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Unified Diff: content/child/dwrite_font_proxy/dwrite_localized_strings_win.h

Issue 1438603002: Create direct write font proxy classes and unit tests. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Merge to head Created 5 years ago
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Index: content/child/dwrite_font_proxy/dwrite_localized_strings_win.h
diff --git a/content/child/dwrite_font_proxy/dwrite_localized_strings_win.h b/content/child/dwrite_font_proxy/dwrite_localized_strings_win.h
new file mode 100644
index 0000000000000000000000000000000000000000..796f4357943249a81d7438fed5edee0ea274b3f6
--- /dev/null
+++ b/content/child/dwrite_font_proxy/dwrite_localized_strings_win.h
@@ -0,0 +1,57 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_CHILD_DWRITE_FONT_PROXY_DWRITE_LOCALIZED_STRINGS_WIN_H_
+#define CONTENT_CHILD_DWRITE_FONT_PROXY_DWRITE_LOCALIZED_STRINGS_WIN_H_
+
+#include <dwrite.h>
+#include <wrl.h>
+#include <utility>
+#include <vector>
+
+#include "base/macros.h"
+#include "base/strings/string16.h"
+
+namespace content {
+
+// Impements IDWriteLocalizedStrings, backed by a vector of string pairs.
+class DWriteLocalizedStrings
+ : public Microsoft::WRL::RuntimeClass<
+ Microsoft::WRL::RuntimeClassFlags<Microsoft::WRL::ClassicCom>,
+ IDWriteLocalizedStrings> {
+ public:
+ DWriteLocalizedStrings();
+ ~DWriteLocalizedStrings() override;
+
+ // IDWriteLocalizedStrings:
+ HRESULT STDMETHODCALLTYPE FindLocaleName(const WCHAR* locale_name,
+ UINT32* index,
+ BOOL* exists) override;
+ UINT32 STDMETHODCALLTYPE GetCount() override;
+ HRESULT STDMETHODCALLTYPE GetLocaleName(UINT32 index,
+ WCHAR* locale_name,
+ UINT32 size) override;
+ HRESULT STDMETHODCALLTYPE GetLocaleNameLength(UINT32 index,
+ UINT32* length) override;
+ HRESULT STDMETHODCALLTYPE GetString(UINT32 index,
+ WCHAR* string_buffer,
+ UINT32 size) override;
+ HRESULT STDMETHODCALLTYPE GetStringLength(UINT32 index,
+ UINT32* length) override;
+
+ HRESULT STDMETHODCALLTYPE RuntimeClassInitialize(
+ std::vector<std::pair<base::string16, base::string16>>* strings);
+
+ private:
+ // List of strings. First element of each pair is the locale, and the second
+ // element is the associated value. Use a vector because the expected number
+ // of pairs is small (typically 1-2, rarely up to a few dozen?) and we need
+ // index-based access.
+ std::vector<std::pair<base::string16, base::string16>> strings_;
+
+ DISALLOW_ASSIGN(DWriteLocalizedStrings);
+};
+
+} // namespace content
+#endif // CONTENT_CHILD_DWRITE_FONT_PROXY_DWRITE_LOCALIZED_STRINGS_WIN_H_

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