blob: f6bd89396ada675b2a2fc6367652ece580855ce5 [file] [log] [blame]
// Copyright 2018 The PDFium Authors
// 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_annotcontext.h"
#include <utility>
#include "core/fpdfapi/page/cpdf_form.h"
#include "core/fpdfapi/page/cpdf_page.h"
#include "core/fpdfapi/parser/cpdf_dictionary.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fxcrt/check.h"
CPDF_AnnotContext::CPDF_AnnotContext(RetainPtr<CPDF_Dictionary> pAnnotDict,
IPDF_Page* pPage)
: m_pAnnotDict(std::move(pAnnotDict)), m_pPage(pPage) {
DCHECK(m_pAnnotDict);
DCHECK(m_pPage);
DCHECK(m_pPage->AsPDFPage());
}
CPDF_AnnotContext::~CPDF_AnnotContext() = default;
void CPDF_AnnotContext::SetForm(RetainPtr<CPDF_Stream> pStream) {
if (!pStream)
return;
// Reset the annotation matrix to be the identity matrix, since the
// appearance stream already takes matrix into account.
pStream->GetMutableDict()->SetMatrixFor("Matrix", CFX_Matrix());
m_pAnnotForm = std::make_unique<CPDF_Form>(
m_pPage->GetDocument(), m_pPage->AsPDFPage()->GetMutableResources(),
pStream);
m_pAnnotForm->ParseContent();
}