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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 "xfa/fgas/font/cfgas_defaultfontmanager.h"
#include "xfa/fgas/font/cfgas_gefont.h"
#include "xfa/fgas/font/fgas_fontutils.h"
CFGAS_DefaultFontManager::CFGAS_DefaultFontManager() {}
CFGAS_DefaultFontManager::~CFGAS_DefaultFontManager() {}
RetainPtr<CFGAS_GEFont> CFGAS_DefaultFontManager::GetFont(
CFGAS_FontMgr* pFontMgr,
const WideStringView& wsFontFamily,
uint32_t dwFontStyles) {
WideString wsFontName(wsFontFamily);
RetainPtr<CFGAS_GEFont> pFont =
pFontMgr->LoadFont(wsFontName.c_str(), dwFontStyles, 0xFFFF);
if (pFont)
return pFont;
const FGAS_FontInfo* pCurFont =
FGAS_FontInfoByFontName(wsFontName.AsStringView());
if (!pCurFont || !pCurFont->pReplaceFont)
return pFont;
uint32_t dwStyle = 0;
// TODO(dsinclair): Why doesn't this check the other flags?
if (FontStyleIsBold(dwFontStyles))
dwStyle |= FXFONT_BOLD;
if (FontStyleIsItalic(dwFontStyles))
dwStyle |= FXFONT_ITALIC;
const wchar_t* pReplace = pCurFont->pReplaceFont;
int32_t iLength = wcslen(pReplace);
while (iLength > 0) {
const wchar_t* pNameText = pReplace;
while (*pNameText != L',' && iLength > 0) {
pNameText++;
iLength--;
}
WideString wsReplace = WideString(pReplace, pNameText - pReplace);
pFont = pFontMgr->LoadFont(wsReplace.c_str(), dwStyle, 0xFFFF);
if (pFont)
break;
iLength--;
pNameText++;
pReplace = pNameText;
}
return pFont;
}
RetainPtr<CFGAS_GEFont> CFGAS_DefaultFontManager::GetDefaultFont(
CFGAS_FontMgr* pFontMgr,
const WideStringView& wsFontFamily,
uint32_t dwFontStyles) {
RetainPtr<CFGAS_GEFont> pFont =
pFontMgr->LoadFont(L"Arial Narrow", dwFontStyles, 0xFFFF);
if (!pFont) {
pFont = pFontMgr->LoadFont(static_cast<const wchar_t*>(nullptr),
dwFontStyles, 0xFFFF);
}
return pFont;
}
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