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https://github.com/servo/servo.git
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Use generics for the vertical-align property
This commit is contained in:
parent
19cbea23a8
commit
542a9337a4
13 changed files with 202 additions and 178 deletions
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@ -42,7 +42,7 @@ use std::collections::LinkedList;
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use std::sync::{Arc, Mutex};
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use style::computed_values::{border_collapse, box_sizing, clear, color, display, mix_blend_mode};
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use style::computed_values::{overflow_wrap, overflow_x, position, text_decoration_line};
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use style::computed_values::{transform_style, vertical_align, white_space, word_break};
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use style::computed_values::{transform_style, white_space, word_break};
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use style::computed_values::content::ContentItem;
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use style::logical_geometry::{Direction, LogicalMargin, LogicalRect, LogicalSize, WritingMode};
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use style::properties::ComputedValues;
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@ -52,6 +52,7 @@ use style::servo::restyle_damage::RECONSTRUCT_FLOW;
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use style::str::char_is_whitespace;
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use style::values::{self, Either, Auto};
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use style::values::computed::{LengthOrPercentage, LengthOrPercentageOrAuto};
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use style::values::generics::box_::VerticalAlign;
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use text;
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use text::TextRunScanner;
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use webrender_api;
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@ -2222,8 +2223,8 @@ impl Fragment {
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// FIXME(#5624, pcwalton): This passes our current reftests but isn't the right thing
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// to do.
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match style.get_box().vertical_align {
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vertical_align::T::baseline => {}
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vertical_align::T::middle => {
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VerticalAlign::Baseline => {}
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VerticalAlign::Middle => {
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let font_metrics = with_thread_local_font_context(layout_context, |font_context| {
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text::font_metrics_for_style(font_context, self.style.clone_font())
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});
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@ -2231,42 +2232,41 @@ impl Fragment {
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content_inline_metrics.space_below_baseline -
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font_metrics.x_height).scale_by(0.5)
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}
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vertical_align::T::sub => {
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VerticalAlign::Sub => {
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offset += minimum_line_metrics.space_needed()
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.scale_by(FONT_SUBSCRIPT_OFFSET_RATIO)
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}
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vertical_align::T::super_ => {
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VerticalAlign::Super => {
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offset -= minimum_line_metrics.space_needed()
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.scale_by(FONT_SUPERSCRIPT_OFFSET_RATIO)
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}
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vertical_align::T::text_top => {
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VerticalAlign::TextTop => {
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offset = self.content_inline_metrics(layout_context).ascent -
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minimum_line_metrics.space_above_baseline
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}
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vertical_align::T::text_bottom => {
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VerticalAlign::TextBottom => {
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offset = minimum_line_metrics.space_below_baseline -
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self.content_inline_metrics(layout_context).space_below_baseline
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}
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vertical_align::T::top => {
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VerticalAlign::Top => {
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if let Some(actual_line_metrics) = actual_line_metrics {
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offset = content_inline_metrics.ascent -
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actual_line_metrics.space_above_baseline
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}
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}
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vertical_align::T::bottom => {
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VerticalAlign::Bottom => {
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if let Some(actual_line_metrics) = actual_line_metrics {
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offset = actual_line_metrics.space_below_baseline -
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content_inline_metrics.space_below_baseline
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}
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}
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vertical_align::T::LengthOrPercentage(LengthOrPercentage::Length(length)) => {
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VerticalAlign::Length(LengthOrPercentage::Length(length)) => {
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offset -= length
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}
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vertical_align::T::LengthOrPercentage(LengthOrPercentage::Percentage(
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percentage)) => {
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VerticalAlign::Length(LengthOrPercentage::Percentage(percentage)) => {
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offset -= minimum_line_metrics.space_needed().scale_by(percentage.0)
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}
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vertical_align::T::LengthOrPercentage(LengthOrPercentage::Calc(formula)) => {
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VerticalAlign::Length(LengthOrPercentage::Calc(formula)) => {
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offset -= formula.to_used_value(Some(minimum_line_metrics.space_needed())).unwrap()
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}
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}
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@ -2824,13 +2824,13 @@ impl Fragment {
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/// `vertical-align` set to `top` or `bottom`.
