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Applications: Move to Userland/Applications/

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Andreas Kling 2021-01-12 12:05:23 +01:00
parent aa939c4b4b
commit dc28c07fa5
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Userland/Applications/Piano/KnobsWidget.cpp Normal file
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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.
*/
#include "KnobsWidget.h"
#include "MainWidget.h"
#include "TrackManager.h"
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Label.h>
#include <LibGUI/Slider.h>
constexpr int max_attack = 1000;
constexpr int max_decay = 1000;
constexpr int max_sustain = 1000;
constexpr int max_release = 1000;
constexpr int max_delay = 8;
KnobsWidget::KnobsWidget(TrackManager& track_manager, MainWidget& main_widget)
: m_track_manager(track_manager)
, m_main_widget(main_widget)
{
set_layout<GUI::VerticalBoxLayout>();
set_fill_with_background_color(true);
m_labels_container = add<GUI::Widget>();
m_labels_container->set_layout<GUI::HorizontalBoxLayout>();
m_labels_container->set_fixed_height(20);
m_octave_label = m_labels_container->add<GUI::Label>("Octave");
m_wave_label = m_labels_container->add<GUI::Label>("Wave");
m_attack_label = m_labels_container->add<GUI::Label>("Attack");
m_decay_label = m_labels_container->add<GUI::Label>("Decay");
m_sustain_label = m_labels_container->add<GUI::Label>("Sustain");
m_release_label = m_labels_container->add<GUI::Label>("Release");
m_delay_label = m_labels_container->add<GUI::Label>("Delay");
m_values_container = add<GUI::Widget>();
m_values_container->set_layout<GUI::HorizontalBoxLayout>();
m_values_container->set_fixed_height(10);
m_octave_value = m_values_container->add<GUI::Label>(String::number(m_track_manager.octave()));
m_wave_value = m_values_container->add<GUI::Label>(wave_strings[m_track_manager.current_track().wave()]);
m_attack_value = m_values_container->add<GUI::Label>(String::number(m_track_manager.current_track().attack()));
m_decay_value = m_values_container->add<GUI::Label>(String::number(m_track_manager.current_track().decay()));
m_sustain_value = m_values_container->add<GUI::Label>(String::number(m_track_manager.current_track().sustain()));
m_release_value = m_values_container->add<GUI::Label>(String::number(m_track_manager.current_track().release()));
m_delay_value = m_values_container->add<GUI::Label>(String::number(m_track_manager.current_track().delay()));
m_knobs_container = add<GUI::Widget>();
m_knobs_container->set_layout<GUI::HorizontalBoxLayout>();
// FIXME: Implement vertical flipping in GUI::Slider, not here.
m_octave_knob = m_knobs_container->add<GUI::VerticalSlider>();
m_octave_knob->set_tooltip("Z: octave down, X: octave up");
m_octave_knob->set_range(octave_min - 1, octave_max - 1);
m_octave_knob->set_value((octave_max - 1) - (m_track_manager.octave() - 1));
m_octave_knob->on_change = [this](int value) {
int new_octave = octave_max - value;
if (m_change_underlying)
m_main_widget.set_octave_and_ensure_note_change(new_octave);
ASSERT(new_octave == m_track_manager.octave());
m_octave_value->set_text(String::number(new_octave));
};
m_wave_knob = m_knobs_container->add<GUI::VerticalSlider>();
m_wave_knob->set_tooltip("C: cycle through waveforms");
m_wave_knob->set_range(0, last_wave);
m_wave_knob->set_value(last_wave - m_track_manager.current_track().wave());
m_wave_knob->on_change = [this](int value) {
int new_wave = last_wave - value;
if (m_change_underlying)
m_track_manager.current_track().set_wave(new_wave);
ASSERT(new_wave == m_track_manager.current_track().wave());
m_wave_value->set_text(wave_strings[new_wave]);
};
m_attack_knob = m_knobs_container->add<GUI::VerticalSlider>();
m_attack_knob->set_range(0, max_attack);
m_attack_knob->set_value(max_attack - m_track_manager.current_track().attack());
m_attack_knob->set_step(100);
m_attack_knob->on_change = [this](int value) {
int new_attack = max_attack - value;
if (m_change_underlying)
m_track_manager.current_track().set_attack(new_attack);
ASSERT(new_attack == m_track_manager.current_track().attack());
m_attack_value->set_text(String::number(new_attack));
};
m_decay_knob = m_knobs_container->add<GUI::VerticalSlider>();
m_decay_knob->set_range(0, max_decay);
m_decay_knob->set_value(max_decay - m_track_manager.current_track().decay());
m_decay_knob->set_step(100);
m_decay_knob->on_change = [this](int value) {
int new_decay = max_decay - value;
if (m_change_underlying)
m_track_manager.current_track().set_decay(new_decay);
ASSERT(new_decay == m_track_manager.current_track().decay());
m_decay_value->set_text(String::number(new_decay));
};
m_sustain_knob = m_knobs_container->add<GUI::VerticalSlider>();
m_sustain_knob->set_range(0, max_sustain);
m_sustain_knob->set_value(max_sustain - m_track_manager.current_track().sustain());
m_sustain_knob->set_step(100);
m_sustain_knob->on_change = [this](int value) {
int new_sustain = max_sustain - value;
if (m_change_underlying)
m_track_manager.current_track().set_sustain(new_sustain);
ASSERT(new_sustain == m_track_manager.current_track().sustain());
m_sustain_value->set_text(String::number(new_sustain));
};
m_release_knob = m_knobs_container->add<GUI::VerticalSlider>();
m_release_knob->set_range(0, max_release);
m_release_knob->set_value(max_release - m_track_manager.current_track().release());
m_release_knob->set_step(100);
m_release_knob->on_change = [this](int value) {
int new_release = max_release - value;
if (m_change_underlying)
m_track_manager.current_track().set_release(new_release);
ASSERT(new_release == m_track_manager.current_track().release());
m_release_value->set_text(String::number(new_release));
};
m_delay_knob = m_knobs_container->add<GUI::VerticalSlider>();
m_delay_knob->set_range(0, max_delay);
m_delay_knob->set_value(max_delay - m_track_manager.current_track().delay());
m_delay_knob->on_change = [this](int value) {
int new_delay = max_delay - value;
if (m_change_underlying)
m_track_manager.current_track().set_delay(new_delay);
ASSERT(new_delay == m_track_manager.current_track().delay());
m_delay_value->set_text(String::number(new_delay));
};
}
KnobsWidget::~KnobsWidget()
{
}
void KnobsWidget::update_knobs()
{
m_wave_knob->set_value(last_wave - m_track_manager.current_track().wave());
// FIXME: This is needed because when the slider is changed normally, we
// need to change the underlying value, but if the keyboard was used, we
// need to change the slider without changing the underlying value.
m_change_underlying = false;
m_octave_knob->set_value(octave_max - m_track_manager.octave());
m_wave_knob->set_value(last_wave - m_track_manager.current_track().wave());
m_attack_knob->set_value(max_attack - m_track_manager.current_track().attack());
m_decay_knob->set_value(max_decay - m_track_manager.current_track().decay());
m_sustain_knob->set_value(max_sustain - m_track_manager.current_track().sustain());
m_release_knob->set_value(max_release - m_track_manager.current_track().release());
m_delay_knob->set_value(max_delay - m_track_manager.current_track().delay());
m_change_underlying = true;
}