The ImagickDraw::setTextUnderColor() function is an inbuilt function in PHP which is used to set the color of a background rectangle to place under text annotations.
Syntax:
bool ImagickDraw::setTextUnderColor( $under_color )
Parameters: This function accepts a single parameter $under_color which is used to hold the value of background color of the text.
Return Value: This function does not return any value.
Below programs illustrate the ImagickDraw::setTextUnderColor() function in PHP:
Program 1:
<?php // Create an ImagickDraw object $draw = new ImagickDraw();
// Set the image filled color $draw ->setFillColor( 'white' );
// Set the font size $draw ->setFontSize(68);
// Set the Text Under Color $draw ->setTextUnderColor( 'green' );
// Set the text to be added $draw ->annotation(0, 190, "GeeksForGeeks" );
// Set the font size $draw ->setFontSize(40);
// Set the text to be added $draw ->annotation(120, 290, "@sarthak_ishu11" );
// Create new Imagick object $imagick = new Imagick();
// Set the image dimensions $imagick ->newImage(500, 400, 'lightgreen' );
// Set the image format $imagick ->setImageFormat( "png" );
// Draw the image $imagick ->drawImage( $draw );
header( "Content-Type: image/png" );
// Display the image echo $imagick ->getImageBlob();
?> |
Output:
Program 2:
<?php // Create an ImagickDraw object $draw = new ImagickDraw();
// Set the image filled color $draw ->setFillColor( 'white' );
// Set the font size $draw ->setFontSize(68);
// Set the text to be added $draw ->annotation(0, 90, "GeeksForGeeks" );
// Set the Text Under Color $draw ->setTextUnderColor( 'blue' );
// Set the text to be added $draw ->annotation(0, 190, "GeeksForGeeks" );
// Create new Imagick object $imagick = new Imagick();
// Set the image dimensions $imagick ->newImage(500, 300, 'lightgreen' );
// Set the image format $imagick ->setImageFormat( "png" );
// Draw the image $imagick ->drawImage( $draw );
header( "Content-Type: image/png" );
// Display the image echo $imagick ->getImageBlob();
?> |
Output:
Reference: http://php.net/manual/en/imagickdraw.settextundercolor.php