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box.mako.rs
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box.mako.rs
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/* 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 http://mozilla.org/MPL/2.0/. */
<%namespace name="helpers" file="/helpers.mako.rs" />
<% from data import Keyword, Method, to_rust_ident, to_camel_case%>
<% data.new_style_struct("Box",
inherited=False,
gecko_name="Display") %>
// TODO(SimonSapin): don't parse `inline-table`, since we don't support it
<%helpers:longhand name="display"
need_clone="True"
animation_value_type="none"
custom_cascade="${product == 'servo'}"
spec="https://drafts.csswg.org/css-display/#propdef-display">
<%
values = """inline block inline-block
table inline-table table-row-group table-header-group table-footer-group
table-row table-column-group table-column table-cell table-caption
list-item flex inline-flex
none
""".split()
if product == "gecko":
values += """grid inline-grid ruby ruby-base ruby-base-container
ruby-text ruby-text-container contents flow-root -webkit-box
-webkit-inline-box -moz-box -moz-inline-box -moz-grid -moz-inline-grid
-moz-grid-group -moz-grid-line -moz-stack -moz-inline-stack -moz-deck
-moz-popup -moz-groupbox""".split()
%>
use values::computed::ComputedValueAsSpecified;
use style_traits::ToCss;
use values::HasViewportPercentage;
no_viewport_percentage!(SpecifiedValue);
pub mod computed_value {
pub use super::SpecifiedValue as T;
impl T {
/// Returns whether this "display" value is the display of a flex or
/// grid container.
///
/// This is used to implement various style fixups.
pub fn is_item_container(&self) -> bool {
matches!(*self,
T::flex
| T::inline_flex
% if product == "gecko":
| T::grid
| T::inline_grid
% endif
)
}
/// Convert this display into an equivalent block display.
///
/// Also used for style adjustments.
pub fn equivalent_block_display(&self, _is_root_element: bool) -> Self {
match *self {
// Values that have a corresponding block-outside version.
T::inline_table => T::table,
T::inline_flex => T::flex,
% if product == "gecko":
T::inline_grid => T::grid,
T::_webkit_inline_box => T::_webkit_box,
% endif
// Special handling for contents and list-item on the root
// element for Gecko.
% if product == "gecko":
T::contents | T::list_item if _is_root_element => T::block,
% endif
// These are not changed by blockification.
T::none | T::block | T::flex | T::list_item | T::table => *self,
% if product == "gecko":
T::contents | T::flow_root | T::grid | T::_webkit_box => *self,
% endif
// Everything else becomes block.
_ => T::block,
}
}
}
}
#[allow(non_camel_case_types)]
#[derive(Clone, Copy, Debug, Eq, Hash, PartialEq)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf, Deserialize, Serialize))]
pub enum SpecifiedValue {
% for value in values:
${to_rust_ident(value)},
% endfor
}
impl ToCss for SpecifiedValue {
fn to_css<W>(&self, dest: &mut W) -> ::std::fmt::Result
where W: ::std::fmt::Write,
{
match *self {
% for value in values:
SpecifiedValue::${to_rust_ident(value)} => dest.write_str("${value}"),
% endfor
}
}
}
/// The initial display value.
#[inline]
pub fn get_initial_value() -> computed_value::T {
computed_value::T::${to_rust_ident(values[0])}
}
/// Parse a display value.
