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 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TEXT_TEXT_THEME_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TEXT_TEXT_THEME_H 18 19 #include "core/components/common/properties/text_style.h" 20 #include "core/components/theme/theme.h" 21 #include "core/components/theme/theme_constants.h" 22 #include "core/components/theme/theme_constants_defines.h" 23 24 namespace OHOS::Ace { 25 26 /** 27 * TextTheme defines color and styles of ThemeComponent. TextTheme should be built 28 * using TextTheme::Builder. 29 */ 30 class TextTheme : public virtual Theme { 31 DECLARE_ACE_TYPE(TextTheme, Theme); 32 33 public: 34 class Builder { 35 public: 36 Builder() = default; 37 ~Builder() = default; 38 Build(const RefPtr<ThemeConstants> & themeConstants)39 RefPtr<TextTheme> Build(const RefPtr<ThemeConstants>& themeConstants) const 40 { 41 RefPtr<TextTheme> theme = AceType::Claim(new TextTheme()); 42 if (!themeConstants) { 43 return theme; 44 } 45 theme->textStyle_.SetTextColor(themeConstants->GetColor(THEME_OHOS_COLOR_TEXT_PRIMARY)); 46 theme->textStyle_.SetFontSize(themeConstants->GetDimension(THEME_TEXT_SIZE)); 47 // Styles below do not need to get from ThemeConstants, directly set at here. 48 theme->textStyle_.SetFontStyle(FontStyle::NORMAL); 49 theme->textStyle_.SetFontWeight(FontWeight::NORMAL); 50 theme->textStyle_.SetTextDecoration(TextDecoration::NONE); 51 ParsePattern(themeConstants->GetThemeStyle(), theme); 52 return theme; 53 } 54 private: ParsePattern(const RefPtr<ThemeStyle> & themeStyle,const RefPtr<TextTheme> & theme)55 void ParsePattern(const RefPtr<ThemeStyle>& themeStyle, const RefPtr<TextTheme>& theme) const 56 { 57 if (!themeStyle) { 58 return; 59 } 60 auto pattern = themeStyle->GetAttr<RefPtr<ThemeStyle>>(THEME_PATTERN_TEXT, nullptr); 61 if (!pattern) { 62 LOGW("find pattern of text fail"); 63 return; 64 } 65 theme->textStyle_.SetTextColor(pattern->GetAttr<Color>(PATTERN_TEXT_COLOR, Color::BLACK) 66 .BlendOpacity(pattern->GetAttr<double>(PATTERN_TEXT_COLOR_ALPHA, 0.9))); 67 theme->selectedColor_ = pattern->GetAttr<Color>(PATTERN_BG_COLOR_SELECTED, Color(0x33007dff)); 68 } 69 }; 70 71 ~TextTheme() override = default; 72 GetTextStyle()73 TextStyle GetTextStyle() const 74 { 75 return textStyle_; 76 } 77 GetSelectedColor()78 const Color& GetSelectedColor() const 79 { 80 return selectedColor_; 81 } 82 83 protected: 84 TextTheme() = default; 85 86 private: 87 TextStyle textStyle_; 88 Color selectedColor_; 89 }; 90 91 } // namespace OHOS::Ace 92 93 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_TEXT_TEXT_THEME_H 94