| // Copyright 2016 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 |
| |
| #include "core/fpdfdoc/cpdf_iconfit.h" |
| |
| #include "core/fpdfapi/parser/cpdf_array.h" |
| #include "core/fpdfapi/parser/cpdf_dictionary.h" |
| #include "core/fxcrt/fx_string.h" |
| |
| CPDF_IconFit::CPDF_IconFit(const CPDF_Dictionary* pDict) : m_pDict(pDict) {} |
| |
| CPDF_IconFit::CPDF_IconFit(const CPDF_IconFit& that) = default; |
| |
| CPDF_IconFit::~CPDF_IconFit() {} |
| |
| CPDF_IconFit::ScaleMethod CPDF_IconFit::GetScaleMethod() { |
| if (!m_pDict) |
| return Always; |
| |
| CFX_ByteString csSW = m_pDict->GetStringFor("SW", "A"); |
| if (csSW == "B") |
| return Bigger; |
| if (csSW == "S") |
| return Smaller; |
| if (csSW == "N") |
| return Never; |
| return Always; |
| } |
| |
| bool CPDF_IconFit::IsProportionalScale() { |
| return m_pDict ? m_pDict->GetStringFor("S", "P") != "A" : true; |
| } |
| |
| void CPDF_IconFit::GetIconPosition(float& fLeft, float& fBottom) { |
| fLeft = fBottom = 0.5; |
| if (!m_pDict) |
| return; |
| |
| CPDF_Array* pA = m_pDict->GetArrayFor("A"); |
| if (pA) { |
| uint32_t dwCount = pA->GetCount(); |
| if (dwCount > 0) |
| fLeft = pA->GetNumberAt(0); |
| if (dwCount > 1) |
| fBottom = pA->GetNumberAt(1); |
| } |
| } |
| |
| bool CPDF_IconFit::GetFittingBounds() { |
| return m_pDict ? m_pDict->GetBooleanFor("FB") : false; |
| } |