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path: root/Userland/Libraries/LibWeb/Painting/BackgroundPainting.cpp
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-rw-r--r--Userland/Libraries/LibWeb/Painting/BackgroundPainting.cpp76
1 files changed, 42 insertions, 34 deletions
diff --git a/Userland/Libraries/LibWeb/Painting/BackgroundPainting.cpp b/Userland/Libraries/LibWeb/Painting/BackgroundPainting.cpp
index 51053dda09..14cc8d478d 100644
--- a/Userland/Libraries/LibWeb/Painting/BackgroundPainting.cpp
+++ b/Userland/Libraries/LibWeb/Painting/BackgroundPainting.cpp
@@ -20,28 +20,44 @@ void paint_background(PaintContext& context, Layout::NodeWithStyleAndBoxModelMet
{
auto& painter = context.painter();
- auto get_box = [&](CSS::BackgroundBox box) {
- auto box_rect = border_rect;
- switch (box) {
+ struct BackgroundBox {
+ Gfx::FloatRect rect;
+ BorderRadiiData radii;
+
+ inline void shrink(float top, float right, float bottom, float left)
+ {
+ rect.shrink(top, right, bottom, left);
+ radii.shrink(top, right, bottom, left);
+ }
+ };
+
+ BackgroundBox border_box {
+ border_rect,
+ border_radii
+ };
+
+ auto get_box = [&](CSS::BackgroundBox box_clip) {
+ auto box = border_box;
+ switch (box_clip) {
case CSS::BackgroundBox::ContentBox: {
auto& padding = layout_node.box_model().padding;
- box_rect.shrink(padding.top, padding.right, padding.bottom, padding.left);
+ box.shrink(padding.top, padding.right, padding.bottom, padding.left);
[[fallthrough]];
}
case CSS::BackgroundBox::PaddingBox: {
auto& border = layout_node.box_model().border;
- box_rect.shrink(border.top, border.right, border.bottom, border.left);
+ box.shrink(border.top, border.right, border.bottom, border.left);
[[fallthrough]];
}
case CSS::BackgroundBox::BorderBox:
default:
- return box_rect;
+ return box;
}
};
- auto color_rect = border_rect;
+ auto color_box = border_box;
if (background_layers && !background_layers->is_empty())
- color_rect = get_box(background_layers->last().clip);
+ color_box = get_box(background_layers->last().clip);
auto layer_is_paintable = [&](auto& layer) {
return layer.image && layer.image->bitmap();
@@ -57,24 +73,9 @@ void paint_background(PaintContext& context, Layout::NodeWithStyleAndBoxModelMet
}
}
- Optional<BorderRadiusCornerClipper> corner_radius_clipper {};
-
- if (border_radii.has_any_radius()) {
- if (!has_paintable_layers) {
- Gfx::AntiAliasingPainter aa_painter { painter };
- aa_painter.fill_rect_with_rounded_corners(color_rect.to_rounded<int>(),
- background_color, border_radii.top_left.as_corner(), border_radii.top_right.as_corner(), border_radii.bottom_right.as_corner(), border_radii.bottom_left.as_corner());
- return;
- }
- auto clipper = BorderRadiusCornerClipper::create(border_rect.to_rounded<int>(), border_radii);
- if (!clipper.is_error())
- corner_radius_clipper = clipper.release_value();
- }
-
- if (corner_radius_clipper.has_value())
- corner_radius_clipper->sample_under_corners(painter);
-
- painter.fill_rect(color_rect.to_rounded<int>(), background_color);
+ Gfx::AntiAliasingPainter aa_painter { painter };
+ aa_painter.fill_rect_with_rounded_corners(color_box.rect.to_rounded<int>(),
+ background_color, color_box.radii.top_left.as_corner(), color_box.radii.top_right.as_corner(), color_box.radii.bottom_right.as_corner(), color_box.radii.bottom_left.as_corner());
if (!has_paintable_layers)
return;
@@ -84,12 +85,21 @@ void paint_background(PaintContext& context, Layout::NodeWithStyleAndBoxModelMet
// TODO: Gradients!
if (!layer_is_paintable(layer))
continue;
+ Gfx::PainterStateSaver state { painter };
auto& image = *layer.image->bitmap();
// Clip
- auto clip_rect = get_box(layer.clip);
- painter.save();
- painter.add_clip_rect(clip_rect.to_rounded<int>());
+ Optional<BorderRadiusCornerClipper> corner_radius_clipper {};
+ auto clip_box = get_box(layer.clip);
+ auto clip_rect = clip_box.rect.to_rounded<int>();
+ if (clip_box.radii.has_any_radius()) {
+ auto clipper = BorderRadiusCornerClipper::create(clip_rect, clip_box.radii);
+ if (!clipper.is_error()) {
+ corner_radius_clipper = clipper.release_value();
+ corner_radius_clipper->sample_under_corners(painter);
+ }
+ }
+ painter.add_clip_rect(clip_rect);
Gfx::FloatRect background_positioning_area;
@@ -100,7 +110,7 @@ void paint_background(PaintContext& context, Layout::NodeWithStyleAndBoxModelMet
break;
case CSS::BackgroundAttachment::Local:
case CSS::BackgroundAttachment::Scroll:
- background_positioning_area = get_box(layer.origin);
+ background_positioning_area = get_box(layer.origin).rect;
break;
}
@@ -283,11 +293,9 @@ void paint_background(PaintContext& context, Layout::NodeWithStyleAndBoxModelMet
image_y += y_step;
}
- painter.restore();
+ if (corner_radius_clipper.has_value())
+ corner_radius_clipper->blit_corner_clipping(painter);
}
-
- if (corner_radius_clipper.has_value())
- corner_radius_clipper->blit_corner_clipping(painter);
}
}