Add Pepper TrueType font API plumbing.

ppapi/proxy/truetype_font_resource.h

+// Copyright (c) 2013 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 PPAPI_PROXY_TRUETYPE_FONT_RESOURCE_H_
+#define PPAPI_PROXY_TRUETYPE_FONT_RESOURCE_H_
+
+#include <string>
+
+#include "ppapi/proxy/connection.h"
+#include "ppapi/proxy/plugin_resource.h"
+#include "ppapi/proxy/ppapi_proxy_export.h"
+#include "ppapi/shared_impl/var.h"
+#include "ppapi/thunk/ppb_truetype_font_api.h"
+
+namespace ppapi {
+
+class TrackedCallback;
+
+namespace proxy {
+
+struct SerializedTrueTypeFontDesc;
+
+class PPAPI_PROXY_EXPORT TrueTypeFontResource
+    : public PluginResource,
+      public thunk::PPB_TrueTypeFont_API {
+ public:
+  TrueTypeFontResource(Connection connection,
+                       PP_Instance instance,
+                       const PP_TrueTypeFontDesc_Dev& desc);
+  virtual ~TrueTypeFontResource();
+
+  // Resource overrides.
+  virtual thunk::PPB_TrueTypeFont_API* AsPPB_TrueTypeFont_API() OVERRIDE;
+
+  // PPB_TrueTypeFont_API implementation.
+  virtual int32_t Describe(
+      PP_TrueTypeFontDesc_Dev* desc,
+      scoped_refptr<TrackedCallback> callback) OVERRIDE;
+  virtual int32_t GetTableTags(
+      const PP_ArrayOutput& output,
+      scoped_refptr<TrackedCallback> callback) OVERRIDE;
+  virtual int32_t GetTable(
+      uint32_t table,
+      int32_t offset,
+      int32_t max_data_length,
+      const PP_ArrayOutput& output,
+      scoped_refptr<TrackedCallback> callback) OVERRIDE;
+
+ private:
+  void OnPluginMsgDescribeComplete(
+      scoped_refptr<TrackedCallback> callback,
+      PP_TrueTypeFontDesc_Dev* pp_desc,
+      const ResourceMessageReplyParams& params,
+      const ppapi::proxy::SerializedTrueTypeFontDesc& desc);
+  void OnPluginMsgGetTableTagsComplete(
+      scoped_refptr<TrackedCallback> callback,
+      PP_ArrayOutput array_output,
+      const ResourceMessageReplyParams& params,
+      const std::vector<uint32_t>& data);
+  void OnPluginMsgGetTableComplete(
+      scoped_refptr<TrackedCallback> callback,
+      PP_ArrayOutput array_output,
+      const ResourceMessageReplyParams& params,
+      const std::string& data);
+
+  DISALLOW_COPY_AND_ASSIGN(TrueTypeFontResource);
+};
+
+}  // namespace proxy
+}  // namespace ppapi
+
+#endif  // PPAPI_PROXY_TRUETYPE_FONT_RESOURCE_H_