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Create RGBAColor for colors compute to RGBA.

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This commit is contained in:
Xidorn Quan 2017-06-08 10:42:26 +10:00
parent d0d170767d
commit bf77f81ed6
12 changed files with 135 additions and 91 deletions
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33
components/layout/display_list_builder.rs
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@ -422,8 +422,7 @@ pub trait FragmentDisplayListBuilding {
bounds: &Rect<Au>,
stops: &[GradientItem],
direction: &LineDirection,
repeating: bool,
style: &ServoComputedValues)
repeating: bool)
-> display_list::Gradient;
fn convert_radial_gradient(&self,
@ -431,8 +430,7 @@ pub trait FragmentDisplayListBuilding {
stops: &[GradientItem],
shape: &EndingShape,
center: &Position,
repeating: bool,
style: &ServoComputedValues)
repeating: bool)
-> display_list::RadialGradient;
/// Adds the display items necessary to paint the background linear gradient of this fragment
@ -634,8 +632,7 @@ fn build_border_radius_for_inner_rect(outer_rect: &Rect<Au>,
}
fn convert_gradient_stops(gradient_items: &[GradientItem],
total_length: Au,
style: &ServoComputedValues) -> Vec<GradientStop> {
total_length: Au) -> Vec<GradientStop> {
// Determine the position of each stop per CSS-IMAGES § 3.4.
// Only keep the color stops, discard the color interpolation hints.
@ -722,7 +719,7 @@ fn convert_gradient_stops(gradient_items: &[GradientItem],
};
stops.push(GradientStop {
offset: offset,
color: style.resolve_color(stop.color).to_gfx_color()
color: stop.color.to_gfx_color()
})
}
stops
@ -1192,8 +1189,7 @@ impl FragmentDisplayListBuilding for Fragment {
bounds: &Rect<Au>,
stops: &[GradientItem],
direction: &LineDirection,
repeating: bool,
style: &ServoComputedValues)
repeating: bool)
-> display_list::Gradient {
let angle = match *direction {
LineDirection::Angle(angle) => angle.radians(),
@ -1234,7 +1230,7 @@ impl FragmentDisplayListBuilding for Fragment {
let length = Au::from_f32_px(
(delta.x.to_f32_px() * 2.0).hypot(delta.y.to_f32_px() * 2.0));
let mut stops = convert_gradient_stops(stops, length, style);
let mut stops = convert_gradient_stops(stops, length);
// Only clamped gradients need to be fixed because in repeating gradients
// there is no "first" or "last" stop because they repeat infinitly in
@ -1258,8 +1254,7 @@ impl FragmentDisplayListBuilding for Fragment {
stops: &[GradientItem],
shape: &EndingShape,
center: &Position,
repeating: bool,
style: &ServoComputedValues)
repeating: bool)
-> display_list::RadialGradient {
let center = Point2D::new(center.horizontal.to_used_value(bounds.size.width),
center.vertical.to_used_value(bounds.size.height));
@ -1278,7 +1273,7 @@ impl FragmentDisplayListBuilding for Fragment {
},
};
let mut stops = convert_gradient_stops(stops, radius.width, style);
let mut stops = convert_gradient_stops(stops, radius.width);
// Repeating gradients have no last stops that can be ignored. So
// fixup is not necessary but may actually break the gradient.
if !repeating {
@ -1322,8 +1317,7 @@ impl FragmentDisplayListBuilding for Fragment {
let gradient = self.convert_linear_gradient(&bounds,
&gradient.items[..],
angle_or_corner,
gradient.repeating,
style);
gradient.repeating);
DisplayItem::Gradient(box GradientDisplayItem {
base: base,
gradient: gradient,
@ -1334,8 +1328,7 @@ impl FragmentDisplayListBuilding for Fragment {
&gradient.items[..],
shape,
center,
gradient.repeating,
style);
gradient.repeating);
DisplayItem::RadialGradient(box RadialGradientDisplayItem {
base: base,
gradient: gradient,
@ -1459,8 +1452,7 @@ impl FragmentDisplayListBuilding for Fragment {
let grad = self.convert_linear_gradient(&bounds,
&gradient.items[..],
&angle_or_corner,
gradient.repeating,
style);
gradient.repeating);
state.add_display_item(DisplayItem::Border(box BorderDisplayItem {
base: base,
@ -1478,8 +1470,7 @@ impl FragmentDisplayListBuilding for Fragment {
&gradient.items[..],
shape,
center,
gradient.repeating,
style);
gradient.repeating);
state.add_display_item(DisplayItem::Border(box BorderDisplayItem {
base: base,
border_widths: border.to_physical(style.writing_mode),