pub fn parse(_context: &ParserContext, input: &mut Parser)
-> Result<SpecifiedValue, ()> {
match_ignore_ascii_case! { &try!(input.expect_ident()),
% for value in values:
"${value}" => {
Ok(computed_value::T::${to_rust_ident(value)})
},
% endfor
_ => Err(())
}
}
impl ComputedValueAsSpecified for SpecifiedValue {}
% if product == "servo":
fn cascade_property_custom(_declaration: &PropertyDeclaration,
_inherited_style: &ComputedValues,
context: &mut computed::Context,
_cacheable: &mut bool,
_error_reporter: &ParseErrorReporter) {
longhands::_servo_display_for_hypothetical_box::derive_from_display(context);
longhands::_servo_text_decorations_in_effect::derive_from_display(context);
longhands::_servo_under_display_none::derive_from_display(context);
}
% endif
${helpers.gecko_keyword_conversion(Keyword('display', ' '.join(values),
gecko_enum_prefix='StyleDisplay',
gecko_strip_moz_prefix=False))}
</%helpers:longhand>
${helpers.single_keyword("-moz-top-layer", "none top",
gecko_constant_prefix="NS_STYLE_TOP_LAYER",
gecko_ffi_name="mTopLayer", need_clone=True,
products="gecko", animation_value_type="none", internal=True,
spec="Internal (not web-exposed)")}
${helpers.single_keyword("position", "static absolute relative fixed",
need_clone="True",
extra_gecko_values="sticky",
animation_value_type="none",
flags="CREATES_STACKING_CONTEXT ABSPOS_CB",
spec="https://drafts.csswg.org/css-position/#position-property")}
<%helpers:single_keyword_computed name="float"
values="none left right"
// https://drafts.csswg.org/css-logical-props/#float-clear
extra_specified="inline-start inline-end"
needs_conversion="True"
animation_value_type="none"
need_clone="True"
gecko_enum_prefix="StyleFloat"
gecko_inexhaustive="True"
gecko_ffi_name="mFloat"
spec="https://drafts.csswg.org/css-box/#propdef-float">
use values::HasViewportPercentage;
no_viewport_percentage!(SpecifiedValue);
impl ToComputedValue for SpecifiedValue {
type ComputedValue = computed_value::T;
#[inline]
fn to_computed_value(&self, context: &Context) -> computed_value::T {
let ltr = context.style().writing_mode.is_bidi_ltr();
// https://drafts.csswg.org/css-logical-props/#float-clear
match *self {
SpecifiedValue::inline_start if ltr => computed_value::T::left,
SpecifiedValue::inline_start => computed_value::T::right,
SpecifiedValue::inline_end if ltr => computed_value::T::right,
SpecifiedValue::inline_end => computed_value::T::left,
% for value in "none left right".split():
SpecifiedValue::${value} => computed_value::T::${value},
% endfor
}
}
#[inline]
fn from_computed_value(computed: &computed_value::T) -> SpecifiedValue {
match *computed {
% for value in "none left right".split():
computed_value::T::${value} => SpecifiedValue::${value},
% endfor
}
}
}
</%helpers:single_keyword_computed>
<%helpers:single_keyword_computed name="clear"
values="none left right both"
// https://drafts.csswg.org/css-logical-props/#float-clear
extra_specified="inline-start inline-end"
needs_conversion="True"
animation_value_type="none"
gecko_enum_prefix="StyleClear"
gecko_ffi_name="mBreakType"
spec="https://www.w3.org/TR/CSS2/visuren.html#flow-control">
use values::HasViewportPercentage;
no_viewport_percentage!(SpecifiedValue);
impl ToComputedValue for SpecifiedValue {
type ComputedValue = computed_value::T;
#[inline]
fn to_computed_value(&self, context: &Context) -> computed_value::T {
let ltr = context.style().writing_mode.is_bidi_ltr();
// https://drafts.csswg.org/css-logical-props/#float-clear
match *self {
SpecifiedValue::inline_start if ltr => computed_value::T::left,
SpecifiedValue::inline_start => computed_value::T::right,
SpecifiedValue::inline_end if ltr => computed_value::T::right,
SpecifiedValue::inline_end => computed_value::T::left,
