blob: 446b62c43190bc47d1667ebdb102620fbb2292b1 [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/fxge/cfx_unicodeencoding.h"
#include "core/fxcrt/fx_codepage.h"
#include "core/fxge/cfx_font.h"
#include "core/fxge/fx_font.h"
#include "core/fxge/fx_freetype.h"
CFX_UnicodeEncoding::CFX_UnicodeEncoding(CFX_Font* pFont) : m_pFont(pFont) {}
CFX_UnicodeEncoding::~CFX_UnicodeEncoding() {}
uint32_t CFX_UnicodeEncoding::GlyphFromCharCode(uint32_t charcode) {
FXFT_Face face = m_pFont->GetFace();
if (!face)
return charcode;
if (FXFT_Select_Charmap(face, FXFT_ENCODING_UNICODE) == 0)
return FXFT_Get_Char_Index(face, charcode);
if (m_pFont->GetSubstFont() &&
m_pFont->GetSubstFont()->m_Charset == FX_CHARSET_Symbol) {
uint32_t index = 0;
if (FXFT_Select_Charmap(face, FXFT_ENCODING_MS_SYMBOL) == 0)
index = FXFT_Get_Char_Index(face, charcode);
if (!index && !FXFT_Select_Charmap(face, FXFT_ENCODING_APPLE_ROMAN))
return FXFT_Get_Char_Index(face, charcode);
}
return charcode;
}