app/src/main/java/net/osdn/gokigen/gr2control/camera/ricohgr2/operation/RicohGr2CameraFocusControl.java

   1 package net.osdn.gokigen.gr2control.camera.ricohgr2.operation;
   2
   3 import android.graphics.PointF;
   4 import android.support.annotation.NonNull;
   5 import android.util.Log;
   6 import android.view.MotionEvent;
   7
   8 import net.osdn.gokigen.gr2control.camera.IFocusingControl;
   9 import net.osdn.gokigen.gr2control.camera.ricohgr2.operation.takepicture.RicohGr2AutoFocusControl;
  10 import net.osdn.gokigen.gr2control.liveview.IAutoFocusFrameDisplay;
  11 import net.osdn.gokigen.gr2control.liveview.IIndicatorControl;
  12
  13 /**
  14  *
  15  *
  16  */
  17 public class RicohGr2CameraFocusControl implements IFocusingControl
  18 {
  19     private final String TAG = toString();
  20     private final RicohGr2AutoFocusControl afControl;
  21     private final IAutoFocusFrameDisplay frameDisplay;
  22
  23     /**
  24      *
  25      *
  26      */
  27     public RicohGr2CameraFocusControl(@NonNull final IAutoFocusFrameDisplay frameDisplayer, @NonNull final IIndicatorControl indicator)
  28     {
  29         this.frameDisplay = frameDisplayer;
  30         this.afControl = new RicohGr2AutoFocusControl(frameDisplayer, indicator);
  31     }
  32
  33     /**
  34      *
  35      *
  36      */
  37     @Override
  38     public boolean driveAutoFocus(MotionEvent motionEvent)
  39     {
  40         Log.v(TAG, "driveAutoFocus()");
  41         if (motionEvent.getAction() != MotionEvent.ACTION_DOWN)
  42         {
  43             return (false);
  44         }
  45         try
  46         {
  47             PointF point = frameDisplay.getPointWithEvent(motionEvent);
  48             if (frameDisplay.isContainsPoint(point))
  49             {
  50                 afControl.lockAutoFocus(point);
  51             }
  52         }
  53         catch (Exception e)
  54         {
  55             e.printStackTrace();
  56         }
  57         return (false);
  58     }
  59
  60     /**
  61      *
  62      *
  63      */
  64     @Override
  65     public void unlockAutoFocus()
  66     {
  67         afControl.unlockAutoFocus();
  68     }
  69 }