зеркало из https://github.com/mozilla/gecko-dev.git
93 строки
3.2 KiB
C++
93 строки
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "NativeFontResourceFreeType.h"
|
|
#include "UnscaledFontFreeType.h"
|
|
#include "Logging.h"
|
|
|
|
namespace mozilla::gfx {
|
|
|
|
NativeFontResourceFreeType::NativeFontResourceFreeType(
|
|
UniquePtr<uint8_t[]>&& aFontData, uint32_t aDataLength,
|
|
FT_Library aFTLibrary)
|
|
: mFontData(std::move(aFontData)),
|
|
mDataLength(aDataLength),
|
|
mFTLibrary(aFTLibrary) {}
|
|
|
|
NativeFontResourceFreeType::~NativeFontResourceFreeType() = default;
|
|
|
|
template <class T>
|
|
already_AddRefed<T> NativeFontResourceFreeType::CreateInternal(
|
|
uint8_t* aFontData, uint32_t aDataLength, FT_Library aFTLibrary) {
|
|
if (!aFontData || !aDataLength) {
|
|
return nullptr;
|
|
}
|
|
UniquePtr<uint8_t[]> fontData(new (fallible) uint8_t[aDataLength]);
|
|
if (!fontData) {
|
|
return nullptr;
|
|
}
|
|
memcpy(fontData.get(), aFontData, aDataLength);
|
|
|
|
RefPtr<T> resource = new T(std::move(fontData), aDataLength, aFTLibrary);
|
|
return resource.forget();
|
|
}
|
|
|
|
#ifdef MOZ_WIDGET_ANDROID
|
|
already_AddRefed<NativeFontResourceFreeType> NativeFontResourceFreeType::Create(
|
|
uint8_t* aFontData, uint32_t aDataLength, FT_Library aFTLibrary) {
|
|
return CreateInternal<NativeFontResourceFreeType>(aFontData, aDataLength,
|
|
aFTLibrary);
|
|
}
|
|
|
|
already_AddRefed<UnscaledFont> NativeFontResourceFreeType::CreateUnscaledFont(
|
|
uint32_t aIndex, const uint8_t* aInstanceData,
|
|
uint32_t aInstanceDataLength) {
|
|
if (RefPtr<SharedFTFace> face = CloneFace()) {
|
|
return MakeAndAddRef<UnscaledFontFreeType>(std::move(face));
|
|
}
|
|
return nullptr;
|
|
}
|
|
#endif
|
|
|
|
already_AddRefed<SharedFTFace> NativeFontResourceFreeType::CloneFace(
|
|
int aFaceIndex) {
|
|
RefPtr<SharedFTFace> face = Factory::NewSharedFTFaceFromData(
|
|
mFTLibrary, mFontData.get(), mDataLength, aFaceIndex, this);
|
|
if (!face ||
|
|
(FT_Select_Charmap(face->GetFace(), FT_ENCODING_UNICODE) != FT_Err_Ok &&
|
|
FT_Select_Charmap(face->GetFace(), FT_ENCODING_MS_SYMBOL) !=
|
|
FT_Err_Ok)) {
|
|
return nullptr;
|
|
}
|
|
return face.forget();
|
|
}
|
|
|
|
#ifdef MOZ_WIDGET_GTK
|
|
NativeFontResourceFontconfig::NativeFontResourceFontconfig(
|
|
UniquePtr<uint8_t[]>&& aFontData, uint32_t aDataLength,
|
|
FT_Library aFTLibrary)
|
|
: NativeFontResourceFreeType(std::move(aFontData), aDataLength,
|
|
aFTLibrary) {}
|
|
|
|
already_AddRefed<UnscaledFont> NativeFontResourceFontconfig::CreateUnscaledFont(
|
|
uint32_t aIndex, const uint8_t* aInstanceData,
|
|
uint32_t aInstanceDataLength) {
|
|
if (RefPtr<SharedFTFace> face = CloneFace()) {
|
|
return MakeAndAddRef<UnscaledFontFontconfig>(std::move(face));
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
already_AddRefed<NativeFontResourceFontconfig>
|
|
NativeFontResourceFontconfig::Create(uint8_t* aFontData, uint32_t aDataLength,
|
|
FT_Library aFTLibrary) {
|
|
return CreateInternal<NativeFontResourceFontconfig>(aFontData, aDataLength,
|
|
aFTLibrary);
|
|
}
|
|
#endif
|
|
|
|
} // namespace mozilla::gfx
|