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serenity/Userland/Libraries/LibWeb/Painting/CanvasPaintable.cpp
Andreas Kling 1f69e9cddf LibWeb: Remove Layout::Node::m_visible and compute it on the fly
This fixes an issue where the value would be out of sync with reality
in anonymous wrapper block boxes, since we forgot to compute m_visible
after assigning the computed values to them.

Fixes #21106
2023-09-18 14:45:20 +02:00

50 lines
1.6 KiB
C++

/*
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Painting/CanvasPaintable.h>
namespace Web::Painting {
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, context.painter(), canvas_rect, normalized_border_radii_data(ShrinkRadiiForBorders::Yes) };
// FIXME: This should be done at a different level.
if (is_out_of_view(context))
return;
if (layout_box().dom_node().bitmap()) {
// 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(), layout_box().dom_node().bitmap()->rect(), canvas_rect.to_type<int>());
context.painter().draw_scaled_bitmap(canvas_rect.to_type<int>(), *layout_box().dom_node().bitmap(), layout_box().dom_node().bitmap()->rect(), 1.0f, scaling_mode);
}
}
}
}