Imagick::annotateImage
(PECL imagick 2.0.0)
Imagick::annotateImage — Annotates an image with text
说明
Imagick::annotateImage (
ImagickDraw
$draw_settings ,
float $x ,
float $y ,
float $angle ,
string $text ) :
bool
Annotates an image with text.
参数
-
draw_settings -
The ImagickDraw object that contains settings for drawing the text
-
x -
Horizontal offset in pixels to the left of text
-
y -
Vertical offset in pixels to the baseline of text
-
angle -
The angle at which to write the text
-
text -
The string to draw
返回值
成功时返回 TRUE。
范例
Example #1 Using Imagick::annotateImage():
Annotate text on an empty image
<?php
/* Create some objects */
$image = new Imagick();
$draw = new ImagickDraw();
$pixel = new ImagickPixel( 'gray' );
/* New image */
$image->newImage(800, 75, $pixel);
/* Black text */
$draw->setFillColor('black');
/* Font properties */
$draw->setFont('Bookman-DemiItalic');
$draw->setFontSize( 30 );
/* Create text */
$image->annotateImage($draw, 10, 45, 0, 'The quick brown fox jumps over the lazy dog');
/* Give image a format */
$image->setImageFormat('png');
/* Output the image with headers */
header('Content-type: image/png');
echo $image;
?>
参见
- ImagickDraw::annotation() - Draws text on the image
- ImagickDraw::setFont() - Sets the fully-specified font to use when annotating with text
