1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #include "core/components/text/text_component_v2.h" 17 18 #include "core/components/declaration/span/span_declaration.h" 19 #include "core/components/text_span/text_span_component.h" 20 21 namespace OHOS::Ace { 22 OnChildInserted(const RefPtr<Component> & child,int32_t position)23void TextComponentV2::OnChildInserted(const RefPtr<Component>& child, int32_t position) 24 { 25 CheckAndSetChildStyle(child); 26 } 27 OnChildAppended(const RefPtr<Component> & child)28void TextComponentV2::OnChildAppended(const RefPtr<Component>& child) 29 { 30 CheckAndSetChildStyle(child); 31 } 32 CheckAndSetChildStyle(const RefPtr<Component> & child)33void TextComponentV2::CheckAndSetChildStyle(const RefPtr<Component>& child) 34 { 35 // If span component has no developer-set styles, then set text styles to span 36 auto spanComponent = AceType::DynamicCast<TextSpanComponent>(child); 37 if (!spanComponent) { 38 LOGW("child of text is not valid."); 39 return; 40 } 41 auto spanDeclaration = AceType::DynamicCast<SpanDeclaration>(spanComponent->GetDeclaration()); 42 if (!spanDeclaration) { 43 LOGW("declaration of span is not valid."); 44 return; 45 } 46 auto spanStyle = spanComponent->GetTextStyle(); 47 auto textStyle = GetTextStyle(); 48 49 if (!spanDeclaration->HasSetFontSize()) { 50 spanStyle.SetFontSize(textStyle.GetFontSize()); 51 } 52 if (!spanDeclaration->HasSetFontStyle()) { 53 spanStyle.SetFontStyle(textStyle.GetFontStyle()); 54 } 55 if (!spanDeclaration->HasSetFontColor()) { 56 spanStyle.SetTextColor(textStyle.GetTextColor()); 57 } 58 if (!spanDeclaration->HasSetFontWeight()) { 59 spanStyle.SetFontWeight(textStyle.GetFontWeight()); 60 } 61 if (!spanDeclaration->HasSetTextDecoration()) { 62 spanStyle.SetTextDecoration(textStyle.GetTextDecoration()); 63 spanStyle.SetTextDecorationColor(textStyle.GetTextDecorationColor()); 64 spanStyle.SetTextDecorationStyle(textStyle.GetTextDecorationStyle()); 65 } 66 67 if (!spanDeclaration->HasSetFontFamily()) { 68 spanStyle.SetFontFamilies(textStyle.GetFontFamilies()); 69 } 70 if (!spanDeclaration->HasSetAllowScale()) { 71 spanStyle.SetAllowScale(textStyle.IsAllowScale()); 72 } 73 if (!spanDeclaration->HasSetFontFeatures()) { 74 spanStyle.SetFontFeatures(textStyle.GetFontFeatures()); 75 } 76 if (!spanDeclaration->HasSetLetterSpacing()) { 77 spanStyle.SetLetterSpacing(textStyle.GetLetterSpacing()); 78 } 79 if (!spanDeclaration->HasSetTextCase()) { 80 spanStyle.SetTextCase(textStyle.GetTextCase()); 81 } 82 // Span don't support developer-set line-height. 83 spanStyle.SetLineHeight(textStyle.GetLineHeight(), textStyle.HasHeightOverride()); 84 spanComponent->SetTextStyle(spanStyle); 85 } 86 87 } // namespace OHOS::Ace 88