تنفيذ توقيع النص مع معالجة الأحداث باستخدام GroupDocs.Signature لـ Java

<dependency>
    <groupId>com.groupdocs</groupId>
    <artifactId>groupdocs-signature</artifactId>
    <version>23.12</version>
</dependency>

implementation 'com.groupdocs:groupdocs-signature:23.12'

import com.groupdocs.signature.Signature;

public class SignatureSetup {
    public static void main(String[] args) {
        String filePath = "path/to/your/document.pdf";
        Signature signature = new Signature(filePath);
        
        // الآن أصبحت مستندك جاهزًا للتوقيع باستخدام GroupDocs.Signature لـ Java.
    }
}

import com.groupdocs.signature.handler.events.ProcessStartEventArgs;
import com.groupdocs.signature.handler.events.ProcessStartEventHandler;

public class SignProcessStart {
    public static void onSignStarted(Signature sender, ProcessStartEventArgs args) {
        System.out.println("Signing process started: " + args.getSignatureDefinition().getSignatureType());
    }
}

signature.SignStarted.add(new ProcessStartEventHandler() {
    public void invoke(Signature sender, ProcessStartEventArgs args) {
        SignProcessStart.onSignStarted(sender, args);
    }
});

import com.groupdocs.signature.handler.events.ProcessProgressEventArgs;
import com.groupdocs.signature.handler.events.ProcessProgressEventHandler;

public class SignProgress {
    public static void onSignProgress(Signature sender, ProcessProgressEventArgs args) {
        System.out.println("Signing progress: " + args.getPercentCompleted() + "% completed");
    }
}

signature.SignProgress.add(new ProcessProgressEventHandler() {
    public void invoke(Signature sender, ProcessProgressEventArgs args) {
        SignProgress.onSignProgress(sender, args);
    }
});

import com.groupdocs.signature.handler.events.ProcessCompleteEventArgs;
import com.groupdocs.signature.handler.events.ProcessCompleteEventHandler;

public class SignCompletion {
    public static void onSignCompleted(Signature sender, ProcessCompleteEventArgs args) {
        System.out.println("Signing completed: " + args.getSignatureDefinition().getSignatureType());
    }
}

signature.SignCompleted.add(new ProcessCompleteEventHandler() {
    public void invoke(Signature sender, ProcessCompleteEventArgs args) {
        SignCompletion.onSignCompleted(sender, args);
    }
});

import com.groupdocs.signature.options.sign.TextSignOptions;
import java.io.File;
import java.nio.file.Paths;

public class SignWithTextSignature {
    public static void signDocument() throws Exception {
        String filePath = "YOUR_DOCUMENT_DIRECTORY";
        String fileName = Paths.get(filePath).getFileName().toString();
        
        String outputFilePath = new File("YOUR_OUTPUT_DIRECTORY", "SignWithTextEvents/" + fileName).getPath();
        Signature signature = new Signature(filePath);

        // الاشتراك في فعاليات التوقيع
        signature.SignStarted.add(new ProcessStartEventHandler() {
            public void invoke(Signature sender, ProcessStartEventArgs args) {
                SignProcessStart.onSignStarted(sender, args);
            }
        });

        signature.SignProgress.add(new ProcessProgressEventHandler() {
            public void invoke(Signature sender, ProcessProgressEventArgs args) {
                SignProgress.onSignProgress(sender, args);
            }
        });

        signature.SignCompleted.add(new ProcessCompleteEventHandler() {
            public void invoke(Signature sender, ProcessCompleteEventArgs args) {
                SignCompletion.onSignCompleted(sender, args);
            }
        });

        // تحديد خيارات توقيع النص
        TextSignOptions options = new TextSignOptions("John Smith");
        options.setLeft(100);  // تعيين الموضع الأيسر للتوقيع
        options.setTop(100);   // تعيين الموضع العلوي للتوقيع
        
        // تنفيذ عملية التوقيع
        signature.sign(outputFilePath, options);
    }
}