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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2019-2020, William McPherson <willmcpherson2@gmail.com>
* 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 "KeysWidget.h"
#include "Music.h"
#include <LibGUI/ScrollableWidget.h>
class TrackManager;
class RollWidget final : public GUI::ScrollableWidget {
C_OBJECT(RollWidget)
public:
virtual ~RollWidget() override;
const KeysWidget* keys_widget() const { return m_keys_widget; }
void set_keys_widget(const KeysWidget* widget) { m_keys_widget = widget; }
private:
explicit RollWidget(TrackManager&);
virtual void paint_event(GUI::PaintEvent&) override;
virtual void mousedown_event(GUI::MouseEvent& event) override;
virtual void mousemove_event(GUI::MouseEvent& event) override;
virtual void mouseup_event(GUI::MouseEvent& event) override;
virtual void mousewheel_event(GUI::MouseEvent&) override;
TrackManager& m_track_manager;
const KeysWidget* m_keys_widget;
int m_roll_width { 0 };
int m_num_notes { 0 };
double m_note_width { 0.0 };
int m_zoom_level { 1 };
Optional<Gfx::IntPoint> m_note_drag_start;
Optional<RollNote> m_note_drag_location;
int m_drag_note;
};
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