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// 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.
#include "ppapi/proxy/truetype_font_resource.h"
#include "base/bind.h"
#include "ipc/ipc_message.h"
#include "ppapi/c/pp_errors.h"
#include "ppapi/proxy/ppapi_messages.h"
#include "ppapi/shared_impl/array_writer.h"
#include "ppapi/shared_impl/ppapi_globals.h"
#include "ppapi/shared_impl/resource_tracker.h"
#include "ppapi/shared_impl/var.h"
#include "ppapi/thunk/enter.h"
using ppapi::thunk::EnterResourceNoLock;
using ppapi::thunk::PPB_TrueTypeFont_API;
namespace {
} // namespace
namespace ppapi {
namespace proxy {
TrueTypeFontResource::TrueTypeFontResource(
Connection connection,
PP_Instance instance,
const PP_TrueTypeFontDesc_Dev& desc)
: PluginResource(connection, instance) {
SerializedTrueTypeFontDesc serialized_desc;
serialized_desc.SetFromPPTrueTypeFontDesc(desc);
SendCreate(RENDERER, PpapiHostMsg_TrueTypeFont_Create(serialized_desc));
}
TrueTypeFontResource::~TrueTypeFontResource() {
}
PPB_TrueTypeFont_API* TrueTypeFontResource::AsPPB_TrueTypeFont_API() {
return this;
}
int32_t TrueTypeFontResource::Describe(
PP_TrueTypeFontDesc_Dev* desc,
scoped_refptr<TrackedCallback> callback) {
Call<PpapiPluginMsg_TrueTypeFont_DescribeReply>(RENDERER,
PpapiHostMsg_TrueTypeFont_Describe(),
base::Bind(&TrueTypeFontResource::OnPluginMsgDescribeComplete, this,
callback, desc));
return PP_OK_COMPLETIONPENDING;
}
int32_t TrueTypeFontResource::GetTableTags(
const PP_ArrayOutput& output,
scoped_refptr<TrackedCallback> callback) {
Call<PpapiPluginMsg_TrueTypeFont_GetTableTagsReply>(RENDERER,
PpapiHostMsg_TrueTypeFont_GetTableTags(),
base::Bind(&TrueTypeFontResource::OnPluginMsgGetTableTagsComplete, this,
callback, output));
return PP_OK_COMPLETIONPENDING;
}
int32_t TrueTypeFontResource::GetTable(
uint32_t table,
int32_t offset,
int32_t max_data_length,
const PP_ArrayOutput& output,
scoped_refptr<TrackedCallback> callback) {
Call<PpapiPluginMsg_TrueTypeFont_GetTableReply>(RENDERER,
PpapiHostMsg_TrueTypeFont_GetTable(table, offset, max_data_length),
base::Bind(&TrueTypeFontResource::OnPluginMsgGetTableComplete, this,
callback, output));
return PP_OK_COMPLETIONPENDING;
}
void TrueTypeFontResource::OnPluginMsgDescribeComplete(
scoped_refptr<TrackedCallback> callback,
PP_TrueTypeFontDesc_Dev* pp_desc,
const ResourceMessageReplyParams& params,
const ppapi::proxy::SerializedTrueTypeFontDesc& desc) {
int32_t result = params.result();
if (result == PP_OK)
desc.CopyToPPTrueTypeFontDesc(pp_desc);
callback->Run(result);
}
void TrueTypeFontResource::OnPluginMsgGetTableTagsComplete(
scoped_refptr<TrackedCallback> callback,
PP_ArrayOutput array_output,
const ResourceMessageReplyParams& params,
const std::vector<uint32_t>& tag_array) {
// The result code should contain the data size if it's positive.
int32_t result = params.result();
DCHECK((result < 0 && tag_array.size() == 0) ||
result == static_cast<int32_t>(tag_array.size()));
ArrayWriter output;
output.set_pp_array_output(array_output);
if (output.is_valid())
output.StoreArray(&tag_array[0], std::max(0, result));
else
result = PP_ERROR_FAILED;
callback->Run(result);
}
void TrueTypeFontResource::OnPluginMsgGetTableComplete(
scoped_refptr<TrackedCallback> callback,
PP_ArrayOutput array_output,
const ResourceMessageReplyParams& params,
const std::string& data) {
// The result code should contain the data size if it's positive.
int32_t result = params.result();
DCHECK((result < 0 && data.size() == 0) ||
result == static_cast<int32_t>(data.size()));
ArrayWriter output;
output.set_pp_array_output(array_output);
if (output.is_valid())
output.StoreArray(data.data(), std::max(0, result));
else
result = PP_ERROR_FAILED;
callback->Run(result);
}
} // namespace proxy
} // namespace ppapi
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