| /* |
| * Copyright 2019 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.ui.text.platform |
| |
| import android.text.SpannableString |
| import androidx.ui.text.AnnotatedString |
| import androidx.ui.text.Placeholder |
| import androidx.ui.text.SpanStyle |
| import androidx.ui.text.platform.extensions.setLineHeight |
| import androidx.ui.text.platform.extensions.setPlaceholders |
| import androidx.ui.text.platform.extensions.setSpanStyles |
| import androidx.ui.text.platform.extensions.setTextIndent |
| import androidx.ui.text.style.TextIndent |
| import androidx.ui.unit.Density |
| import androidx.ui.unit.TextUnit |
| |
| @OptIn(InternalPlatformTextApi::class) |
| internal fun createCharSequence( |
| text: String, |
| contextFontSize: Float, |
| lineHeight: TextUnit, |
| textIndent: TextIndent?, |
| spanStyles: List<AnnotatedString.Range<SpanStyle>>, |
| placeholders: List<AnnotatedString.Range<Placeholder>>, |
| density: Density, |
| typefaceAdapter: TypefaceAdapter |
| ): CharSequence { |
| if (spanStyles.isEmpty() && |
| placeholders.isEmpty() && |
| textIndent == TextIndent.None && |
| lineHeight.isInherit |
| ) { |
| return text |
| } |
| |
| val spannableString = SpannableString(text) |
| |
| spannableString.setLineHeight(lineHeight, contextFontSize, density) |
| |
| spannableString.setTextIndent(textIndent, contextFontSize, density) |
| |
| spannableString.setSpanStyles(spanStyles, density, typefaceAdapter) |
| |
| spannableString.setPlaceholders(placeholders, density) |
| |
| return spannableString |
| } |