mirror of
https://github.com/RGBCube/serenity
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92b6a7a18f
We currently hard-code the line height to 140% of the font glyph height and this patch doesn't fix the hard-coding, but at least moves it out of LayoutText and into StyleProperties where it can be re-used until the day we go and do a proper implementation of CSS line-height. :^)
43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
#pragma once
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#include <AK/HashMap.h>
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#include <AK/NonnullRefPtr.h>
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#include <LibDraw/Font.h>
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#include <LibHTML/CSS/StyleValue.h>
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class Color;
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class StyleProperties : public RefCounted<StyleProperties> {
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public:
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static NonnullRefPtr<StyleProperties> create() { return adopt(*new StyleProperties); }
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template<typename Callback>
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inline void for_each_property(Callback callback) const
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{
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for (auto& it : m_property_values)
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callback((CSS::PropertyID)it.key, *it.value);
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}
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void set_property(CSS::PropertyID, NonnullRefPtr<StyleValue> value);
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Optional<NonnullRefPtr<StyleValue>> property(CSS::PropertyID) const;
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Length length_or_fallback(CSS::PropertyID, const Length& fallback) const;
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String string_or_fallback(CSS::PropertyID, const StringView& fallback) const;
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Color color_or_fallback(CSS::PropertyID, const Document&, Color fallback) const;
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const Font& font() const
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{
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if (!m_font)
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load_font();
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return *m_font;
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}
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int line_height() const;
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private:
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HashMap<unsigned, NonnullRefPtr<StyleValue>> m_property_values;
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void load_font() const;
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mutable RefPtr<Font> m_font;
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};
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