Move and rename RenderQuote and RenderWordBreak.

Source/core/rendering/RenderQuote.cpp

Index: Source/core/rendering/RenderQuote.cpp
diff --git a/Source/core/rendering/RenderQuote.cpp b/Source/core/rendering/RenderQuote.cpp
deleted file mode 100644
index 9ff595ad55b0570a6a3d5fb85fe74a4d88a303d4..0000000000000000000000000000000000000000
--- a/Source/core/rendering/RenderQuote.cpp
+++ /dev/null
@@ -1,408 +0,0 @@
-/**
- * Copyright (C) 2011 Nokia Inc.  All rights reserved.
- * Copyright (C) 2012 Google Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#include "config.h"
-#include "core/rendering/RenderQuote.h"
-
-#include "core/rendering/RenderTextFragment.h"
-#include "core/rendering/RenderView.h"
-#include "wtf/StdLibExtras.h"
-#include "wtf/text/AtomicString.h"
-
-#include <algorithm>
-
-namespace blink {
-
-RenderQuote::RenderQuote(Document* node, QuoteType quote)
-    : RenderInline(0)
-    , m_type(quote)
-    , m_depth(0)
-    , m_next(nullptr)
-    , m_previous(nullptr)
-    , m_attached(false)
-{
-    setDocumentForAnonymous(node);
-}
-
-RenderQuote::~RenderQuote()
-{
-    ASSERT(!m_attached);
-    ASSERT(!m_next && !m_previous);
-}
-
-void RenderQuote::willBeDestroyed()
-{
-    detachQuote();
-    RenderInline::willBeDestroyed();
-}
-
-void RenderQuote::willBeRemovedFromTree()
-{
-    RenderInline::willBeRemovedFromTree();
-    detachQuote();
-}
-
-void RenderQuote::styleDidChange(StyleDifference diff, const LayoutStyle* oldStyle)
-{
-    RenderInline::styleDidChange(diff, oldStyle);
-    updateText();
-}
-
-struct Language {
-    const char* lang;
-    UChar open1;
-    UChar close1;
-    UChar open2;
-    UChar close2;
-    QuotesData* data;
-
-    bool operator<(const Language& b) const { return strcmp(lang, b.lang) < 0; }
-};
-
-// Table of quotes from http://www.whatwg.org/specs/web-apps/current-work/multipage/rendering.html#quote
-Language languages[] = {
-    { "af",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "agq",           0x201e, 0x201d, 0x201a, 0x2019, 0 },
-    { "ak",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "am",            0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "ar",            0x201d, 0x201c, 0x2019, 0x2018, 0 },
-    { "asa",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "az-cyrl",       0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "bas",           0x00ab, 0x00bb, 0x201e, 0x201c, 0 },
-    { "bem",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "bez",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "bg",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "bm",            0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "bn",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "br",            0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "brx",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "bs-cyrl" ,      0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "ca",            0x201c, 0x201d, 0x00ab, 0x00bb, 0 },
-    { "cgg",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "chr",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "cs",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "da",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "dav",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "de",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "de-ch",         0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "dje",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "dua",           0x00ab, 0x00bb, 0x2018, 0x2019, 0 },
-    { "dyo",           0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "dz",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ebu",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ee",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "el",            0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "en",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "en-gb",         0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "es",            0x201c, 0x201d, 0x00ab, 0x00bb, 0 },
-    { "et",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "eu",            0x201c, 0x201d, 0x00ab, 0x00bb, 0 },
-    { "ewo",           0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "fa",            0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "ff",            0x201e, 0x201d, 0x201a, 0x2019, 0 },
-    { "fi",            0x201d, 0x201d, 0x2019, 0x2019, 0 },
-    { "fr",            0x00ab, 0x00bb, 0x00ab, 0x00bb, 0 },
-    { "fr-ca",         0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "fr-ch",         0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "gsw",           0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "gu",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "guz",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ha",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "he",            0x0022, 0x0022, 0x0027, 0x0027, 0 },
-    { "hi",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "hr",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "hu",            0x201e, 0x201d, 0x00bb, 0x00ab, 0 },
-    { "id",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ig",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "it",            0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "ja",            0x300c, 0x300d, 0x300e, 0x300f, 0 },
-    { "jgo",           0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "jmc",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "kab",           0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "kam",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "kde",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "kea",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "khq",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ki",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "kkj",           0x00ab, 0x00bb, 0x2039, 0x203a, 0 },
-    { "kln",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "km",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "kn",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ko",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ksb",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ksf",           0x00ab, 0x00bb, 0x2018, 0x2019, 0 },
-    { "lag",           0x201d, 0x201d, 0x2019, 0x2019, 0 },
