import Paint from 'android.graphics.Paint';
import ColorMatrix from 'android.graphics.ColorMatrix';
import ColorMatrixColorFilter from 'android.graphics.ColorMatrixColorFilter';
import View from 'android.view.View';
import ViewGroup from 'android.view.ViewGroup';
export function setWindowGrey(ele:any|null=null) {
	let paint = new Paint()
	let colorMatrix = new ColorMatrix()
	colorMatrix.setSaturation((0).toFloat())
	let decorView = UTSAndroid.getUniActivity()!.window.decorView as ViewGroup
	
	paint.setColorFilter(new ColorMatrixColorFilter(colorMatrix))

	decorView.setLayerType(View.LAYER_TYPE_HARDWARE,paint)
}
export function removeWindowGrey(ele:any|null=null) {
	let paint = new Paint()
	let colorMatrix = new ColorMatrix()
	colorMatrix.setSaturation((1).toFloat())
	let decorView = UTSAndroid.getUniActivity()!.window.decorView as ViewGroup
	paint.setColorFilter(new ColorMatrixColorFilter(colorMatrix))
	
	decorView.setLayerType(View.LAYER_TYPE_HARDWARE,paint)
}