Programming Tutorials

Applying Color Filters to Drawables in Android with Kotlin This code demonstrates applying a color filter to a Drawable programmatically in an Android app written with Kotlin. It achieves this by fetching a drawable resource from the application's resources and then manipulating its color using the setColorFilter method. Code Breakdown The code is divided into two parts: MainActivity.kt: This file contains the logic for the activity. It defines an AppCompatActivity subclass named MainActivity . In the onCreate method, it: Sets the layout for the activity using setContentView(R.layout.activity_main) . Retrieves the drawable resource ic_spa twice using ContextCompat.getDrawable(this, R.drawable.ic_spa) . Sets the first drawable to the imageView directly. Applies a color filter to the second drawable based on the Android version: For Android 10 (API level 29) and above, it uses BlendModeColorFilter(Color.BLUE, BlendMode.SRC_IN) . For older versions, it uses setColorFilt...