css_style/
margin.rs

1use crate::{
2    calc::Calc,
3    unit::{self, *},
4    Spacing, Style, StyleUpdater, Unit,
5};
6use derive_rich::Rich;
7
8/// ```
9/// use css_style::{prelude::*, unit::px, margin::Length};
10///
11/// style()
12///     // colsure style
13///     .and_margin(|conf| {
14///         conf.x(Length::Auto) // equal to conf.left(Length::Auto).right(Length::Auto)
15///             .y(px(4))
16///     })
17///     // setter method style
18///     .margin((Length::Auto, px(4)));
19/// ```
20#[derive(Rich, Clone, Debug, PartialEq, From, Default)]
21pub struct Margin {
22    #[rich(write, write(option))]
23    pub top: Option<Length>,
24    #[rich(write, write(option))]
25    pub right: Option<Length>,
26    #[rich(write, write(option))]
27    pub bottom: Option<Length>,
28    #[rich(write, write(option))]
29    pub left: Option<Length>,
30}
31
32impl From<i32> for Margin {
33    fn from(source: i32) -> Self {
34        Self::default().all(px(source))
35    }
36}
37
38impl From<Length> for Margin {
39    fn from(source: Length) -> Self {
40        Self::default().all(source)
41    }
42}
43
44impl From<unit::Length> for Margin {
45    fn from(source: unit::Length) -> Self {
46        Self::default().all(source)
47    }
48}
49
50impl From<Percent> for Margin {
51    fn from(source: Percent) -> Self {
52        Self::default().all(source)
53    }
54}
55
56impl<X, Y> From<(X, Y)> for Margin
57where
58    X: Into<Length>,
59    Y: Into<Length>,
60{
61    fn from((x, y): (X, Y)) -> Self {
62        Self::default().x(x).y(y)
63    }
64}
65
66impl StyleUpdater for Margin {
67    fn update_style(self, style: Style) -> Style {
68        style
69            .try_insert("margin-top", self.top)
70            .try_insert("margin-right", self.right)
71            .try_insert("margin-bottom", self.bottom)
72            .try_insert("margin-left", self.left)
73    }
74}
75
76impl Spacing for Margin {
77    type Unit = Length;
78
79    fn left(mut self, value: impl Into<Self::Unit>) -> Self {
80        self.left = Some(value.into());
81        self
82    }
83
84    fn right(mut self, value: impl Into<Self::Unit>) -> Self {
85        self.right = Some(value.into());
86        self
87    }
88
89    fn top(mut self, value: impl Into<Self::Unit>) -> Self {
90        self.top = Some(value.into());
91        self
92    }
93
94    fn bottom(mut self, value: impl Into<Self::Unit>) -> Self {
95        self.bottom = Some(value.into());
96        self
97    }
98}
99
100impl Unit for Length {
101    fn zero() -> Self {
102        0.0.into()
103    }
104
105    fn full() -> Self {
106        1.0.into()
107    }
108
109    fn half() -> Self {
110        0.5.into()
111    }
112}
113
114#[derive(Clone, Debug, PartialEq, Display, From)]
115pub enum Length {
116    #[display(fmt = "auto")]
117    Auto,
118    #[display(fmt = "inherit")]
119    Inherit,
120    #[display(fmt = "initial")]
121    Initial,
122    #[from]
123    Length(unit::Length),
124    #[from(forward)]
125    Percent(Percent),
126}
127
128impl From<Calc> for Length {
129    fn from(source: Calc) -> Self {
130        Length::Length(source.into())
131    }
132}
css_style/margin.rs

css_style/
margin.rs
