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--- /dev/null
+++ b/PDFViewer/pdfviewer/PDFViewer.h
@@ -0,0 +1,17 @@
+//
+//  PDFViewer.h
+//  PDFViewer
+//
+//  Created by Markus Bröker on 27.03.17.
+//  Copyright © 2017 Markus Bröker. All rights reserved.
+//
+
+#import <Quartz/Quartz.h>
+@interface PDFViewer : PDFView {
+    NSSpeechSynthesizer *synthesizer;
+}
+
+-(NSMutableString*) getTexts;
+-(void) speak: (NSMutableString*) texts;
+-(void) stopSpeaking;
+@end