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pub fn is_vertically_aligned_to_top_or_bottom(&self) -> bool {
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match self.style.get_box().vertical_align {
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vertical_align::T::top | vertical_align::T::bottom => return true,
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VerticalAlign::Top | VerticalAlign::Bottom => return true,
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_ => {}
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}
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if let Some(ref inline_context) = self.inline_context {
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for node in &inline_context.nodes {
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match node.style.get_box().vertical_align {
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vertical_align::T::top | vertical_align::T::bottom => return true,
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VerticalAlign::Top | VerticalAlign::Bottom => return true,
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_ => {}
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}
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}
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@ -34,6 +34,7 @@ use style::computed_values::{vertical_align, white_space};
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use style::logical_geometry::{LogicalRect, LogicalSize, WritingMode};
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use style::properties::{longhands, ComputedValues};
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use style::servo::restyle_damage::{BUBBLE_ISIZES, REFLOW, REFLOW_OUT_OF_FLOW, RESOLVE_GENERATED_CONTENT};
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use style::values::generics::box_::VerticalAlign;
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use text;
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use traversal::PreorderFlowTraversal;
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use unicode_bidi as bidi;
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@ -1136,12 +1137,12 @@ impl InlineFlow {
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let mut largest_block_size_for_top_fragments = Au(0);
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let mut largest_block_size_for_bottom_fragments = Au(0);
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// We use `vertical_align::T::baseline` here because `vertical-align` must not apply to
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// the inside of inline blocks.
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// We use `VerticalAlign::Baseline` here because `vertical-align` must
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// not apply to the inside of inline blocks.
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update_line_metrics_for_fragment(&mut line_metrics,
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&inline_metrics,
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style.get_box().display,
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vertical_align::T::baseline,
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VerticalAlign::Baseline,
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&mut largest_block_size_for_top_fragments,
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&mut largest_block_size_for_bottom_fragments);
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@ -1182,19 +1183,19 @@ impl InlineFlow {
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largest_block_size_for_top_fragments: &mut Au,
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largest_block_size_for_bottom_fragments: &mut Au) {
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match (display_value, vertical_align_value) {
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(display::T::inline, vertical_align::T::top) |
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(display::T::block, vertical_align::T::top) |
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(display::T::inline_flex, vertical_align::T::top) |
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(display::T::inline_block, vertical_align::T::top) if
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(display::T::inline, VerticalAlign::Top) |
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(display::T::block, VerticalAlign::Top) |
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(display::T::inline_flex, VerticalAlign::Top) |
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(display::T::inline_block, VerticalAlign::Top) if
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inline_metrics.space_above_baseline >= Au(0) => {
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*largest_block_size_for_top_fragments = max(
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*largest_block_size_for_top_fragments,
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inline_metrics.space_above_baseline + inline_metrics.space_below_baseline)
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}
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(display::T::inline, vertical_align::T::bottom) |
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(display::T::block, vertical_align::T::bottom) |
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(display::T::inline_flex, vertical_align::T::bottom) |
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(display::T::inline_block, vertical_align::T::bottom) if
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(display::T::inline, VerticalAlign::Bottom) |
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(display::T::block, VerticalAlign::Bottom) |
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(display::T::inline_flex, VerticalAlign::Bottom) |
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(display::T::inline_block, VerticalAlign::Bottom) if
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inline_metrics.space_below_baseline >= Au(0) => {
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*largest_block_size_for_bottom_fragments = max(
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*largest_block_size_for_bottom_fragments,
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@ -18,10 +18,11 @@ use layout_debug;
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use model::MaybeAuto;
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use script_layout_interface::wrapper_traits::ThreadSafeLayoutNode;
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use std::fmt;
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use style::computed_values::{border_collapse, border_top_style, vertical_align};
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use style::computed_values::{border_collapse, border_top_style};
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use style::logical_geometry::{LogicalMargin, LogicalRect, LogicalSize, WritingMode};
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use style::properties::ComputedValues;
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use style::values::computed::Color;
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use style::values::generics::box_::VerticalAlign;
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use table::InternalTable;
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use table_row::{CollapsedBorder, CollapsedBorderProvenance};
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@ -124,11 +125,11 @@ impl TableCellFlow {
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self.block_flow.fragment.border_padding.block_start_end();
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let kids_self_gap = self_size - kids_size;
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// This offset should also account for vertical_align::T::baseline.
