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Unified Diff: third_party/WebKit/Source/platform/fonts/FontDataForRangeSet.h

Issue 1806653002: Shape unicode-range: font faces in only one iteration (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Update UnicodeRangeSetTests to RefPtrtr, rm copy constructor and test Created 4 years, 9 months ago
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Index: third_party/WebKit/Source/platform/fonts/FontDataForRangeSet.h
diff --git a/third_party/WebKit/Source/platform/fonts/FontDataForRangeSet.h b/third_party/WebKit/Source/platform/fonts/FontDataForRangeSet.h
new file mode 100644
index 0000000000000000000000000000000000000000..420910426c32a3c9d74cb46c987121c8662f9af6
--- /dev/null
+++ b/third_party/WebKit/Source/platform/fonts/FontDataForRangeSet.h
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2008, 2009 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.
+ */
+
+#ifndef FontDataForRangeSet_h
+#define FontDataForRangeSet_h
+
+#include "platform/fonts/FontData.h"
+#include "platform/fonts/SimpleFontData.h"
+#include "platform/fonts/UnicodeRangeSet.h"
+#include "wtf/Allocator.h"
+#include "wtf/text/CharacterNames.h"
+
+namespace blink {
+
+class SimpleFontData;
+
+class FontDataForRangeSet final {
+ DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
+ explicit FontDataForRangeSet(PassRefPtr<SimpleFontData> fontData)
+ : m_fontData(fontData)
+ {
+ }
+
+ FontDataForRangeSet()
+ : m_fontData(nullptr)
+ {
+ }
+
+ explicit FontDataForRangeSet(PassRefPtr<SimpleFontData> fontData, PassRefPtr<UnicodeRangeSet> rangeSet)
+ : m_fontData(fontData)
+ , m_rangeSet(rangeSet)
+ {
+ }
+
+ // Shorthand for GlyphPageTreeNode tests.
+ explicit FontDataForRangeSet(PassRefPtr<SimpleFontData> fontData, UChar32 from, UChar32 to)
+ : m_fontData(fontData)
+ {
+ UnicodeRange range(from, to);
+ Vector<UnicodeRange> rangeVector;
+ rangeVector.append(range);
+ m_rangeSet = adoptRef(new UnicodeRangeSet(rangeVector));
+ }
+
+
+ bool contains(UChar32 testChar) const { return m_rangeSet->contains(testChar); }
+ bool isEntireRange() const { return m_rangeSet->isEntireRange(); }
+ PassRefPtr<UnicodeRangeSet> ranges() const { return m_rangeSet; }
+ bool hasFontData() const { return fontData(); }
+ PassRefPtr<SimpleFontData> fontData() const { return m_fontData; }
+
+private:
+ RefPtr<SimpleFontData> m_fontData;
+ RefPtr<UnicodeRangeSet> m_rangeSet;
+};
+
+} // namespace blink
+
+#endif
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