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SoundPlayer: Add a 'Bars' audio visualization
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Userland/Applications/SoundPlayer/BarsVisualizationWidget.h
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Userland/Applications/SoundPlayer/BarsVisualizationWidget.h
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/*
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* Copyright (c) 2021, Cesar Torres <shortanemoia@protonmail.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "VisualizationBase.h"
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#include <AK/Complex.h>
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#include <LibAudio/Buffer.h>
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#include <LibGUI/Frame.h>
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class BarsVisualizationWidget final : public GUI::Frame
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, public Visualization {
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C_OBJECT(BarsVisualizationWidget)
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public:
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~BarsVisualizationWidget() override;
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void set_buffer(RefPtr<Audio::Buffer> buffer) override;
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private:
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void set_buffer(RefPtr<Audio::Buffer> buffer, int samples_to_use);
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BarsVisualizationWidget();
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void paint_event(GUI::PaintEvent&) override;
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void mousedown_event(GUI::MouseEvent& event) override;
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Vector<Complex<double>> m_sample_buffer;
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Vector<int> m_gfx_falling_bars;
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int m_last_id;
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int m_sample_count;
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bool m_is_using_last;
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bool m_adjust_frequencies;
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RefPtr<GUI::Menu> m_context_menu;
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};
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