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Add border and shadow styling to Button

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This commit is contained in:
Héctor Ramón Jiménez 2020-01-05 19:29:12 +01:00
parent 2116fbb3c2
commit 1a0effa961
8 changed files with 58 additions and 32 deletions
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29
style/src/button.rs
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@ -1,15 +1,30 @@
//! Allow your users to perform actions by pressing a button.
use iced_core::{Background, Color};
use iced_core::{Background, Color, Vector};
/// The appearance of a button.
#[derive(Debug)]
pub struct Style {
pub shadow_offset: f32,
pub shadow_offset: Vector,
pub background: Option<Background>,
pub border_radius: u16,
pub border_width: u16,
pub border_color: Color,
pub text_color: Color,
}
impl std::default::Default for Style {
fn default() -> Self {
Style {
shadow_offset: Vector::default(),
background: None,
border_radius: 0,
border_width: 0,
border_color: Color::TRANSPARENT,
text_color: Color::BLACK,
}
}
}
/// A set of rules that dictate the style of a button.
pub trait StyleSheet {
fn active(&self) -> Style;
@ -18,14 +33,14 @@ pub trait StyleSheet {
let active = self.active();
Style {
shadow_offset: active.shadow_offset + 1.0,
shadow_offset: active.shadow_offset + Vector::new(0.0, 1.0),
..active
}
}
fn pressed(&self) -> Style {
Style {
shadow_offset: 0.0,
shadow_offset: Vector::default(),
..self.active()
}
}
@ -34,7 +49,7 @@ pub trait StyleSheet {
let active = self.active();
Style {
shadow_offset: 0.0,
shadow_offset: Vector::default(),
background: active.background.map(|background| match background {
Background::Color(color) => Background::Color(Color {
a: color.a * 0.5,
@ -55,9 +70,11 @@ struct Default;
impl StyleSheet for Default {
fn active(&self) -> Style {
Style {
shadow_offset: 1.0,
shadow_offset: Vector::new(0.0, 1.0),
background: Some(Background::Color([0.5, 0.5, 0.5].into())),
border_radius: 5,
border_width: 0,
border_color: Color::TRANSPARENT,
text_color: Color::BLACK,
}
}