Android Open Source - NotATop First Time Surface View

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Back to project page NotATop.

License

The source code is released under:

GNU General Public License

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Java Source Code

package com.gg.view;
/*w w w.ja v a  2s .  com*/
import com.gg.util.Constant;

import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.widget.Toast;

public class FirstTimeSurfaceView extends SurfaceView 
implements SurfaceHolder.Callback  //????????????????
{
  MainActivity mainActivity;
  Paint paint;//????
  Bitmap background;//???logo??????
  
  private Toast helpToast;

  
  public FirstTimeSurfaceView(MainActivity mainActivity) {
    super(mainActivity);
    this.mainActivity = mainActivity;
    this.getHolder().addCallback(this);//???????????????????????
    paint = new Paint();//????????
    paint.setAntiAlias(true);//??????
    
    //??????
    background=BitmapFactory.decodeResource(mainActivity.getResources(), R.drawable.first_time_bg); 
    
    helpToast = Toast.makeText(mainActivity, "???????????", Toast.LENGTH_SHORT);

  }
  public void onDraw(Canvas canvas){  
    
    //???????????????
    paint.setColor(Color.WHITE);//?????????
    paint.setAlpha(255);
    canvas.drawRect(0, 0, Constant.SCREEN_WIDTH, Constant.SCREEN_WIDTH, paint);

    canvas.drawBitmap(background, new Rect(0, 0,
        (int) background.getWidth(), (int) background
            .getHeight()), new Rect(0, 0,
        (int) Constant.SCREEN_WIDTH, (int) Constant.SCREEN_HEIGHT), paint);


  }

  public void surfaceChanged(SurfaceHolder arg0, int arg1, int arg2, int arg3) {
    
  }
  public void surfaceCreated(SurfaceHolder holder) {//???????????    

    SurfaceHolder myholder=FirstTimeSurfaceView.this.getHolder();
    Canvas canvas = myholder.lockCanvas();//???????
    try{
      synchronized(myholder){
        onDraw(canvas);//????
      }
    }
    catch(Exception e){
      e.printStackTrace();
    }
    finally{
      if(canvas != null){
        myholder.unlockCanvasAndPost(canvas);
      }
    }            
        
  }

  public void surfaceDestroyed(SurfaceHolder arg0) {//???????????

  }
  @Override
  public boolean onTouchEvent(MotionEvent event) {
    // TODO Auto-generated method stub
    
    double x = Constant.convertX(event.getX());
    double y = Constant.convertY(event.getY());
    

    SharedPreferences settings = mainActivity.getSettings();
    //voiceControlFlag = settings.getBoolean("voiceControlFlag", true);
      SharedPreferences.Editor editor = settings.edit();
//      editor.putBoolean("voiceControlFlag", false);
//      editor.commit();
    
    if(x>-1 && x<-0.2 && y>-0.8 && y<-0.2){
        editor.putBoolean("voiceControlFlag", true);
        editor.commit();
        mainActivity.getVoiceControl().setFlag(true);

        helpToast.show();
      mainActivity.getHandler().sendEmptyMessage(SurfaceViewFactory.HELP);
    }else if(x>0.2 && x<1 && y>-0.8 && y<-0.2){
        editor.putBoolean("voiceControlFlag", false);
        editor.commit();

        helpToast.show();
      mainActivity.getHandler().sendEmptyMessage(SurfaceViewFactory.HELP);
    }
    
    
    //return super.onTouchEvent(event);
    return false;
  }
  
  
}

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