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121 lines
3.6 KiB
121 lines
3.6 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_apsettings.h" |
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#include <algorithm> |
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#include "core/fpdfapi/parser/cpdf_array.h" |
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#include "core/fpdfapi/parser/cpdf_dictionary.h" |
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#include "core/fpdfdoc/cpdf_formcontrol.h" |
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CPDF_ApSettings::CPDF_ApSettings(CPDF_Dictionary* pDict) : m_pDict(pDict) {} |
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bool CPDF_ApSettings::HasMKEntry(const CFX_ByteString& csEntry) const { |
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return m_pDict && m_pDict->KeyExist(csEntry); |
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} |
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int CPDF_ApSettings::GetRotation() const { |
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return m_pDict ? m_pDict->GetIntegerFor("R") : 0; |
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} |
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FX_ARGB CPDF_ApSettings::GetColor(int& iColorType, |
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const CFX_ByteString& csEntry) const { |
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iColorType = COLORTYPE_TRANSPARENT; |
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if (!m_pDict) |
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return 0; |
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CPDF_Array* pEntry = m_pDict->GetArrayFor(csEntry); |
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if (!pEntry) |
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return 0; |
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FX_ARGB color = 0; |
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size_t dwCount = pEntry->GetCount(); |
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if (dwCount == 1) { |
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iColorType = COLORTYPE_GRAY; |
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FX_FLOAT g = pEntry->GetNumberAt(0) * 255; |
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return ArgbEncode(255, (int)g, (int)g, (int)g); |
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} |
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if (dwCount == 3) { |
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iColorType = COLORTYPE_RGB; |
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FX_FLOAT r = pEntry->GetNumberAt(0) * 255; |
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FX_FLOAT g = pEntry->GetNumberAt(1) * 255; |
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FX_FLOAT b = pEntry->GetNumberAt(2) * 255; |
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return ArgbEncode(255, (int)r, (int)g, (int)b); |
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} |
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if (dwCount == 4) { |
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iColorType = COLORTYPE_CMYK; |
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FX_FLOAT c = pEntry->GetNumberAt(0); |
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FX_FLOAT m = pEntry->GetNumberAt(1); |
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FX_FLOAT y = pEntry->GetNumberAt(2); |
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FX_FLOAT k = pEntry->GetNumberAt(3); |
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FX_FLOAT r = 1.0f - std::min(1.0f, c + k); |
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FX_FLOAT g = 1.0f - std::min(1.0f, m + k); |
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FX_FLOAT b = 1.0f - std::min(1.0f, y + k); |
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return ArgbEncode(255, (int)(r * 255), (int)(g * 255), (int)(b * 255)); |
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} |
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return color; |
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} |
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FX_FLOAT CPDF_ApSettings::GetOriginalColor( |
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int index, |
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const CFX_ByteString& csEntry) const { |
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if (!m_pDict) |
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return 0; |
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CPDF_Array* pEntry = m_pDict->GetArrayFor(csEntry); |
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return pEntry ? pEntry->GetNumberAt(index) : 0; |
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} |
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void CPDF_ApSettings::GetOriginalColor(int& iColorType, |
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FX_FLOAT fc[4], |
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const CFX_ByteString& csEntry) const { |
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iColorType = COLORTYPE_TRANSPARENT; |
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for (int i = 0; i < 4; i++) |
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fc[i] = 0; |
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if (!m_pDict) |
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return; |
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CPDF_Array* pEntry = m_pDict->GetArrayFor(csEntry); |
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if (!pEntry) |
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return; |
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size_t dwCount = pEntry->GetCount(); |
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if (dwCount == 1) { |
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iColorType = COLORTYPE_GRAY; |
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fc[0] = pEntry->GetNumberAt(0); |
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} else if (dwCount == 3) { |
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iColorType = COLORTYPE_RGB; |
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fc[0] = pEntry->GetNumberAt(0); |
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fc[1] = pEntry->GetNumberAt(1); |
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fc[2] = pEntry->GetNumberAt(2); |
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} else if (dwCount == 4) { |
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iColorType = COLORTYPE_CMYK; |
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fc[0] = pEntry->GetNumberAt(0); |
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fc[1] = pEntry->GetNumberAt(1); |
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fc[2] = pEntry->GetNumberAt(2); |
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fc[3] = pEntry->GetNumberAt(3); |
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} |
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} |
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CFX_WideString CPDF_ApSettings::GetCaption( |
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const CFX_ByteString& csEntry) const { |
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return m_pDict ? m_pDict->GetUnicodeTextFor(csEntry) : CFX_WideString(); |
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} |
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CPDF_Stream* CPDF_ApSettings::GetIcon(const CFX_ByteString& csEntry) const { |
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return m_pDict ? m_pDict->GetStreamFor(csEntry) : nullptr; |
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} |
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CPDF_IconFit CPDF_ApSettings::GetIconFit() const { |
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return CPDF_IconFit(m_pDict ? m_pDict->GetDictFor("IF") : nullptr); |
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} |
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int CPDF_ApSettings::GetTextPosition() const { |
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return m_pDict ? m_pDict->GetIntegerFor("TP", TEXTPOS_CAPTION) |
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: TEXTPOS_CAPTION; |
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}
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