Android Open Source - webots-remote-control Camera Fragment

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Back to project page webots-remote-control.
License

The source code is released under:
GNU Lesser General Public License
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Java Source Code

package org.black_mesa.webots_remote_control.activities;
//from ww  w  .  ja  v a  2 s. co  m
import org.black_mesa.webots_remote_control.R;
import org.black_mesa.webots_remote_control.database.Server;
import org.black_mesa.webots_remote_control.utils.CameraTouchHandlerV1;
import org.black_mesa.webots_remote_control.utils.CameraTouchHandlerV2;
import org.black_mesa.webots_remote_control.utils.CameraTouchHandlerV3;
import org.black_mesa.webots_remote_control.utils.CameraTouchHandlerV4;
import org.black_mesa.webots_remote_control.utils.CameraTouchHandlerV5;

import android.app.Fragment;
import android.content.res.Configuration;
import android.content.res.TypedArray;
import android.graphics.Point;
import android.os.Bundle;
import android.view.Display;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.view.ViewGroup;

public class CameraFragment extends Fragment implements OnTouchListener {
  private CameraTouchHandlerV1 mTouchHandlerV1;
  private CameraTouchHandlerV2 mTouchHandlerV2;
  private CameraTouchHandlerV3 mTouchHandlerV3;
  private CameraTouchHandlerV4 mTouchHandlerV4;
  private CameraTouchHandlerV5 mTouchHandlerV5;
  private Server mServer;
  private float mXMin;
  private float mXMax;
  private float mYMin;
  private float mYMax;

  @Override
  public void onCreate(Bundle savedInstanceState) {
    Bundle extras = getArguments();
    long id = extras.getLong("ServerId");
    for (Server s : MainActivity.CONNECTED_SERVERS) {
      if (s.getId() == id) {
        mServer = s;
        break;
      }
    }
    super.onCreate(savedInstanceState);
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    switch (MainActivity.getInteractionMode()) {
    case 1:
      return inflater.inflate(R.layout.camera_fragment, container, false);
    case 2:
      return inflater.inflate(R.layout.camera_fragment_joysticks, container, false);
    case 3:
      return inflater.inflate(R.layout.camera_fragment, container, false);
    case 4:
      return inflater.inflate(R.layout.camera_fragment, container, false);
    case 5:
      return inflater.inflate(R.layout.camera_fragment, container, false);
    default:
      throw new RuntimeException("Unknown interaction mode");
    }
  }

  @Override
  public void onActivityCreated(Bundle savedInstanceState) {
    // handle touch events
    this.getView().setOnTouchListener(this);

    // get the size of the screen
    Display display = getActivity().getWindowManager().getDefaultDisplay();
    Point size = new Point();
    display.getSize(size);

    // get the size of the action bar
    int actionBarSize;
    final TypedArray styledAttributes =
        getActivity().getBaseContext().getTheme()
            .obtainStyledAttributes(new int[] { android.R.attr.actionBarSize });
    actionBarSize = (int) styledAttributes.getDimension(0, 0);
    styledAttributes.recycle();

    // compute the size of the usable part of the screen
    if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
      mXMin = 0;
      mXMax = size.x;
      mYMin = (float) actionBarSize;
      mYMax = size.y;
    } else {
      mXMin = 0;
      mXMax = size.x;
      mYMin = (float) actionBarSize;
      mYMax = size.y;
    }

    // Initialize Client

    super.onActivityCreated(savedInstanceState);
  }

  @Override
  public void onPause() {
    super.onPause();
  }

  @Override
  public void onResume() {
    super.onResume();
    switch (MainActivity.getInteractionMode()) {
    case 1:
      mTouchHandlerV1 =
          new CameraTouchHandlerV1(mXMin, mYMin, mXMax, mYMax,
              MainActivity.CAMERAS_MANAGER.makeListenerType1(mServer, 0));
      break;
    case 2:
      mTouchHandlerV2 =
          new CameraTouchHandlerV2(mXMin, mYMin, mXMax, mYMax,
              MainActivity.CAMERAS_MANAGER.makeListenerType2(mServer, 0));
      break;
    case 3:
      mTouchHandlerV3 =
          new CameraTouchHandlerV3(mXMin, mYMin, mXMax, mYMax,
              MainActivity.CAMERAS_MANAGER.makeListenerType3(mServer, 0));
      break;
    case 4:
      mTouchHandlerV4 =
          new CameraTouchHandlerV4(mXMin, mYMin, mXMax, mYMax,
              MainActivity.CAMERAS_MANAGER.makeListenerType4(mServer, 0));
      break;
    case 5:
      mTouchHandlerV5 =
          new CameraTouchHandlerV5(mXMin, mYMin, mXMax, mYMax,
              MainActivity.CAMERAS_MANAGER.makeListenerType5(mServer, 0));
      break;
    default:
      throw new RuntimeException("Unknown interaction mode");
    }
  }

  @Override
  public boolean onTouch(View v, MotionEvent event) {
    switch (MainActivity.getInteractionMode()) {
    case 1:
      if (mTouchHandlerV1 != null) {
        mTouchHandlerV1.onTouch(event);
      }
      break;
    case 2:
      if (mTouchHandlerV2 != null) {
        mTouchHandlerV2.onTouch(event);
      }
      break;
    case 3:
      if (mTouchHandlerV3 != null) {
        mTouchHandlerV3.onTouch(event);
      }
      break;
    case 4:
      if (mTouchHandlerV4 != null) {
        mTouchHandlerV4.onTouch(event);
      }
      break;
    case 5:
      if (mTouchHandlerV5 != null) {
        mTouchHandlerV5.onTouch(event);
      }
      break;
    }
    return true;
  }

  @Override
  public void onPrepareOptionsMenu(Menu menu) {
    super.onPrepareOptionsMenu(menu);
  }

}
Java Source Code List