% for value in "none left right both".split():
SpecifiedValue::${value} => computed_value::T::${value},
% endfor
}
}
#[inline]
fn from_computed_value(computed: &computed_value::T) -> SpecifiedValue {
match *computed {
% for value in "none left right both".split():
computed_value::T::${value} => SpecifiedValue::${value},
% endfor
}
}
}
</%helpers:single_keyword_computed>
<%helpers:longhand name="-servo-display-for-hypothetical-box"
animation_value_type="none"
derived_from="display"
products="servo"
spec="Internal (not web-exposed)">
pub use super::display::{SpecifiedValue, get_initial_value};
pub use super::display::{parse};
pub mod computed_value {
pub type T = super::SpecifiedValue;
}
#[inline]
pub fn derive_from_display(context: &mut Context) {
let d = context.style().get_box().clone_display();
context.mutate_style().mutate_box().set__servo_display_for_hypothetical_box(d);
}
</%helpers:longhand>
<%helpers:longhand name="vertical-align" animation_value_type="ComputedValue"
spec="https://www.w3.org/TR/CSS2/visudet.html#propdef-vertical-align">
use std::fmt;
use style_traits::ToCss;
use values::HasViewportPercentage;
use values::specified::AllowQuirks;
<% vertical_align = data.longhands_by_name["vertical-align"] %>
<% vertical_align.keyword = Keyword("vertical-align",
"baseline sub super top text-top middle bottom text-bottom",
extra_gecko_values="-moz-middle-with-baseline") %>
<% vertical_align_keywords = vertical_align.keyword.values_for(product) %>
${helpers.gecko_keyword_conversion(vertical_align.keyword)}
impl HasViewportPercentage for SpecifiedValue {
fn has_viewport_percentage(&self) -> bool {
match *self {
SpecifiedValue::LengthOrPercentage(ref length) => length.has_viewport_percentage(),
_ => false
}
}
}
/// The `vertical-align` value.
#[allow(non_camel_case_types)]
#[derive(Debug, Clone, PartialEq)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum SpecifiedValue {
% for keyword in vertical_align_keywords:
${to_rust_ident(keyword)},
% endfor
LengthOrPercentage(specified::LengthOrPercentage),
}
impl ToCss for SpecifiedValue {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
match *self {
% for keyword in vertical_align_keywords:
SpecifiedValue::${to_rust_ident(keyword)} => dest.write_str("${keyword}"),
% endfor
SpecifiedValue::LengthOrPercentage(ref value) => value.to_css(dest),
}
}
}
/// baseline | sub | super | top | text-top | middle | bottom | text-bottom
/// | <percentage> | <length>
pub fn parse(context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue, ()> {
input.try(|i| specified::LengthOrPercentage::parse_quirky(context, i, AllowQuirks::Yes))
.map(SpecifiedValue::LengthOrPercentage)
.or_else(|_| {
match_ignore_ascii_case! { &try!(input.expect_ident()),
% for keyword in vertical_align_keywords:
"${keyword}" => Ok(SpecifiedValue::${to_rust_ident(keyword)}),
% endfor
_ => Err(())
}
})
}
/// The computed value for `vertical-align`.
pub mod computed_value {
use app_units::Au;
use std::fmt;
use style_traits::ToCss;
use values::{CSSFloat, computed};
/// The keywords are the same, and the `LengthOrPercentage` is computed
/// here.
#[allow(non_camel_case_types)]
#[derive(PartialEq, Copy, Clone, Debug)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum T {
% for keyword in vertical_align_keywords:
${to_rust_ident(keyword)},
% endfor
LengthOrPercentage(computed::LengthOrPercentage),
}
impl ToCss for T {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
match *self {
% for keyword in vertical_align_keywords:
T::${to_rust_ident(keyword)} => dest.write_str("${keyword}"),
% endfor
T::LengthOrPercentage(ref value) => value.to_css(dest),
}
}
}
}
/// The initial computed value for `vertical-align`.
