blob: f7f9e846c5ea4f70855746ea011d23a73a6b09a4 [file] [log] [blame]
// 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;
}