зеркало из https://github.com/mozilla/gecko-dev.git
64 строки
1.8 KiB
C++
64 строки
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "NativeFontResourceMac.h"
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#include "UnscaledFontMac.h"
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#include "Types.h"
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#include "mozilla/RefPtr.h"
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#ifdef MOZ_WIDGET_UIKIT
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# include <CoreFoundation/CoreFoundation.h>
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#endif
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#include "nsCocoaFeatures.h"
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namespace mozilla {
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namespace gfx {
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/* static */
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already_AddRefed<NativeFontResourceMac> NativeFontResourceMac::Create(
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uint8_t* aFontData, uint32_t aDataLength) {
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// copy font data
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CFDataRef data = CFDataCreate(kCFAllocatorDefault, aFontData, aDataLength);
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if (!data) {
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return nullptr;
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}
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// create a provider
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CGDataProviderRef provider = CGDataProviderCreateWithCFData(data);
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// release our reference to the CFData, provider keeps it alive
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CFRelease(data);
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// create the font object
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CGFontRef fontRef = CGFontCreateWithDataProvider(provider);
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// release our reference, font will keep it alive as long as needed
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CGDataProviderRelease(provider);
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if (!fontRef) {
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return nullptr;
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}
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// passes ownership of fontRef to the NativeFontResourceMac instance
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RefPtr<NativeFontResourceMac> fontResource =
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new NativeFontResourceMac(fontRef, aDataLength);
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return fontResource.forget();
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}
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already_AddRefed<UnscaledFont> NativeFontResourceMac::CreateUnscaledFont(
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uint32_t aIndex, const uint8_t* aInstanceData,
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uint32_t aInstanceDataLength) {
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RefPtr<UnscaledFont> unscaledFont = new UnscaledFontMac(mFontRef, true);
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return unscaledFont.forget();
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}
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} // namespace gfx
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} // namespace mozilla
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