#[inline]
pub fn get_initial_value() -> computed_value::T {
computed_value::T::baseline
}
impl ToComputedValue for SpecifiedValue {
type ComputedValue = computed_value::T;
#[inline]
fn to_computed_value(&self, context: &Context) -> computed_value::T {
match *self {
% for keyword in vertical_align_keywords:
SpecifiedValue::${to_rust_ident(keyword)} => {
computed_value::T::${to_rust_ident(keyword)}
}
% endfor
SpecifiedValue::LengthOrPercentage(ref value) =>
computed_value::T::LengthOrPercentage(value.to_computed_value(context)),
}
}
#[inline]
fn from_computed_value(computed: &computed_value::T) -> Self {
match *computed {
% for keyword in vertical_align_keywords:
computed_value::T::${to_rust_ident(keyword)} => {
SpecifiedValue::${to_rust_ident(keyword)}
}
% endfor
computed_value::T::LengthOrPercentage(value) =>
SpecifiedValue::LengthOrPercentage(
ToComputedValue::from_computed_value(&value)
),
}
}
}
</%helpers:longhand>
// CSS 2.1, Section 11 - Visual effects
${helpers.single_keyword("-servo-overflow-clip-box", "padding-box content-box",
products="servo", animation_value_type="none", internal=True,
spec="Internal, not web-exposed, \
may be standardized in the future (https://developer.mozilla.org/en-US/docs/Web/CSS/overflow-clip-box)")}
${helpers.single_keyword("overflow-clip-box", "padding-box content-box",
products="gecko", animation_value_type="none", internal=True,
spec="Internal, not web-exposed, \
may be standardized in the future (https://developer.mozilla.org/en-US/docs/Web/CSS/overflow-clip-box)")}
<%
overflow_custom_consts = { "-moz-hidden-unscrollable": "CLIP" }
%>
// FIXME(pcwalton, #2742): Implement scrolling for `scroll` and `auto`.
${helpers.single_keyword("overflow-x", "visible hidden scroll auto",
need_clone=True, animation_value_type="none",
extra_gecko_aliases="-moz-scrollbars-none=hidden",
extra_gecko_values="-moz-hidden-unscrollable",
custom_consts=overflow_custom_consts,
gecko_constant_prefix="NS_STYLE_OVERFLOW",
spec="https://drafts.csswg.org/css-overflow/#propdef-overflow-x")}
// FIXME(pcwalton, #2742): Implement scrolling for `scroll` and `auto`.
<%helpers:longhand name="overflow-y" need_clone="True" animation_value_type="none"
spec="https://drafts.csswg.org/css-overflow/#propdef-overflow-y">
pub use super::overflow_x::{SpecifiedValue, parse, get_initial_value, computed_value};
</%helpers:longhand>
<%helpers:vector_longhand name="transition-duration"
need_index="True"
animation_value_type="none"
extra_prefixes="moz webkit"
spec="https://drafts.csswg.org/css-transitions/#propdef-transition-duration">
use values::specified::Time;
pub use values::specified::Time as SpecifiedValue;
use values::HasViewportPercentage;
no_viewport_percentage!(SpecifiedValue);
pub mod computed_value {
pub use values::computed::Time as T;
}
#[inline]
pub fn get_initial_value() -> computed_value::T {
computed_value::T::zero()
}
#[inline]
pub fn get_initial_specified_value() -> SpecifiedValue {
Time::zero()
}
pub fn parse(context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue,()> {
Time::parse(context, input)
}
</%helpers:vector_longhand>
// TODO(pcwalton): Lots more timing functions.
<%helpers:vector_longhand name="transition-timing-function"
need_index="True"
animation_value_type="none"
extra_prefixes="moz webkit"
spec="https://drafts.csswg.org/css-transitions/#propdef-transition-timing-function">
use self::computed_value::StartEnd;
use values::specified::Number;
use euclid::point::{Point2D, TypedPoint2D};
use std::fmt;
use std::marker::PhantomData;
use style_traits::ToCss;
// FIXME: This could use static variables and const functions when they are available.