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// This offset should also account for VerticalAlign::Baseline.
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// Need max cell ascent from the first row of this cell.
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let offset = match self.block_flow.fragment.style().get_box().vertical_align {
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vertical_align::T::middle => kids_self_gap / 2,
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vertical_align::T::bottom => kids_self_gap,
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VerticalAlign::Middle => kids_self_gap / 2,
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VerticalAlign::Bottom => kids_self_gap,
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_ => Au(0),
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};
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if offset == Au(0) {
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@ -12,13 +12,14 @@ use app_units::Au;
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use gecko::values::{convert_rgba_to_nscolor, GeckoStyleCoordConvertible};
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use gecko_bindings::bindings::{Gecko_CreateGradient, Gecko_SetGradientImageValue, Gecko_SetLayerImageImageValue};
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use gecko_bindings::bindings::{Gecko_InitializeImageCropRect, Gecko_SetImageElement};
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use gecko_bindings::structs::{nsCSSUnit, nsStyleCoord_CalcValue, nsStyleImage};
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use gecko_bindings::structs::{nsresult, SheetType};
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use gecko_bindings::structs::{self, nsCSSUnit, nsStyleCoord_CalcValue};
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use gecko_bindings::structs::{nsStyleImage, nsresult, SheetType};
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use gecko_bindings::sugar::ns_style_coord::{CoordDataValue, CoordData, CoordDataMut};
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use std::f32::consts::PI;
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use stylesheets::{Origin, RulesMutateError};
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use values::computed::{Angle, CalcLengthOrPercentage, Gradient, Image};
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use values::computed::{LengthOrPercentage, LengthOrPercentageOrAuto, Percentage};
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use values::generics::box_::VerticalAlign;
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use values::generics::grid::TrackSize;
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use values::generics::image::{CompatMode, Image as GenericImage, GradientItem};
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use values::generics::rect::Rect;
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@ -920,6 +921,26 @@ impl<T> Rect<T> where T: GeckoStyleCoordConvertible {
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}
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}
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impl<L> VerticalAlign<L> {
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/// Converts an enumerated value coming from Gecko to a `VerticalAlign<L>`.
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pub fn from_gecko_keyword(value: u32) -> Self {
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match value {
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structs::NS_STYLE_VERTICAL_ALIGN_BASELINE => VerticalAlign::Baseline,
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structs::NS_STYLE_VERTICAL_ALIGN_SUB => VerticalAlign::Sub,
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structs::NS_STYLE_VERTICAL_ALIGN_SUPER => VerticalAlign::Super,
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structs::NS_STYLE_VERTICAL_ALIGN_TOP => VerticalAlign::Top,
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structs::NS_STYLE_VERTICAL_ALIGN_TEXT_TOP => VerticalAlign::TextTop,
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structs::NS_STYLE_VERTICAL_ALIGN_MIDDLE => VerticalAlign::Middle,
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structs::NS_STYLE_VERTICAL_ALIGN_BOTTOM => VerticalAlign::Bottom,
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structs::NS_STYLE_VERTICAL_ALIGN_TEXT_BOTTOM => VerticalAlign::TextBottom,
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structs::NS_STYLE_VERTICAL_ALIGN_MIDDLE_WITH_BASELINE => {
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VerticalAlign::MozMiddleWithBaseline
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},
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_ => panic!("unexpected enumerated value for vertical-align"),
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}
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}
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}
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/// Convert to String from given chars pointer.
