title: In ondraw I am getting out of memory exception in android
body: <p>hi am doing one applicattion here i need  to implement drawing function.so i taken myview as custom class and inside on draw i did more allocations.so i am getting memory exception.so where i need to allocation can u any one having idea about this please sugeest me..</p>
  
  <p><strong>MyView .class</strong></p>
  
  <pre><code>    public class MyView extends View
      {
  
              private Canvas  mCanvas;
              private Path    mPath;
              private Paint   mBitmapPaint;
  
          public MyView(Context context) {
              super(context);
              // TODO Auto-generated constructor stub
               mPath = new Path();
                  mBitmapPaint = new Paint(Paint.DITHER_FLAG);
          }
           @Override
              protected void onSizeChanged(int w, int h, int oldw, int oldh)     {
                  super.onSizeChanged(w, h, oldw, oldh);
                  if (mBitmap != null) {
                      mBitmap.recycle();
                      mBitmap=null;
                   }
  
                  mBitmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
                  mCanvas = new Canvas(mBitmap);
                  mCanvas.setBitmap(mBitmap);
  
  
              }
  
  
            @Override
              protected void onDraw(Canvas canvas) {
  
                if(action)
                {
                    invalidate();
                }
  
                Paint painto = new Paint();
                 painto.setAntiAlias(true);
                painto.setColor(getResources().getColor(R.color.magnata));
  
  
                 painto.setStrokeWidth(3);
                 painto.setStyle(Paint.Style.FILL);
  
  
                int leftx1=(int)(15*(screenWidth/1024));
                   int leftx2=(int)(1010*(screenWidth/1024));
                      int topy1=(int)(60*(screenHeight/600));
                      int topy2=(int)(530*(screenHeight/600));
  
                         canvas.drawLine(leftx1, topy1, leftx2, topy1, painto);   
                         canvas.drawLine(leftx1, topy1, leftx1, topy2, painto);
                         canvas.drawLine(15, topy2, leftx2, topy2, painto);
                         canvas.drawLine(leftx2, topy1, leftx2, topy2, painto);
  
  
  
              bitmapOrg = BitmapFactory.decodeResource(getResources(),
                          R.drawable.circles1_4);
              int leftorg=(int)(150*(screenWidth/1024));
              int toporg=(int)(110*(screenHeight/600));
                canvas.drawBitmap(bitmapOrg, leftorg, toporg, painto);
  
                bitmapOrg1 = BitmapFactory.decodeResource(getResources(),
                          R.drawable.circles1_5);
                int leftorg1=(int)(430*(screenWidth/1024));
                  int toporg1=(int)(130*(screenHeight/600));
                 canvas.drawBitmap(bitmapOrg1, leftorg1,toporg1, painto);
  
         bitmapOrg2 = BitmapFactory.decodeResource(getResources(),
                          R.drawable.circles1_6);
         int leftorg2=(int)(650*(screenWidth/1024));
                 canvas.drawBitmap(bitmapOrg2, leftorg2,toporg, painto);
  
           bitmapOrg3 = BitmapFactory.decodeResource(getResources(),
                          R.drawable.circles1_1);
           int leftorg3=(int)(170*(screenWidth/1024));
           int toporg3=(int)(350*(screenHeight/600));
                 canvas.drawBitmap(bitmapOrg3, leftorg3,toporg3, painto);
  
                bitmapOrg4 = BitmapFactory.decodeResource(getResources(),
                          R.drawable.circles1_3);
                int leftorg4=(int)(680*(screenWidth/1024));
                 canvas.drawBitmap(bitmapOrg4, leftorg4,toporg3, painto);
  
              bitmapOrg5 = BitmapFactory.decodeResource(getResources(),
                          R.drawable.circles1_2);
              int leftorg5=(int)(400*(screenWidth/1024));
               int toporg5=(int)(300*(screenHeight/600));
                 canvas.drawBitmap(bitmapOrg5, leftorg5,toporg5, painto);
  
  
                 Paint paint1 = new Paint();
                  paint1.setAntiAlias(true);
                  paint1.setColor(Color.BLACK);
                  paint1.setStrokeWidth(3);
                  paint1.setStyle(Paint.Style.FILL);
                  paint1.setTextSize(13);
                  canvas.drawText("Get  ready  to  write  place  your  pen  on  the  dot  and  follow  direction ", 120, 20, paint1);
                  canvas.drawText("indicated  by  the  arrow . ", 120, 38, paint1);
  
  
                  Paint p = new Paint();
                  p.setAntiAlias(true);
                  p.setTextSize(120);
                  p.setColor(Color.LTGRAY);
                               Typeface font = Typeface.createFromAsset(getAssets(), "font/KINDTRG.TTF"); 
  
  
  
  
                 canvas.drawBitmap(mBitmap, 0, 0, mBitmapPaint);
  
                  canvas.drawPath(mPath, mPaint); 
  
  
       }  
       private float mX, mY;
     private  final float TOUCH_TOLERANCE = 2;
  
       private void touch_start(float x, float y) {
         mPath.reset();
      mPath.moveTo(x, y);
    mX = x;
    mY = y;
   }
    private void touch_move(float x, float y) {
      float dx = Math.abs(x - mX);
        float dy = Math.abs(y - mY);
        if (dx &gt;= TOUCH_TOLERANCE || dy &gt;= TOUCH_TOLERANCE) {
    mPath.quadTo(mX, mY, (x + mX)/2, (y + mY)/2);
    mX = x;
    mY = y;
      }
     }
      private void touch_up() {
        mPath.lineTo(mX, mY);
  
       mCanvas.drawPath(mPath, mPaint);
  
      mPath.reset();
      }
  
           @Override
          public boolean onTouchEvent(MotionEvent event) {
             float x = event.getX();
             float y = event.getY();
  
         switch (event.getAction()) {
    case MotionEvent.ACTION_DOWN:
        touch_start(x, y);
        invalidate();
        break;
    case MotionEvent.ACTION_MOVE:
        touch_move(x, y);
        invalidate();
        break;
    case MotionEvent.ACTION_UP:
        touch_up();
        invalidate();
        break;
       }
         return true;
     }
        }
  </code></pre>