| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef AAPT_FILTER_CONFIGFILTER_H |
| #define AAPT_FILTER_CONFIGFILTER_H |
| |
| #include "ConfigDescription.h" |
| |
| #include <set> |
| #include <utility> |
| |
| namespace aapt { |
| |
| /** |
| * Matches ConfigDescriptions based on some pattern. |
| */ |
| class IConfigFilter { |
| public: |
| virtual ~IConfigFilter() = default; |
| |
| /** |
| * Returns true if the filter matches the configuration, false otherwise. |
| */ |
| virtual bool match(const ConfigDescription& config) const = 0; |
| }; |
| |
| /** |
| * Implements config axis matching. An axis is one component of a configuration, like screen |
| * density or locale. If an axis is specified in the filter, and the axis is specified in |
| * the configuration to match, they must be compatible. Otherwise the configuration to match is |
| * accepted. |
| * |
| * Used when handling "-c" options. |
| */ |
| class AxisConfigFilter : public IConfigFilter { |
| public: |
| void addConfig(ConfigDescription config); |
| |
| bool match(const ConfigDescription& config) const override; |
| |
| private: |
| std::set<std::pair<ConfigDescription, uint32_t>> mConfigs; |
| uint32_t mConfigMask = 0; |
| }; |
| |
| } // namespace aapt |
| |
| #endif /* AAPT_FILTER_CONFIGFILTER_H */ |