#[inline(always)]
fn ease() -> computed_value::T {
computed_value::T::CubicBezier(TypedPoint2D::new(0.25, 0.1),
TypedPoint2D::new(0.25, 1.0))
}
#[inline(always)]
fn linear() -> computed_value::T {
computed_value::T::CubicBezier(TypedPoint2D::new(0.0, 0.0),
TypedPoint2D::new(1.0, 1.0))
}
#[inline(always)]
fn ease_in() -> computed_value::T {
computed_value::T::CubicBezier(TypedPoint2D::new(0.42, 0.0),
TypedPoint2D::new(1.0, 1.0))
}
#[inline(always)]
fn ease_out() -> computed_value::T {
computed_value::T::CubicBezier(TypedPoint2D::new(0.0, 0.0),
TypedPoint2D::new(0.58, 1.0))
}
#[inline(always)]
fn ease_in_out() -> computed_value::T {
computed_value::T::CubicBezier(TypedPoint2D::new(0.42, 0.0),
TypedPoint2D::new(0.58, 1.0))
}
static STEP_START: computed_value::T =
computed_value::T::Steps(1, StartEnd::Start);
static STEP_END: computed_value::T =
computed_value::T::Steps(1, StartEnd::End);
pub mod computed_value {
use euclid::point::Point2D;
use parser::{Parse, ParserContext};
use std::fmt;
use style_traits::ToCss;
use values::specified;
pub use super::parse;
#[derive(Copy, Clone, Debug, PartialEq)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum T {
CubicBezier(Point2D<f32>, Point2D<f32>),
Steps(u32, StartEnd),
}
impl ToCss for T {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result
where W: fmt::Write,
{
match *self {
T::CubicBezier(p1, p2) => {
try!(dest.write_str("cubic-bezier("));
try!(p1.x.to_css(dest));
try!(dest.write_str(", "));
try!(p1.y.to_css(dest));
try!(dest.write_str(", "));
try!(p2.x.to_css(dest));
try!(dest.write_str(", "));
try!(p2.y.to_css(dest));
dest.write_str(")")
}
T::Steps(steps, start_end) => {
super::serialize_steps(dest, specified::Integer::new(steps as i32), start_end)
}
}
}
}
#[derive(Copy, Clone, Debug, PartialEq)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum StartEnd {
Start,
End,
}
impl ToCss for StartEnd {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result
where W: fmt::Write,
{
match *self {
StartEnd::Start => dest.write_str("start"),
StartEnd::End => dest.write_str("end"),
}
}
}
}
define_css_keyword_enum!(FunctionKeyword:
"ease" => Ease,
"linear" => Linear,
"ease-in" => EaseIn,
"ease-out" => EaseOut,
"ease-in-out" => EaseInOut,
"step-start" => StepStart,
"step-end" => StepEnd);
#[derive(Copy, Clone, Debug, PartialEq)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum SpecifiedValue {
CubicBezier(Point2D<Number>, Point2D<Number>),
Steps(specified::Integer, StartEnd),
Keyword(FunctionKeyword),
}
impl Parse for SpecifiedValue {
fn parse(context: &ParserContext, input: &mut ::cssparser::Parser) -> Result<Self, ()> {
if let Ok(function_name) = input.try(|input| input.expect_function()) {
return match_ignore_ascii_case! { &function_name,
"cubic-bezier" => {
let (mut p1x, mut p1y, mut p2x, mut p2y) =
(Number::new(0.0), Number::new(0.0), Number::new(0.0), Number::new(0.0));
try!(input.parse_nested_block(|input| {
p1x = try!(specified::parse_number(context, input));
try!(input.expect_comma());
p1y = try!(specified::parse_number(context, input));
try!(input.expect_comma());
p2x = try!(specified::parse_number(context, input));
try!(input.expect_comma());
p2y = try!(specified::parse_number(context, input));
Ok(())
}));
if p1x.get() < 0.0 || p1x.get() > 1.0 ||
p2x.get() < 0.0 || p2x.get() > 1.0 {
return Err(())
}
let (p1, p2) = (Point2D::new(p1x, p1y), Point2D::new(p2x, p2y));
Ok(SpecifiedValue::CubicBezier(p1, p2))
},
"steps" => {
let (mut step_count, mut start_end) = (specified::Integer::new(0), StartEnd::End);
try!(input.parse_nested_block(|input| {
step_count = try!(specified::parse_integer(context, input));
if step_count.value() < 1 {
return Err(())
}
if input.try(|input| input.expect_comma()).is_ok() {
start_end = try!(match_ignore_ascii_case! {
&try!(input.expect_ident()),
