To see some examples how the COMPOSITE_* constants work, see this page:
http://www.imagemagick.org/Usage/compose/#duff-porter
ImagickDraw::composite
(PECL imagick 2, PECL imagick 3)
ImagickDraw::composite — Composites an image onto the current image
说明
public ImagickDraw::composite(
int
float
float
float
float
Imagick
): bool
int
$compose,float
$x,float
$y,float
$width,float
$height,Imagick
$compositeWand): bool
警告
本函数还未编写文档，仅有参数列表。
Composites an image onto the current image, using the specified composition operator, specified position, and at the specified size.
参数
-
compose -
composition operator. One of the Composite Operator constant (
imagick::COMPOSITE_*). -
x -
x coordinate of the top left corner.
-
y -
y coordinate of the top left corner.
-
width -
width of the composition image.
-
height -
height of the composition image.
-
compositeWand -
the Imagick object where composition image is taken from.
返回值
成功时返回 true。
示例
示例 #1 ImagickDraw::composite() example
<?php
function composite($strokeColor, $fillColor, $backgroundColor) {
$draw = new \ImagickDraw();
$draw->setStrokeColor($strokeColor);
$draw->setFillColor($fillColor);
$draw->setFillOpacity(1);
$draw->setStrokeWidth(2);
$draw->setFontSize(72);
$draw->setStrokeOpacity(1);
$draw->setStrokeColor($strokeColor);
$draw->setStrokeWidth(2);
$draw->setFont("../fonts/CANDY.TTF");
$draw->setFontSize(140);
$draw->rectangle(0, 0, 1000, 300);
$draw->setFillColor('white');
$draw->setfillopacity(1);
$draw->annotation(50, 180, "Lorem Ipsum!");
//Create an image object which the draw commands can be rendered into
$imagick = new \Imagick();
$imagick->newImage(1000, 302, $backgroundColor);
$imagick->setImageFormat("png");
//Render the draw commands in the ImagickDraw object
//into the image.
$imagick->drawImage($draw);
//Send the image to the browser
header("Content-Type: image/png");
echo $imagick->getImageBlob();
}
?>
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User Contributed Notes 1 note
christian dot reinecke at web dot de ¶
15 years ago
