| // 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/fpdfapi/page/cpdf_tilingpattern.h" |
| |
| #include "core/fpdfapi/page/cpdf_allstates.h" |
| #include "core/fpdfapi/page/cpdf_form.h" |
| #include "core/fpdfapi/page/cpdf_pageobject.h" |
| #include "core/fpdfapi/parser/cpdf_dictionary.h" |
| #include "core/fpdfapi/parser/cpdf_object.h" |
| #include "core/fpdfapi/parser/cpdf_stream.h" |
| |
| CPDF_TilingPattern::CPDF_TilingPattern(CPDF_Document* pDoc, |
| CPDF_Object* pPatternObj, |
| const CFX_Matrix& parentMatrix) |
| : CPDF_Pattern(pDoc, pPatternObj, parentMatrix) { |
| ASSERT(document()); |
| m_bColored = pattern_obj()->GetDict()->GetIntegerFor("PaintType") == 1; |
| SetPatternToFormMatrix(); |
| } |
| |
| CPDF_TilingPattern::~CPDF_TilingPattern() = default; |
| |
| CPDF_TilingPattern* CPDF_TilingPattern::AsTilingPattern() { |
| return this; |
| } |
| |
| std::unique_ptr<CPDF_Form> CPDF_TilingPattern::Load(CPDF_PageObject* pPageObj) { |
| const CPDF_Dictionary* pDict = pattern_obj()->GetDict(); |
| m_bColored = pDict->GetIntegerFor("PaintType") == 1; |
| m_XStep = static_cast<float>(fabs(pDict->GetNumberFor("XStep"))); |
| m_YStep = static_cast<float>(fabs(pDict->GetNumberFor("YStep"))); |
| |
| CPDF_Stream* pStream = pattern_obj()->AsStream(); |
| if (!pStream) |
| return nullptr; |
| |
| const CFX_Matrix& matrix = parent_matrix(); |
| auto form = std::make_unique<CPDF_Form>(document(), nullptr, pStream); |
| |
| CPDF_AllStates allStates; |
| allStates.m_ColorState.Emplace(); |
| allStates.m_GraphState.Emplace(); |
| allStates.m_TextState.Emplace(); |
| allStates.m_GeneralState = pPageObj->m_GeneralState; |
| form->ParseContent(&allStates, &matrix, nullptr); |
| m_BBox = pDict->GetRectFor("BBox"); |
| return form; |
| } |