content: /*
   * Copyright (C) 2011 Google Inc.
   * 
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not
   * use this file except in compliance with the License. You may obtain a copy of
   * the License at
   * 
   * http://www.apache.org/licenses/LICENSE-2.0
   * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
   * License for the specific language governing permissions and limitations under
   * the License.
   */
  
  package com.googlecode.leptonica.android.test;
  
  import com.googlecode.leptonica.android.Pix;
  import com.googlecode.leptonica.android.ReadFile;
  import com.googlecode.leptonica.android.Rotate;
  import com.googlecode.leptonica.android.WriteFile;
  
  import android.graphics.Bitmap;
  import android.graphics.Canvas;
  import android.graphics.Color;
  import android.graphics.Paint;
  import android.graphics.Paint.Style;
  import android.test.suitebuilder.annotation.SmallTest;
  
  import junit.framework.TestCase;
  
  public class RotateTest extends TestCase {
      @SmallTest
      public void testRotate() {
          Bitmap bmp = Bitmap.createBitmap(100, 100, Bitmap.Config.ARGB_8888);
          Canvas canvas = new Canvas(bmp);
          Paint paint = new Paint();
  
          // Paint the background white
          canvas.drawColor(Color.WHITE);
  
          // Paint a black circle in the center
          paint.setColor(Color.BLACK);
          paint.setStyle(Style.FILL);
          canvas.drawCircle(50, 50, 10, paint);
  
          Pix pixs = ReadFile.readBitmap(bmp);
          Pix pixd = Rotate.rotate(pixs, 180);
          pixs.recycle();
  
          Bitmap rotated = WriteFile.writeBitmap(pixd);
          pixd.recycle();
  
          float match = TestUtils.compareBitmaps(bmp, rotated);
          bmp.recycle();
          rotated.recycle();
  
          assertTrue("Bitmaps match", (match > 0.99f));
      }
  
      @SmallTest
      public void testRotateResize() {
          Bitmap bmp = Bitmap.createBitmap(100, 10, Bitmap.Config.ARGB_8888);
          Canvas canvas = new Canvas(bmp);
          Paint paint = new Paint();
  
          // Paint the background white
          canvas.drawColor(Color.BLACK);
  
          // Paint a black circle in the center
          paint.setColor(Color.BLACK);
          paint.setStyle(Style.FILL);
          canvas.drawCircle(50, 50, 10, paint);
  
          Pix pixs = ReadFile.readBitmap(bmp);
          Pix pixd = Rotate.rotate(pixs, 180);
          pixs.recycle();
  
          assertTrue("Rotated width is 100", (pixd.getWidth() == 100));
          pixd.recycle();
      }
  }
  