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815442b2b5
On mouse move the pressed button is not present in the event argument which causes the corresponding code to never fire. Instead it now stores the original mouse down event and acts according to that on mouse move.
56 lines
1.7 KiB
C++
56 lines
1.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2019-2020, William McPherson <willmcpherson2@gmail.com>
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* Copyright (c) 2021, kleines Filmröllchen <filmroellchen@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include "KeysWidget.h"
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#include "Music.h"
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#include <LibDSP/Music.h>
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#include <LibGUI/AbstractScrollableWidget.h>
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class TrackManager;
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using DSP::RollNote;
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class RollWidget final : public GUI::AbstractScrollableWidget {
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C_OBJECT(RollWidget)
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public:
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virtual ~RollWidget() override = default;
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KeysWidget const* keys_widget() const { return m_keys_widget; }
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void set_keys_widget(KeysWidget const* widget) { m_keys_widget = widget; }
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private:
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explicit RollWidget(TrackManager&);
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virtual void paint_event(GUI::PaintEvent&) override;
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virtual void mousedown_event(GUI::MouseEvent& event) override;
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virtual void mousemove_event(GUI::MouseEvent& event) override;
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virtual void mouseup_event(GUI::MouseEvent& event) override;
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virtual void mousewheel_event(GUI::MouseEvent&) override;
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bool viewport_changed() const;
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TrackManager& m_track_manager;
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KeysWidget const* m_keys_widget;
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int m_roll_width { 0 };
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int m_num_notes { 0 };
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double m_note_width { 0.0 };
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int m_zoom_level { 1 };
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Optional<GUI::MouseEvent> m_mousedown_event;
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RefPtr<Gfx::Bitmap> m_background;
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int m_prev_zoom_level { m_zoom_level };
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int m_prev_scroll_x { horizontal_scrollbar().value() };
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int m_prev_scroll_y { vertical_scrollbar().value() };
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u8 get_pitch_for_y(int y) const;
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int get_note_for_x(int x) const;
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};
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