Media: some more improvements over MediaViewer

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/modifiers/RoundedBackground.kt

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.designsystem.modifiers
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.unit.Dp
+import androidx.compose.ui.unit.dp
+
+/**
+ * This modifier can be use to provide a nice background for Icon or ProgressIndicator.
+ */
+fun Modifier.roundedBackground(
+    size: Dp = 48.dp,
+    color: Color = Color.Black,
+    alpha: Float = 0.5f,
+) = this
+    .size(size)
+    .clip(CircleShape)
+    .background(color = color.copy(alpha = alpha))
+    .padding(8.dp)