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android屏幕截图 |
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import android.app.Activity;
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import android.graphics.Bitmap;
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import android.graphics.Rect;
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import android.view.View;
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public class ScreenShot {
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// 获取指定Activity的截屏，保存到png文件
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private static Bitmap takeScreenShot(Activity activity){
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//View是你需要截图的View
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View view = activity.getWindow().getDecorView();
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view.setDrawingCacheEnabled(true);
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view.buildDrawingCache();
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Bitmap b1 = view.getDrawingCache();
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//获取状态栏高度
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Rect frame = new Rect();
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activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame);
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int statusBarHeight = frame.top;
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System.out.println(statusBarHeight);
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//获取屏幕长和高
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int width = activity.getWindowManager().getDefaultDisplay().getWidth();
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int height = activity.getWindowManager().getDefaultDisplay().getHeight();
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//去掉标题栏
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//Bitmap b = Bitmap.createBitmap(b1, 0, 25, 320, 455);
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Bitmap b = Bitmap.createBitmap(b1, 0, statusBarHeight, width, height - statusBarHeight);
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view.destroyDrawingCache();
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return b;
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}
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//保存到sdcard
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private static void savePic(Bitmap b,String strFileName){
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FileOutputStream fos = null;
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try {
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fos = new FileOutputStream(strFileName);
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if (null != fos)
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{
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b.compress(Bitmap.CompressFormat.PNG, 90, fos);
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fos.flush();
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fos.close();
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}
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} catch (FileNotFoundException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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//程序入口
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public static void shoot(Activity a){
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ScreenShot.savePic(ScreenShot.takeScreenShot(a), "sdcard/xx.png");
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}
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}
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