Mercurial > cgi-bin > hgweb.cgi > SimpleResizer
diff app/src/main/java/com/bartsent/simpleresizer/EditImage.kt @ 10:5626557ac542 memo
Add progress bar and a worker thread. Still way slow.
author | David Barts <n5jrn@me.com> |
---|---|
date | Wed, 17 Feb 2021 13:39:50 -0800 |
parents | e8059b166de1 |
children | 678adef4774f |
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--- a/app/src/main/java/com/bartsent/simpleresizer/EditImage.kt Wed Feb 17 07:43:50 2021 -0800 +++ b/app/src/main/java/com/bartsent/simpleresizer/EditImage.kt Wed Feb 17 13:39:50 2021 -0800 @@ -13,6 +13,7 @@ import android.view.MenuItem import android.view.View import android.widget.EditText +import android.widget.ProgressBar import androidx.appcompat.app.AlertDialog import androidx.appcompat.app.AppCompatActivity import androidx.appcompat.widget.PopupMenu @@ -20,6 +21,7 @@ import com.bartsent.simpleresizer.lib.getScaledInstance import java.io.File import java.io.IOException +import kotlin.concurrent.thread import kotlin.math.roundToInt class EditImage : AppCompatActivity() { @@ -142,9 +144,16 @@ } val newBitmap = Bitmap.createBitmap((oldBitmap.width * factor).roundToInt(), (oldBitmap.height * factor).roundToInt(), oldBitmap.config) copyColorSpace(oldBitmap, newBitmap) - setImage(oldBitmap.getScaledInstance( - (oldBitmap.width.toDouble() * factor + 0.5).toInt(), - (oldBitmap.height.toDouble() * factor + 0.5).toInt())) + binding.progressBar.visibility = ProgressBar.VISIBLE + thread { + val newBitmap = oldBitmap.getScaledInstance( + (oldBitmap.width.toDouble() * factor + 0.5).toInt(), + (oldBitmap.height.toDouble() * factor + 0.5).toInt()) + runOnUiThread { + binding.progressBar.visibility = ProgressBar.INVISIBLE + setImage(newBitmap) + } + } } // is there any way to remember the last scale value? @@ -215,10 +224,16 @@ setRotate(deg.toFloat(), oldBitmap.width.toFloat()/2.0f, oldBitmap.height.toFloat()/2.0f) postTranslate((w - oldBitmap.width).toFloat()/2.0f, (h - oldBitmap.height).toFloat()/2.0f) } - Canvas(newBitmap).run { - drawBitmap(oldBitmap, rotater, null) + binding.progressBar.visibility = ProgressBar.VISIBLE + thread { + Canvas(newBitmap).run { + drawBitmap(oldBitmap, rotater, null) + } + runOnUiThread { + binding.progressBar.visibility = ProgressBar.INVISIBLE + setImage(newBitmap) + } } - setImage(newBitmap) } fun cancelClicked(view: View): Unit {