/*
* Copyright 2021 The Android Open Source Project
*
* 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 androidx.compose.ui.text.font
import android.graphics.Typeface
import androidx.compose.ui.text.ExperimentalTextApi
import androidx.compose.ui.text.platform.AndroidTypeface
@ExperimentalTextApi
internal actual class PlatformFontFamilyTypefaceAdapter : FontFamilyTypefaceAdapter {
private val platformTypefaceResolver = PlatformTypefaces()
override fun resolve(
typefaceRequest: TypefaceRequest,
platformFontLoader: PlatformFontLoader,
onAsyncCompletion: (TypefaceResult.Immutable) -> Unit,
createDefaultTypeface: (TypefaceRequest) -> Any
): TypefaceResult? {
val result: Typeface = when (typefaceRequest.fontFamily) {
null, is DefaultFontFamily -> platformTypefaceResolver.createDefault(
typefaceRequest.fontWeight,
typefaceRequest.fontStyle
)
is GenericFontFamily -> platformTypefaceResolver.createNamed(
typefaceRequest.fontFamily,
typefaceRequest.fontWeight,
typefaceRequest.fontStyle
)
is LoadedFontFamily -> {
(typefaceRequest.fontFamily.typeface as AndroidTypeface).getNativeTypeface(
typefaceRequest.fontWeight,
typefaceRequest.fontStyle,
typefaceRequest.fontSynthesis
)
}
else -> return null // exit to make result non-null
}
return TypefaceResult.Immutable(result)
}
}