| // 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_apsettings.h" |
| |
| #include <algorithm> |
| |
| #include "core/fpdfapi/parser/cpdf_array.h" |
| #include "core/fpdfapi/parser/cpdf_dictionary.h" |
| #include "core/fpdfdoc/cpdf_formcontrol.h" |
| #include "core/fxge/cfx_color.h" |
| |
| CPDF_ApSettings::CPDF_ApSettings(CPDF_Dictionary* pDict) : m_pDict(pDict) {} |
| |
| CPDF_ApSettings::CPDF_ApSettings(const CPDF_ApSettings& that) = default; |
| |
| CPDF_ApSettings::~CPDF_ApSettings() = default; |
| |
| bool CPDF_ApSettings::HasMKEntry(const ByteString& csEntry) const { |
| return m_pDict && m_pDict->KeyExist(csEntry); |
| } |
| |
| int CPDF_ApSettings::GetRotation() const { |
| return m_pDict ? m_pDict->GetIntegerFor("R") : 0; |
| } |
| |
| FX_ARGB CPDF_ApSettings::GetColor(int& iColorType, |
| const ByteString& csEntry) const { |
| iColorType = CFX_Color::kTransparent; |
| if (!m_pDict) |
| return 0; |
| |
| CPDF_Array* pEntry = m_pDict->GetArrayFor(csEntry); |
| if (!pEntry) |
| return 0; |
| |
| FX_ARGB color = 0; |
| size_t dwCount = pEntry->size(); |
| if (dwCount == 1) { |
| iColorType = CFX_Color::kGray; |
| float g = pEntry->GetNumberAt(0) * 255; |
| return ArgbEncode(255, (int)g, (int)g, (int)g); |
| } |
| if (dwCount == 3) { |
| iColorType = CFX_Color::kRGB; |
| float r = pEntry->GetNumberAt(0) * 255; |
| float g = pEntry->GetNumberAt(1) * 255; |
| float b = pEntry->GetNumberAt(2) * 255; |
| return ArgbEncode(255, (int)r, (int)g, (int)b); |
| } |
| if (dwCount == 4) { |
| iColorType = CFX_Color::kCMYK; |
| float c = pEntry->GetNumberAt(0); |
| float m = pEntry->GetNumberAt(1); |
| float y = pEntry->GetNumberAt(2); |
| float k = pEntry->GetNumberAt(3); |
| float r = 1.0f - std::min(1.0f, c + k); |
| float g = 1.0f - std::min(1.0f, m + k); |
| float b = 1.0f - std::min(1.0f, y + k); |
| return ArgbEncode(255, (int)(r * 255), (int)(g * 255), (int)(b * 255)); |
| } |
| return color; |
| } |
| |
| float CPDF_ApSettings::GetOriginalColor(int index, |
| const ByteString& csEntry) const { |
| if (!m_pDict) |
| return 0; |
| |
| CPDF_Array* pEntry = m_pDict->GetArrayFor(csEntry); |
| return pEntry ? pEntry->GetNumberAt(index) : 0; |
| } |
| |
| void CPDF_ApSettings::GetOriginalColor(int& iColorType, |
| float fc[4], |
| const ByteString& csEntry) const { |
| iColorType = CFX_Color::kTransparent; |
| for (int i = 0; i < 4; i++) |
| fc[i] = 0; |
| |
| if (!m_pDict) |
| return; |
| |
| CPDF_Array* pEntry = m_pDict->GetArrayFor(csEntry); |
| if (!pEntry) |
| return; |
| |
| size_t dwCount = pEntry->size(); |
| if (dwCount == 1) { |
| iColorType = CFX_Color::kGray; |
| fc[0] = pEntry->GetNumberAt(0); |
| } else if (dwCount == 3) { |
| iColorType = CFX_Color::kRGB; |
| fc[0] = pEntry->GetNumberAt(0); |
| fc[1] = pEntry->GetNumberAt(1); |
| fc[2] = pEntry->GetNumberAt(2); |
| } else if (dwCount == 4) { |
| iColorType = CFX_Color::kCMYK; |
| fc[0] = pEntry->GetNumberAt(0); |
| fc[1] = pEntry->GetNumberAt(1); |
| fc[2] = pEntry->GetNumberAt(2); |
| fc[3] = pEntry->GetNumberAt(3); |
| } |
| } |
| |
| WideString CPDF_ApSettings::GetCaption(const ByteString& csEntry) const { |
| return m_pDict ? m_pDict->GetUnicodeTextFor(csEntry) : WideString(); |
| } |
| |
| CPDF_Stream* CPDF_ApSettings::GetIcon(const ByteString& csEntry) const { |
| return m_pDict ? m_pDict->GetStreamFor(csEntry) : nullptr; |
| } |
| |
| CPDF_IconFit CPDF_ApSettings::GetIconFit() const { |
| return CPDF_IconFit(m_pDict ? m_pDict->GetDictFor("IF") : nullptr); |
| } |
| |
| int CPDF_ApSettings::GetTextPosition() const { |
| return m_pDict ? m_pDict->GetIntegerFor("TP", TEXTPOS_CAPTION) |
| : TEXTPOS_CAPTION; |
| } |