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SoundPlayer: Auto refresh visualization widgets

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Visualization widgets should only have to tell how many samples they
need per frame and have a render method which receives all data relevant
to draw the next frame.
This commit is contained in:
Arne Elster 2022-01-09 22:46:06 +01:00 • committed by Andreas Kling
parent 02462b6068
commit 9edaa033e5
7 changed files with 115 additions and 107 deletions
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11
Userland/Applications/SoundPlayer/BarsVisualizationWidget.h
View file

@ -9,6 +9,7 @@
#include "VisualizationWidget.h"
#include <AK/Complex.h>
#include <AK/FixedArray.h>
#include <LibAudio/Buffer.h>
#include <LibGUI/Frame.h>
@ -17,21 +18,15 @@ class BarsVisualizationWidget final : public VisualizationWidget {
public:
~BarsVisualizationWidget() override = default;
void set_buffer(RefPtr<Audio::Buffer> buffer) override;
void set_samplerate(int samplerate) override;
private:
BarsVisualizationWidget();
void set_buffer(RefPtr<Audio::Buffer> buffer, int samples_to_use);
void paint_event(GUI::PaintEvent&) override;
void render(GUI::PaintEvent&, FixedArray<double> const&) override;
void context_menu_event(GUI::ContextMenuEvent& event) override;
Vector<Complex<double>> m_sample_buffer;
FixedArray<Complex<double>> m_fft_samples;
Vector<int> m_gfx_falling_bars;
int m_last_id;
int m_sample_count;
int m_samplerate;
bool m_is_using_last;
bool m_adjust_frequencies;
RefPtr<GUI::Menu> m_context_menu;