ControllerFactory.h

/*
 * Copyright (C) 2014 Google Inc.
 *
 * 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 CONTROLLERFACTORY_H
#define CONTROLLERFACTORY_H

#include <set>
#include "InputScheme.h"
#include "VirtualController.h"

class ControllerEvent;

class ControllerFactory {
public:
    virtual ~ControllerFactory() { }

    virtual VirtualController* createNewController(int deviceId) const = 0;

    virtual bool intersects(const ControllerFactory& otherFactory) const = 0;

    virtual bool handlesControllerEvent(const ControllerEvent* event) const = 0;

    template <typename Input>
    static bool isValidInputScheme(const InputScheme<Input>& scheme, std::set<Input>& validInputs) {
        for (auto& inputActionPair : scheme) {
            if (!validInputs.count(inputActionPair.first)) {
                return false;
            }
        }
        return true;
    }
};

#endif // CONTROLLERFACTORY_H