servo/components/style/values/computed/svg.rs
2019-03-13 15:08:38 +01:00

80 lines
2.2 KiB
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
//! Computed types for SVG properties.
use crate::values::computed::color::Color;
use crate::values::computed::url::ComputedUrl;
use crate::values::computed::{LengthPercentage, NonNegativeLengthPercentage, Opacity};
use crate::values::generics::svg as generic;
use crate::values::RGBA;
use crate::Zero;
pub use crate::values::specified::SVGPaintOrder;
pub use crate::values::specified::MozContextProperties;
/// Computed SVG Paint value
pub type SVGPaint = generic::SVGPaint<Color, ComputedUrl>;
/// Computed SVG Paint Kind value
pub type SVGPaintKind = generic::SVGPaintKind<Color, ComputedUrl>;
impl Default for SVGPaint {
fn default() -> Self {
SVGPaint {
kind: generic::SVGPaintKind::None,
fallback: None,
}
}
}
impl SVGPaint {
/// Opaque black color
pub fn black() -> Self {
let rgba = RGBA::from_floats(0., 0., 0., 1.).into();
SVGPaint {
kind: generic::SVGPaintKind::Color(rgba),
fallback: None,
}
}
}
/// <length> | <percentage> | <number> | context-value
pub type SVGLength = generic::SVGLength<LengthPercentage>;
impl SVGLength {
/// `0px`
pub fn zero() -> Self {
generic::SVGLength::LengthPercentage(LengthPercentage::zero())
}
}
/// An non-negative wrapper of SVGLength.
pub type SVGWidth = generic::SVGLength<NonNegativeLengthPercentage>;
impl SVGWidth {
/// `1px`.
pub fn one() -> Self {
use crate::values::generics::NonNegative;
generic::SVGLength::LengthPercentage(NonNegative(LengthPercentage::one()))
}
}
/// [ <length> | <percentage> | <number> ]# | context-value
pub type SVGStrokeDashArray = generic::SVGStrokeDashArray<NonNegativeLengthPercentage>;
impl Default for SVGStrokeDashArray {
fn default() -> Self {
generic::SVGStrokeDashArray::Values(vec![])
}
}
/// <opacity-value> | context-fill-opacity | context-stroke-opacity
pub type SVGOpacity = generic::SVGOpacity<Opacity>;
impl Default for SVGOpacity {
fn default() -> Self {
generic::SVGOpacity::Opacity(1.)
}
}