PDFBOX-5873: add acroform default resources and another annotation ap…

…pearance git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1920218 13f79535-47bb-0310-9956-ffa450edef68
apache · Aug 27, 2024 · 331fbe5 · 331fbe5
1 parent 3a4414e
commit 331fbe5
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/examples/src/main/java/org/apache/pdfbox/examples/pdmodel/ExtractTTFFonts.java b/examples/src/main/java/org/apache/pdfbox/examples/pdmodel/ExtractTTFFonts.java
@@ -46,7 +46,10 @@
 import org.apache.pdfbox.pdmodel.graphics.state.PDExtendedGraphicsState;
 import org.apache.pdfbox.pdmodel.graphics.state.PDSoftMask;
 import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotation;
+import org.apache.pdfbox.pdmodel.interactive.annotation.PDAppearanceDictionary;
+import org.apache.pdfbox.pdmodel.interactive.annotation.PDAppearanceEntry;
 import org.apache.pdfbox.pdmodel.interactive.annotation.PDAppearanceStream;
+import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
 
 /**
  * This will extract all true type-fonts of a pdf.
@@ -136,6 +139,11 @@ private void extractFonts(String[] args) throws IOException
                 }
                 try (PDDocument document = Loader.loadPDF(new File(pdfFile), password))
                 {
+                    PDAcroForm acroForm = document.getDocumentCatalog().getAcroForm();
+                    if (acroForm != null)
+                    {
+                        processResources(acroForm.getDefaultResources(), prefix, addKey);
+                    }
                     PDPageTree pageTree = document.getPages();
                     for (PDPage page : pageTree)
                     {
@@ -150,6 +158,19 @@ private void extractFonts(String[] args) throws IOException
                             {
                                 processResources(nas.getResources(), prefix, addKey);
                             }
+                            PDAppearanceDictionary appearance = ann.getAppearance();
+                            if (appearance != null)
+                            {
+                                PDAppearanceEntry nae = appearance.getNormalAppearance();
+                                if (nae != null)
+                                {
+                                    nas = nae.getAppearanceStream();
+                                    if (nas != null)
+                                    {
+                                        processResources(nas.getResources(), prefix, addKey);
+                                    }
+                                }
+                            }
                         }
                     }
                 }