| /* |
| * Copyright (C) 2007, 2008, 2010, 2011 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "sky/engine/core/css/CSSFontFaceSource.h" |
| |
| #include "sky/engine/core/css/CSSFontFace.h" |
| #include "sky/engine/platform/fonts/FontCacheKey.h" |
| #include "sky/engine/platform/fonts/FontDescription.h" |
| #include "sky/engine/platform/fonts/FontFaceCreationParams.h" |
| #include "sky/engine/platform/fonts/SimpleFontData.h" |
| |
| namespace blink { |
| |
| CSSFontFaceSource::CSSFontFaceSource() |
| : m_face(nullptr) |
| { |
| } |
| |
| CSSFontFaceSource::~CSSFontFaceSource() |
| { |
| } |
| |
| PassRefPtr<SimpleFontData> CSSFontFaceSource::getFontData(const FontDescription& fontDescription) |
| { |
| // If the font hasn't loaded or an error occurred, then we've got nothing. |
| if (!isValid()) |
| return nullptr; |
| |
| if (isLocal()) { |
| // We're local. Just return a SimpleFontData from the normal cache. |
| return createFontData(fontDescription); |
| } |
| |
| // See if we have a mapping in our FontData cache. |
| FontCacheKey key = fontDescription.cacheKey(FontFaceCreationParams()); |
| |
| RefPtr<SimpleFontData>& fontData = m_fontDataTable.add(key.hash(), nullptr).storedValue->value; |
| if (!fontData) |
| fontData = createFontData(fontDescription); |
| return fontData; // No release, because fontData is a reference to a RefPtr that is held in the m_fontDataTable. |
| } |
| |
| } |