Quelle ICC_ProfileGrayTest.java Sprache: JAVA

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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
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*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* 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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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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import java.awt.color.ColorSpace;
import java.awt.color.ICC_Profile;
import java.awt.color.ICC_ProfileGray;
import java.awt.color.ProfileDataException;

/**
* @test
* @bug 8254370
* @summary Tests basic ICC_ProfileGray functionality
*/
public final class ICC_ProfileGrayTest {

    public static void main(String[] args) throws Exception {
        ICC_Profile csProfile = ICC_Profile.getInstance(ColorSpace.CS_GRAY);
        ICC_Profile dataProfile = ICC_Profile.getInstance(csProfile.getData());
        ICC_Profile stringProfile = ICC_Profile.getInstance("GRAY.pf");
        test(csProfile);
        test(dataProfile);
        test(stringProfile);
    }

    private static void test(ICC_Profile profile) {
        // Gray profile should be implemented as ICC_ProfileGray and includes
        // the mediaWhitePointTag and grayTRCTag tags
        if (!(profile instanceof ICC_ProfileGray)
                || profile.getData(ICC_Profile.icSigMediaWhitePointTag) == null
                || profile.getData(ICC_Profile.icSigGrayTRCTag) == null) {
            throw new RuntimeException("Wrong profile: " + profile);
        }

        ICC_ProfileGray gray = (ICC_ProfileGray) profile;

        int length = gray.getMediaWhitePoint().length;
        if (length != 3) {
            throw new RuntimeException("Wrong data length: " + length);
        }

        // if getTRC() throws an exception then getGamma() should work
        boolean trc = false;
        try {
            gray.getTRC();
            trc = true;
            System.out.println("getTRC() works fine");
        } catch (ProfileDataException ignore) {
            gray.getGamma();
        }
        // if getGamma() throws an exception then getTRC() should work
        boolean gamma = false;
        try {
            gray.getGamma();
            gamma = true;
            System.out.println("getGamma() works fine");
        } catch (ProfileDataException ignore) {
            gray.getTRC();
        }

        if (gamma == trc) {
            // only one should work
            throw new RuntimeException("Only one operation should work");
        }
    }
}

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