android屏幕截图
16lz
2021-12-04
android屏幕截图
import
java.io.FileNotFoundException;
import
java.io.FileOutputStream;
import
java.io.IOException;
import
android.app.Activity;
import
android.graphics.Bitmap;
import
android.graphics.Rect;
import
android.view.View;
public
class
ScreenShot {
// 获取指定Activity的截屏,保存到png文件
private
static
Bitmap takeScreenShot(Activity activity){
//View是你需要截图的View
View view = activity.getWindow().getDecorView();
view.setDrawingCacheEnabled(
true
);
view.buildDrawingCache();
Bitmap b1 = view.getDrawingCache();
//获取状态栏高度
Rect frame =
new
Rect();
activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame);
int
statusBarHeight = frame.top;
System.out.println(statusBarHeight);
//获取屏幕长和高
int
width = activity.getWindowManager().getDefaultDisplay().getWidth();
int
height = activity.getWindowManager().getDefaultDisplay().getHeight();
//去掉标题栏
//Bitmap b = Bitmap.createBitmap(b1, 0, 25, 320, 455);
Bitmap b = Bitmap.createBitmap(b1,
0
, statusBarHeight, width, height - statusBarHeight);
view.destroyDrawingCache();
return
b;
}
//保存到sdcard
private
static
void
savePic(Bitmap b,String strFileName){
FileOutputStream fos =
null
;
try
{
fos =
new
FileOutputStream(strFileName);
if
(
null
!= fos)
{
b.compress(Bitmap.CompressFormat.PNG,
90
, fos);
fos.flush();
fos.close();
}
}
catch
(FileNotFoundException e) {
e.printStackTrace();
}
catch
(IOException e) {
e.printStackTrace();
}
}
//程序入口
public
static
void
shoot(Activity a){
ScreenShot.savePic(ScreenShot.takeScreenShot(a),
"sdcard/xx.png"
);
}
}
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