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Add text highlight

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This commit is contained in:
Yousef Khadadeh 2025-11-24 17:45:21 +03:00
parent aa98e6e6d0
commit 23b60af529
5 changed files with 86 additions and 8 deletions
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33
src/RichText/TextStyleModifier.cpp
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@ -25,6 +25,8 @@ std::shared_ptr<TextStyleModifier> TextStyleModifier::allocate_modifier(Modifier
return std::make_shared<DecorationTextStyleModifier>();
case ModifierType::FONT_FAMILIES:
return std::make_shared<FontFamiliesTextStyleModifier>();
case ModifierType::HIGHLIGHT_COLOR:
return std::make_shared<HighlightColorTextStyleModifier>();
case ModifierType::COUNT:
return nullptr;
}
@ -44,6 +46,7 @@ const TextStyleModifier::ModifierMap& TextStyleModifier::get_default_modifiers()
defaultMods[ModifierType::WEIGHT] = std::make_shared<WeightTextStyleModifier>(SkFontStyle::kNormal_Weight);
defaultMods[ModifierType::SLANT] = std::make_shared<SlantTextStyleModifier>(SkFontStyle::kUpright_Slant);
defaultMods[ModifierType::DECORATION] = std::make_shared<DecorationTextStyleModifier>(skia::textlayout::TextDecoration::kNoDecoration);
defaultMods[ModifierType::HIGHLIGHT_COLOR] = std::make_shared<HighlightColorTextStyleModifier>(Vector4f{0.0f, 0.0f, 0.0f, 0.0f});
}
return defaultMods;
}
@ -231,4 +234,34 @@ bool DecorationTextStyleModifier::equivalent_data(TextStyleModifier& modifier) c
return decorationValue == static_cast<DecorationTextStyleModifier&>(modifier).decorationValue;
}
HighlightColorTextStyleModifier::HighlightColorTextStyleModifier(const Vector4f& initColor): color(initColor) {}
TextStyleModifier::ModifierType HighlightColorTextStyleModifier::get_type() const {
return ModifierType::HIGHLIGHT_COLOR;
}
const Vector4f& HighlightColorTextStyleModifier::get_color() const {
return color;
}
void HighlightColorTextStyleModifier::save(cereal::PortableBinaryOutputArchive& a) const {
a(color);
}
void HighlightColorTextStyleModifier::load(cereal::PortableBinaryInputArchive& a) {
a(color);
}
void HighlightColorTextStyleModifier::modify_text_style(skia::textlayout::TextStyle& style) const {
if(color.w() == 0.0f)
style.clearBackgroundColor();
else
style.setBackgroundPaint(SkPaint{convert_vec4<SkColor4f>(color)});
}
bool HighlightColorTextStyleModifier::equivalent_data(TextStyleModifier& modifier) const {
return color == static_cast<HighlightColorTextStyleModifier&>(modifier).color;
}
}