ladybird/Libraries/LibWeb/HTML/CanvasPattern.h

61 lines
1.6 KiB
C++

/*
* Copyright (c) 2023, MacDue <macdue@dueutil.tech>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibGfx/PaintStyle.h>
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/HTML/Canvas/CanvasDrawImage.h>
namespace Web::HTML {
class CanvasPatternPaintStyle final : public Gfx::PaintStyle {
public:
enum class Repetition {
Repeat,
RepeatX,
RepeatY,
NoRepeat
};
static ErrorOr<NonnullRefPtr<CanvasPatternPaintStyle>> create(Gfx::ImmutableBitmap const& bitmap, Repetition repetition)
{
return adopt_nonnull_ref_or_enomem(new (nothrow) CanvasPatternPaintStyle(bitmap, repetition));
}
virtual void paint(Gfx::IntRect physical_bounding_box, PaintFunction paint) const override;
private:
CanvasPatternPaintStyle(Gfx::ImmutableBitmap const& immutable_bitmap, Repetition repetition)
: m_immutable_bitmap(immutable_bitmap)
, m_repetition(repetition)
{
}
NonnullRefPtr<Gfx::ImmutableBitmap> m_immutable_bitmap;
Repetition m_repetition { Repetition::Repeat };
};
class CanvasPattern final : public Bindings::PlatformObject {
WEB_PLATFORM_OBJECT(CanvasPattern, Bindings::PlatformObject);
JS_DECLARE_ALLOCATOR(CanvasPattern);
public:
static WebIDL::ExceptionOr<JS::GCPtr<CanvasPattern>> create(JS::Realm&, CanvasImageSource const& image, StringView repetition);
~CanvasPattern();
NonnullRefPtr<Gfx::PaintStyle> to_gfx_paint_style() { return m_pattern; }
private:
CanvasPattern(JS::Realm&, CanvasPatternPaintStyle&);
virtual void initialize(JS::Realm&) override;
NonnullRefPtr<CanvasPatternPaintStyle> m_pattern;
};
}