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LibWeb: Store clip border radii in CSSPixels instead of DevicePixels

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Paintable boxes should not hold information stored in device pixels.
It should be converted from CSS pixels only by the time painting
command recording occurs.
This commit is contained in:
Aliaksandr Kalenik 2024-01-30 09:45:10 +01:00 • committed by Andreas Kling
parent 41f57a5477
commit d27b376699
5 changed files with 13 additions and 10 deletions
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2
Userland/Libraries/LibWeb/HTML/Navigable.cpp
View file

@ -2085,7 +2085,7 @@ void Navigable::paint(Painting::RecordingPainter& recording_painter, PaintConfig
HashMap<Painting::PaintableBox const*, Painting::ViewportPaintable::ScrollFrame> scroll_frames;
if (is_traversable()) {
document->paintable()->assign_scroll_frame_ids(scroll_frames);
document->paintable()->assign_clip_rectangles(context);
document->paintable()->assign_clip_rectangles();
}
document->paintable()->paint_all_phases(context);

8
Userland/Libraries/LibWeb/Painting/PaintableBox.cpp
View file

@ -412,7 +412,9 @@ void PaintableBox::apply_clip_overflow_rect(PaintContext& context, PaintPhase ph
if (m_corner_clip_radii.has_value()) {
VERIFY(!m_corner_clipper_id.has_value());
m_corner_clipper_id = context.allocate_corner_clipper_id();
context.recording_painter().sample_under_corners(*m_corner_clipper_id, *m_corner_clip_radii, context.rounded_device_rect(overflow_clip_rect).to_type<int>(), CornerClip::Outside);
auto corner_radii = m_corner_clip_radii->as_corners(context);
if (corner_radii.has_any_radius())
context.recording_painter().sample_under_corners(*m_corner_clipper_id, m_corner_clip_radii->as_corners(context), context.rounded_device_rect(overflow_clip_rect).to_type<int>(), CornerClip::Outside);
}
}
}
@ -426,7 +428,9 @@ void PaintableBox::clear_clip_overflow_rect(PaintContext& context, PaintPhase ph
m_clipping_overflow = false;
if (m_corner_clip_radii.has_value()) {
VERIFY(m_corner_clipper_id.has_value());
context.recording_painter().blit_corner_clipping(*m_corner_clipper_id, context.rounded_device_rect(*m_clip_rect).to_type<int>());
auto corner_radii = m_corner_clip_radii->as_corners(context);
if (corner_radii.has_any_radius())
context.recording_painter().blit_corner_clipping(*m_corner_clipper_id, context.rounded_device_rect(*m_clip_rect).to_type<int>());
m_corner_clipper_id = {};
}
context.recording_painter().restore();

4
Userland/Libraries/LibWeb/Painting/PaintableBox.h
View file

@ -196,7 +196,7 @@ public:
void set_clip_rect(Optional<CSSPixelRect> rect) { m_clip_rect = rect; }
void set_scroll_frame_id(int id) { m_scroll_frame_id = id; }
void set_enclosing_scroll_frame_offset(CSSPixelPoint offset) { m_enclosing_scroll_frame_offset = offset; }
void set_corner_clip_radii(CornerRadii const& corner_radii) { m_corner_clip_radii = corner_radii; }
void set_corner_clip_radii(BorderRadiiData const& corner_radii) { m_corner_clip_radii = corner_radii; }
protected:
explicit PaintableBox(Layout::Box const&);
@ -228,7 +228,7 @@ private:
Optional<CSSPixelRect> m_clip_rect;
Optional<int> m_scroll_frame_id;
Optional<CSSPixelPoint> m_enclosing_scroll_frame_offset;
Optional<CornerRadii> m_corner_clip_radii;
Optional<BorderRadiiData> m_corner_clip_radii;
Optional<BordersDataWithElementKind> m_override_borders_data;
Optional<TableCellCoordinates> m_table_cell_coordinates;

7
Userland/Libraries/LibWeb/Painting/ViewportPaintable.cpp
View file

@ -95,7 +95,7 @@ void ViewportPaintable::assign_scroll_frame_ids(HashMap<Painting::PaintableBox c
});
}
void ViewportPaintable::assign_clip_rectangles(PaintContext const& context)
void ViewportPaintable::assign_clip_rectangles()
{
HashMap<Paintable const*, CSSPixelRect> clip_rects;
// Calculate clip rects for all boxes that either have hidden overflow or a CSS clip property.
@ -129,10 +129,9 @@ void ViewportPaintable::assign_clip_rectangles(PaintContext const& context)
for (auto block = paintable_box.containing_block(); block; block = block->containing_block()) {
if (auto containing_block_clip_rect = clip_rects.get(block->paintable()); containing_block_clip_rect.has_value()) {
auto border_radii_data = block->paintable_box()->normalized_border_radii_data(ShrinkRadiiForBorders::Yes);
CornerRadii corner_radii = border_radii_data.as_corners(context);
if (corner_radii.has_any_radius()) {
if (border_radii_data.has_any_radius()) {
// FIXME: Border radii of all boxes in containing block chain should be taken into account instead of just the closest one.
const_cast<PaintableBox&>(paintable_box).set_corner_clip_radii(corner_radii);
const_cast<PaintableBox&>(paintable_box).set_corner_clip_radii(border_radii_data);
}
clip_rect = *containing_block_clip_rect;
break;

2
Userland/Libraries/LibWeb/Painting/ViewportPaintable.h
View file

@ -25,7 +25,7 @@ public:
CSSPixelPoint offset;
};
void assign_scroll_frame_ids(HashMap<Painting::PaintableBox const*, ScrollFrame>&) const;
void assign_clip_rectangles(PaintContext const&);
void assign_clip_rectangles();
private:
void build_stacking_context_tree();