-    { "lg",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ln",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "lo",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "lt",            0x201e, 0x201c, 0x201e, 0x201c, 0 },
-    { "lu",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "luo",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "luy",           0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "lv",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "mas",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "mer",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "mfe",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "mg",            0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "mgo",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "mk",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "ml",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "mr",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ms",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "mua",           0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "my",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "naq",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "nb",            0x00ab, 0x00bb, 0x2018, 0x2019, 0 },
-    { "nd",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "nl",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "nmg",           0x201e, 0x201d, 0x00ab, 0x00bb, 0 },
-    { "nn",            0x00ab, 0x00bb, 0x2018, 0x2019, 0 },
-    { "nnh",           0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "nus",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "nyn",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "pl",            0x201e, 0x201d, 0x00ab, 0x00bb, 0 },
-    { "pt",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "pt-pt",         0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "rn",            0x201d, 0x201d, 0x2019, 0x2019, 0 },
-    { "ro",            0x201e, 0x201d, 0x00ab, 0x00bb, 0 },
-    { "rof",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ru",            0x00ab, 0x00bb, 0x201e, 0x201c, 0 },
-    { "rw",            0x00ab, 0x00bb, 0x2018, 0x2019, 0 },
-    { "rwk",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "saq",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "sbp",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "seh",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ses",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "sg",            0x00ab, 0x00bb, 0x201c, 0x201d, 0 },
-    { "shi",           0x00ab, 0x00bb, 0x201e, 0x201d, 0 },
-    { "shi-tfng",      0x00ab, 0x00bb, 0x201e, 0x201d, 0 },
-    { "si",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "sk",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "sl",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "sn",            0x201d, 0x201d, 0x2019, 0x2019, 0 },
-    { "so",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "sq",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "sr",            0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "sr-latn",       0x201e, 0x201c, 0x201a, 0x2018, 0 },
-    { "sv",            0x201d, 0x201d, 0x2019, 0x2019, 0 },
-    { "sw",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "swc",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ta",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "te",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "teo",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "th",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "ti-er",         0x2018, 0x2019, 0x201c, 0x201d, 0 },
-    { "to",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "tr",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "twq",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "tzm",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "uk",            0x00ab, 0x00bb, 0x201e, 0x201c, 0 },
-    { "ur",            0x201d, 0x201c, 0x2019, 0x2018, 0 },
-    { "vai",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "vai-latn",      0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "vi",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "vun",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "xh",            0x2018, 0x2019, 0x201c, 0x201d, 0 },
-    { "xog",           0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "yav",           0x00ab, 0x00bb, 0x00ab, 0x00bb, 0 },
-    { "yo",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "zh",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-    { "zh-hant",       0x300c, 0x300d, 0x300e, 0x300f, 0 },
-    { "zu",            0x201c, 0x201d, 0x2018, 0x2019, 0 },
-};
-
-const QuotesData* quotesDataForLanguage(const AtomicString& lang)
-{
-    if (lang.isNull())
-        return 0;
-
-    // This could be just a hash table, but doing that adds 200k to RenderQuote.o
-    Language* languagesEnd = languages + WTF_ARRAY_LENGTH(languages);
-    CString lowercaseLang = lang.lower().utf8();
-    Language key = { lowercaseLang.data(), 0, 0, 0, 0, 0 };
-    Language* match = std::lower_bound(languages, languagesEnd, key);
-    if (match == languagesEnd || strcmp(match->lang, key.lang))
-        return 0;
-
-    if (!match->data)
-        match->data = QuotesData::create(match->open1, match->close1, match->open2, match->close2).leakRef();
-
-    return match->data;
-}
-
-static const QuotesData* basicQuotesData()
-{
-    // FIXME: The default quotes should be the fancy quotes for "en".
-    DEFINE_STATIC_REF(QuotesData, staticBasicQuotes, (QuotesData::create('"', '"', '\'', '\'')));
-    return staticBasicQuotes;
-}
-
-void RenderQuote::updateText()
-{
-    String text = computeText();
-    if (m_text == text)
-        return;
-
-    m_text = text;
-
-    RenderTextFragment* fragment = findFragmentChild();
-    if (fragment) {
-        fragment->setStyle(style());
-        fragment->setContentString(m_text.impl());
-    } else {
-        fragment = new RenderTextFragment(&document(), m_text.impl());
-        fragment->setStyle(style());
-        addChild(fragment);
-    }
-}
-
-RenderTextFragment* RenderQuote::findFragmentChild() const
-{
-    // We walk from the end of the child list because, if we've had a first-letter
-    // renderer inserted then the remaining text will be at the end.
