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diff --git a/fxjs/xfa/cjx_layoutpseudomodel.h b/fxjs/xfa/cjx_layoutpseudomodel.h
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+++ b/fxjs/xfa/cjx_layoutpseudomodel.h
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+// Copyright 2017 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXJS_XFA_CJX_LAYOUTPSEUDOMODEL_H_
+#define FXJS_XFA_CJX_LAYOUTPSEUDOMODEL_H_
+
+#include <vector>
+
+#include "fxjs/CJX_Define.h"
+#include "fxjs/xfa/cjx_object.h"
+
+enum XFA_LAYOUTMODEL_HWXY {
+  XFA_LAYOUTMODEL_H,
+  XFA_LAYOUTMODEL_W,
+  XFA_LAYOUTMODEL_X,
+  XFA_LAYOUTMODEL_Y
+};
+
+class CFXJSE_Value;
+class CScript_LayoutPseudoModel;
+class CXFA_LayoutProcessor;
+class CXFA_Node;
+
+class CJX_LayoutPseudoModel : public CJX_Object {
+ public:
+  explicit CJX_LayoutPseudoModel(CScript_LayoutPseudoModel* model);
+  ~CJX_LayoutPseudoModel() override;
+
+  void Ready(CFXJSE_Value* pValue, bool bSetting, XFA_Attribute eAttribute);
+
+  JS_METHOD(absPage, CJX_LayoutPseudoModel);
+  JS_METHOD(absPageCount, CJX_LayoutPseudoModel);
+  JS_METHOD(absPageCountInBatch, CJX_LayoutPseudoModel);
+  JS_METHOD(absPageInBatch, CJX_LayoutPseudoModel);
+  JS_METHOD(absPageSpan, CJX_LayoutPseudoModel);
+  JS_METHOD(h, CJX_LayoutPseudoModel);
+  JS_METHOD(page, CJX_LayoutPseudoModel);
+  JS_METHOD(pageContent, CJX_LayoutPseudoModel);
+  JS_METHOD(pageCount, CJX_LayoutPseudoModel);
+  JS_METHOD(pageSpan, CJX_LayoutPseudoModel);
+  JS_METHOD(relayout, CJX_LayoutPseudoModel);
+  JS_METHOD(relayoutPageArea, CJX_LayoutPseudoModel);
+  JS_METHOD(sheet, CJX_LayoutPseudoModel);
+  JS_METHOD(sheetCount, CJX_LayoutPseudoModel);
+  JS_METHOD(sheetCountInBatch, CJX_LayoutPseudoModel);
+  JS_METHOD(sheetInBatch, CJX_LayoutPseudoModel);
+  JS_METHOD(w, CJX_LayoutPseudoModel);
+  JS_METHOD(x, CJX_LayoutPseudoModel);
+  JS_METHOD(y, CJX_LayoutPseudoModel);
+
+ private:
+  CJS_Return NumberedPageCount(CJS_V8* runtime, bool bNumbered);
+  CJS_Return HWXY(CJS_V8* runtime,
+                  const std::vector<v8::Local<v8::Value>>& params,
+                  XFA_LAYOUTMODEL_HWXY layoutModel);
+  std::vector<CXFA_Node*> GetObjArray(CXFA_LayoutProcessor* pDocLayout,
+                                      int32_t iPageNo,
+                                      const WideString& wsType,
+                                      bool bOnPageArea);
+  CJS_Return PageInternals(CJS_V8* runtime,
+                           const std::vector<v8::Local<v8::Value>>& params,
+                           bool bAbsPage);
+
+  static const CJX_MethodSpec MethodSpecs[];
+};
+
+#endif  // FXJS_XFA_CJX_LAYOUTPSEUDOMODEL_H_