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pub unsafe fn string_from_chars_pointer(p: *const u16) -> String {
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use std::slice;
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@ -2904,33 +2904,41 @@ fn static_assert() {
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}
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pub fn set_vertical_align(&mut self, v: longhands::vertical_align::computed_value::T) {
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<% keyword = data.longhands_by_name["vertical-align"].keyword %>
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use properties::longhands::vertical_align::computed_value::T;
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// FIXME: Align binary representations and ditch |match| for cast + static_asserts
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match v {
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% for value in keyword.values_for('gecko'):
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T::${to_rust_ident(value)} =>
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self.gecko.mVerticalAlign.set_value(
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CoordDataValue::Enumerated(structs::${keyword.gecko_constant(value)})),
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% endfor
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T::LengthOrPercentage(v) => self.gecko.mVerticalAlign.set(v),
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}
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use values::generics::box_::VerticalAlign;
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let value = match v {
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VerticalAlign::Baseline => structs::NS_STYLE_VERTICAL_ALIGN_BASELINE,
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VerticalAlign::Sub => structs::NS_STYLE_VERTICAL_ALIGN_SUB,
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VerticalAlign::Super => structs::NS_STYLE_VERTICAL_ALIGN_SUPER,
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VerticalAlign::Top => structs::NS_STYLE_VERTICAL_ALIGN_TOP,
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VerticalAlign::TextTop => structs::NS_STYLE_VERTICAL_ALIGN_TEXT_TOP,
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VerticalAlign::Middle => structs::NS_STYLE_VERTICAL_ALIGN_MIDDLE,
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VerticalAlign::Bottom => structs::NS_STYLE_VERTICAL_ALIGN_BOTTOM,
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VerticalAlign::TextBottom => structs::NS_STYLE_VERTICAL_ALIGN_TEXT_BOTTOM,
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VerticalAlign::MozMiddleWithBaseline => {
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structs::NS_STYLE_VERTICAL_ALIGN_MIDDLE_WITH_BASELINE
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},
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VerticalAlign::Length(length) => {
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self.gecko.mVerticalAlign.set(length);
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return;
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},
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};
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self.gecko.mVerticalAlign.set_value(CoordDataValue::Enumerated(value));
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}
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pub fn clone_vertical_align(&self) -> longhands::vertical_align::computed_value::T {
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use properties::longhands::vertical_align::computed_value::T;
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use values::computed::LengthOrPercentage;
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use values::generics::box_::VerticalAlign;
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match self.gecko.mVerticalAlign.as_value() {
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% for value in keyword.values_for('gecko'):
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CoordDataValue::Enumerated(structs::${keyword.gecko_constant(value)}) => T::${to_rust_ident(value)},
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% endfor
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CoordDataValue::Enumerated(_) => panic!("Unexpected enum variant for vertical-align"),
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let gecko = &self.gecko.mVerticalAlign;
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match gecko.as_value() {
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CoordDataValue::Enumerated(value) => VerticalAlign::from_gecko_keyword(value),
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_ => {
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let v = LengthOrPercentage::from_gecko_style_coord(&self.gecko.mVerticalAlign)
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.expect("Expected length or percentage for vertical-align");
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T::LengthOrPercentage(v)
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}
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VerticalAlign::Length(
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LengthOrPercentage::from_gecko_style_coord(gecko).expect(
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"expected <length-percentage> for vertical-align",
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),
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)
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},
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}
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}
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@ -24,7 +24,6 @@ use properties::longhands::line_height::computed_value::T as LineHeight;
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use properties::longhands::transform::computed_value::ComputedMatrix;
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use properties::longhands::transform::computed_value::ComputedOperation as TransformOperation;
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use properties::longhands::transform::computed_value::T as TransformList;
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use properties::longhands::vertical_align::computed_value::T as VerticalAlign;
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use properties::longhands::visibility::computed_value::T as Visibility;
