ladybird/Libraries/LibWeb/Painting/CanvasPaintable.cpp

51 lines
1.6 KiB
C++

/*
* Copyright (c) 2022, Andreas Kling <andreas@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/HTML/TraversableNavigable.h>
#include <LibWeb/Painting/CanvasPaintable.h>
namespace Web::Painting {
JS_DEFINE_ALLOCATOR(CanvasPaintable);
JS::NonnullGCPtr<CanvasPaintable> CanvasPaintable::create(Layout::CanvasBox const& layout_box)
{
return layout_box.heap().allocate_without_realm<CanvasPaintable>(layout_box);
}
CanvasPaintable::CanvasPaintable(Layout::CanvasBox const& layout_box)
: PaintableBox(layout_box)
{
}
Layout::CanvasBox const& CanvasPaintable::layout_box() const
{
return static_cast<Layout::CanvasBox const&>(layout_node());
}
void CanvasPaintable::paint(PaintContext& context, PaintPhase phase) const
{
if (!is_visible())
return;
PaintableBox::paint(context, phase);
if (phase == PaintPhase::Foreground) {
auto canvas_rect = context.rounded_device_rect(absolute_rect());
ScopedCornerRadiusClip corner_clip { context, canvas_rect, normalized_border_radii_data(ShrinkRadiiForBorders::Yes) };
if (layout_box().dom_node().surface()) {
auto surface = layout_box().dom_node().surface();
// FIXME: Remove this const_cast.
const_cast<HTML::HTMLCanvasElement&>(layout_box().dom_node()).present();
auto scaling_mode = to_gfx_scaling_mode(computed_values().image_rendering(), surface->rect(), canvas_rect.to_type<int>());
context.display_list_recorder().draw_painting_surface(canvas_rect.to_type<int>(), *layout_box().dom_node().surface(), surface->rect(), scaling_mode);
}
}
}
}