Distorted Android

///////////////////////////////////////////////////////////////////////////////////////////////////

// Copyright 2016 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Distorted.                                                               //

//                                                                                               //

// Distorted is free software: you can redistribute it and/or modify                             //

// it under the terms of the GNU General Public License as published by                          //

// the Free Software Foundation, either version 2 of the License, or                             //

// (at your option) any later version.                                                           //

//                                                                                               //

// Distorted is distributed in the hope that it will be useful,                                  //

// but WITHOUT ANY WARRANTY; without even the implied warranty of                                //

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                                 //

// GNU General Public License for more details.                                                  //

//                                                                                               //

// You should have received a copy of the GNU General Public License                             //

// along with Distorted.  If not, see <http://www.gnu.org/licenses/>.                            //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.examples.save;

import org.distorted.library.Distorted;

import org.distorted.examples.R;

import android.Manifest;

import android.app.Activity;

import android.content.pm.PackageManager;

import android.opengl.GLSurfaceView;

import android.os.Bundle;

import android.support.v4.app.ActivityCompat;

import android.view.View;

import android.widget.SeekBar;

///////////////////////////////////////////////////////////////////////////////////////////////////

public class SaveActivity extends Activity implements SeekBar.OnSeekBarChangeListener

  {

  private static final int REQUEST_EXTERNAL_STORAGE = 1;

  private static String[] PERMISSIONS_STORAGE =

     {

     Manifest.permission.READ_EXTERNAL_STORAGE,

     Manifest.permission.WRITE_EXTERNAL_STORAGE

     };

///////////////////////////////////////////////////////////////////////////////////////////////////

// Checks if the app has permission to write to device storage.

// If not, the user will be prompted to grant ut.

  private void verifyStoragePermissions()

    {

    int permission = ActivityCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE);

    if (permission != PackageManager.PERMISSION_GRANTED)

      {

      ActivityCompat.requestPermissions( this, PERMISSIONS_STORAGE, REQUEST_EXTERNAL_STORAGE );

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  @Override

  protected void onCreate(Bundle icicle) 

    {

    super.onCreate(icicle);

    setContentView(R.layout.savelayout);

    SeekBar barSize  = (SeekBar)findViewById(R.id.saveSeekBarSize);

    barSize.setOnSeekBarChangeListener(this);

    barSize.setProgress(50);

    SeekBar barScale = (SeekBar)findViewById(R.id.saveSeekBarScale);

    barScale.setOnSeekBarChangeListener(this);

    barScale.setProgress(100);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  @Override

  protected void onPause() 

    {

    GLSurfaceView view = (GLSurfaceView) this.findViewById(R.id.saveSurfaceView);

    view.onPause();

    super.onPause();

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  @Override

  protected void onResume() 

    {

    super.onResume();

    GLSurfaceView view = (GLSurfaceView) this.findViewById(R.id.saveSurfaceView);

    view.onResume();

    SaveWorkerThread.create(this);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  @Override

  protected void onDestroy() 

    {

    Distorted.onDestroy();  

    super.onDestroy();

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void Save(View v)

    {

    verifyStoragePermissions();

    SaveSurfaceView view = (SaveSurfaceView) this.findViewById(R.id.saveSurfaceView);

    view.getRenderer().Save();

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void onProgressChanged(SeekBar bar, int progress, boolean fromUser)

    {

    SaveSurfaceView view = (SaveSurfaceView) this.findViewById(R.id.saveSurfaceView);

    switch (bar.getId())

      {

      case R.id.saveSeekBarSize : view.getRenderer().setSize(progress>50 ? ((progress-50)/16.0f + 1.0f):(0.015f*progress + 0.25f));

                                  break;

      case R.id.saveSeekBarScale: view.getRenderer().setScale(0.009f*progress+0.1f);

                                  break;

      }

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void onStartTrackingTouch(SeekBar bar) { }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public void onStopTrackingTouch(SeekBar bar)  { }

  }