[英]Unable to take full screenshot of visible + invisible part of the layout in android
我想保存整个可滚动布局的屏幕截图,但它只捕获屏幕上可见的部分。
这是我的整个布局。
这是捕获的屏幕截图:
这是屏幕截图的代码:
private void takeScreenshot() {
View v1 = getWindow().getDecorView().getRootView();;
v1.setDrawingCacheEnabled(true);
Bitmap bitmap = Bitmap.createBitmap(v1.getDrawingCache());
v1.setDrawingCacheEnabled(false);
saveScreenshot(bitmap,"filename");
}
public void saveScreenshot(Bitmap bitmap,String name) {
String mPath = Environment.getExternalStorageDirectory().toString() + "/" + name + ".jpg";
File imageFile = new File(mPath);
Msg.log(mPath);
try {
FileOutputStream outputStream = new FileOutputStream(imageFile);
int quality = 100;
bitmap.compress(Bitmap.CompressFormat.JPEG, quality, outputStream);
outputStream.flush();
outputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
使用以下代码获取完整的滚动视图屏幕截图
Bitmap bitmap = getBitmapFromView(scrollview, scrollview.getChildAt(0).getHeight(), scrollview.getChildAt(0).getWidth());
private Bitmap getBitmapFromView(View view, int height, int width) {
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
Drawable bgDrawable = view.getBackground();
if (bgDrawable != null)
bgDrawable.draw(canvas);
else
canvas.drawColor(Color.WHITE);
view.draw(canvas);
return bitmap;
}
替换您的代码saveScreenshot(bitmap,"filename");
使用上述代码中的return bitmap;
示例:
https://programmingcode4life.blogspot.com/2016/10/convert-layout-view-to-image-and-store.html
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