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60 lines
1.9 KiB
60 lines
1.9 KiB
// Copyright 2016 PDFium Authors. All rights reserved. |
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// Use of this source code is governed by a BSD-style license that can be |
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// found in the LICENSE file. |
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
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#include "core/fpdfdoc/cpdf_viewerpreferences.h" |
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#include "core/fpdfapi/parser/cpdf_document.h" |
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#include "core/fpdfapi/parser/cpdf_name.h" |
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CPDF_ViewerPreferences::CPDF_ViewerPreferences(CPDF_Document* pDoc) |
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: m_pDoc(pDoc) {} |
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CPDF_ViewerPreferences::~CPDF_ViewerPreferences() {} |
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bool CPDF_ViewerPreferences::IsDirectionR2L() const { |
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CPDF_Dictionary* pDict = GetViewerPreferences(); |
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return pDict ? pDict->GetStringFor("Direction") == "R2L" : false; |
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} |
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bool CPDF_ViewerPreferences::PrintScaling() const { |
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CPDF_Dictionary* pDict = GetViewerPreferences(); |
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return pDict ? pDict->GetStringFor("PrintScaling") != "None" : true; |
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} |
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int32_t CPDF_ViewerPreferences::NumCopies() const { |
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CPDF_Dictionary* pDict = GetViewerPreferences(); |
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return pDict ? pDict->GetIntegerFor("NumCopies") : 1; |
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} |
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CPDF_Array* CPDF_ViewerPreferences::PrintPageRange() const { |
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CPDF_Dictionary* pDict = GetViewerPreferences(); |
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return pDict ? pDict->GetArrayFor("PrintPageRange") : nullptr; |
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} |
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CFX_ByteString CPDF_ViewerPreferences::Duplex() const { |
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CPDF_Dictionary* pDict = GetViewerPreferences(); |
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return pDict ? pDict->GetStringFor("Duplex") : CFX_ByteString("None"); |
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} |
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bool CPDF_ViewerPreferences::GenericName(const CFX_ByteString& bsKey, |
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CFX_ByteString* bsVal) const { |
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ASSERT(bsVal); |
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CPDF_Dictionary* pDict = GetViewerPreferences(); |
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if (!pDict) |
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return false; |
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const CPDF_Name* pName = ToName(pDict->GetObjectFor(bsKey)); |
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if (!pName) |
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return false; |
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*bsVal = pName->GetString(); |
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return true; |
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} |
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CPDF_Dictionary* CPDF_ViewerPreferences::GetViewerPreferences() const { |
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CPDF_Dictionary* pDict = m_pDoc->GetRoot(); |
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return pDict ? pDict->GetDictFor("ViewerPreferences") : nullptr; |
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}
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