// Copyright 2016 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/fxge/android/cfpf_skiafont.h"

#include <algorithm>

#include "core/fxcrt/fx_codepage.h"
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/fx_system.h"
#include "core/fxcrt/numerics/safe_conversions.h"
#include "core/fxge/android/cfpf_skiafontmgr.h"
#include "core/fxge/android/cfpf_skiapathfont.h"
#include "core/fxge/fx_fontencoding.h"

CFPF_SkiaFont::CFPF_SkiaFont(CFPF_SkiaFontMgr* font_mgr,
                             const CFPF_SkiaPathFont* font,
                             FX_Charset uCharset)
    : font_mgr_(font_mgr),
      font_(font),
      face_(font_mgr_->GetFontFace(font_->path(), font_->face_index())),
      charset_(uCharset) {}

CFPF_SkiaFont::~CFPF_SkiaFont() = default;

ByteString CFPF_SkiaFont::GetFamilyName() {
  if (!face_) {
    return ByteString();
  }
  return face_->GetFamilyName();
}

uint32_t CFPF_SkiaFont::GetFontData(uint32_t dwTable,
                                    pdfium::span<uint8_t> pBuffer) {
  if (!face_) {
    return 0;
  }

  return pdfium::checked_cast<uint32_t>(face_->GetSfntTable(dwTable, pBuffer));
}