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// Copyright 2017 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 "fpdfsdk/formfiller/cffl_textobject.h"
#include "core/fpdfapi/page/cpdf_page.h"
#include "core/fpdfdoc/cpdf_bafontmap.h"
CFFL_TextObject::CFFL_TextObject(CPDFSDK_FormFillEnvironment* pApp,
CPDFSDK_Widget* pWidget)
: CFFL_FormField(pApp, pWidget) {}
CFFL_TextObject::~CFFL_TextObject() {
// Destroy view classes before this object's members are destroyed since
// the view classes have pointers to m_pFontMap that would be left dangling.
DestroyWindows();
}
CPWL_Wnd* CFFL_TextObject::ResetPWLWindow(const CPDFSDK_PageView* pPageView) {
DestroyPWLWindow(pPageView);
ObservedPtr<CPWL_Wnd> pRet(CreateOrUpdatePWLWindow(pPageView));
m_pWidget->UpdateField(); // May invoke JS, invalidating |pRet|.
return pRet.Get();
}
CPWL_Wnd* CFFL_TextObject::RestorePWLWindow(const CPDFSDK_PageView* pPageView) {
SavePWLWindowState(pPageView);
DestroyPWLWindow(pPageView);
RecreatePWLWindowFromSavedState(pPageView);
ObservedPtr<CPWL_Wnd> pRet(GetPWLWindow(pPageView));
m_pWidget->UpdateField(); // May invoke JS, invalidating |pRet|.
return pRet.Get();
}
CPDF_BAFontMap* CFFL_TextObject::GetOrCreateFontMap() {
if (!m_pFontMap) {
m_pFontMap = std::make_unique<CPDF_BAFontMap>(
m_pWidget->GetPDFPage()->GetDocument(),
m_pWidget->GetPDFAnnot()->GetAnnotDict(), "N");
}
return m_pFontMap.get();
}