-    while (LayoutObject* child = lastChild()) {
-        if (child->isText() && toRenderText(child)->isTextFragment())
-            return toRenderTextFragment(child);
-    }
-
-    return nullptr;
-}
-
-String RenderQuote::computeText() const
-{
-    switch (m_type) {
-    case NO_OPEN_QUOTE:
-    case NO_CLOSE_QUOTE:
-        return emptyString();
-    case CLOSE_QUOTE:
-        return quotesData()->getCloseQuote(m_depth - 1).impl();
-    case OPEN_QUOTE:
-        return quotesData()->getOpenQuote(m_depth).impl();
-    }
-    ASSERT_NOT_REACHED();
-    return emptyString();
-}
-
-const QuotesData* RenderQuote::quotesData() const
-{
-    if (const QuotesData* customQuotes = style()->quotes())
-        return customQuotes;
-
-    if (const QuotesData* quotes = quotesDataForLanguage(style()->locale()))
-        return quotes;
-
-    return basicQuotesData();
-}
-
-void RenderQuote::attachQuote()
-{
-    ASSERT(view());
-    ASSERT(!m_attached);
-    ASSERT(!m_next && !m_previous);
-    ASSERT(isRooted());
-
-    if (!view()->renderQuoteHead()) {
-        view()->setRenderQuoteHead(this);
-        m_attached = true;
-        return;
-    }
-
-    for (LayoutObject* predecessor = previousInPreOrder(); predecessor; predecessor = predecessor->previousInPreOrder()) {
-        // Skip unattached predecessors to avoid having stale m_previous pointers
-        // if the previous node is never attached and is then destroyed.
-        if (!predecessor->isQuote() || !toRenderQuote(predecessor)->isAttached())
-            continue;
-        m_previous = toRenderQuote(predecessor);
-        m_next = m_previous->m_next;
-        m_previous->m_next = this;
-        if (m_next)
-            m_next->m_previous = this;
-        break;
-    }
-
-    if (!m_previous) {
-        m_next = view()->renderQuoteHead();
-        view()->setRenderQuoteHead(this);
-        if (m_next)
-            m_next->m_previous = this;
-    }
-    m_attached = true;
-
-    for (RenderQuote* quote = this; quote; quote = quote->m_next)
-        quote->updateDepth();
-
-    ASSERT(!m_next || m_next->m_attached);
-    ASSERT(!m_next || m_next->m_previous == this);
-    ASSERT(!m_previous || m_previous->m_attached);
-    ASSERT(!m_previous || m_previous->m_next == this);
-}
-
-void RenderQuote::detachQuote()
-{
-    ASSERT(!m_next || m_next->m_attached);
-    ASSERT(!m_previous || m_previous->m_attached);
-    if (!m_attached)
-        return;
-
-    // Reset our attached status at this point because it's possible for
-    // updateDepth() to call into attachQuote(). Attach quote walks the render
-    // tree looking for quotes that are attached and does work on them.
-    m_attached = false;
-
-    if (m_previous)
-        m_previous->m_next = m_next;
-    else if (view())
-        view()->setRenderQuoteHead(m_next);
-    if (m_next)
-        m_next->m_previous = m_previous;
-    if (!documentBeingDestroyed()) {
-        for (RenderQuote* quote = m_next; quote; quote = quote->m_next)
-            quote->updateDepth();
-    }
-    m_next = nullptr;
-    m_previous = nullptr;
-    m_depth = 0;
-}
-
-void RenderQuote::updateDepth()
-{
-    ASSERT(m_attached);
-    int oldDepth = m_depth;
-    m_depth = 0;
-    if (m_previous) {
-        m_depth = m_previous->m_depth;
-        switch (m_previous->m_type) {
-        case OPEN_QUOTE:
-        case NO_OPEN_QUOTE:
-            m_depth++;
-            break;
-        case CLOSE_QUOTE:
-        case NO_CLOSE_QUOTE:
-            if (m_depth)
-                m_depth--;
-            break;
-        }
-    }
-    if (oldDepth != m_depth)
-        updateText();
-}
-
-} // namespace blink