From 5acacd361b15b82a8b30cdd5cb92abb8a2104ecf Mon Sep 17 00:00:00 2001 From: Dan Sinclair Date: Thu, 25 May 2017 14:04:59 -0400 Subject: Break apart the pageint.h file. This CL separates pageint.h and the supporting cpp files into indivudal class files. Change-Id: Idcadce41976a8cd5f0d916e6a5ebbc283fd36527 Reviewed-on: https://pdfium-review.googlesource.com/5930 Commit-Queue: dsinclair Reviewed-by: Tom Sepez --- core/fpdfapi/page/cpdf_patterncs.cpp | 62 ++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 core/fpdfapi/page/cpdf_patterncs.cpp (limited to 'core/fpdfapi/page/cpdf_patterncs.cpp') diff --git a/core/fpdfapi/page/cpdf_patterncs.cpp b/core/fpdfapi/page/cpdf_patterncs.cpp new file mode 100644 index 0000000000..4951f61d54 --- /dev/null +++ b/core/fpdfapi/page/cpdf_patterncs.cpp @@ -0,0 +1,62 @@ +// Copyright 2014 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/fpdfapi/page/cpdf_patterncs.h" + +#include "core/fpdfapi/page/cpdf_docpagedata.h" +#include "core/fpdfapi/parser/cpdf_array.h" +#include "core/fpdfapi/parser/cpdf_document.h" + +CPDF_PatternCS::CPDF_PatternCS(CPDF_Document* pDoc) + : CPDF_ColorSpace(pDoc, PDFCS_PATTERN, 1), + m_pBaseCS(nullptr), + m_pCountedBaseCS(nullptr) {} + +CPDF_PatternCS::~CPDF_PatternCS() { + CPDF_ColorSpace* pCS = m_pCountedBaseCS ? m_pCountedBaseCS->get() : nullptr; + if (pCS && m_pDocument) { + auto* pPageData = m_pDocument->GetPageData(); + if (pPageData) + pPageData->ReleaseColorSpace(pCS->GetArray()); + } +} + +bool CPDF_PatternCS::v_Load(CPDF_Document* pDoc, CPDF_Array* pArray) { + CPDF_Object* pBaseCS = pArray->GetDirectObjectAt(1); + if (pBaseCS == m_pArray) + return false; + + CPDF_DocPageData* pDocPageData = pDoc->GetPageData(); + m_pBaseCS = pDocPageData->GetColorSpace(pBaseCS, nullptr); + if (!m_pBaseCS) { + m_nComponents = 1; + return true; + } + + if (m_pBaseCS->GetFamily() == PDFCS_PATTERN) + return false; + + m_pCountedBaseCS = pDocPageData->FindColorSpacePtr(m_pBaseCS->GetArray()); + m_nComponents = m_pBaseCS->CountComponents() + 1; + return m_pBaseCS->CountComponents() <= MAX_PATTERN_COLORCOMPS; +} + +bool CPDF_PatternCS::GetRGB(float* pBuf, float* R, float* G, float* B) const { + if (m_pBaseCS) { + ASSERT(m_pBaseCS->GetFamily() != PDFCS_PATTERN); + PatternValue* pvalue = (PatternValue*)pBuf; + if (m_pBaseCS->GetRGB(pvalue->m_Comps, R, G, B)) + return true; + } + *R = 0.75f; + *G = 0.75f; + *B = 0.75f; + return false; +} + +CPDF_ColorSpace* CPDF_PatternCS::GetBaseCS() const { + return m_pBaseCS; +} -- cgit v1.2.3