1 // Copyright 2019 The PDFium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "core/fxge/cfx_face.h"
6
7 #include <utility>
8
9 #include "third_party/base/check.h"
10 #include "third_party/base/numerics/safe_conversions.h"
11
12 // static
New(FT_Library library,RetainPtr<Retainable> pDesc,pdfium::span<const FT_Byte> data,FT_Long face_index)13 RetainPtr<CFX_Face> CFX_Face::New(FT_Library library,
14 RetainPtr<Retainable> pDesc,
15 pdfium::span<const FT_Byte> data,
16 FT_Long face_index) {
17 FXFT_FaceRec* pRec = nullptr;
18 if (FT_New_Memory_Face(library, data.data(),
19 pdfium::base::checked_cast<FT_Long>(data.size()),
20 face_index, &pRec) != 0) {
21 return nullptr;
22 }
23 // Private ctor.
24 return pdfium::WrapRetain(new CFX_Face(pRec, std::move(pDesc)));
25 }
26
27 // static
Open(FT_Library library,const FT_Open_Args * args,FT_Long face_index)28 RetainPtr<CFX_Face> CFX_Face::Open(FT_Library library,
29 const FT_Open_Args* args,
30 FT_Long face_index) {
31 FXFT_FaceRec* pRec = nullptr;
32 if (FT_Open_Face(library, args, face_index, &pRec) != 0)
33 return nullptr;
34
35 // Private ctor.
36 return pdfium::WrapRetain(new CFX_Face(pRec, nullptr));
37 }
38
CFX_Face(FXFT_FaceRec * rec,RetainPtr<Retainable> pDesc)39 CFX_Face::CFX_Face(FXFT_FaceRec* rec, RetainPtr<Retainable> pDesc)
40 : m_pRec(rec), m_pDesc(std::move(pDesc)) {
41 DCHECK(m_pRec);
42 }
43
44 CFX_Face::~CFX_Face() = default;
45