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#[cfg(feature = "gecko")] use properties::{PropertyId, PropertyDeclarationId, LonghandId};
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#[cfg(feature = "gecko")] use properties::{ShorthandId};
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@ -787,11 +786,6 @@ impl ToAnimatedZero for Visibility {
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}
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}
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impl ToAnimatedZero for VerticalAlign {
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#[inline]
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fn to_animated_zero(&self) -> Result<Self, ()> { Err(()) }
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}
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/// https://drafts.csswg.org/css-transitions/#animtype-lpcalc
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impl Animate for CalcLengthOrPercentage {
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#[inline]
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@ -307,125 +307,15 @@ ${helpers.single_keyword("position", "static absolute relative fixed",
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</%helpers:longhand>
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<%helpers:longhand name="vertical-align" animation_value_type="ComputedValue"
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${helpers.predefined_type(
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"vertical-align",
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"VerticalAlign",
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"computed::VerticalAlign::baseline()",
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animation_value_type="ComputedValue",
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flags="APPLIES_TO_FIRST_LETTER APPLIES_TO_FIRST_LINE APPLIES_TO_PLACEHOLDER",
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spec="https://www.w3.org/TR/CSS2/visudet.html#propdef-vertical-align">
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use std::fmt;
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use style_traits::ToCss;
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use values::specified::AllowQuirks;
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<% vertical_align = data.longhands_by_name["vertical-align"] %>
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<% vertical_align.keyword = Keyword("vertical-align",
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"baseline sub super top text-top middle bottom text-bottom",
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extra_gecko_values="-moz-middle-with-baseline") %>
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<% vertical_align_keywords = vertical_align.keyword.values_for(product) %>
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${helpers.gecko_keyword_conversion(vertical_align.keyword)}
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/// The `vertical-align` value.
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#[allow(non_camel_case_types)]
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#[derive(Clone, Debug, PartialEq)]
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#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
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pub enum SpecifiedValue {
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% for keyword in vertical_align_keywords:
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${to_rust_ident(keyword)},
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% endfor
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LengthOrPercentage(specified::LengthOrPercentage),
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}
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impl ToCss for SpecifiedValue {
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fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
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match *self {
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% for keyword in vertical_align_keywords:
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SpecifiedValue::${to_rust_ident(keyword)} => dest.write_str("${keyword}"),
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% endfor
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SpecifiedValue::LengthOrPercentage(ref value) => value.to_css(dest),
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}
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}
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}
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/// baseline | sub | super | top | text-top | middle | bottom | text-bottom
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/// | <percentage> | <length>
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pub fn parse<'i, 't>(context: &ParserContext, input: &mut Parser<'i, 't>)
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-> Result<SpecifiedValue, ParseError<'i>> {
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if let Ok(lop) = input.try(|i| specified::LengthOrPercentage::parse_quirky(context, i, AllowQuirks::Yes)) {
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return Ok(SpecifiedValue::LengthOrPercentage(lop));
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}
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try_match_ident_ignore_ascii_case! { input.expect_ident()?,
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% for keyword in vertical_align_keywords:
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"${keyword}" => Ok(SpecifiedValue::${to_rust_ident(keyword)}),
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% endfor
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}
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}
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/// The computed value for `vertical-align`.
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pub mod computed_value {
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use std::fmt;
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use style_traits::ToCss;
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use values::computed;
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/// The keywords are the same, and the `LengthOrPercentage` is computed
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/// here.
