webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

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diff --git a/Source/WebCore/css/CSSGridTemplateAreasValue.cpp b/Source/WebCore/css/CSSGridTemplateAreasValue.cpp
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+++ b/Source/WebCore/css/CSSGridTemplateAreasValue.cpp
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+/*
+ * Copyright (C) 2013 Google Inc. All rights reserved.
+ * Copyright (C) 2013, 2014 Igalia S.L.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 THE COPYRIGHT
+ * OWNER 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 "config.h"
+#include "CSSGridTemplateAreasValue.h"
+
+#include "GridArea.h"
+#include <wtf/text/StringBuilder.h>
+
+namespace WebCore {
+
+CSSGridTemplateAreasValue::CSSGridTemplateAreasValue(const NamedGridAreaMap& gridAreaMap, size_t rowCount, size_t columnCount)
+    : CSSValue(GridTemplateAreasClass)
+    , m_gridAreaMap(gridAreaMap)
+    , m_rowCount(rowCount)
+    , m_columnCount(columnCount)
+{
+    ASSERT(m_rowCount);
+    ASSERT(m_columnCount);
+}
+
+static String stringForPosition(const NamedGridAreaMap& gridAreaMap, size_t row, size_t column)
+{
+    Vector<String> candidates;
+
+    for (const auto& it : gridAreaMap) {
+        const GridArea& area = it.value;
+        if (row >= area.rows.startLine() && row < area.rows.endLine())
+            candidates.append(it.key);
+    }
+
+    for (const auto& it : gridAreaMap) {
+        const GridArea& area = it.value;
+        if (column >= area.columns.startLine() && column < area.columns.endLine() && candidates.contains(it.key))
+            return it.key;
+    }
+
+    return ".";
+}
+
+String CSSGridTemplateAreasValue::customCSSText() const
+{
+    StringBuilder builder;
+    for (size_t row = 0; row < m_rowCount; ++row) {
+        builder.append('\"');
+        for (size_t column = 0; column < m_columnCount; ++column) {
+            builder.append(stringForPosition(m_gridAreaMap, row, column));
+            if (column != m_columnCount - 1)
+                builder.append(' ');
+        }
+        builder.append('\"');
+        if (row != m_rowCount - 1)
+            builder.append(' ');
+    }
+    return builder.toString();
+}
+
+bool CSSGridTemplateAreasValue::equals(const CSSGridTemplateAreasValue& other) const
+{
+    return m_gridAreaMap == other.m_gridAreaMap && m_rowCount == other.m_rowCount && m_columnCount == other.m_columnCount;
+}
+
+} // namespace WebCore