Fix icon crop

Rectangular icons were causing issues with the conversation icon display
(probably an Android bug) and shortcut icons were being cropped in
unnecessarily.

vector/src/main/java/im/vector/app/features/home/AvatarRenderer.kt

@@ -171,6 +171,7 @@ class AvatarRenderer @Inject constructor(private val activeSessionHolder: Active
                                 .toBitmap(width = iconSize, height = iconSize))
                     }
                 }
+                .apply(RequestOptions.centerCropTransform())
                 .submit(iconSize, iconSize)
                 .get()
     }

vector/src/main/java/im/vector/app/features/home/ShortcutCreator.kt

@@ -19,6 +19,7 @@ package im.vector.app.features.home
 import android.content.Context
 import android.content.pm.ShortcutInfo
 import android.graphics.Bitmap
+import android.graphics.Canvas
 import android.os.Build
 import androidx.annotation.WorkerThread
 import androidx.core.content.pm.ShortcutInfoCompat
@@ -46,7 +47,7 @@ class ShortcutCreator @Inject constructor(
     private val adaptiveIconOuterSides = dimensionConverter.dpToPx(adaptiveIconOuterSidesDp)
     private val iconSize by lazy {
         if (useAdaptiveIcon) {
-            adaptiveIconSize - adaptiveIconOuterSides
+            adaptiveIconSize - (adaptiveIconOuterSides * 2)
         } else {
             dimensionConverter.dpToPx(72)
         }
@@ -80,7 +81,11 @@ class ShortcutCreator @Inject constructor(
 
     private fun Bitmap.toProfileImageIcon(): IconCompat {
         return if (useAdaptiveIcon) {
-            IconCompat.createWithAdaptiveBitmap(this)
+            val insetBmp = Bitmap.createBitmap(adaptiveIconSize, adaptiveIconSize, Bitmap.Config.ARGB_8888)
+            val canvas = Canvas(insetBmp)
+            canvas.drawBitmap(this, adaptiveIconOuterSides.toFloat(), adaptiveIconOuterSides.toFloat(), null)
+
+            IconCompat.createWithAdaptiveBitmap(insetBmp)
         } else {
             IconCompat.createWithBitmap(this)
         }