The GmagickDraw::getfillopacity() function is an inbuilt function in PHP which is used to get the opacity used when drawing using the fill color or fill texture. Fully opaque is 1 and fully transparent is 0.
Syntax:
float GmagickDraw::getfillopacity( void )
Parameters: This function doesn’t accept any parameters.
Return Value: This function returns a float value containing the opacity.
Exceptions: This function throws GmagickDrawException on error.
Below given programs illustrate the GmagickDraw::getfillopacity() function in PHP:
Used Image:
Program 1:
<?php // Create a new GmagickDraw object $draw = new GmagickDraw();
// Get the Fill Opacity $fillOpacity = $draw ->getfillopacity();
echo $fillOpacity ;
?> |
Output:
0 // Which is the default value
Program 2:
<?php // Create a new Gmagick object $gmagick = new Gmagick( 'geeksforgeeks.png' );
// Create a GmagickDraw object $draw = new GmagickDraw();
// Set the color $draw ->setFillColor( '#0E0E0E' );
// Draw rectangle for background $draw ->rectangle(-10, -10, 800, 400);
// Set the fill color $draw ->setFillColor( 'yellow' );
// Set the font size $draw ->setFontSize(20);
// Set the fill opacity $draw ->setfillopacity(1);
// Annotate a text $draw ->annotate(50, 30, 'The fill opacity here is '
. $draw ->getfillopacity());
// Set the fill opacity $draw ->setfillopacity(0.5);
// Annotate a text $draw ->annotate(50, 100, 'The fill opacity here is '
. $draw ->getfillopacity());
// Draw the image $gmagick ->drawImage( $draw );
// Display the output image header( "Content-Type: image/png" );
echo $gmagick ->getImageBlob();
?> |
Output:
Reference: https://www.php.net/manual/en/gmagickdraw.getfillopacity.php