding rectangle
ey- ending y ordinate of bounding rectangle
sd- starting degrees of rotation
ed- ending degrees of rotation
返回值
没有返回值。
范例
Example #1 ImagickDraw::arc()
<?phpfunction arc($strokeColor, $fillColor, $backgroundColor, $startX, $startY, $endX, $endY, $startAngle, $endAngle) { //Create a ImagickDraw object to draw into. $draw = new \ImagickDraw(); $draw->setStrokeWidth(1); $draw->setStrokeColor($strokeColor); $draw->setFillColor($fillColor); $draw->setStrokeWidth(2); $draw->arc($startX, $startY, $endX, $endY, $startAngle, $endAngle); //Create an image object which the draw commands can be rendered into $image = new \Imagick(); $image->newImage(IMAGE_WIDTH, IMAGE_HEIGHT, $backgroundColor); $image->setImageFormat("png"); //Render the draw commands in the ImagickDraw object //into the image. $image->drawImage($draw); //Send the image to the browser header("Content-Type: image/png"); echo $image->getImageBlob();}?>