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#[allow(non_camel_case_types)]
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#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
|
||||
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, PartialEq)]
|
||||
pub enum T {
|
||||
% for keyword in vertical_align_keywords:
|
||||
#[animation(error)] // only animatable as a length
|
||||
${to_rust_ident(keyword)},
|
||||
% endfor
|
||||
LengthOrPercentage(computed::LengthOrPercentage),
|
||||
}
|
||||
impl ToCss for T {
|
||||
fn to_css<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
|
||||
match *self {
|
||||
% for keyword in vertical_align_keywords:
|
||||
T::${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>
|
||||
|
||||
spec="https://www.w3.org/TR/CSS2/visudet.html#propdef-vertical-align",
|
||||
)}
|
||||
|
||||
// CSS 2.1, Section 11 - Visual effects
|
||||
|
||||
|
|
11
components/style/values/computed/box.rs
Normal file
11
components/style/values/computed/box.rs
Normal file
|
@ -0,0 +1,11 @@
|
|||
/* 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/. */
|
||||
|
||||
//! Computed types for box properties.
|
||||
|
||||
use values::computed::length::LengthOrPercentage;
|
||||
use values::generics::box_::VerticalAlign as GenericVerticalAlign;
|
||||
|
||||
/// A computed value for the `vertical-align` property.
|
||||
pub type VerticalAlign = GenericVerticalAlign<LengthOrPercentage>;
|
|
@ -34,6 +34,7 @@ pub use self::angle::Angle;
|
|||
pub use self::background::BackgroundSize;
|
||||
pub use self::border::{BorderImageSlice, BorderImageWidth, BorderImageSideWidth};
|
||||
pub use self::border::{BorderRadius, BorderCornerRadius};
|
||||
pub use self::box_::VerticalAlign;
|
||||
pub use self::color::{Color, RGBAColor};
|
||||
pub use self::effects::{BoxShadow, Filter, SimpleShadow};
|
||||
pub use self::flex::FlexBasis;
|
||||
|
@ -60,6 +61,8 @@ pub mod angle;
|
|||
pub mod background;
|
||||
pub mod basic_shape;
|
||||
pub mod border;
|
||||
#[path = "box.rs"]
|
||||
pub mod box_;
|
||||
pub mod color;
|
||||
pub mod effects;
|
||||
pub mod flex;
|
||||
|
|
49
components/style/values/generics/box.rs
Normal file
49
components/style/values/generics/box.rs
Normal file
|
@ -0,0 +1,49 @@
|
|||
/* 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/. */
|
||||
|
||||
//! Generic types for box properties.
|
||||
|
||||
use values::animated::ToAnimatedZero;
|
||||
|
||||
/// A generic value for the `vertical-align` property.
|
||||
#[cfg_attr(feature = "servo", derive(HeapSizeOf))]
|
||||
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, PartialEq)]
|
||||
#[derive(ToComputedValue, ToCss)]
|
||||
pub enum VerticalAlign<LengthOrPercentage> {
|
||||
/// `baseline`
|
||||
Baseline,
|
||||
/// `sub`
|
||||
Sub,
|
||||
/// `super`
|
||||
Super,
|
||||
/// `top`
|
||||
Top,
|
||||
/// `text-top`
|
||||
TextTop,
|
||||
/// `middle`
|
||||
Middle,
|
||||
/// `bottom`
|
||||
Bottom,
|
||||
/// `text-bottom`
|
||||
TextBottom,
|
||||
/// `-moz-middle-with-baseline`
|
||||
#[cfg(feature = "gecko")]
|
||||
MozMiddleWithBaseline,
|
||||
/// `<length-percentage>`
|
||||
Length(LengthOrPercentage),
|
||||
}
|
||||
|
||||
impl<L> VerticalAlign<L> {
|
||||
/// Returns `baseline`.
