PHP | ImagickDraw getGravity() Function
Last Updated :
07 Mar, 2024
The
ImagickDraw::getGravity() function is an inbuilt function in PHP which is used to get the text placement gravity used when annotating with text.
Syntax:
int ImagickDraw::getGravity( void )
Parameters: This function doesn’t accepts any parameters.
Return Value: This function returns an integer value corresponding to one of GRAVITY constants or 0 when it is not set.
List of GRAVITY constants are given below:
- imagick::GRAVITY_NORTHWEST (1)
- imagick::GRAVITY_NORTH (2)
- imagick::GRAVITY_NORTHEAST (3)
- imagick::GRAVITY_WEST (4)
- imagick::GRAVITY_CENTER (5)
- imagick::GRAVITY_EAST (6)
- imagick::GRAVITY_SOUTHWEST (7)
- imagick::GRAVITY_SOUTH (8)
- imagick::GRAVITY_SOUTHEAST (9)
Below programs illustrate the
ImagickDraw::getGravity() function in PHP:
Program 1:
php
<?php
// Create a new ImagickDraw object
$draw = new ImagickDraw();
// Get the font Gravity
$Gravity = $draw->getGravity();
echo $Gravity;
?>
0 // Which is the default value.
Program 2:
php
<?php
// Create a new ImagickDraw object
$draw = new ImagickDraw();
// Set the font Gravity
$draw->setGravity(8);
// Get the font Gravity
$Gravity = $draw->getGravity();
echo $Gravity;
?>
8
Program 3:
php
<?php
// Create a new imagick object
$imagick = new Imagick();
// Create a image on imagick object
$imagick->newImage(800, 250, 'black');
// Create a new ImagickDraw object
$draw = new ImagickDraw();
// Set the fill color
$draw->setFillColor('cyan');
// Set the font size
$draw->setFontSize(20);
// Annotate a text to (50, 100)
$draw->annotation(50, 100,
'The gravity here is ' . $draw->getGravity());
// Set the gravity
$draw->setGravity(3);
// Annotate a text to (50, 100)
$draw->annotation(50, 100,
'The gravity here is ' . $draw->getGravity());
// Render the draw commands
$imagick->drawImage($draw);
// Show the output
$imagick->setImageFormat('png');
header("Content-Type: image/png");
echo $imagick->getImageBlob();
?>
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