"start" => Ok(StartEnd::Start),
"end" => Ok(StartEnd::End),
_ => Err(())
});
}
Ok(())
}));
Ok(SpecifiedValue::Steps(step_count, start_end))
},
_ => Err(())
}
}
Ok(SpecifiedValue::Keyword(try!(FunctionKeyword::parse(input))))
}
}
fn serialize_steps<W>(dest: &mut W,
steps: specified::Integer,
start_end: StartEnd) -> fmt::Result
where W: fmt::Write,
{
try!(dest.write_str("steps("));
try!(steps.to_css(dest));
if let StartEnd::Start = start_end {
try!(dest.write_str(", start"));
}
dest.write_str(")")
}
// https://drafts.csswg.org/css-transitions/#serializing-a-timing-function
impl ToCss for SpecifiedValue {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
match *self {
SpecifiedValue::CubicBezier(p1, p2) => {
try!(dest.write_str("cubic-bezier("));
try!(p1.x.to_css(dest));
try!(dest.write_str(", "));
try!(p1.y.to_css(dest));
try!(dest.write_str(", "));
try!(p2.x.to_css(dest));
try!(dest.write_str(", "));
try!(p2.y.to_css(dest));
dest.write_str(")")
},
SpecifiedValue::Steps(steps, start_end) => {
serialize_steps(dest, steps, start_end)
},
SpecifiedValue::Keyword(keyword) => {
match keyword {
FunctionKeyword::StepStart => {
serialize_steps(dest, specified::Integer::new(1), StartEnd::Start)
},
FunctionKeyword::StepEnd => {
serialize_steps(dest, specified::Integer::new(1), StartEnd::End)
},
_ => {
keyword.to_css(dest)
},
}
},
}
}
}
impl ToComputedValue for SpecifiedValue {
type ComputedValue = computed_value::T;
#[inline]
fn to_computed_value(&self, context: &Context) -> computed_value::T {
match *self {
SpecifiedValue::CubicBezier(p1, p2) => {
computed_value::T::CubicBezier(
Point2D::new(p1.x.to_computed_value(context), p1.y.to_computed_value(context)),
Point2D::new(p2.x.to_computed_value(context), p2.y.to_computed_value(context)))
},
SpecifiedValue::Steps(count, start_end) => {
computed_value::T::Steps(count.to_computed_value(context) as u32, start_end)
},
SpecifiedValue::Keyword(keyword) => keyword.to_computed_value(),
}
}
#[inline]
fn from_computed_value(computed: &computed_value::T) -> Self {
match *computed {
computed_value::T::CubicBezier(p1, p2) => {
SpecifiedValue::CubicBezier(
Point2D::new(Number::from_computed_value(&p1.x),
Number::from_computed_value(&p1.y)),
Point2D::new(Number::from_computed_value(&p2.x),
Number::from_computed_value(&p2.y)))
},
computed_value::T::Steps(count, start_end) => {
let int_count = count as i32;
SpecifiedValue::Steps(specified::Integer::from_computed_value(&int_count), start_end)
},
}
}
}
impl FunctionKeyword {
#[inline]
pub fn to_computed_value(&self) -> computed_value::T {
match *self {
FunctionKeyword::Ease => ease(),
FunctionKeyword::Linear => linear(),
FunctionKeyword::EaseIn => ease_in(),
FunctionKeyword::EaseOut => ease_out(),
FunctionKeyword::EaseInOut => ease_in_out(),
FunctionKeyword::StepStart => STEP_START,
FunctionKeyword::StepEnd => STEP_END,
}
}
}
use values::HasViewportPercentage;
no_viewport_percentage!(SpecifiedValue);
#[inline]
pub fn get_initial_value() -> computed_value::T {
ease()
}
#[inline]
pub fn get_initial_specified_value() -> SpecifiedValue {
SpecifiedValue::Keyword(FunctionKeyword::Ease)
}
pub fn parse(context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue,()> {
SpecifiedValue::parse(context, input)
}
</%helpers:vector_longhand>
<%helpers:vector_longhand name="transition-property"
allow_empty="True"
need_index="True"
animation_value_type="none"
extra_prefixes="moz webkit"
spec="https://drafts.csswg.org/css-transitions/#propdef-transition-property">
use values::computed::ComputedValueAsSpecified;
pub use properties::animated_properties::TransitionProperty;
pub use properties::animated_properties::TransitionProperty as SpecifiedValue;
pub mod computed_value {
use std::fmt;
use style_traits::ToCss;
// NB: Can't generate the type here because it needs all the longhands
// generated beforehand.
