Android Open Source - zomblind orientacion

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License

The source code is released under:

Apache License

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Java Source Code

/*******************************************************************************
 * Copyright 2013 Antonio Fern?ndez Ares (antares.es@gmail.com)
 * //from w  w w  .j a v  a 2  s. co  m
 * 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.
 ******************************************************************************/
package antares.zomblind.in;

import android.content.Context;
import android.hardware.SensorEvent;
import antares.zomblind.ZomblindActivity;

public class Orientacion {

  public Float azimut = 0f;
  public Float original_azimut =0f;
  Boolean calibrado = false;
  
  //Zona 0 - izquierda ,1 - centro ,2 - derecha
  
  int _zona_mirando=-1;
  
  ZomblindActivity _z;
  
  public Orientacion(Context ctx){
    _z = (ZomblindActivity) ctx;
  }
  
  public Orientacion(){
    
  }
  
  public Boolean isCalibrate(){
    return calibrado;
  }
  
  public void calibrate(SensorEvent event){
    synchronized (this) {
      original_azimut = event.values[0];
      
      calibrado = true;
    }
  }
    
  public void calibrate(){
      synchronized (this) {
        original_azimut = azimut;
        calibrado = true;
      }
      
    // orientation contains: azimut, pitch and roll}
  }
  
  public void update(SensorEvent event){
    synchronized (this) {
      azimut = event.values[0];
    }
    
    float aux = (azimut - original_azimut + 180) % 360;
    
     
     int distancia_umbral = 30;
     
     if(aux < 180-distancia_umbral){
      _zona_mirando =0;
     }else if (aux < 180+distancia_umbral ){
       _zona_mirando = 1;
     }else{
       _zona_mirando = 2;
     }
    
  }
  
  public String toString(){
    return azimut.toString() + " Original(" + original_azimut.toString() + ")";
    
  }
  
  public String mirando(){   
    //return Float.toString((aux < 0 ? aux + 360 : aux) % 360);
   float aux = (azimut - original_azimut + 180) % 360;
   //return Float.toString(aux);
   
   int distancia_umbral = 30;
   
   if(aux < 180-distancia_umbral){
     return "izquierda";
   }else if (aux < 180+distancia_umbral ){
     return "centro";
   }else{
     return "derecha";
   }
   
//    float aux_r = aux < 0 ? aux + 360 : aux;
//    if ((aux_r) < 180 - 30) {
//      return "izquierda";
//    } else if ((aux_r) > 180 + 30) {
//      return "derecha";
//    } else {
//      return "centro";
//    }
  }
  
}

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