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(PECL haru >= 0.0.1)
HaruPage::createTextAnnotation — Create new HaruAnnotation instance
$rectangle
, string $text
[, object $encoder
] )Creates a new HaruAnnotation instance.
rectangle
An array with 4 coordinates of the annotation area.
text
The text to be displayed.
encoder
Optional HaruEncoder instance.
Returns a new HaruAnnotation instance.
发生错误时抛出 HaruException 异常。