/*

 * 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::Bitmap 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::Bitmap const& bitmap, Repetition repetition)

        : m_bitmap(bitmap)

        , m_repetition(repetition)

    {

    }

    NonnullRefPtr<Gfx::Bitmap const> m_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;

};

}