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* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
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* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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/*
* @ test
* @ bug 8151385
* @ summary JOptionPane icons are cropped on Windows 10 with HiDPI display
* @ author Hendrik Schreiber
* @ requires os . family = = " windows "
* @ modules java . desktop / sun . awt . shell
* @ run main BadHiDPIIcon
*/
import java.awt.Image;
import java.awt.image.BufferedImage;
import java.awt.image.MultiResolutionImage;
import sun.awt.shell.ShellFolder;
public class BadHiDPIIcon {
public static void main(String[] args) {
// the error icon is round and in all four corner transparent
// we check that all corners are identical
Image icon = (Image) ShellFolder.get("optionPaneIcon Error" );
final BufferedImage image = getBufferedImage(icon);
final int upperLeft = image.getRGB(0 , 0 );
final int upperRight = image.getRGB(image.getWidth() - 1 , 0 );
final int lowerLeft = image.getRGB(0 , image.getHeight() - 1 );
final int lowerRight = image.getRGB(image.getWidth() - 1 , image.getHeight() - 1 );
if (upperLeft != upperRight || upperLeft != lowerLeft || upperLeft != lowerRight) {
throw new RuntimeException("optionPaneIcon Error is not a round icon with transparent background." );
}
}
private static BufferedImage getBufferedImage(Image image) {
if (image instanceof MultiResolutionImage) {
MultiResolutionImage mrImage = (MultiResolutionImage) image;
return (BufferedImage) mrImage.getResolutionVariant(32 , 32 );
}
return (BufferedImage) image;
}
}
Messung V0.5 in Prozent C=88 H=91 G=89
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