1 // Copyright 2016 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef CORE_FPDFDOC_CPDF_VIEWERPREFERENCES_H_ 8 #define CORE_FPDFDOC_CPDF_VIEWERPREFERENCES_H_ 9 10 #include "core/fxcrt/fx_string.h" 11 #include "core/fxcrt/fx_system.h" 12 #include "core/fxcrt/unowned_ptr.h" 13 14 class CPDF_Array; 15 class CPDF_Dictionary; 16 class CPDF_Document; 17 18 class CPDF_ViewerPreferences { 19 public: 20 explicit CPDF_ViewerPreferences(CPDF_Document* pDoc); 21 ~CPDF_ViewerPreferences(); 22 23 bool IsDirectionR2L() const; 24 bool PrintScaling() const; 25 int32_t NumCopies() const; 26 CPDF_Array* PrintPageRange() const; 27 ByteString Duplex() const; 28 29 // Gets the entry for |bsKey|. If the entry exists and it is of type name, 30 // then this method writes the value into |bsVal| and returns true. Otherwise 31 // returns false and |bsVal| is untouched. |bsVal| must not be NULL. 32 bool GenericName(const ByteString& bsKey, ByteString* bsVal) const; 33 34 private: 35 CPDF_Dictionary* GetViewerPreferences() const; 36 37 UnownedPtr<CPDF_Document> const m_pDoc; 38 }; 39 40 #endif // CORE_FPDFDOC_CPDF_VIEWERPREFERENCES_H_ 41