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// 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 SKIA_EXT_SK_TRACE_MEMORY_DUMP_CHROME_H_
#define SKIA_EXT_SK_TRACE_MEMORY_DUMP_CHROME_H_
#include <string>
#include "base/basictypes.h"
#include "base/macros.h"
#include "base/trace_event/memory_dump_request_args.h"
#include "third_party/skia/include/core/SkTraceMemoryDump.h"
namespace base {
namespace trace_event {
class MemoryAllocatorDump;
class ProcessMemoryDump;
}
}
namespace skia {
class SK_API SkTraceMemoryDump_Chrome : public SkTraceMemoryDump {
public:
// This should never outlive the OnMemoryDump call since the
// ProcessMemoryDump is valid only in that timeframe. Optional
// |dump_name_prefix| argument specifies the prefix appended to the dump
// name skia provides. By default it is taken as empty string.
SkTraceMemoryDump_Chrome(
base::trace_event::MemoryDumpLevelOfDetail level_of_detail,
base::trace_event::ProcessMemoryDump* process_memory_dump);
SkTraceMemoryDump_Chrome(
const std::string& dump_name_prefix,
base::trace_event::MemoryDumpLevelOfDetail level_of_detail,
base::trace_event::ProcessMemoryDump* process_memory_dump);
~SkTraceMemoryDump_Chrome() override;
// SkTraceMemoryDump implementation:
void dumpNumericValue(const char* dumpName,
const char* valueName,
const char* units,
uint64_t value) override;
void setMemoryBacking(const char* dumpName,
const char* backingType,
const char* backingObjectId) override;
void setDiscardableMemoryBacking(
const char* dumpName,
const SkDiscardableMemory& discardableMemoryObject) override;
LevelOfDetail getRequestedDetails() const override;
protected:
base::trace_event::ProcessMemoryDump* process_memory_dump() {
return process_memory_dump_;
}
private:
// Helper to create allocator dumps.
base::trace_event::MemoryAllocatorDump* GetOrCreateAllocatorDump(
const char* dumpName);
std::string dump_name_prefix_;
base::trace_event::ProcessMemoryDump* process_memory_dump_;
// Stores the level of detail for the current dump.
LevelOfDetail request_level_;
DISALLOW_COPY_AND_ASSIGN(SkTraceMemoryDump_Chrome);
};
} // namespace skia
#endif // SKIA_EXT_SK_TRACE_MEMORY_DUMP_CHROME_H_
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