|
||||
#[inline]
|
||||
pub fn baseline() -> Self {
|
||||
VerticalAlign::Baseline
|
||||
}
|
||||
}
|
||||
|
||||
impl<L> ToAnimatedZero for VerticalAlign<L> {
|
||||
fn to_animated_zero(&self) -> Result<Self, ()> {
|
||||
Err(())
|
||||
}
|
||||
}
|
|
@ -15,6 +15,8 @@ use super::CustomIdent;
|
|||
pub mod background;
|
||||
pub mod basic_shape;
|
||||
pub mod border;
|
||||
#[path = "box.rs"]
|
||||
pub mod box_;
|
||||
pub mod effects;
|
||||
pub mod flex;
|
||||
#[cfg(feature = "gecko")]
|
||||
|
|
41
components/style/values/specified/box.rs
Normal file
41
components/style/values/specified/box.rs
Normal file
|
@ -0,0 +1,41 @@
|
|||
/* 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/. */
|
||||
|
||||
//! Specified types for box properties.
|
||||
|
||||
use cssparser::Parser;
|
||||
use parser::{Parse, ParserContext};
|
||||
use style_traits::ParseError;
|
||||
use values::generics::box_::VerticalAlign as GenericVerticalAlign;
|
||||
use values::specified::AllowQuirks;
|
||||
use values::specified::length::LengthOrPercentage;
|
||||
|
||||
/// A specified value for the `vertical-align` property.
|
||||
pub type VerticalAlign = GenericVerticalAlign<LengthOrPercentage>;
|
||||
|
||||
impl Parse for VerticalAlign {
|
||||
fn parse<'i, 't>(
|
||||
context: &ParserContext,
|
||||
input: &mut Parser<'i, 't>,
|
||||
) -> Result<Self, ParseError<'i>> {
|
||||
if let Ok(lop) = input.try(|i| LengthOrPercentage::parse_quirky(context, i, AllowQuirks::Yes)) {
|
||||
return Ok(GenericVerticalAlign::Length(lop));
|
||||
}
|
||||
|
||||
try_match_ident_ignore_ascii_case! { input.expect_ident()?,
|
||||
"baseline" => Ok(GenericVerticalAlign::Baseline),
|
||||
"sub" => Ok(GenericVerticalAlign::Sub),
|
||||
"super" => Ok(GenericVerticalAlign::Super),
|
||||
"top" => Ok(GenericVerticalAlign::Top),
|
||||
"text-top" => Ok(GenericVerticalAlign::TextTop),
|
||||
"middle" => Ok(GenericVerticalAlign::Middle),
|
||||
"bottom" => Ok(GenericVerticalAlign::Bottom),
|
||||
"text-bottom" => Ok(GenericVerticalAlign::TextBottom),
|
||||
#[cfg(feature = "gecko")]
|
||||
"-moz-middle-with-baseline" => {
|
||||
Ok(GenericVerticalAlign::MozMiddleWithBaseline)
|
||||
},
|
||||
}
|
||||
}
|
||||
}
|
|
@ -31,6 +31,7 @@ pub use self::align::{AlignItems, AlignJustifyContent, AlignJustifySelf, Justify
|
|||
pub use self::background::BackgroundSize;
|
||||
pub use self::border::{BorderCornerRadius, BorderImageSlice, BorderImageWidth};
|
||||
pub use self::border::{BorderImageSideWidth, BorderRadius, BorderSideWidth};
|
||||
pub use self::box_::VerticalAlign;
|
||||
pub use self::color::{Color, RGBAColor};
|
||||
pub use self::effects::{BoxShadow, Filter, SimpleShadow};
|
||||
pub use self::flex::FlexBasis;
|
||||
|
@ -60,6 +61,8 @@ pub mod angle;
|
|||
pub mod background;
|
||||
pub mod basic_shape;
|
||||
pub mod border;
|
||||
#[path = "box.rs"]
|
||||
pub mod box_;
|
||||
pub mod calc;
|
||||
pub mod color;
|
||||
pub mod effects;
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue