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PHP ImagickDraw getTextDecoration()用法及代碼示例


ImagickDraw::getTextDecoration()函數是PHP中的內置函數,用於在用文本注釋時獲取應用的修飾。

用法:

int ImagickDraw::getTextDecoration( void )

參數:此函數不接受任何參數。


返回值:此函數返回與DECORATION常量之一相對應的整數值。
DECORATION常量列表如下:

  • imagick::DECORATION_NO(0)
  • imagick::DECORATION_UNDERLINE(1)
  • imagick::DECORATION_OVERLINE(2)
  • imagick::DECORATION_LINETROUGH(3)

異常:該函數在錯誤時引發ImagickException。

下麵給出的程序說明了PHP中的ImagickDraw::getTextDecoration()函數:

程序1:

<?php 
  
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
  
// Get the text decoration 
$textDecoration = $draw->getTextDecoration(); 
echo $textDecoration; 
?>

輸出:

1 // which is the default value.

程序2:

<?php 
  
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
  
// Set the text decoration 
$draw->setTextDecoration(2); 
  
// Get the text decoration 
$textDecoration = $draw->getTextDecoration(); 
echo $textDecoration; 
?>

輸出:

2

程序3:

<?php 
  
// Create a new imagick object 
$imagick = new Imagick(); 
  
// Create a image on imagick object 
$imagick->newImage(800, 250, 'grey'); 
  
// Create a new ImagickDraw object 
$draw = new ImagickDraw(); 
  
// Set the fill color 
$draw->setFillColor('purple'); 
  
// Set the font size 
$draw->setFontSize(40); 
  
// Get the text decoration 
$textDecoration = $draw->getTextDecoration(); 
  
// Annotate a text 
$draw->annotation(50, 100, 'The text decoration here is ' 
                                       . $textDecoration); 
  
// Set the text decoration 
$draw->setTextDecoration(2); 
  
// Get the text decoration 
$textDecoration = $draw->getTextDecoration(); 
  
// Annotate a text 
$draw->annotation(50, 200, 'The text decoration here is ' 
                                       . $textDecoration); 
  
// Render the draw commands 
$imagick->drawImage($draw); 
  
// Show the output 
$imagick->setImageFormat('png'); 
header("Content-Type: image/png"); 
echo $imagick->getImageBlob(); 
?>

輸出:

參考: https://www.php.net/manual/en/imagickdraw.gettextdecoration.php



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注:本文由純淨天空篩選整理自gurrrung大神的英文原創作品 PHP | ImagickDraw getTextDecoration() Function。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。