| /* |
| * Copyright 2018 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.android.style |
| |
| import android.graphics.Paint |
| import android.graphics.Typeface |
| import android.text.TextPaint |
| import android.text.style.MetricAffectingSpan |
| import androidx.compose.ui.text.android.InternalPlatformTextApi |
| |
| /** |
| * Span that displays text in the given Typeface. In Android Framework, TypefaceSpan that accepts |
| * a Typeface as constructor argument was added in API 28, therefore was not usable before 28. |
| * |
| * @constructor Constructs a [android.text.style.TypefaceSpan] from a [Typeface]. The previous |
| * style of the TextPaint is overridden and the style of the typeface is used. |
| * @param typeface Typeface to render the text with. |
| * |
| * @suppress |
| */ |
| @InternalPlatformTextApi |
| class TypefaceSpan(val typeface: Typeface) : MetricAffectingSpan() { |
| override fun updateDrawState(ds: TextPaint) { |
| updateTypeface(ds) |
| } |
| |
| override fun updateMeasureState(paint: TextPaint) { |
| updateTypeface(paint) |
| } |
| |
| private fun updateTypeface(paint: Paint) { |
| paint.typeface = typeface |
| } |
| } |