Android Open Source - QuMixDroid Mixer Fragment

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License

The source code is released under:

GNU General Public License

Java Source Code

/*******************************************************************************
 * Copyright (c) 2013 George Wieggers./* www .  ja  v a2s  .com*/
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/gpl.html
 * 
 * Contributors:
 *     George Wieggers - initial API and implementation
 ******************************************************************************/

package org.wieggers.qu_apps.qumixdroid;

import org.wieggers.qu_apps.controls.bound.BoundMixFader;
import org.wieggers.qu_apps.qu16.Qu16_MixValue.IMixValueListener;
import org.wieggers.qu_apps.qu16.Qu16_Mixer;
import org.wieggers.qu_apps.qu16.Qu16_UI;
import org.wieggers.qu_apps.qu16.midi.Qu16_Id_Parameters;
import org.wieggers.qu_apps.qu16.midi.Qu16_Input_Channels;
import org.wieggers.qu_apps.qu16.midi.Qu16_VX_Buses;

import android.app.Fragment;
import android.content.res.Resources;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.ArrayAdapter;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.Spinner;
import android.widget.ToggleButton;

public class MixerFragment extends Fragment implements OnCheckedChangeListener, OnItemSelectedListener {

  private int mCurrentLayer;
  private Qu16_Mixer mMixer;

  public MixerFragment() {
    // TODO Auto-generated constructor stub
  }

  public void SetMixer(Qu16_Mixer mixer) {
    mMixer = mixer;
  }
  
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container,
      Bundle savedInstanceState) {
    
    View mixView = inflater.inflate(R.layout.fragment_main, container, false);
    
    Spinner spMix = (Spinner) mixView.findViewById(R.id.spMix);
    ToggleButton tbLayer1 = (ToggleButton) mixView.findViewById(R.id.tbLayer1);
    ToggleButton tbLayer2 = (ToggleButton) mixView.findViewById(R.id.tbLayer2);

    ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
        getActivity(), R.array.mixes, android.R.layout.simple_spinner_item);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    spMix.setAdapter(adapter);
    spMix.setOnItemSelectedListener(this);

    tbLayer1.setChecked(true);
    mCurrentLayer = 1;

    tbLayer1.setOnCheckedChangeListener(this);
    tbLayer2.setOnCheckedChangeListener(this);
    
    bindUserInterface(mixView);
    
    return mixView;
  }
  

  @Override
  public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
    ToggleButton tbLayer1 = (ToggleButton) getView().findViewById(R.id.tbLayer1);
    ToggleButton tbLayer2 = (ToggleButton) getView().findViewById(R.id.tbLayer2);

    ToggleButton otherButton = buttonView.getId() == R.id.tbLayer1 ? tbLayer2
        : tbLayer1;
    otherButton.setChecked(!isChecked);

    if (isChecked) {
      mCurrentLayer = (buttonView.getId() == R.id.tbLayer1) ? 1 : 2;
    } else {
      mCurrentLayer = (buttonView.getId() == R.id.tbLayer1) ? 2 : 1;
    }

    bindUserInterface(getView());
  }

  @Override
  public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,
      long arg3) {
    bindUserInterface(getView());
  }

  @Override
  public void onNothingSelected(AdapterView<?> arg0) {
  }

  private void bindUserInterface(View parent) {
    Spinner spMix = (Spinner) parent.findViewById(R.id.spMix);
    int currentMixNumber = spMix.getSelectedItemPosition();

    Qu16_VX_Buses currentBus = Qu16_UI.Mixer_Bus_Layout
        .get(currentMixNumber);
    Qu16_Id_Parameters assignCommand = Qu16_VX_Buses
        .Assign_Command(currentBus);

    Resources res = getResources();
    String packageName = getActivity().getPackageName();

    for (int i = 1; i <= 17; ++i) {
      Qu16_Input_Channels channel = Qu16_UI.Mixer_Channel_Layout.get(
          mCurrentLayer).get(i);
      if (i == 17) { // master channel?
        channel = Qu16_VX_Buses.MasterChannel(currentBus);
      }

      Qu16_VX_Buses outputBus = Qu16_VX_Buses.OutputBusForChannel(
          channel, currentBus);
      Qu16_Id_Parameters outputCommand = Qu16_VX_Buses
          .Output_Command(outputBus);

      IMixValueListener muteControl = (IMixValueListener) parent.findViewById(res
          .getIdentifier("mute" + i, "id", packageName));
      mMixer.connect(muteControl, channel);

      IMixValueListener assignControl = (IMixValueListener) parent.findViewById(res
          .getIdentifier("assign" + i, "id", packageName));
      if (assignControl != null) {
        mMixer.connect(assignControl, channel, assignCommand, outputBus);
      }

      IMixValueListener preControl = (IMixValueListener) parent.findViewById(res
          .getIdentifier("pre" + i, "id", packageName));
      if (preControl != null) {
        mMixer.connect(preControl, channel,
            Qu16_Id_Parameters.Chn_Pre_Post_Sw, outputBus);
      }

      IMixValueListener panControl = (IMixValueListener) parent.findViewById(res
          .getIdentifier("pan" + i, "id", packageName));
      if (panControl != null) {
        mMixer.connect(panControl, channel, Qu16_Id_Parameters.Chn_Pan,
            outputBus);
      }

      BoundMixFader faderControl = (BoundMixFader) parent.findViewById(res
          .getIdentifier("fader" + i, "id", packageName));
      if (faderControl != null) {
        faderControl
            .setChannelName(getString(Qu16_UI.Channel_String_Ids
                .get(channel.getValue())));
        mMixer.connect(faderControl, channel, outputCommand, outputBus);
      }

      IMixValueListener paflControl = (IMixValueListener) parent.findViewById(res
          .getIdentifier("pafl" + i, "id", packageName));
      if (paflControl != null) {
        mMixer.connect(paflControl, channel,
            Qu16_Id_Parameters.Chn_PAFL_Sw, Qu16_VX_Buses.LR);
      }
    }
  }
}

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