pub use super::SpecifiedValue as T;
}
pub fn parse(_context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue,()> {
SpecifiedValue::parse(input)
}
pub fn get_initial_specified_value() -> SpecifiedValue {
TransitionProperty::All
}
use values::HasViewportPercentage;
no_viewport_percentage!(SpecifiedValue);
impl ComputedValueAsSpecified for SpecifiedValue { }
</%helpers:vector_longhand>
<%helpers:vector_longhand name="transition-delay"
need_index="True"
animation_value_type="none"
extra_prefixes="moz webkit"
spec="https://drafts.csswg.org/css-transitions/#propdef-transition-delay">
pub use properties::longhands::transition_duration::single_value::SpecifiedValue;
pub use properties::longhands::transition_duration::single_value::computed_value;
pub use properties::longhands::transition_duration::single_value::{get_initial_value, get_initial_specified_value};
pub use properties::longhands::transition_duration::single_value::parse;
</%helpers:vector_longhand>
<%helpers:vector_longhand name="animation-name"
need_index="True"
animation_value_type="none",
extra_prefixes="moz webkit"
allowed_in_keyframe_block="False"
spec="https://drafts.csswg.org/css-animations/#propdef-animation-name">
use Atom;
use std::fmt;
use std::ops::Deref;
use style_traits::ToCss;
use values::computed::ComputedValueAsSpecified;
use values::{HasViewportPercentage, KeyframesName};
pub mod computed_value {
pub use super::SpecifiedValue as T;
}
#[derive(Clone, Debug, Hash, Eq, PartialEq)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub struct SpecifiedValue(pub Option<KeyframesName>);
impl SpecifiedValue {
/// As an Atom
pub fn as_atom(&self) -> Option< &Atom> {
self.0.as_ref().map(|n| n.as_atom())
}
}
#[inline]
pub fn get_initial_value() -> computed_value::T {
get_initial_specified_value()
}
#[inline]
pub fn get_initial_specified_value() -> SpecifiedValue {
SpecifiedValue(None)
}
impl fmt::Display for SpecifiedValue {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.to_css(f)
}
}
impl ToCss for SpecifiedValue {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
if let Some(ref name) = self.0 {
name.to_css(dest)
} else {
dest.write_str("none")
}
}
}
impl Parse for SpecifiedValue {
fn parse(context: &ParserContext, input: &mut ::cssparser::Parser) -> Result<Self, ()> {
if let Ok(name) = input.try(|input| KeyframesName::parse(context, input)) {
Ok(SpecifiedValue(Some(name)))
} else {
input.expect_ident_matching("none").map(|()| SpecifiedValue(None))
}
}
}
no_viewport_percentage!(SpecifiedValue);
pub fn parse(context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue,()> {
SpecifiedValue::parse(context, input)
}
impl ComputedValueAsSpecified for SpecifiedValue {}
</%helpers:vector_longhand>
<%helpers:vector_longhand name="animation-duration"
need_index="True"
animation_value_type="none",
extra_prefixes="moz webkit"
spec="https://drafts.csswg.org/css-animations/#propdef-animation-duration",
allowed_in_keyframe_block="False">
pub use properties::longhands::transition_duration::single_value::computed_value;
pub use properties::longhands::transition_duration::single_value::get_initial_specified_value;
pub use properties::longhands::transition_duration::single_value::{get_initial_value, parse};
pub use properties::longhands::transition_duration::single_value::SpecifiedValue;
</%helpers:vector_longhand>
<%helpers:vector_longhand name="animation-timing-function"
need_index="True"
animation_value_type="none",
extra_prefixes="moz webkit"
spec="https://drafts.csswg.org/css-animations/#propdef-animation-timing-function",
allowed_in_keyframe_block="True">
pub use properties::longhands::transition_timing_function::single_value::computed_value;
pub use properties::longhands::transition_timing_function::single_value::get_initial_value;
pub use properties::longhands::transition_timing_function::single_value::get_initial_specified_value;
