Initial revision

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/trunk@193213 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 83 insertions, 0 deletions

diff --git a/src/org/apache/fop/pdf/PDFResources.java b/src/org/apache/fop/pdf/PDFResources.java
new file mode 100644
index 000000000..0bbb3aaff
--- /dev/null
+++ b/src/org/apache/fop/pdf/PDFResources.java
@@ -0,0 +1,83 @@
+package org.apache.xml.fop.pdf;
+
+// Java
+import java.io.PrintWriter;
+import java.util.Enumeration;
+import java.util.Vector;
+import java.util.Hashtable;
+
+/**
+ * class representing a /Resources object.
+ *
+ * /Resources object contain a list of references to the fonts for the
+ * document
+ */ 
+public class PDFResources extends PDFObject {
+
+    /** /Font objects keyed by their internal name */
+    protected Hashtable fonts = new Hashtable();
+
+    protected Vector xObjects;
+
+    /**
+     * create a /Resources object.
+     *
+     * @param number the object's number
+     */
+    public PDFResources(int number) {
+
+	/* generic creation of object */
+	super(number);
+    }
+
+    /**
+     * add font object to resources list.
+     *
+     * @param font the PDFFont to add
+     */
+    public void addFont(PDFFont font) {
+	this.fonts.put(font.getName(),font);
+    }
+
+    public void setXObjects(Vector xObjects) {
+	this.xObjects = xObjects;
+    }
+
+    /**
+     * represent the object in PDF
+     *
+     * @return the PDF
+     */
+    public String toPDF() {
+	StringBuffer p = new StringBuffer(this.number + " "
+					  + this.generation
+					  + " obj\n<< /Font << ");
+
+	/* construct PDF dictionary of font object references */
+	Enumeration fontEnumeration = fonts.keys();
+	while (fontEnumeration.hasMoreElements()) {
+	    String fontName = (String) fontEnumeration.nextElement();
+	    p = p.append("/" + fontName + " " 
+			 + ((PDFFont) fonts.get(fontName)).referencePDF()
+			 + "\n");  
+	}
+
+	p = p.append(">>\n/ProcSet [ /PDF /ImageC /Text ] ");
+
+	if (!this.xObjects.isEmpty()) {
+	    p = p.append("/XObject <<");
+	    for (int i = 1; i < this.xObjects.size(); i++) {
+		p = p.append("/Im" + i + " " +
+			     ((PDFXObject)
+			      this.xObjects.elementAt(i -
+						      1)).referencePDF()
+			     +
+			     " \n");
+	    }
+	}
+
+	p = p.append(">>\nendobj\n");
+
+	return p.toString();
+    }
+}