Added PresentationEnvironmentControl object.

git-svn-id: https://svn.apache.org/repos/asf/xmlgraphics/fop/branches/Temp_AFPGOCAResources@690296 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/src/java/org/apache/fop/render/afp/modca/PresentationEnvironmentControl.java b/src/java/org/apache/fop/render/afp/modca/PresentationEnvironmentControl.java
new file mode 100644 (file)
index 0000000..f186f93
--- /dev/null
+++ b/src/java/org/apache/fop/render/afp/modca/PresentationEnvironmentControl.java
@@ -0,0 +1,97 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* $Id: $ */
+
+package org.apache.fop.render.afp.modca;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+import org.apache.fop.render.afp.modca.triplets.Triplet;
+import org.apache.fop.render.afp.tools.BinaryUtils;
+
+/**
+ * The Presentation Environment Control structured field specifies parameters that
+ * affect the rendering of presentation data and the appearance that is to be assumed
+ * by the presentation device.
+ */
+public class PresentationEnvironmentControl extends AbstractStructuredAFPObject {
+
+    /**
+     * Main constructor
+     */
+    public PresentationEnvironmentControl() {
+    }
+
+    /**
+     * Sets the object offset
+     */
+    public void setObjectOffset() {
+        addTriplet(new ObjectOffsetTriplet());
+    }
+
+    /**
+     * Sets the rendering intent
+     */
+    public void setRenderingIntent() {
+        addTriplet(new RenderingIntentTriplet());
+    }
+
+    /**
+     * Sets the device appearance
+     */
+    public void setDeviceAppearance() {
+        addTriplet(new DeviceAppearanceTriplet());
+    }
+
+    /** {@inheritDoc} */
+    public void writeToStream(OutputStream os) throws IOException {
+        byte[] data = new byte[11];
+        copySF(data, Type.CONTROL, Category.DOCUMENT);
+        int tripletDataLen = getTripletDataLength();
+        byte[] len = BinaryUtils.convert(10 + tripletDataLen);
+        data[1] = len[0];
+        data[2] = len[1];
+        data[9] = 0x00;  // Reserved; must be zero
+        data[10] = 0x00; // Reserved; must be zero
+
+        os.write(data);
+        os.write(tripletData);
+    }
+
+    // TODO
+    private class DeviceAppearanceTriplet extends Triplet {
+        public DeviceAppearanceTriplet() {
+            super(Triplet.DEVICE_APPEARANCE);
+        }
+    }
+
+    // TODO
+    private class RenderingIntentTriplet extends Triplet {
+        public RenderingIntentTriplet() {
+            super(Triplet.RENDERING_INTENT);
+        }
+    }
+
+    // TODO
+    private class ObjectOffsetTriplet extends Triplet {
+        public ObjectOffsetTriplet() {
+            super(Triplet.OBJECT_OFFSET);
+        }
+    }
+}