Android 获取View的Bitmap

Posted 2021-12-28 匆忙拥挤repeat

/**
 * author:  stone
 * email:   [e-mail]
 * 
 * 创建新的 Canvas + Bitmap对象，利用View的draw(canvas)
 */
fun createBitmapFromView(view: View): Bitmap? 
     val bitmap = Bitmap.createBitmap(view.width, view.height, Bitmap.Config.ARGB_8888)
     val canvas = Canvas(bitmap)
     canvas.drawColor(Color.WHITE)
     view.draw(canvas)
     return bitmap