Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89 Commit: 93712b24bf Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256 Reviewed-by: https://github.com/sideshowbarker
2025-09-05 17:16:04 +00:00 · 2024-11-09 12:25:08 -05:00 · 2024-11-09 12:25:08 -05:00 · 93712b24bf · 2024-11-10 11:51:52 +00:00
commit 93712b24bf
parent 950e819ee7
4547 changed files with 104 additions and 113 deletions
--- a/Libraries/LibWeb/Painting/SVGSVGPaintable.cpp
+++ b/Libraries/LibWeb/Painting/SVGSVGPaintable.cpp
@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 2018-2022, Andreas Kling <andreas@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibWeb/Layout/ImageBox.h>
+#include <LibWeb/Painting/SVGSVGPaintable.h>
+
+namespace Web::Painting {
+
+JS_DEFINE_ALLOCATOR(SVGSVGPaintable);
+
+JS::NonnullGCPtr<SVGSVGPaintable> SVGSVGPaintable::create(Layout::SVGSVGBox const& layout_box)
+{
+    return layout_box.heap().allocate_without_realm<SVGSVGPaintable>(layout_box);
+}
+
+SVGSVGPaintable::SVGSVGPaintable(Layout::SVGSVGBox const& layout_box)
+    : PaintableBox(layout_box)
+{
+}
+
+Layout::SVGSVGBox const& SVGSVGPaintable::layout_box() const
+{
+    return static_cast<Layout::SVGSVGBox const&>(layout_node());
+}
+
+void SVGSVGPaintable::before_children_paint(PaintContext& context, PaintPhase phase) const
+{
+    PaintableBox::before_children_paint(context, phase);
+    if (phase != PaintPhase::Foreground)
+        return;
+    context.display_list_recorder().push_scroll_frame_id(scroll_frame_id());
+}
+
+void SVGSVGPaintable::after_children_paint(PaintContext& context, PaintPhase phase) const
+{
+    PaintableBox::after_children_paint(context, phase);
+    if (phase != PaintPhase::Foreground)
+        return;
+    context.display_list_recorder().pop_scroll_frame_id();
+}
+
+static Gfx::FloatMatrix4x4 matrix_with_scaled_translation(Gfx::FloatMatrix4x4 matrix, float scale)
+{
+    auto* m = matrix.elements();
+    m[0][3] *= scale;
+    m[1][3] *= scale;
+    m[2][3] *= scale;
+    return matrix;
+}
+
+void SVGSVGPaintable::paint_descendants(PaintContext& context, PaintableBox const& paintable, PaintPhase phase)
+{
+    if (phase != PaintPhase::Foreground)
+        return;
+
+    auto paint_svg_box = [&](auto& svg_box) {
+        auto const& computed_values = svg_box.computed_values();
+
+        auto masking_area = svg_box.get_masking_area();
+        auto needs_to_save_state = computed_values.opacity() < 1 || svg_box.has_css_transform() || svg_box.get_masking_area().has_value();
+
+        if (needs_to_save_state) {
+            context.display_list_recorder().save();
+        }
+
+        if (computed_values.opacity() < 1) {
+            context.display_list_recorder().apply_opacity(computed_values.opacity());
+        }
+
+        if (svg_box.has_css_transform()) {
+            auto transform_matrix = svg_box.transform();
+            Gfx::FloatPoint transform_origin = svg_box.transform_origin().template to_type<float>();
+            auto to_device_pixels_scale = float(context.device_pixels_per_css_pixel());
+            context.display_list_recorder().apply_transform(transform_origin.scaled(to_device_pixels_scale), matrix_with_scaled_translation(transform_matrix, to_device_pixels_scale));
+        }
+
+        if (masking_area.has_value()) {
+            if (masking_area->is_empty())
+                return;
+            auto mask_bitmap = svg_box.calculate_mask(context, *masking_area);
+            if (mask_bitmap) {
+                auto source_paintable_rect = context.enclosing_device_rect(*masking_area).template to_type<int>();
+                auto origin = source_paintable_rect.location();
+                context.display_list_recorder().apply_mask_bitmap(origin, mask_bitmap.release_nonnull(), *svg_box.get_mask_type());
+            }
+        }
+
+        svg_box.before_paint(context, PaintPhase::Foreground);
+        svg_box.paint(context, PaintPhase::Foreground);
+        svg_box.after_paint(context, PaintPhase::Foreground);
+
+        paint_descendants(context, svg_box, phase);
+
+        if (needs_to_save_state) {
+            context.display_list_recorder().restore();
+        }
+    };
+
+    paintable.before_children_paint(context, PaintPhase::Foreground);
+    paintable.for_each_child([&](auto& child) {
+        paint_svg_box(verify_cast<PaintableBox>(child));
+        return IterationDecision::Continue;
+    });
+    paintable.after_children_paint(context, PaintPhase::Foreground);
+}
+
+}