pub use properties::longhands::transition_timing_function::single_value::parse;
pub use properties::longhands::transition_timing_function::single_value::SpecifiedValue;
</%helpers:vector_longhand>
<%helpers:vector_longhand name="animation-iteration-count"
need_index="True"
animation_value_type="none",
extra_prefixes="moz webkit"
spec="https://drafts.csswg.org/css-animations/#propdef-animation-iteration-count",
allowed_in_keyframe_block="False">
use std::fmt;
use style_traits::ToCss;
use values::computed::ComputedValueAsSpecified;
use values::HasViewportPercentage;
pub mod computed_value {
pub use super::SpecifiedValue as T;
}
// https://drafts.csswg.org/css-animations/#animation-iteration-count
#[derive(Debug, Clone, PartialEq)]
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
pub enum SpecifiedValue {
Number(f32),
Infinite,
}
impl Parse for SpecifiedValue {
fn parse(_context: &ParserContext, input: &mut ::cssparser::Parser) -> Result<Self, ()> {
if input.try(|input| input.expect_ident_matching("infinite")).is_ok() {
return Ok(SpecifiedValue::Infinite)
}
let number = try!(input.expect_number());
if number < 0.0 {
return Err(());
}
Ok(SpecifiedValue::Number(number))
}
}
impl ToCss for SpecifiedValue {
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
match *self {
SpecifiedValue::Number(n) => write!(dest, "{}", n),
SpecifiedValue::Infinite => dest.write_str("infinite"),
}
}
}
no_viewport_percentage!(SpecifiedValue);
#[inline]
pub fn get_initial_value() -> computed_value::T {
get_initial_specified_value()
}
#[inline]
pub fn get_initial_specified_value() -> SpecifiedValue {
SpecifiedValue::Number(1.0)
}
#[inline]
pub fn parse(context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue, ()> {
SpecifiedValue::parse(context, input)
}
impl ComputedValueAsSpecified for SpecifiedValue {}
</%helpers:vector_longhand>
<% animation_direction_custom_consts = { "alternate-reverse": "Alternate_reverse" } %>
${helpers.single_keyword("animation-direction",
"normal reverse alternate alternate-reverse",
need_index=True,
animation_value_type="none",
vector=True,
gecko_enum_prefix="PlaybackDirection",
custom_consts=animation_direction_custom_consts,
extra_prefixes="moz webkit",
spec="https://drafts.csswg.org/css-animations/#propdef-animation-direction",
allowed_in_keyframe_block=False)}
// animation-play-state is the exception to the rule for allowed_in_keyframe_block:
// https://drafts.csswg.org/css-animations/#keyframes
${helpers.single_keyword("animation-play-state",
"running paused",
need_clone=True,
need_index=True,
animation_value_type="none",
vector=True,
extra_prefixes="moz webkit",
spec="https://drafts.csswg.org/css-animations/#propdef-animation-play-state",
allowed_in_keyframe_block=True)}
${helpers.single_keyword("animation-fill-mode",
"none forwards backwards both",
need_index=True,
animation_value_type="none",
vector=True,
gecko_enum_prefix="FillMode",
extra_prefixes="moz webkit",
spec="https://drafts.csswg.org/css-animations/#propdef-animation-fill-mode",
allowed_in_keyframe_block=False)}
<%helpers:vector_longhand name="animation-delay"
need_index="True"
animation_value_type="none",
extra_prefixes="moz webkit",
spec="https://drafts.csswg.org/css-animations/#propdef-animation-delay",
allowed_in_keyframe_block="False">
pub use properties::longhands::transition_duration::single_value::computed_value;
pub use properties::longhands::transition_duration::single_value::get_initial_specified_value;
pub use properties::longhands::transition_duration::single_value::{get_initial_value, parse};
pub use properties::longhands::transition_duration::single_value::SpecifiedValue;
</%helpers:vector_longhand>
<%helpers:longhand products="gecko" name="scroll-snap-points-y" animation_value_type="none"
spec="Nonstandard (https://www.w3.org/TR/2015/WD-css-snappoints-1-20150326/#scroll-snap-points)">