| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| |
| #ifndef SkRefDict_DEFINED |
| #define SkRefDict_DEFINED |
| |
| #include "SkRefCnt.h" |
| |
| /** |
| * A dictionary of string,refcnt pairs. The dictionary is also an owner of the |
| * refcnt objects while they are contained. |
| */ |
| class SK_API SkRefDict : SkNoncopyable { |
| public: |
| SkRefDict(); |
| ~SkRefDict(); |
| |
| /** |
| * Return the data associated with name[], or nullptr if no matching entry |
| * is found. The reference-count of the entry is not affected. |
| */ |
| SkRefCnt* find(const char name[]) const; |
| |
| /** |
| * If data is nullptr, remove (if present) the entry matching name and call |
| * prev_data->unref() on the data for the matching entry. |
| * If data is not-nullptr, replace the existing entry matching name and |
| * call (prev_data->unref()), or add a new one. In either case, |
| * data->ref() is called. |
| */ |
| void set(const char name[], SkRefCnt* data); |
| |
| /** |
| * Remove the matching entry (if found) and unref its data. |
| */ |
| void remove(const char name[]) { this->set(name, nullptr); } |
| |
| /** |
| * Remove all entries, and unref() their associated data. |
| */ |
| void removeAll(); |
| |
| private: |
| struct Impl; |
| Impl* fImpl; |
| }; |
| |
| #endif |