/** Draws (and starts) the FFT visualizer */
public void drawVisualization(View v, String start) {
getNewDimensions(v);
bitmap = Bitmap.createBitmap((int) imageWidth, (int) imageHeight, Bitmap.Config.ARGB_8888);
canvas = new Canvas(bitmap);
paint = new Paint();
paint.setStyle(Paint.Style.STROKE);
paint.setStrokeWidth((int) multiply * 5);
paint.setColor(0xFF0099CC);
imageView.setImageBitmap(bitmap);
if (start == "start") {
started = true;
analyseButtonText.setText("Stop Analyzing");
recordTask = new RecordAudio();
recordTask.execute();
}
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.fourier);
transformer = new RealDoubleFFT(blockSize);
imageView = (ImageView) findViewById(R.id.fourierView);
bitmap = Bitmap.createBitmap(512, 200, Bitmap.Config.ARGB_8888);
canvas = new Canvas(bitmap);
paint = new Paint();
paint.setColor(Color.GREEN);
imageView.setImageBitmap(bitmap);
recordTask = new RecordAudio();
recordTask.execute();
}
