68 lines
1.8 KiB
C++
68 lines
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 "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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namespace mozilla {
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namespace gfx {
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/* static */
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already_AddRefed<NativeFontResourceMac>
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NativeFontResourceMac::Create(uint8_t *aFontData, uint32_t aDataLength)
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{
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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);
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return fontResource.forget();
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}
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already_AddRefed<ScaledFont>
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NativeFontResourceMac::CreateScaledFont(uint32_t aIndex, Float aGlyphSize,
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const uint8_t* aInstanceData, uint32_t aInstanceDataLength)
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{
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RefPtr<ScaledFontBase> scaledFont = new ScaledFontMac(mFontRef, aGlyphSize);
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if (!scaledFont->PopulateCairoScaledFont()) {
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gfxWarning() << "Unable to create cairo scaled Mac font.";
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return nullptr;
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}
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return scaledFont.forget();
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}
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} // gfx
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} // mozilla
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