mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-26 09:30:24 +00:00
64 lines
2.5 KiB
C++
64 lines
2.5 KiB
C++
/*
|
|
* 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;
|
|
};
|