From 2ba5f002d29fcb739b62964f77aa1cbd4e7f6cf7 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Thu, 19 Jun 2008 14:57:36 +0000
Subject: [PATCH] from Andrew Bettison, LineStipple support for .ive

---
 src/osgPlugins/ive/LineStipple.cpp | 56 ++++++++++++++++++++++++++++++
 src/osgPlugins/ive/LineStipple.h   | 15 ++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 src/osgPlugins/ive/LineStipple.cpp
 create mode 100644 src/osgPlugins/ive/LineStipple.h

diff --git a/src/osgPlugins/ive/LineStipple.cpp b/src/osgPlugins/ive/LineStipple.cpp
new file mode 100644
index 000000000..29b300cca
--- /dev/null
+++ b/src/osgPlugins/ive/LineStipple.cpp
@@ -0,0 +1,56 @@
+/**********************************************************************
+ *
+ *    FILE:           LineStipple.cpp
+ *
+ *    DESCRIPTION:    Read/Write osg::LineStipple in binary format to disk.
+ *
+ *    CREATED BY:     Copied from LineWidth
+ *                    and modified by Andrew Bettison
+ *
+ *    HISTORY:        Created 12.6.2008
+ *
+ *    Copyright 2008 VR-C
+ **********************************************************************/
+
+#include "Exception.h"
+#include "LineStipple.h"
+#include "Object.h"
+
+using namespace ive;
+
+void LineStipple::write(DataOutputStream* out){
+    // Write CullFace's identification.
+    out->writeInt(IVELINESTIPPLE);
+    // If the osg class is inherited by any other class we should also write this to file.
+    osg::Object* obj = dynamic_cast<osg::Object*>(this);
+    if (obj) {
+        ((ive::Object*)(obj))->write(out);
+    }
+    else
+        throw Exception("LineStipple::write(): Could not cast this osg::LineStipple to an osg::Object.");
+    // Write LineStipple's properties.
+    out->writeUShort(getPattern());
+    out->writeInt(getFactor());
+}
+
+void LineStipple::read(DataInputStream* in){
+    // Peek on LineStipple's identification.
+    int id = in->peekInt();
+    if (id == IVELINESTIPPLE) {
+        // Read LineStipple's identification.
+        id = in->readInt();
+        // If the osg class is inherited by any other class we should also read this from file.
+        osg::Object*  obj = dynamic_cast<osg::Object*>(this);
+        if (obj) {
+            ((ive::Object*)(obj))->read(in);
+        }
+        else
+            throw Exception("LineStipple::read(): Could not cast this osg::LineStipple to an osg::Object.");
+        // Read LineStipple's properties
+        setPattern(in->readUShort());
+        setFactor(in->readInt());
+    }
+    else{
+        throw Exception("LineStipple::read(): Expected LineStipple identification.");
+    }
+}
diff --git a/src/osgPlugins/ive/LineStipple.h b/src/osgPlugins/ive/LineStipple.h
new file mode 100644
index 000000000..78f2e39e6
--- /dev/null
+++ b/src/osgPlugins/ive/LineStipple.h
@@ -0,0 +1,15 @@
+#ifndef IVE_LINESTIPPLE
+#define IVE_LINESTIPPLE 1
+
+#include <osg/LineStipple>
+#include "ReadWrite.h"
+
+namespace ive{
+class LineStipple : public osg::LineStipple, public ReadWrite {
+public:
+    void write(DataOutputStream* out);
+    void read(DataInputStream* in);
+};
+}
+
+#endif