1 /*
2  * Copyright 2014 Google Inc. All rights reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "scaler.h"
18 #include "multiplier.h"
19 
20 using fruit::Component;
21 using fruit::Injector;
22 using fruit::createComponent;
23 
24 class ScalerImpl : public Scaler {
25 private:
26   Multiplier* multiplier;
27   double factor;
28 
29 public:
INJECT(ScalerImpl (ASSISTED (double)factor,Multiplier * multiplier))30   INJECT(ScalerImpl(ASSISTED(double) factor, Multiplier* multiplier)) : multiplier(multiplier), factor(factor) {}
31 
scale(double x)32   double scale(double x) override {
33     return multiplier->multiply(x, factor);
34   }
35 };
36 
getScalerComponent()37 Component<ScalerFactory> getScalerComponent() {
38   return createComponent().bind<Scaler, ScalerImpl>().install(getMultiplierComponent);
39 }
40