通过扫描图片获取pattern图形的九个点的坐标

import java.io.File;
import java.util.logging.Level;

import com.motorola.avik.log.AvikLogger;
import com.motorola.avik.uiautomatoradapter.AvikTestCase;
import com.motorola.avik.uiautomatoradapter.AvikUiDevice;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Rect;
import android.support.test.uiautomator.UiObject;
import android.support.test.uiautomator.UiSelector;

public class TestPoint extends AvikTestCase {
	AvikUiDevice mDevice = this.getAvikUiDevice();

	@Override
	public void testMain() {
		try {
			UiObject ptnView = mDevice.findObject(new UiSelector().resourceId("com.android.settings:id/lockPattern"));
			Rect curPoint;
			//
			curPoint = ptnView.getVisibleBounds();
			AvikLogger.log(Level.INFO,
					"" + curPoint.left + ": " + curPoint.right + ": " + curPoint.bottom + ": " + curPoint.top + ": "
							+ curPoint.height() + ": " + curPoint.width() + ": " + curPoint.centerX() + ": "
							+ curPoint.centerY());
			// 0: 1080: 540: 994: 1080: 1080: 454
			mDevice.takeScreenshot(new File("/path/Test.png"));
			Bitmap bitmap = BitmapFactory.decodeFile("/path/Test.png");
			int width = curPoint.right;
			int height = curPoint.bottom;
			int index = 1;
			for (int y = curPoint.top; y < height; y++) {
				int i = 0;
				for (int x = curPoint.left + 1; x < width; x++) {
					int[] colorA = getColorArray(bitmap.getPixel(x - 1, y));
					int[] colorB = getColorArray(bitmap.getPixel(x, y));
					//
					double distan = getDistance(colorA, colorB);
					if (distan > 200) {
						AvikLogger.info((index++) + ":Current position (" + x + ", " + y + ")");
						x += 50;
						i++;
						if (i > 2) {
							y += 60;
							break;
						}
					}
				}
			}

		} catch (Exception e) {
			AvikLogger.log(Level.SEVERE, e.getMessage(), e);
		}
	}

	private double getDistance(int[] colorA, int[] colorB) {
		double x = colorA[0] - colorB[0];
		double y = colorA[1] - colorB[1];
		double z = colorA[2] - colorB[2];
		return Math.sqrt(x * x + y * y + z * z);
	}

	public int[] getColorArray(int color) {
		int[] colorArray = new int[3];
		colorArray[0] = color & 0x0ff0000 >> 16;
		colorArray[1] = color & 0x0ff00 >> 8;
		colorArray[2] = color & 0x0ff;
		return colorArray;
	}

}
import java.io.File;
import java.util.loggi