Android-paint Questions

I am trying to create the white impact font with black outline (aka "the meme font"). i applied the logic for both texts that are drawn on canvas

I am trying to create a custom impact font with white color and black outline (aka the "meme font"). i have 2 texts on both ends of the canvas

I'm trying to get the text input from the user and draw it on the image using canvas but the image is saved without what was supposed

I am creating a custom view by extending android.view.view. now, i need to draw a rounded rectangle on api level below 21.