/*
 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#include <AK/Function.h>
#include <AK/NonnullRefPtr.h>
#include <AK/Weakable.h>
#include <LibDraw/Rect.h>

class CharacterBitmap;
class Painter;
class WSMouseEvent;
class WSWindowFrame;

class WSButton : public Weakable<WSButton> {
public:
    WSButton(WSWindowFrame&, NonnullRefPtr<CharacterBitmap>&&, Function<void(WSButton&)>&& on_click_handler);
    ~WSButton();

    Rect relative_rect() const { return m_relative_rect; }
    void set_relative_rect(const Rect& rect) { m_relative_rect = rect; }

    Rect rect() const { return { {}, m_relative_rect.size() }; }
    Rect screen_rect() const;

    void paint(Painter&);

    void on_mouse_event(const WSMouseEvent&);

    Function<void(WSButton&)> on_click;

    bool is_visible() const { return m_visible; }

    void set_bitmap(const CharacterBitmap& bitmap) { m_bitmap = bitmap; }

private:
    WSWindowFrame& m_frame;
    Rect m_relative_rect;
    NonnullRefPtr<CharacterBitmap> m_bitmap;
    bool m_pressed { false };
    bool m_visible { true };
    bool m_hovered { false };
};