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( 'neveropen.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